def __init__( self, parent, controller, size, title, units, show_gauge, real, minval, maxval, decimal_places, msg_key, sample_rate_key, ): pubsub.__init__(self) wx.Panel.__init__(self, parent, style=wx.SUNKEN_BORDER) #setup self.peak_val_real = NEG_INF self.real = real self.units = units self.decimal_places = decimal_places #proxy the keys self.proxy(MSG_KEY, controller, msg_key) #initialize values self[RUNNING_KEY] = True self[VALUE_REAL_KEY] = minval #setup the box with display and controls main_box = wx.BoxSizer(wx.HORIZONTAL) sizer = forms.static_box_sizer( parent=self, sizer=main_box, label=title, bold=True, orient=wx.VERTICAL, proportion=1, ) sizer.AddStretchSpacer() forms.static_text( parent=self, sizer=sizer, ps=self, key=VALUE_REPR_KEY, width=size[0], converter=forms.str_converter(), ) sizer.AddStretchSpacer() self.gauge_real = forms.gauge( parent=self, sizer=sizer, style=wx.GA_HORIZONTAL, ps=self, key=VALUE_REAL_KEY, length=size[0], minimum=minval, maximum=maxval, num_steps=DEFAULT_GAUGE_RANGE, ) #hide/show gauges self.gauge_real.ShowItems(show_gauge) self.SetSizerAndFit(main_box) #register events self.subscribe(MSG_KEY, self.handle_msg)
def build_gui(self):
self.vbox.AddSpacer(5)
self.vbox.AddStretchSpacer()
##################################################
# Baseband controls
##################################################
bb_vbox = forms.static_box_sizer(parent=self.panel, label="Baseband Modulation", orient=wx.VERTICAL, bold=True)
self.vbox.Add(bb_vbox, 0, wx.EXPAND)
sine_bb_hbox = wx.BoxSizer(wx.HORIZONTAL)
sweep_bb_hbox = wx.BoxSizer(wx.HORIZONTAL)
tone_bb_hbox = wx.BoxSizer(wx.HORIZONTAL)
self.vbox.AddSpacer(10)
self.vbox.AddStretchSpacer()
#callback to show/hide forms
def set_type(type):
sine_bb_hbox.ShowItems(type == gr.GR_SIN_WAVE)
sweep_bb_hbox.ShowItems(type == 'sweep')
tone_bb_hbox.ShowItems(type == '2tone')
self.vbox.Layout()
self.tb.subscribe(usrp_siggen.TYPE_KEY, set_type)
#create sine forms
sine_bb_hbox.AddSpacer(10)
forms.text_box(
parent=self.panel, sizer=sine_bb_hbox,
label='Frequency (Hz)',
ps=self.tb,
key=usrp_siggen.WAVEFORM_FREQ_KEY,
converter=forms.float_converter(),
)
sine_bb_hbox.AddStretchSpacer()
#create sweep forms
sweep_bb_hbox.AddSpacer(10)
forms.text_box(
parent=self.panel, sizer=sweep_bb_hbox,
label='Sweep Width (Hz)',
ps=self.tb,
key=usrp_siggen.WAVEFORM_FREQ_KEY,
converter=forms.float_converter(),
)
sweep_bb_hbox.AddStretchSpacer()
forms.text_box(
parent=self.panel, sizer=sweep_bb_hbox,
label='Sweep Rate (Hz)',
ps=self.tb,
key=usrp_siggen.WAVEFORM2_FREQ_KEY,
converter=forms.float_converter(),
)
sweep_bb_hbox.AddStretchSpacer()
#create 2tone forms
tone_bb_hbox.AddSpacer(10)
forms.text_box(
parent=self.panel, sizer=tone_bb_hbox,
label='Tone 1 (Hz)',
ps=self.tb,
key=usrp_siggen.WAVEFORM_FREQ_KEY,
converter=forms.float_converter(),
)
tone_bb_hbox.AddStretchSpacer()
forms.text_box(
parent=self.panel, sizer=tone_bb_hbox,
label='Tone 2 (Hz)',
ps=self.tb,
key=usrp_siggen.WAVEFORM2_FREQ_KEY,
converter=forms.float_converter(),
)
tone_bb_hbox.AddStretchSpacer()
forms.radio_buttons(
parent=self.panel, sizer=bb_vbox,
choices=usrp_siggen.waveforms.keys(),
labels=usrp_siggen.waveforms.values(),
ps=self.tb,
key=usrp_siggen.TYPE_KEY,
style=wx.NO_BORDER | wx.RA_HORIZONTAL,
)
bb_vbox.AddSpacer(10)
bb_vbox.Add(sine_bb_hbox, 0, wx.EXPAND)
bb_vbox.Add(sweep_bb_hbox, 0, wx.EXPAND)
bb_vbox.Add(tone_bb_hbox, 0, wx.EXPAND)
set_type(self.tb[usrp_siggen.TYPE_KEY])
##################################################
# Frequency controls
##################################################
fc_vbox = forms.static_box_sizer(parent=self.panel, label="Center Frequency", orient=wx.VERTICAL, bold=True)
fc_vbox.AddSpacer(5)
# First row of frequency controls (center frequency)
freq_hbox = wx.BoxSizer(wx.HORIZONTAL)
fc_vbox.Add(freq_hbox, 0, wx.EXPAND)
fc_vbox.AddSpacer(10)
# Second row of frequency controls (results)
tr_hbox = wx.BoxSizer(wx.HORIZONTAL)
fc_vbox.Add(tr_hbox, 0, wx.EXPAND)
fc_vbox.AddSpacer(5)
# Add frequency controls to top window sizer
self.vbox.Add(fc_vbox, 0, wx.EXPAND)
self.vbox.AddSpacer(10)
self.vbox.AddStretchSpacer()
freq_hbox.AddSpacer(5)
forms.text_box(
parent=self.panel, sizer=freq_hbox,
proportion=1,
converter=forms.float_converter(),
ps=self.tb,
key=usrp_siggen.TX_FREQ_KEY,
)
freq_hbox.AddSpacer(10)
forms.slider(
parent=self.panel, sizer=freq_hbox,
proportion=2,
ps=self.tb,
key=usrp_siggen.TX_FREQ_KEY,
minimum=self.tb[usrp_siggen.FREQ_RANGE_KEY][0],
maximum=self.tb[usrp_siggen.FREQ_RANGE_KEY][1],
num_steps=100,
)
freq_hbox.AddSpacer(5)
tr_hbox.AddSpacer(5)
forms.static_text(
parent=self.panel, sizer=tr_hbox,
label='Daughterboard (Hz)',
ps=self.tb,
key=usrp_siggen.BB_FREQ_KEY,
converter=forms.float_converter(),
proportion=1,
)
tr_hbox.AddSpacer(10)
forms.static_text(
parent=self.panel, sizer=tr_hbox,
label='USRP DDC (Hz)',
ps=self.tb,
key=usrp_siggen.DDC_FREQ_KEY,
converter=forms.float_converter(),
proportion=1,
)
tr_hbox.AddSpacer(5)
##################################################
# Amplitude controls
##################################################
amp_hbox = forms.static_box_sizer(parent=self.panel, label="Amplitude", orient=wx.VERTICAL, bold=True)
amp_hbox.AddSpacer(5)
# First row of amp controls (ampl)
lvl_hbox = wx.BoxSizer(wx.HORIZONTAL)
amp_hbox.Add(lvl_hbox, 0, wx.EXPAND)
amp_hbox.AddSpacer(10)
# Second row of amp controls (tx gain)
gain_hbox = wx.BoxSizer(wx.HORIZONTAL)
amp_hbox.Add(gain_hbox, 0, wx.EXPAND)
amp_hbox.AddSpacer(5)
self.vbox.Add(amp_hbox, 0, wx.EXPAND)
self.vbox.AddSpacer(10)
self.vbox.AddStretchSpacer()
lvl_hbox.AddSpacer(5)
forms.text_box(
parent=self.panel, sizer=lvl_hbox,
proportion=1,
converter=forms.float_converter(),
ps=self.tb,
key=usrp_siggen.AMPLITUDE_KEY,
label="Level (0.0-1.0)",
)
lvl_hbox.AddSpacer(10)
forms.log_slider(
parent=self.panel, sizer=lvl_hbox,
proportion=2,
ps=self.tb,
key=usrp_siggen.AMPLITUDE_KEY,
min_exp=-6,
max_exp=0,
base=10,
num_steps=100,
)
lvl_hbox.AddSpacer(5)
if self.tb[usrp_siggen.GAIN_RANGE_KEY][0] < self.tb[usrp_siggen.GAIN_RANGE_KEY][1]:
gain_hbox.AddSpacer(5)
forms.text_box(
parent=self.panel, sizer=gain_hbox,
proportion=1,
converter=forms.float_converter(),
ps=self.tb,
key=usrp_siggen.GAIN_KEY,
label="TX Gain (dB)",
)
gain_hbox.AddSpacer(10)
forms.slider(
parent=self.panel, sizer=gain_hbox,
proportion=2,
ps=self.tb,
key=usrp_siggen.GAIN_KEY,
minimum=self.tb[usrp_siggen.GAIN_RANGE_KEY][0],
maximum=self.tb[usrp_siggen.GAIN_RANGE_KEY][1],
step_size=self.tb[usrp_siggen.GAIN_RANGE_KEY][2],
)
gain_hbox.AddSpacer(5)
##################################################
# Sample Rate controls
##################################################
sam_hbox = forms.static_box_sizer(parent=self.panel, label="Sample Rate", orient=wx.HORIZONTAL, bold=True)
self.vbox.Add(sam_hbox, 0, wx.EXPAND)
self.vbox.AddSpacer(10)
self.vbox.AddStretchSpacer()
sam_hbox.AddSpacer(5)
forms.text_box(
parent=self.panel, sizer=sam_hbox,
converter=forms.int_converter(),
ps=self.tb,
key=usrp_siggen.INTERP_KEY,
label="Interpolation",
)
sam_hbox.AddStretchSpacer(20)
forms.static_text(
parent=self.panel, sizer=sam_hbox,
label='Sample Rate (sps)',
ps=self.tb,
key=usrp_siggen.SAMP_RATE_KEY,
converter=forms.float_converter(),
)
sam_hbox.AddStretchSpacer(20)
forms.static_text(
parent=self.panel, sizer=sam_hbox,
label='Link Rate (bits/sec)',
ps=self.tb,
key=usrp_siggen.LINK_RATE_KEY,
converter=forms.float_converter(),
)
sam_hbox.AddSpacer(5)
##################################################
# USRP status
##################################################
u2_hbox = forms.static_box_sizer(parent=self.panel, label="USRP Status", orient=wx.HORIZONTAL, bold=True)
self.vbox.Add(u2_hbox, 0, wx.EXPAND)
self.vbox.AddSpacer(10)
self.vbox.AddStretchSpacer()
u2_hbox.AddSpacer(10)
forms.static_text(
parent=self.panel, sizer=u2_hbox,
ps=self.tb,
key=usrp_siggen.DESC_KEY,
converter=forms.str_converter(),
)
self.vbox.AddSpacer(5)
self.vbox.AddStretchSpacer()
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="USRP HRPT Receiver")
##################################################
# Variables
##################################################
self.sym_rate = sym_rate = 600 * 1109
self.sample_rate = sample_rate = 4e6
self.config_filename = config_filename = os.environ[
'HOME'] + '/.gnuradio/config.conf'
self.sps = sps = sample_rate / sym_rate
self._saved_pll_alpha_config = ConfigParser.ConfigParser()
self._saved_pll_alpha_config.read(config_filename)
try:
saved_pll_alpha = self._saved_pll_alpha_config.getfloat(
'usrp_rx_hrpt', 'pll_alpha')
except:
saved_pll_alpha = 0.01
self.saved_pll_alpha = saved_pll_alpha
self._saved_gain_config = ConfigParser.ConfigParser()
self._saved_gain_config.read(config_filename)
try:
saved_gain = self._saved_gain_config.getfloat(
'usrp_rx_hrpt', 'gain')
except:
saved_gain = 35
self.saved_gain = saved_gain
self._saved_freq_config = ConfigParser.ConfigParser()
self._saved_freq_config.read(config_filename)
try:
saved_freq = self._saved_freq_config.getfloat(
'usrp_rx_hrpt', 'freq')
except:
saved_freq = 1698e6
self.saved_freq = saved_freq
self._saved_clock_alpha_config = ConfigParser.ConfigParser()
self._saved_clock_alpha_config.read(config_filename)
try:
saved_clock_alpha = self._saved_clock_alpha_config.getfloat(
'usrp_rx_hrpt', 'clock_alpha')
except:
saved_clock_alpha = 0.01
self.saved_clock_alpha = saved_clock_alpha
self._addr_config = ConfigParser.ConfigParser()
self._addr_config.read(config_filename)
try:
addr = self._addr_config.get('usrp_rx_hrpt', 'addr')
except:
addr = ""
self.addr = addr
self.rate_text = rate_text = sample_rate
self.pll_alpha = pll_alpha = saved_pll_alpha
self._output_filename_config = ConfigParser.ConfigParser()
self._output_filename_config.read(config_filename)
try:
output_filename = self._output_filename_config.get(
'usrp_rx_hrpt', 'filename')
except:
output_filename = 'frames.hrpt'
self.output_filename = output_filename
self.max_clock_offset = max_clock_offset = 100e-6
self.max_carrier_offset = max_carrier_offset = 2 * math.pi * 100e3 / sample_rate
self.hs = hs = int(sps / 2.0)
self.gain = gain = saved_gain
self.freq = freq = saved_freq
self.clock_alpha = clock_alpha = saved_clock_alpha
self.addr_text = addr_text = addr
##################################################
# Blocks
##################################################
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
value=self.freq,
callback=self.set_freq,
label="Frequency",
converter=forms.float_converter(),
)
self.GridAdd(self._freq_text_box, 0, 0, 1, 1)
self.displays = self.displays = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.displays.AddPage(grc_wxgui.Panel(self.displays), "Spectrum")
self.displays.AddPage(grc_wxgui.Panel(self.displays), "Demod")
self.GridAdd(self.displays, 2, 0, 1, 4)
_clock_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
label="Clock Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
minimum=0.0,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_clock_alpha_sizer, 0, 3, 1, 1)
self.uhd_usrp_source_0 = uhd.usrp_source(
device_addr=addr,
io_type=uhd.io_type.COMPLEX_FLOAT32,
num_channels=1,
)
self.uhd_usrp_source_0.set_samp_rate(sample_rate)
self.uhd_usrp_source_0.set_center_freq(freq, 0)
self.uhd_usrp_source_0.set_gain(0, 0)
self.rx_fft = fftsink2.fft_sink_c(
self.displays.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=5,
y_divs=8,
ref_level=-5,
ref_scale=2.0,
sample_rate=sample_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.1,
title="RX Spectrum",
peak_hold=False,
size=(640, 360),
)
self.displays.GetPage(0).GridAdd(self.rx_fft.win, 0, 0, 1, 1)
self._rate_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.rate_text,
callback=self.set_rate_text,
label="Baseband Rate",
converter=forms.float_converter(),
)
self.GridAdd(self._rate_text_static_text, 1, 1, 1, 1)
_pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
minimum=0.0,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_pll_alpha_sizer, 0, 2, 1, 1)
self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2 / 4.0,
max_carrier_offset)
self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0 / hs, 4000)
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label="RX Gain",
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_gain_sizer, 0, 1, 1, 1)
self.frame_sink = gr.file_sink(gr.sizeof_short * 1, output_filename)
self.frame_sink.set_unbuffered(False)
self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff(
sps / 2.0, clock_alpha**2 / 4.0, 0.5, clock_alpha,
max_clock_offset)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self.demod_scope = scopesink2.scope_sink_f(
self.displays.GetPage(1).GetWin(),
title="Post-Demod",
sample_rate=sym_rate * 2.0,
v_scale=0.5,
v_offset=0,
t_scale=10.0 / sym_rate,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=gr.gr_TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.displays.GetPage(1).GridAdd(self.demod_scope.win, 0, 0, 1, 1)
self.deframer = noaa.hrpt_deframer()
self.decoder = noaa.hrpt_decoder(True, True)
self.agc = gr.agc_cc(1e-6, 1.0, 1.0, 1.0)
self._addr_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.addr_text,
callback=self.set_addr_text,
label="USRP Addr",
converter=forms.str_converter(),
)
self.GridAdd(self._addr_text_static_text, 1, 0, 1, 1)
##################################################
# Connections
##################################################
self.connect((self.deframer, 0), (self.frame_sink, 0))
self.connect((self.deframer, 0), (self.decoder, 0))
self.connect((self.agc, 0), (self.pll, 0))
self.connect((self.agc, 0), (self.rx_fft, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.agc, 0))
self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
self.connect((self.gr_moving_average_xx_0, 0), (self.demod_scope, 0))
self.connect((self.gr_moving_average_xx_0, 0),
(self.digital_clock_recovery_mm_xx_0, 0))
self.connect((self.digital_clock_recovery_mm_xx_0, 0),
(self.digital_binary_slicer_fb_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0), (self.deframer, 0))
def __init__(self,
side="A",
gain=35,
decim=32,
sync_check=False,
satellite='METEOR-M-1',
frames_file=os.environ['HOME'] + '/METEOR-M-1.hrpt',
freq=1700e6):
grc_wxgui.top_block_gui.__init__(self, title="USRP NOAA HRPT Receiver")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.side = side
self.gain = gain
self.decim = decim
self.sync_check = sync_check
self.satellite = satellite
self.frames_file = frames_file
self.freq = freq
##################################################
# Variables
##################################################
self.sym_rate = sym_rate = 600 * 1109
self.samp_rate = samp_rate = 64e6 / decim
self.config_filename = config_filename = os.environ[
'HOME'] + '/.gnuradio/mn1_hrpt.conf'
self.sps = sps = samp_rate / sym_rate
self._saved_pll_alpha_config = ConfigParser.ConfigParser()
self._saved_pll_alpha_config.read(config_filename)
try:
saved_pll_alpha = self._saved_pll_alpha_config.getfloat(
"satname", 'pll_alpha')
except:
saved_pll_alpha = 0.005
self.saved_pll_alpha = saved_pll_alpha
self._saved_clock_alpha_config = ConfigParser.ConfigParser()
self._saved_clock_alpha_config.read(config_filename)
try:
saved_clock_alpha = self._saved_clock_alpha_config.getfloat(
"satname", 'clock_alpha')
except:
saved_clock_alpha = 0.001
self.saved_clock_alpha = saved_clock_alpha
self.sync_check_txt = sync_check_txt = sync_check
self.side_text = side_text = side
self._saved_gain_config = ConfigParser.ConfigParser()
self._saved_gain_config.read(config_filename)
try:
saved_gain = self._saved_gain_config.getfloat("satname", 'gain')
except:
saved_gain = gain
self.saved_gain = saved_gain
self.satellite_text = satellite_text = satellite
self.sample_rate_text = sample_rate_text = samp_rate
self.pll_alpha = pll_alpha = saved_pll_alpha
self.max_clock_offset = max_clock_offset = 0.1
self.max_carrier_offset = max_carrier_offset = 2 * math.pi * 100e3 / samp_rate
self.hs = hs = int(sps / 2.0)
self.gain_slider = gain_slider = gain
self.freq_tb = freq_tb = freq
self.frames_outfile_text = frames_outfile_text = frames_file
self.decim_tb = decim_tb = decim
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S",
localtime())
self.clock_alpha = clock_alpha = saved_clock_alpha
##################################################
# Notebooks
##################################################
self.displays = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.displays.AddPage(grc_wxgui.Panel(self.displays),
"RX Meteor M N1 HRPT")
self.displays.AddPage(grc_wxgui.Panel(self.displays), "Information")
self.Add(self.displays)
##################################################
# Controls
##################################################
self._sync_check_txt_static_text = forms.static_text(
parent=self.GetWin(),
value=self.sync_check_txt,
callback=self.set_sync_check_txt,
label="Sync check",
converter=forms.float_converter(),
)
self.GridAdd(self._sync_check_txt_static_text, 0, 2, 1, 1)
self._side_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.side_text,
callback=self.set_side_text,
label="USRP Side",
converter=forms.str_converter(),
)
self.GridAdd(self._side_text_static_text, 0, 0, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Satellite",
converter=forms.str_converter(),
)
self.GridAdd(self._satellite_text_static_text, 0, 1, 1, 1)
self._sample_rate_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.sample_rate_text,
callback=self.set_sample_rate_text,
label="Sample rate",
converter=forms.float_converter(),
)
self.displays.GetPage(1).GridAdd(self._sample_rate_text_static_text, 3,
0, 1, 1)
_pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
minimum=0.005,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_pll_alpha_sizer, 2, 1, 1, 1)
_gain_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_slider_sizer,
value=self.gain_slider,
callback=self.set_gain_slider,
label="Gain",
converter=forms.int_converter(),
proportion=0,
)
self._gain_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_slider_sizer,
value=self.gain_slider,
callback=self.set_gain_slider,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.GridAdd(_gain_slider_sizer, 2, 0, 1, 1)
self._freq_tb_text_box = forms.text_box(
parent=self.GetWin(),
value=self.freq_tb,
callback=self.set_freq_tb,
label="Frequency",
converter=forms.float_converter(),
)
self.GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
self._frames_outfile_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.frames_outfile_text,
callback=self.set_frames_outfile_text,
label="Frames filename",
converter=forms.str_converter(),
)
self.displays.GetPage(1).GridAdd(self._frames_outfile_text_static_text,
4, 0, 1, 1)
self._decim_tb_text_box = forms.text_box(
parent=self.GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.GridAdd(self._decim_tb_text_box, 1, 0, 1, 1)
self._datetime_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Acquisition start",
converter=forms.str_converter(),
)
self.displays.GetPage(1).GridAdd(self._datetime_text_static_text, 2, 0,
1, 1)
_clock_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_clock_alpha_sizer, 2, 2, 1, 1)
##################################################
# Blocks
##################################################
self.agc = gr.agc_cc(1e-5, 1.0, 1.0 / 32768.0, 1.0)
self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(
sps / 2.0, clock_alpha**2 / 4.0, 0.5, clock_alpha,
max_clock_offset)
self.gr_file_sink_0_0 = gr.file_sink(gr.sizeof_short * 1, frames_file)
self.gr_file_sink_0_0.set_unbuffered(False)
self.gr_interleaved_short_to_complex_0 = gr.interleaved_short_to_complex(
)
self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0 / hs, 4000)
self.gr_rms_xx_0 = gr.rms_cf(0.2)
self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2 / 4.0,
max_carrier_offset)
self.poesweather_mn1_hrpt_deframer_0 = poesweather.mn1_hrpt_deframer(
sync_check)
self.usrp_simple_source_x_0 = grc_usrp.simple_source_s(which=0,
side=side,
rx_ant="RXA")
self.usrp_simple_source_x_0.set_decim_rate(decim)
self.usrp_simple_source_x_0.set_frequency(freq, verbose=True)
self.usrp_simple_source_x_0.set_gain(gain)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.displays.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=45,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="Meteor M N1 HRPT FFT Spectrum",
peak_hold=False,
)
self.displays.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.wxgui_numbersink2_0 = numbersink2.number_sink_f(
self.GetWin(),
unit="Units",
minval=0,
maxval=5000,
factor=1.0,
decimal_places=4,
ref_level=0,
sample_rate=samp_rate,
number_rate=15,
average=True,
avg_alpha=0.07,
label="S-Meter",
peak_hold=False,
show_gauge=True,
)
self.Add(self.wxgui_numbersink2_0.win)
##################################################
# Connections
##################################################
self.connect((self.gr_binary_slicer_fb_0, 0),
(self.poesweather_mn1_hrpt_deframer_0, 0))
self.connect((self.usrp_simple_source_x_0, 0),
(self.gr_interleaved_short_to_complex_0, 0))
self.connect((self.gr_interleaved_short_to_complex_0, 0),
(self.agc, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0),
(self.gr_binary_slicer_fb_0, 0))
self.connect((self.agc, 0), (self.pll, 0))
self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
self.connect((self.gr_moving_average_xx_0, 0),
(self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.gr_interleaved_short_to_complex_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.gr_interleaved_short_to_complex_0, 0),
(self.gr_rms_xx_0, 0))
self.connect((self.gr_rms_xx_0, 0), (self.wxgui_numbersink2_0, 0))
self.connect((self.poesweather_mn1_hrpt_deframer_0, 0),
(self.gr_file_sink_0_0, 0))
def __init__(self,
deframer_insync_frames=2,
viterbi_insync_frames=5,
deframer_outsync_frames=5,
viterbi_outsync_frames=20,
viterbi_sync_check=True,
viterbi_sync_threshold=0.1,
deframer_sync_check=True,
clock_alpha=0.005,
symb_rate=293883,
pll_alpha=0.005,
satellite='GOES-LRIT',
freq=1691.02e6,
gain=23,
decim=108,
side="A",
frames_file=os.environ['HOME'] +
'/GOES-LRIT_cadu_frames.cadu',
baseband_file=os.environ['HOME'] + '/GOES-LRIT_baseband.dat'):
grc_wxgui.top_block_gui.__init__(
self, title="LRIT Receiver from baseband file")
##################################################
# Parameters
##################################################
self.deframer_insync_frames = deframer_insync_frames
self.viterbi_insync_frames = viterbi_insync_frames
self.deframer_outsync_frames = deframer_outsync_frames
self.viterbi_outsync_frames = viterbi_outsync_frames
self.viterbi_sync_check = viterbi_sync_check
self.viterbi_sync_threshold = viterbi_sync_threshold
self.deframer_sync_check = deframer_sync_check
self.clock_alpha = clock_alpha
self.symb_rate = symb_rate
self.pll_alpha = pll_alpha
self.satellite = satellite
self.freq = freq
self.gain = gain
self.decim = decim
self.side = side
self.frames_file = frames_file
self.baseband_file = baseband_file
##################################################
# Variables
##################################################
self.decim_tb = decim_tb = decim
self.symb_rate_tb = symb_rate_tb = symb_rate
self.samp_rate = samp_rate = 64e6 / decim_tb
self.viterbi_sync_threshold_text = viterbi_sync_threshold_text = viterbi_sync_threshold
self.viterbi_sync_after_text = viterbi_sync_after_text = viterbi_insync_frames
self.viterbi_outofsync_after_text = viterbi_outofsync_after_text = viterbi_outsync_frames
self.viterbi_node_sync_text = viterbi_node_sync_text = viterbi_sync_check
self.sps = sps = samp_rate / symb_rate_tb
self.satellite_text = satellite_text = satellite
self.samp_rate_st = samp_rate_st = samp_rate
self.pll_alpha_sl = pll_alpha_sl = pll_alpha
self.gain_tb = gain_tb = gain
self.freq_tb = freq_tb = freq
self.frames_file_text_inf = frames_file_text_inf = frames_file
self.deframer_sync_after_text = deframer_sync_after_text = deframer_insync_frames
self.deframer_nosync_after_text = deframer_nosync_after_text = deframer_outsync_frames
self.deframer_check_sync_text = deframer_check_sync_text = deframer_sync_check
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S",
localtime())
self.clock_alpha_sl = clock_alpha_sl = clock_alpha
self.baseband_file_text_inf = baseband_file_text_inf = 'no output file'
##################################################
# Notebooks
##################################################
self.rx_ntb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "USRP Receiver")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb),
"PLL demodulator and Clock sync")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Viterbi decoder")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Deframer")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Output")
self.Add(self.rx_ntb)
##################################################
# Controls
##################################################
self._decim_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._decim_tb_text_box, 1, 3, 1, 1)
self._symb_rate_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.symb_rate_tb,
callback=self.set_symb_rate_tb,
label="Symbol rate",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(self._symb_rate_tb_text_box, 2, 1, 1, 1)
self._viterbi_sync_threshold_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_sync_threshold_text,
callback=self.set_viterbi_sync_threshold_text,
label="Viterbi node sync threshold [BER]",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._viterbi_sync_threshold_text_static_text, 3, 0, 1, 1)
self._viterbi_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_sync_after_text,
callback=self.set_viterbi_sync_after_text,
label="Valid frames for Viterbi decoder sync",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._viterbi_sync_after_text_static_text, 4, 0, 1, 1)
self._viterbi_outofsync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_outofsync_after_text,
callback=self.set_viterbi_outofsync_after_text,
label="Invalid frames for Viterbi decoder out of sync",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._viterbi_outofsync_after_text_static_text, 5, 0, 1, 1)
self._viterbi_node_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_node_sync_text,
callback=self.set_viterbi_node_sync_text,
label="Viterbi node sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._viterbi_node_sync_text_static_text, 2, 0, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Sat ",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._satellite_text_static_text, 1, 0,
1, 1)
self._samp_rate_st_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.samp_rate_st,
callback=self.set_samp_rate_st,
label="Sample rate",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._samp_rate_st_static_text, 1, 4, 1,
1)
_pll_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_pll_alpha_sl_sizer, 1, 0, 1, 1)
self._gain_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.gain_tb,
callback=self.set_gain_tb,
label="RX gain [dB]",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._gain_tb_text_box, 1, 2, 1, 1)
self._freq_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.freq_tb,
callback=self.set_freq_tb,
label="Frequency",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
self._frames_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.frames_file_text_inf,
callback=self.set_frames_file_text_inf,
label="Frames filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(self._frames_file_text_inf_static_text,
3, 0, 1, 1)
self._deframer_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_sync_after_text,
callback=self.set_deframer_sync_after_text,
label="Deframe sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(
self._deframer_sync_after_text_static_text, 3, 0, 1, 1)
self._deframer_nosync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_nosync_after_text,
callback=self.set_deframer_nosync_after_text,
label="Deframer out of sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(
self._deframer_nosync_after_text_static_text, 4, 0, 1, 1)
self._deframer_check_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_check_sync_text,
callback=self.set_deframer_check_sync_text,
label="Deframer check sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(
self._deframer_check_sync_text_static_text, 2, 0, 1, 1)
self._datetime_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Local time of aquisition start",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(self._datetime_text_static_text, 1, 0,
1, 1)
_clock_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_clock_alpha_sl_sizer, 1, 1, 1, 1)
self._baseband_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.baseband_file_text_inf,
callback=self.set_baseband_file_text_inf,
label="Baseband filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(
self._baseband_file_text_inf_static_text, 4, 0, 1, 1)
##################################################
# Blocks
##################################################
self.fec_decode_viterbi_bpsk_fb_0 = fec.decode_viterbi_bpsk_fb(
viterbi_sync_check, viterbi_sync_threshold, viterbi_insync_frames,
viterbi_outsync_frames, viterbi_outsync_frames * 3)
self.gr_agc_xx_0 = gr.agc_cc(10e-6, 1, 1.0 / 32767.0, 1.0)
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_cc(
sps, clock_alpha_sl * clock_alpha_sl / 4.0, 0.5, clock_alpha_sl,
0.05)
self.gr_complex_to_real_0 = gr.complex_to_real(1)
self.gr_costas_loop_cc_0 = gr.costas_loop_cc(
pll_alpha_sl, pll_alpha_sl * pll_alpha_sl / 4.0, 0.07, -0.07, 2)
self.gr_file_source_0 = gr.file_source(
gr.sizeof_gr_complex * 1,
"/home/martin/GNURadioData/lrit/goes_lrit_D108AD64MHz.sam", True)
self.gr_multiply_const_vxx_0 = gr.multiply_const_vcc((1, ))
self.gr_null_sink_0 = gr.null_sink(gr.sizeof_char * 1)
self.gr_packed_to_unpacked_xx_0 = gr.packed_to_unpacked_bb(
1, gr.GR_MSB_FIRST)
self.gr_throttle_0 = gr.throttle(gr.sizeof_gr_complex * 1, samp_rate)
self.poesweather_metop_cadu_deframer_0 = poesweather.metop_cadu_deframer(
True, 1024, deframer_insync_frames, deframer_outsync_frames)
self.root_raised_cosine_filter_0 = gr.fir_filter_ccf(
1,
firdes.root_raised_cosine(1, samp_rate, symb_rate, 0.25,
int(11 * samp_rate / symb_rate)))
self.wxgui_fftsink1 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=2,
y_divs=10,
ref_level=12,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="Not filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink1.win)
self.wxgui_fftsink2 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=2,
y_divs=10,
ref_level=12,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="RRC filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink2.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.rx_ntb.GetPage(1).GetWin(),
title="BPSK constellation diagram",
sample_rate=symb_rate,
v_scale=0.4,
v_offset=0,
t_scale=1 / samp_rate,
ac_couple=False,
xy_mode=True,
num_inputs=1,
)
self.rx_ntb.GetPage(1).Add(self.wxgui_scopesink2_1.win)
##################################################
# Connections
##################################################
self.connect((self.gr_agc_xx_0, 0),
(self.root_raised_cosine_filter_0, 0))
self.connect((self.gr_multiply_const_vxx_0, 0),
(self.gr_complex_to_real_0, 0))
self.connect((self.fec_decode_viterbi_bpsk_fb_0, 0),
(self.gr_packed_to_unpacked_xx_0, 0))
self.connect((self.gr_packed_to_unpacked_xx_0, 0),
(self.poesweather_metop_cadu_deframer_0, 0))
self.connect((self.gr_complex_to_real_0, 0),
(self.fec_decode_viterbi_bpsk_fb_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0),
(self.gr_multiply_const_vxx_0, 0))
self.connect((self.gr_costas_loop_cc_0, 0),
(self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.gr_costas_loop_cc_0, 0))
self.connect((self.gr_multiply_const_vxx_0, 0),
(self.wxgui_scopesink2_1, 0))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.wxgui_fftsink2, 0))
self.connect((self.gr_agc_xx_0, 0), (self.wxgui_fftsink1, 0))
self.connect((self.poesweather_metop_cadu_deframer_0, 0),
(self.gr_null_sink_0, 0))
self.connect((self.gr_throttle_0, 0), (self.gr_agc_xx_0, 0))
self.connect((self.gr_file_source_0, 0), (self.gr_throttle_0, 0))
def __init__(self,
angle=0,
samp_rate=1e6,
fft_len=pow(2, 20),
samp_rate_sink=8000,
tx_amp=10e-3,
max_num_of_targets=10,
lowpass_cutoff_freq=1700,
RF=2.49e9,
speed_samp_rate=1,
DC_filter_num_elements=4,
threshold_dB=-70,
rx_gain=0,
highpass_cutoff_freq=0,
doppler_signal_bw=20):
grc_wxgui.top_block_gui.__init__(
self, title="CW Doppler Radar Simulator Multiple Targets")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.angle = angle
self.samp_rate = samp_rate
self.fft_len = fft_len
self.samp_rate_sink = samp_rate_sink
self.tx_amp = tx_amp
self.max_num_of_targets = max_num_of_targets
self.lowpass_cutoff_freq = lowpass_cutoff_freq
self.RF = RF
self.speed_samp_rate = speed_samp_rate
self.DC_filter_num_elements = DC_filter_num_elements
self.threshold_dB = threshold_dB
self.rx_gain = rx_gain
self.highpass_cutoff_freq = highpass_cutoff_freq
self.doppler_signal_bw = doppler_signal_bw
##################################################
# Variables
##################################################
self.target_speed_vector = target_speed_vector = 0
self.target_direction_vector = target_direction_vector = 0
self.num_targets = num_targets = 0
self.tx_amp_tuner = tx_amp_tuner = tx_amp
self.threshold_dB_tuner = threshold_dB_tuner = threshold_dB
self.speed_textbox = speed_textbox = target_speed_vector
self.rx_gain_tuner = rx_gain_tuner = rx_gain
self.num_targets_textbox = num_targets_textbox = num_targets
self.max_num_of_targets_tuner = max_num_of_targets_tuner = max_num_of_targets
self.lowpass_cutoff_freq_tuner = lowpass_cutoff_freq_tuner = lowpass_cutoff_freq
self.highpass_cutoff_freq_tuner = highpass_cutoff_freq_tuner = highpass_cutoff_freq
self.doppler_signal_bw_tuner = doppler_signal_bw_tuner = doppler_signal_bw
self.doppler_freq_sim_tuner = doppler_freq_sim_tuner = 100
self.direction_textbox = direction_textbox = target_direction_vector
self.angle_tuner = angle_tuner = angle
self.RF_tuner = RF_tuner = RF
##################################################
# Blocks
##################################################
_tx_amp_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._tx_amp_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_tx_amp_tuner_sizer,
value=self.tx_amp_tuner,
callback=self.set_tx_amp_tuner,
label="TX Signal Amp",
converter=forms.float_converter(),
proportion=0,
)
self._tx_amp_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_tx_amp_tuner_sizer,
value=self.tx_amp_tuner,
callback=self.set_tx_amp_tuner,
minimum=0,
maximum=100e-3,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_tx_amp_tuner_sizer, 0, 8, 1, 21)
_threshold_dB_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._threshold_dB_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_threshold_dB_tuner_sizer,
value=self.threshold_dB_tuner,
callback=self.set_threshold_dB_tuner,
label="Detected Target Threshold (dB)",
converter=forms.float_converter(),
proportion=0,
)
self._threshold_dB_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_threshold_dB_tuner_sizer,
value=self.threshold_dB_tuner,
callback=self.set_threshold_dB_tuner,
minimum=-90,
maximum=-30,
num_steps=60,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_threshold_dB_tuner_sizer, 2, 0, 1, 8)
self.speed_vector_probe = blocks.probe_signal_vf(max_num_of_targets)
self.notebook = self.notebook = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.notebook.AddPage(grc_wxgui.Panel(self.notebook),
"FFT CW Doppler Radar Receiver")
self.notebook.AddPage(grc_wxgui.Panel(self.notebook),
"Frequency/Time CW Doppler Radar Receiver")
self.notebook.AddPage(grc_wxgui.Panel(self.notebook),
"FFT CW Doppler Radar Receiver Full Spectrum")
self.GridAdd(self.notebook, 6, 0, 13, 53)
_max_num_of_targets_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._max_num_of_targets_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_max_num_of_targets_tuner_sizer,
value=self.max_num_of_targets_tuner,
callback=self.set_max_num_of_targets_tuner,
label="Maximum Number of Targets",
converter=forms.int_converter(),
proportion=0,
)
self._max_num_of_targets_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_max_num_of_targets_tuner_sizer,
value=self.max_num_of_targets_tuner,
callback=self.set_max_num_of_targets_tuner,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.GridAdd(_max_num_of_targets_tuner_sizer, 2, 8, 1, 21)
_lowpass_cutoff_freq_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._lowpass_cutoff_freq_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_lowpass_cutoff_freq_tuner_sizer,
value=self.lowpass_cutoff_freq_tuner,
callback=self.set_lowpass_cutoff_freq_tuner,
label="Low-Pass Cutoff Frequency (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._lowpass_cutoff_freq_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_lowpass_cutoff_freq_tuner_sizer,
value=self.lowpass_cutoff_freq_tuner,
callback=self.set_lowpass_cutoff_freq_tuner,
minimum=0,
maximum=3000,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_lowpass_cutoff_freq_tuner_sizer, 1, 29, 1, 24)
_highpass_cutoff_freq_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._highpass_cutoff_freq_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_highpass_cutoff_freq_tuner_sizer,
value=self.highpass_cutoff_freq_tuner,
callback=self.set_highpass_cutoff_freq_tuner,
label="High-Pass Cutoff Frequency (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._highpass_cutoff_freq_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_highpass_cutoff_freq_tuner_sizer,
value=self.highpass_cutoff_freq_tuner,
callback=self.set_highpass_cutoff_freq_tuner,
minimum=0,
maximum=1600,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_highpass_cutoff_freq_tuner_sizer, 0, 29, 1, 24)
_doppler_signal_bw_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._doppler_signal_bw_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_doppler_signal_bw_tuner_sizer,
value=self.doppler_signal_bw_tuner,
callback=self.set_doppler_signal_bw_tuner,
label="Doppler Spectrum Bandwidth (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._doppler_signal_bw_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_doppler_signal_bw_tuner_sizer,
value=self.doppler_signal_bw_tuner,
callback=self.set_doppler_signal_bw_tuner,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_doppler_signal_bw_tuner_sizer, 2, 29, 1, 24)
_doppler_freq_sim_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._doppler_freq_sim_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_doppler_freq_sim_tuner_sizer,
value=self.doppler_freq_sim_tuner,
callback=self.set_doppler_freq_sim_tuner,
label="Doppler Frequency Simulator (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._doppler_freq_sim_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_doppler_freq_sim_tuner_sizer,
value=self.doppler_freq_sim_tuner,
callback=self.set_doppler_freq_sim_tuner,
minimum=-2000,
maximum=2000,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_doppler_freq_sim_tuner_sizer, 3, 29, 1, 24)
self.direction_vector_probe = blocks.probe_signal_vi(
max_num_of_targets)
_angle_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._angle_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_angle_tuner_sizer,
value=self.angle_tuner,
callback=self.set_angle_tuner,
label="Angle of Approach of the Target (Deg)",
converter=forms.float_converter(),
proportion=0,
)
self._angle_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_angle_tuner_sizer,
value=self.angle_tuner,
callback=self.set_angle_tuner,
minimum=0,
maximum=89,
num_steps=890,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_angle_tuner_sizer, 1, 8, 1, 21)
_RF_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._RF_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_RF_tuner_sizer,
value=self.RF_tuner,
callback=self.set_RF_tuner,
label="Radar Frequency (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._RF_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_RF_tuner_sizer,
value=self.RF_tuner,
callback=self.set_RF_tuner,
minimum=2.4e9,
maximum=2.5e9,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_RF_tuner_sizer, 1, 0, 1, 8)
self.wxgui_waterfallsink2_time_frequency = waterfallsink2.waterfall_sink_c(
self.notebook.GetPage(1).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate_sink,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=None,
title="Time/Frequency CW Doppler Radar Receiver",
win=window.blackmanharris,
)
self.notebook.GetPage(1).Add(
self.wxgui_waterfallsink2_time_frequency.win)
self.wxgui_fftsink2_full_spectrum = fftsink2.fft_sink_c(
self.notebook.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=4096,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT CW Doppler Radar Receiver Full Spectrum",
peak_hold=False,
win=window.blackmanharris,
)
self.notebook.GetPage(2).Add(self.wxgui_fftsink2_full_spectrum.win)
self.wxgui_fftsink2 = fftsink2.fft_sink_c(
self.notebook.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate_sink,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT CW Doppler Radar Receiver ",
peak_hold=False,
win=window.blackmanharris,
)
self.notebook.GetPage(0).Add(self.wxgui_fftsink2.win)
self.vector_to_stream_positive = blocks.vector_to_stream(
gr.sizeof_float * 1, fft_len)
self.vector_to_stream_negative = blocks.vector_to_stream(
gr.sizeof_float * 1, fft_len)
self.tx_signal = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, 0,
1, 0)
self.throtle_block = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
def _target_speed_vector_probe():
while True:
val = self.speed_vector_probe.level()
try:
self.set_target_speed_vector(val)
except AttributeError:
pass
time.sleep(1.0 / (speed_samp_rate))
_target_speed_vector_thread = threading.Thread(
target=_target_speed_vector_probe)
_target_speed_vector_thread.daemon = True
_target_speed_vector_thread.start()
def _target_direction_vector_probe():
while True:
val = self.direction_vector_probe.level()
try:
self.set_target_direction_vector(val)
except AttributeError:
pass
time.sleep(1.0 / (speed_samp_rate))
_target_direction_vector_thread = threading.Thread(
target=_target_direction_vector_probe)
_target_direction_vector_thread.daemon = True
_target_direction_vector_thread.start()
self.stream_to_vector_positive = blocks.stream_to_vector(
gr.sizeof_float * 1, fft_len / 2)
self.stream_to_vector_negative = blocks.stream_to_vector(
gr.sizeof_float * 1, fft_len / 2)
self.stream_to_vector_for_fft = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, fft_len)
self._speed_textbox_text_box = forms.text_box(
parent=self.GetWin(),
value=self.speed_textbox,
callback=self.set_speed_textbox,
label="Targets Speed (Kph)",
converter=forms.str_converter(),
)
self.GridAdd(self._speed_textbox_text_box, 4, 0, 1, 53)
self.rx_signal_2 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE,
doppler_freq_sim_tuner + 15,
tx_amp_tuner - 5e-3, 0)
self.rx_signal_1 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE,
doppler_freq_sim_tuner - 1300,
tx_amp + 10e-3, 0)
self.rx_signal_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE,
doppler_freq_sim_tuner,
tx_amp_tuner, 0)
_rx_gain_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._rx_gain_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_rx_gain_tuner_sizer,
value=self.rx_gain_tuner,
callback=self.set_rx_gain_tuner,
label="USRP RX Gain (dB)",
converter=forms.float_converter(),
proportion=0,
)
self._rx_gain_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_rx_gain_tuner_sizer,
value=self.rx_gain_tuner,
callback=self.set_rx_gain_tuner,
minimum=0,
maximum=70,
num_steps=70,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_rx_gain_tuner_sizer, 0, 0, 1, 8)
self.rational_resampler = filter.rational_resampler_ccc(
interpolation=1,
decimation=int(samp_rate / samp_rate_sink),
taps=None,
fractional_bw=None,
)
self._num_targets_textbox_text_box = forms.text_box(
parent=self.GetWin(),
value=self.num_targets_textbox,
callback=self.set_num_targets_textbox,
label="Number of Targets Detected",
converter=forms.int_converter(),
)
self.GridAdd(self._num_targets_textbox_text_box, 3, 0, 1, 4)
self.num_targets_probe = blocks.probe_signal_i()
def _num_targets_probe():
while True:
val = self.num_targets_probe.level()
try:
self.set_num_targets(val)
except AttributeError:
pass
time.sleep(1.0 / (speed_samp_rate))
_num_targets_thread = threading.Thread(target=_num_targets_probe)
_num_targets_thread.daemon = True
_num_targets_thread.start()
self.mixer = blocks.multiply_vcc(1)
self.keep_m_in_n_positive = blocks.keep_m_in_n(gr.sizeof_float,
fft_len / 2, fft_len,
fft_len / 2)
self.keep_m_in_n_negative = blocks.keep_m_in_n(gr.sizeof_float,
fft_len / 2, fft_len, 0)
self.fft_vxx_0 = fft.fft_vcc(fft_len, True,
(window.blackmanharris(fft_len)), True, 1)
self._direction_textbox_text_box = forms.text_box(
parent=self.GetWin(),
value=self.direction_textbox,
callback=self.set_direction_textbox,
label="Targets Direction",
converter=forms.str_converter(),
)
self.GridAdd(self._direction_textbox_text_box, 5, 0, 1, 53)
self.cwradar_vector_flip_ff = cwradar.vector_flip_ff(fft_len / 2)
self.cwradar_doppler_velocity_multiple_targets_ff = cwradar.doppler_velocity_multiple_targets_ff(
fft_len / 2, samp_rate, RF_tuner, threshold_dB_tuner, angle_tuner,
lowpass_cutoff_freq_tuner, highpass_cutoff_freq_tuner,
max_num_of_targets_tuner, doppler_signal_bw_tuner)
self.blocks_complex_to_mag = blocks.complex_to_mag(fft_len)
self.awgn_channel_simulator = analog.noise_source_c(
analog.GR_GAUSSIAN, 1e-3, 0)
self.adder_2 = blocks.add_vcc(1)
self.adder_1 = blocks.add_vcc(1)
self.DC_filter_positive = blocks.multiply_const_vff(
([0] * DC_filter_num_elements + [1] *
((fft_len / 2) - DC_filter_num_elements)))
self.DC_filter_negative = blocks.multiply_const_vff(
([0] * DC_filter_num_elements + [1] *
((fft_len / 2) - DC_filter_num_elements)))
##################################################
# Connections
##################################################
self.connect((self.DC_filter_negative, 0),
(self.cwradar_doppler_velocity_multiple_targets_ff, 0))
self.connect((self.DC_filter_positive, 0),
(self.cwradar_doppler_velocity_multiple_targets_ff, 1))
self.connect((self.cwradar_doppler_velocity_multiple_targets_ff, 2),
(self.num_targets_probe, 0))
self.connect((self.cwradar_doppler_velocity_multiple_targets_ff, 1),
(self.direction_vector_probe, 0))
self.connect((self.cwradar_doppler_velocity_multiple_targets_ff, 0),
(self.speed_vector_probe, 0))
self.connect((self.awgn_channel_simulator, 0), (self.adder_2, 0))
self.connect((self.tx_signal, 0), (self.adder_2, 1))
self.connect((self.adder_2, 0), (self.mixer, 0))
self.connect((self.awgn_channel_simulator, 0), (self.adder_1, 0))
self.connect((self.mixer, 0), (self.throtle_block, 0))
self.connect((self.mixer, 0), (self.stream_to_vector_for_fft, 0))
self.connect((self.throtle_block, 0),
(self.wxgui_fftsink2_full_spectrum, 0))
self.connect((self.throtle_block, 0), (self.rational_resampler, 0))
self.connect((self.adder_1, 0), (self.mixer, 1))
self.connect((self.rational_resampler, 0),
(self.wxgui_waterfallsink2_time_frequency, 0))
self.connect((self.stream_to_vector_for_fft, 0), (self.fft_vxx_0, 0))
self.connect((self.fft_vxx_0, 0), (self.blocks_complex_to_mag, 0))
self.connect((self.blocks_complex_to_mag, 0),
(self.vector_to_stream_negative, 0))
self.connect((self.blocks_complex_to_mag, 0),
(self.vector_to_stream_positive, 0))
self.connect((self.vector_to_stream_positive, 0),
(self.keep_m_in_n_positive, 0))
self.connect((self.keep_m_in_n_negative, 0),
(self.stream_to_vector_negative, 0))
self.connect((self.keep_m_in_n_positive, 0),
(self.stream_to_vector_positive, 0))
self.connect((self.vector_to_stream_negative, 0),
(self.keep_m_in_n_negative, 0))
self.connect((self.stream_to_vector_positive, 0),
(self.DC_filter_positive, 0))
self.connect((self.stream_to_vector_negative, 0),
(self.cwradar_vector_flip_ff, 0))
self.connect((self.cwradar_vector_flip_ff, 0),
(self.DC_filter_negative, 0))
self.connect((self.rx_signal_1, 0), (self.adder_1, 3))
self.connect((self.rx_signal_0, 0), (self.adder_1, 2))
self.connect((self.tx_signal, 0), (self.adder_1, 1))
self.connect((self.rx_signal_2, 0), (self.adder_1, 4))
self.connect((self.rational_resampler, 0), (self.wxgui_fftsink2, 0))
def _build_gui(self, vbox):
def _form_set_freq(kv):
return self.set_freq(kv['freq'])
vbox.Add(self.scope.win, 10, wx.EXPAND)
# add control area at the bottom
self.myform = myform = form.form()
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5,0), 0, 0)
myform['freq'] = form.float_field(
parent=self.panel, sizer=hbox, label="Center freq", weight=1,
callback=myform.check_input_and_call(_form_set_freq,
self._set_status_msg))
hbox.Add((5,0), 0, 0)
g = self.u.get_gain_range()
# some configurations don't have gain control
if g.stop() <= g.start():
glow = 0.0
ghigh = 1.0
else:
glow = g.start()
ghigh = g.stop()
myform['gain'] = form.slider_field(parent=self.panel,
sizer=hbox, label="Gain",
weight=3,
min=int(glow), max=int(ghigh),
callback=self.set_gain)
try:
mboard_id = self.u.get_usrp_info().get("mboard_id").split(" ")[0]
mboard_serial = self.u.get_usrp_info().get("mboard_serial")
if mboard_serial == "":
mboard_serial = "no serial"
dboard_id = self.u.get_usrp_info().get("rx_id").split(" ")[0].split(",")[0]
dboard_serial = self.u.get_usrp_info().get("rx_serial")
if dboard_serial == "":
dboard_serial = "no serial"
subdev = self.u.get_subdev_spec()
antenna = self.u.get_antenna()
usrp_config_val = "%s (%s), %s (%s, %s, %s)" % (mboard_id, mboard_serial, dboard_id, dboard_serial, subdev, antenna)
except:
usrp_config_val = "Not implemented in this version."
uhd_box = forms.static_box_sizer(parent=self.panel,
label="UHD (%s)" % (uhd.get_version_string()),
orient=wx.HORIZONTAL)
usrp_config_form = forms.static_text(
parent=self.panel,
sizer=uhd_box,
value=usrp_config_val,
label="USRP",
converter=forms.str_converter(),
)
vbox.Add(uhd_box, 0, wx.EXPAND)
vbox.AddSpacer(5)
hbox.Add((5,0), 0, 0)
vbox.Add(hbox, 0, wx.EXPAND)
self._build_subpanel(vbox)
def __init__(self, ahw="default", freq=150.0e6, ppm=0.0, vol=1.0, ftune=0.0, xftune=0.0, srate=1.0e6, upclo=0.0, devinfo="rtl=0", agc=0, arate=48.0e3, upce=0, mthresh=-10.0, offs=50.e3, flist="", dfifo="multimode_fifo", mbw=2.0e3, deemph=75.0e-6, dmode="NFM1"):
grc_wxgui.top_block_gui.__init__(self, title="Multimode Radio Receiver")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.ahw = ahw
self.freq = freq
self.ppm = ppm
self.vol = vol
self.ftune = ftune
self.xftune = xftune
self.srate = srate
self.upclo = upclo
self.devinfo = devinfo
self.agc = agc
self.arate = arate
self.upce = upce
self.mthresh = mthresh
self.offs = offs
self.flist = flist
self.dfifo = dfifo
self.mbw = mbw
self.deemph = deemph
self.dmode = dmode
##################################################
# Variables
##################################################
self.sc_list_str = sc_list_str = flist
self.zoom = zoom = 1
self.thresh = thresh = mthresh
self.scan_rate = scan_rate = 15
self.scan_power = scan_power = 0
self.sc_low = sc_low = 150e6
self.sc_listm = sc_listm = False
self.sc_list = sc_list = eval("["+sc_list_str+"]")
self.sc_incr = sc_incr = 12.5e3
self.sc_high = sc_high = 300e6
self.sc_ena = sc_ena = False
self.samp_rate = samp_rate = int(mh.get_good_rate(devinfo,srate))
self.rf_power = rf_power = 0
self.ifreq = ifreq = freq
self.zoomed_lp = zoomed_lp = (samp_rate/2.1)/zoom
self.wbfm = wbfm = 200e3
self.rf_d_power = rf_d_power = 0
self.mode = mode = dmode
self.logpower = logpower = math.log10(rf_power+1.0e-14)*10.0
self.cur_freq = cur_freq = mh.scan_freq_out(sc_ena,sc_low,sc_high,freq,ifreq,scan_power+1.0e-14,thresh,sc_incr,scan_rate,sc_listm,sc_list)
self.bw = bw = mbw
self.audio_int_rate = audio_int_rate = 40e3
self.zoom_taps = zoom_taps = firdes.low_pass(1.0,samp_rate,zoomed_lp,zoomed_lp/3,firdes.WIN_HAMMING,6.76)
self.xfine = xfine = xftune
self.volume = volume = vol
self.variable_static_text_1 = variable_static_text_1 = cur_freq
self.variable_static_text_0_0 = variable_static_text_0_0 = samp_rate
self.variable_static_text_0 = variable_static_text_0 = float(int(math.log10(rf_d_power+1.0e-14)*100.0)/10.0)
self.upc_offset = upc_offset = upclo
self.upc = upc = upce
self.ssbo = ssbo = -bw/2 if mode == "LSB" else 0.0
self.sc_list_len = sc_list_len = len(sc_list)
self.rfgain = rfgain = 25
self.record_file = record_file = "recording.wav"
self.record = record = False
self.offset = offset = offs
self.muted = muted = 0.0 if logpower >= thresh else 1
self.main_taps = main_taps = firdes.low_pass(1.0,wbfm,mh.get_mode_deviation(mode,bw)*1.05,mh.get_mode_deviation(mode,bw)/2.0,firdes.WIN_HAMMING,6.76)
self.k = k = wbfm/(2*math.pi*mh.get_mode_deviation(mode,bw))
self.iagc = iagc = agc
self.freq_update = freq_update = 0
self.fine = fine = ftune
self.digi_rate = digi_rate = 50e3
self.aratio = aratio = int(wbfm/audio_int_rate)
##################################################
# Blocks
##################################################
self.rf_probe = gr.probe_avg_mag_sqrd_c(0, 0.015)
self.Main = self.Main = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.Main.AddPage(grc_wxgui.Panel(self.Main), "Main Controls")
self.Main.AddPage(grc_wxgui.Panel(self.Main), "Scan/Upconv Controls")
self.Add(self.Main)
self._zoom_chooser = forms.drop_down(
parent=self.Main.GetPage(0).GetWin(),
value=self.zoom,
callback=self.set_zoom,
label="Spectral Zoom Ratio",
choices=[1, 2, 5, 10, 20, 50, 100],
labels=[],
)
self.Main.GetPage(0).GridAdd(self._zoom_chooser, 1, 4, 1, 1)
_xfine_sizer = wx.BoxSizer(wx.VERTICAL)
self._xfine_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_xfine_sizer,
value=self.xfine,
callback=self.set_xfine,
label="Extra Fine Tuning",
converter=forms.float_converter(),
proportion=0,
)
self._xfine_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_xfine_sizer,
value=self.xfine,
callback=self.set_xfine,
minimum=-1.0e3,
maximum=1.0e3,
num_steps=200,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_xfine_sizer, 0, 3, 1, 1)
_volume_sizer = wx.BoxSizer(wx.VERTICAL)
self._volume_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
label="Volume",
converter=forms.float_converter(),
proportion=0,
)
self._volume_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
minimum=1.0,
maximum=10.0,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_volume_sizer, 0, 0, 1, 1)
self._upc_offset_text_box = forms.text_box(
parent=self.Main.GetPage(1).GetWin(),
value=self.upc_offset,
callback=self.set_upc_offset,
label="Upconv. LO Freq",
converter=forms.float_converter(),
)
self.Main.GetPage(1).GridAdd(self._upc_offset_text_box, 3, 2, 1, 2)
self._upc_check_box = forms.check_box(
parent=self.Main.GetPage(1).GetWin(),
value=self.upc,
callback=self.set_upc,
label="Ext. Upconv.",
true=1,
false=0,
)
self.Main.GetPage(1).GridAdd(self._upc_check_box, 3, 0, 1, 1)
_rfgain_sizer = wx.BoxSizer(wx.VERTICAL)
self._rfgain_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_rfgain_sizer,
value=self.rfgain,
callback=self.set_rfgain,
label="RF Gain",
converter=forms.float_converter(),
proportion=0,
)
self._rfgain_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_rfgain_sizer,
value=self.rfgain,
callback=self.set_rfgain,
minimum=0,
maximum=50,
num_steps=200,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_rfgain_sizer, 2, 1, 1, 1)
self._record_file_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
value=self.record_file,
callback=self.set_record_file,
label="Recording Filename",
converter=forms.str_converter(),
)
self.Main.GetPage(0).GridAdd(self._record_file_text_box, 2, 3, 1, 3)
self._record_check_box = forms.check_box(
parent=self.Main.GetPage(0).GetWin(),
value=self.record,
callback=self.set_record,
label="Record",
true=True,
false=False,
)
self.Main.GetPage(0).GridAdd(self._record_check_box, 2, 2, 1, 1)
_offset_sizer = wx.BoxSizer(wx.VERTICAL)
self._offset_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_offset_sizer,
value=self.offset,
callback=self.set_offset,
label="LO Offset",
converter=forms.float_converter(),
proportion=0,
)
self._offset_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_offset_sizer,
value=self.offset,
callback=self.set_offset,
minimum=25e3,
maximum=500e3,
num_steps=200,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_offset_sizer, 1, 3, 1, 1)
self._mode_chooser = forms.drop_down(
parent=self.Main.GetPage(0).GetWin(),
value=self.mode,
callback=self.set_mode,
label="Mode",
choices=mh.get_modes_values(),
labels=mh.get_modes_names(),
)
self.Main.GetPage(0).GridAdd(self._mode_chooser, 0, 4, 1, 1)
self._iagc_check_box = forms.check_box(
parent=self.Main.GetPage(0).GetWin(),
value=self.iagc,
callback=self.set_iagc,
label="AGC",
true=1,
false=0,
)
self.Main.GetPage(0).GridAdd(self._iagc_check_box, 2, 0, 1, 1)
def _freq_update_probe():
while True:
val = self.rf_probe.level()
try: self.set_freq_update(val)
except AttributeError, e: pass
time.sleep(1.0/(1.0/(2.5)))
_freq_update_thread = threading.Thread(target=_freq_update_probe)
_freq_update_thread.daemon = True
_freq_update_thread.start()
_fine_sizer = wx.BoxSizer(wx.VERTICAL)
self._fine_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_fine_sizer,
value=self.fine,
callback=self.set_fine,
label="Fine Tuning",
converter=forms.float_converter(),
proportion=0,
)
self._fine_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_fine_sizer,
value=self.fine,
callback=self.set_fine,
minimum=-35e3,
maximum=35e3,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_fine_sizer, 0, 2, 1, 1)
self.display_probe = gr.probe_avg_mag_sqrd_c(0, 0.002)
_bw_sizer = wx.BoxSizer(wx.VERTICAL)
self._bw_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_bw_sizer,
value=self.bw,
callback=self.set_bw,
label="AM/SSB Bandwidth",
converter=forms.float_converter(),
proportion=0,
)
self._bw_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_bw_sizer,
value=self.bw,
callback=self.set_bw,
minimum=1.0e3,
maximum=audio_int_rate/2,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_bw_sizer, 1, 2, 1, 1)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.Main.GetPage(0).GetWin(),
baseband_freq=mh.get_last_returned(freq_update),
dynamic_range=40,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate/zoom,
fft_size=1024,
fft_rate=4,
average=True,
avg_alpha=None,
title="Spectrogram",
win=window.hamming,
)
self.Main.GetPage(0).Add(self.wxgui_waterfallsink2_0.win)
def wxgui_waterfallsink2_0_callback(x, y):
self.set_freq(x)
self.wxgui_waterfallsink2_0.set_callback(wxgui_waterfallsink2_0_callback)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.Main.GetPage(0).GetWin(),
baseband_freq=mh.get_last_returned(freq_update),
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate/zoom,
fft_size=1024,
fft_rate=4,
average=True,
avg_alpha=0.1,
title="Panorama",
peak_hold=False,
win=window.hamming,
)
self.Main.GetPage(0).Add(self.wxgui_fftsink2_0.win)
def wxgui_fftsink2_0_callback(x, y):
self.set_freq(x)
self.wxgui_fftsink2_0.set_callback(wxgui_fftsink2_0_callback)
self._variable_static_text_1_static_text = forms.static_text(
parent=self.Main.GetPage(1).GetWin(),
value=self.variable_static_text_1,
callback=self.set_variable_static_text_1,
label="Current Scan Freq",
converter=forms.float_converter(),
)
self.Main.GetPage(1).GridAdd(self._variable_static_text_1_static_text, 0, 5, 1, 2)
self._variable_static_text_0_0_static_text = forms.static_text(
parent=self.Main.GetPage(0).GetWin(),
value=self.variable_static_text_0_0,
callback=self.set_variable_static_text_0_0,
label="Actual srate",
converter=forms.float_converter(),
)
self.Main.GetPage(0).GridAdd(self._variable_static_text_0_0_static_text, 1, 5, 1, 1)
self._variable_static_text_0_static_text = forms.static_text(
parent=self.Main.GetPage(0).GetWin(),
value=self.variable_static_text_0,
callback=self.set_variable_static_text_0,
label="RF Level",
converter=forms.float_converter(),
)
self.Main.GetPage(0).GridAdd(self._variable_static_text_0_static_text, 1, 0, 1, 1)
_thresh_sizer = wx.BoxSizer(wx.VERTICAL)
self._thresh_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_thresh_sizer,
value=self.thresh,
callback=self.set_thresh,
label="Mute Threshold",
converter=forms.float_converter(),
proportion=0,
)
self._thresh_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_thresh_sizer,
value=self.thresh,
callback=self.set_thresh,
minimum=-50,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_thresh_sizer, 1, 1, 1, 1)
def _scan_power_probe():
while True:
val = self.rf_probe.level()
try: self.set_scan_power(val)
except AttributeError, e: pass
time.sleep(1.0/(scan_rate))
_scan_power_thread = threading.Thread(target=_scan_power_probe)
_scan_power_thread.daemon = True
_scan_power_thread.start()
self._sc_low_text_box = forms.text_box(
parent=self.Main.GetPage(1).GetWin(),
value=self.sc_low,
callback=self.set_sc_low,
label="Scan Low",
converter=forms.float_converter(),
)
self.Main.GetPage(1).GridAdd(self._sc_low_text_box, 0, 1, 1, 1)
self._sc_listm_check_box = forms.check_box(
parent=self.Main.GetPage(1).GetWin(),
value=self.sc_listm,
callback=self.set_sc_listm,
label="Scan List Mode",
true=True,
false=False,
)
self.Main.GetPage(1).GridAdd(self._sc_listm_check_box, 2, 0, 1, 1)
self._sc_list_str_text_box = forms.text_box(
parent=self.Main.GetPage(1).GetWin(),
value=self.sc_list_str,
callback=self.set_sc_list_str,
label="Scan List",
converter=forms.str_converter(),
)
self.Main.GetPage(1).GridAdd(self._sc_list_str_text_box, 2, 1, 1, 5)
self._sc_incr_chooser = forms.drop_down(
parent=self.Main.GetPage(1).GetWin(),
value=self.sc_incr,
callback=self.set_sc_incr,
label="Scan Increment (Hz)",
choices=[5.0e3,6.25e3,10.0e3,12.5e3,15e3,25e3],
labels=[],
)
self.Main.GetPage(1).GridAdd(self._sc_incr_chooser, 0, 0, 1, 1)
self._sc_high_text_box = forms.text_box(
parent=self.Main.GetPage(1).GetWin(),
value=self.sc_high,
callback=self.set_sc_high,
label="Scan High",
converter=forms.float_converter(),
)
self.Main.GetPage(1).GridAdd(self._sc_high_text_box, 0, 2, 1, 1)
self._sc_ena_check_box = forms.check_box(
parent=self.Main.GetPage(1).GetWin(),
value=self.sc_ena,
callback=self.set_sc_ena,
label="Scan Enable",
true=True,
false=False,
)
self.Main.GetPage(1).GridAdd(self._sc_ena_check_box, 0, 3, 1, 1)
def _rf_power_probe():
while True:
val = self.rf_probe.level()
try: self.set_rf_power(val)
except AttributeError, e: pass
time.sleep(1.0/(10))
_rf_power_thread = threading.Thread(target=_rf_power_probe)
_rf_power_thread.daemon = True
_rf_power_thread.start()
def _rf_d_power_probe():
while True:
val = self.display_probe.level()
try: self.set_rf_d_power(val)
except AttributeError, e: pass
time.sleep(1.0/(5))
_rf_d_power_thread = threading.Thread(target=_rf_d_power_probe)
_rf_d_power_thread.daemon = True
_rf_d_power_thread.start()
self.osmosdr_source_c_0 = osmosdr.source_c( args="nchan=" + str(1) + " " + devinfo )
self.osmosdr_source_c_0.set_sample_rate(samp_rate)
self.osmosdr_source_c_0.set_center_freq(cur_freq+offset+(upc_offset*float(upc)), 0)
self.osmosdr_source_c_0.set_freq_corr(ppm, 0)
self.osmosdr_source_c_0.set_gain_mode(iagc, 0)
self.osmosdr_source_c_0.set_gain(25 if iagc == 1 else rfgain, 0)
self.osmosdr_source_c_0.set_if_gain(20, 0)
self._ifreq_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
value=self.ifreq,
callback=self.set_ifreq,
label="Frequency",
converter=forms.float_converter(),
)
self.Main.GetPage(0).GridAdd(self._ifreq_text_box, 0, 1, 1, 1)
self.gr_wavfile_sink_0 = gr.wavfile_sink("/dev/null" if record == False else record_file, 1, int(audio_int_rate), 8)
self.gr_quadrature_demod_cf_0 = gr.quadrature_demod_cf(k)
self.gr_multiply_const_vxx_2 = gr.multiply_const_vff((1.0 if mh.get_mode_type(mode) == "FM" else 0.0, ))
self.gr_multiply_const_vxx_1 = gr.multiply_const_vff((0.0 if muted else volume/4.5, ))
self.gr_multiply_const_vxx_0_0_0 = gr.multiply_const_vff((0.85 if mh.get_mode_type(mode) == "AM" else 0.0, ))
self.gr_multiply_const_vxx_0_0 = gr.multiply_const_vff((0.85 if mh.get_mode_type(mode) == "SSB" else 0.0, ))
self.gr_multiply_const_vxx_0 = gr.multiply_const_vcc(((1.0/math.sqrt(mh.get_mode_deviation(mode,bw))*250), ))
self.gr_keep_one_in_n_1 = gr.keep_one_in_n(gr.sizeof_gr_complex*1, aratio)
self.gr_keep_one_in_n_0_0 = gr.keep_one_in_n(gr.sizeof_gr_complex*1, zoom)
self.gr_keep_one_in_n_0 = gr.keep_one_in_n(gr.sizeof_gr_complex*1, int(wbfm/digi_rate))
self.gr_freq_xlating_fir_filter_xxx_0_1 = gr.freq_xlating_fir_filter_ccc(1, (1.0, ), (offset+fine+xfine)/(samp_rate/1.0e6), samp_rate)
self.gr_fractional_interpolator_xx_0 = gr.fractional_interpolator_ff(0, audio_int_rate/arate)
self.gr_file_sink_0 = gr.file_sink(gr.sizeof_gr_complex*1, "/dev/null" if mh.get_mode_type(mode) != "DIG" else dfifo)
self.gr_file_sink_0.set_unbuffered(True)
self.gr_fft_filter_xxx_3 = gr.fft_filter_ccc(1, (zoom_taps), 1)
self.gr_fft_filter_xxx_2_0 = gr.fft_filter_fff(5, (firdes.low_pass(1.0,wbfm,14.5e3,8.5e3,firdes.WIN_HAMMING,6.76)), 1)
self.gr_fft_filter_xxx_2 = gr.fft_filter_ccc(1, (main_taps), 1)
self.gr_fft_filter_xxx_0 = gr.fft_filter_ccc(int(samp_rate/wbfm), (firdes.low_pass(1.0,samp_rate,98.5e3,66e3,firdes.WIN_HAMMING,6.76)), 1)
self.gr_feedforward_agc_cc_0 = gr.feedforward_agc_cc(1024, 0.75)
self.gr_complex_to_real_0 = gr.complex_to_real(1)
self.gr_complex_to_mag_squared_0 = gr.complex_to_mag_squared(1)
self.gr_add_xx_0 = gr.add_vff(1)
self.blks2_fm_deemph_0 = blks2.fm_deemph(fs=audio_int_rate, tau=deemph)
self.audio_sink_0 = audio.sink(int(arate), ahw, True)
##################################################
# Connections
##################################################
self.connect((self.gr_multiply_const_vxx_0_0, 0), (self.gr_add_xx_0, 1))
self.connect((self.gr_fractional_interpolator_xx_0, 0), (self.gr_multiply_const_vxx_1, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.audio_sink_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.audio_sink_0, 1))
self.connect((self.gr_feedforward_agc_cc_0, 0), (self.gr_complex_to_mag_squared_0, 0))
self.connect((self.osmosdr_source_c_0, 0), (self.gr_freq_xlating_fir_filter_xxx_0_1, 0))
self.connect((self.gr_multiply_const_vxx_0_0_0, 0), (self.gr_add_xx_0, 2))
self.connect((self.gr_feedforward_agc_cc_0, 0), (self.gr_complex_to_real_0, 0))
self.connect((self.gr_complex_to_real_0, 0), (self.gr_multiply_const_vxx_0_0, 0))
self.connect((self.gr_multiply_const_vxx_2, 0), (self.gr_add_xx_0, 0))
self.connect((self.gr_complex_to_mag_squared_0, 0), (self.gr_multiply_const_vxx_0_0_0, 0))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.display_probe, 0))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.rf_probe, 0))
self.connect((self.gr_add_xx_0, 0), (self.gr_fractional_interpolator_xx_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.gr_wavfile_sink_0, 0))
self.connect((self.gr_freq_xlating_fir_filter_xxx_0_1, 0), (self.gr_fft_filter_xxx_0, 0))
self.connect((self.gr_keep_one_in_n_0, 0), (self.gr_file_sink_0, 0))
self.connect((self.gr_freq_xlating_fir_filter_xxx_0_1, 0), (self.gr_fft_filter_xxx_3, 0))
self.connect((self.gr_fft_filter_xxx_3, 0), (self.gr_keep_one_in_n_0_0, 0))
self.connect((self.gr_keep_one_in_n_0_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.gr_keep_one_in_n_0_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.blks2_fm_deemph_0, 0), (self.gr_multiply_const_vxx_2, 0))
self.connect((self.gr_quadrature_demod_cf_0, 0), (self.gr_fft_filter_xxx_2_0, 0))
self.connect((self.gr_fft_filter_xxx_2, 0), (self.gr_keep_one_in_n_0, 0))
self.connect((self.gr_fft_filter_xxx_2, 0), (self.gr_multiply_const_vxx_0, 0))
self.connect((self.gr_fft_filter_xxx_0, 0), (self.gr_fft_filter_xxx_2, 0))
self.connect((self.gr_keep_one_in_n_1, 0), (self.gr_feedforward_agc_cc_0, 0))
self.connect((self.gr_fft_filter_xxx_2, 0), (self.gr_keep_one_in_n_1, 0))
self.connect((self.gr_fft_filter_xxx_2, 0), (self.gr_quadrature_demod_cf_0, 0))
self.connect((self.gr_fft_filter_xxx_2_0, 0), (self.blks2_fm_deemph_0, 0))
def __init__(self, clock=100.0e6, dcg=1, decln=-28.0, devid="addr=192.168.10.2", fftsize=8192, frequency=1.406e9, maxg=50, rfgain=0.0, rxant="", spa=1, srate=10.0e6, subdev="A:0", tpint=2.0):
grc_wxgui.top_block_gui.__init__(self, title="Total Power Radiometer - N200 with Filter")
##################################################
# Parameters
##################################################
self.clock = clock
self.dcg = dcg
self.decln = decln
self.devid = devid
self.fftsize = fftsize
self.frequency = frequency
self.maxg = maxg
self.rfgain = rfgain
self.rxant = rxant
self.spa = spa
self.srate = srate
self.subdev = subdev
self.tpint = tpint
##################################################
# Variables
##################################################
self.israte = israte = srate
self.samp_rate = samp_rate = int(israte)
self.prefix = prefix = "tpr_"
self.filter_band = filter_band = 500e3
self.variable_static_text_0_0_0_0 = variable_static_text_0_0_0_0 = clock
self.variable_static_text_0_0_0 = variable_static_text_0_0_0 = devid
self.variable_static_text_0_0 = variable_static_text_0_0 = subdev
self.variable_static_text_0 = variable_static_text_0 = israte
self.taps = taps = firdes.low_pass(1.0, samp_rate,filter_band, 1000)
self.spec_data_fifo = spec_data_fifo = "spectrum_" + datetime.now().strftime("%Y.%m.%d.%H.%M.%S") + ".dat"
self.spavg = spavg = int(spa)
self.scope_rate = scope_rate = 2
self.recfile_tpr = recfile_tpr = prefix + datetime.now().strftime("%Y.%m.%d.%H.%M.%S") + ".dat"
self.recfile_kelvin = recfile_kelvin = prefix+"kelvin" + datetime.now().strftime("%Y.%m.%d.%H.%M.%S") + ".dat"
self.rec_button_tpr = rec_button_tpr = 1
self.rec_button_iq = rec_button_iq = 1
self.integ = integ = tpint
self.idecln = idecln = decln
self.gain = gain = 26
self.freq = freq = frequency
self.file_rate = file_rate = 2.0
self.fftrate = fftrate = int(samp_rate/fftsize)
self.det_rate = det_rate = int(20.0)
self.dc_gain = dc_gain = int(dcg)
self.calib_2 = calib_2 = -342.774
self.calib_1 = calib_1 = 4.0755e3
self.add_filter = add_filter = 0
##################################################
# Blocks
##################################################
self.Main = self.Main = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.Main.AddPage(grc_wxgui.Panel(self.Main), "N200 Control Panel")
self.Main.AddPage(grc_wxgui.Panel(self.Main), "TPR Measurements")
self.Add(self.Main)
_spavg_sizer = wx.BoxSizer(wx.VERTICAL)
self._spavg_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_spavg_sizer,
value=self.spavg,
callback=self.set_spavg,
label="Spectral Averaging (Seconds)",
converter=forms.int_converter(),
proportion=0,
)
self._spavg_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_spavg_sizer,
value=self.spavg,
callback=self.set_spavg,
minimum=1,
maximum=20,
num_steps=20,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_spavg_sizer, 1, 1, 1, 1)
self._rec_button_tpr_chooser = forms.button(
parent=self.Main.GetPage(0).GetWin(),
value=self.rec_button_tpr,
callback=self.set_rec_button_tpr,
label="Record TPR Data",
choices=[0,1],
labels=['Stop','Start'],
)
self.Main.GetPage(0).GridAdd(self._rec_button_tpr_chooser, 4, 1, 1, 1)
self._rec_button_iq_chooser = forms.button(
parent=self.Main.GetPage(0).GetWin(),
value=self.rec_button_iq,
callback=self.set_rec_button_iq,
label="Record I/Q Data",
choices=[0,1],
labels=['Stop','Start'],
)
self.Main.GetPage(0).GridAdd(self._rec_button_iq_chooser, 4, 0, 1, 1)
self._israte_chooser = forms.radio_buttons(
parent=self.Main.GetPage(0).GetWin(),
value=self.israte,
callback=self.set_israte,
label="Sample Rate (BW)",
choices=[1e6,2e6,5e6,10e6,25e6],
labels=['1 MHz','2 MHz','5 MHz','10 MHz','25 MHz'],
style=wx.RA_HORIZONTAL,
)
self.Main.GetPage(0).GridAdd(self._israte_chooser, 1, 3, 1, 1)
_integ_sizer = wx.BoxSizer(wx.VERTICAL)
self._integ_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_integ_sizer,
value=self.integ,
callback=self.set_integ,
label="Integration Time (Seconds)",
converter=forms.float_converter(),
proportion=0,
)
self._integ_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_integ_sizer,
value=self.integ,
callback=self.set_integ,
minimum=1,
maximum=60,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_integ_sizer, 0, 2, 1, 1)
self._freq_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
value=self.freq,
callback=self.set_freq,
label="Center Frequency (Hz)",
converter=forms.float_converter(),
)
self.Main.GetPage(0).GridAdd(self._freq_text_box, 0, 0, 1, 1)
self._dc_gain_chooser = forms.radio_buttons(
parent=self.Main.GetPage(0).GetWin(),
value=self.dc_gain,
callback=self.set_dc_gain,
label="DC Gain",
choices=[1, 10, 100, 1000, 10000],
labels=[],
style=wx.RA_HORIZONTAL,
)
self.Main.GetPage(0).GridAdd(self._dc_gain_chooser, 1, 0, 1, 1)
self._calib_2_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
value=self.calib_2,
callback=self.set_calib_2,
label="Calibration value 2",
converter=forms.float_converter(),
)
self.Main.GetPage(0).GridAdd(self._calib_2_text_box, 3, 1, 1, 1)
self._calib_1_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
value=self.calib_1,
callback=self.set_calib_1,
label="Calibration value 1",
converter=forms.float_converter(),
)
self.Main.GetPage(0).GridAdd(self._calib_1_text_box, 3, 0, 1, 1)
self._add_filter_chooser = forms.button(
parent=self.Main.GetPage(0).GetWin(),
value=self.add_filter,
callback=self.set_add_filter,
label="Filter On/Off",
choices=[0,1],
labels=['Off','On'],
)
self.Main.GetPage(0).GridAdd(self._add_filter_chooser, 3, 3, 1, 1)
self.wxgui_scopesink2_2 = scopesink2.scope_sink_f(
self.Main.GetPage(1).GetWin(),
title="Total Power",
sample_rate=2,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_STRIPCHART,
y_axis_label="power level",
)
self.Main.GetPage(1).Add(self.wxgui_scopesink2_2.win)
self.wxgui_numbersink2_0_0 = numbersink2.number_sink_f(
self.Main.GetPage(1).GetWin(),
unit="",
minval=0,
maxval=.2,
factor=1,
decimal_places=6,
ref_level=0,
sample_rate=scope_rate,
number_rate=15,
average=False,
avg_alpha=None,
label="Raw Power level",
peak_hold=False,
show_gauge=True,
)
self.Main.GetPage(1).Add(self.wxgui_numbersink2_0_0.win)
self.wxgui_numbersink2_0 = numbersink2.number_sink_f(
self.Main.GetPage(1).GetWin(),
unit="Kelvin",
minval=0,
maxval=400,
factor=1,
decimal_places=6,
ref_level=0,
sample_rate=scope_rate,
number_rate=15,
average=False,
avg_alpha=None,
label="Calibrated Temperature",
peak_hold=False,
show_gauge=True,
)
self.Main.GetPage(1).Add(self.wxgui_numbersink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.Main.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=10,
y_divs=10,
ref_level=50,
ref_scale=2.0,
sample_rate=israte,
fft_size=1024,
fft_rate=5,
average=True,
avg_alpha=0.1,
title="Spectrum",
peak_hold=False,
size=(800,400),
)
self.Main.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self._variable_static_text_0_0_0_0_static_text = forms.static_text(
parent=self.Main.GetPage(0).GetWin(),
value=self.variable_static_text_0_0_0_0,
callback=self.set_variable_static_text_0_0_0_0,
label="N200 Clock",
converter=forms.float_converter(),
)
self.Main.GetPage(0).GridAdd(self._variable_static_text_0_0_0_0_static_text, 2, 3, 1, 1)
self._variable_static_text_0_0_0_static_text = forms.static_text(
parent=self.Main.GetPage(0).GetWin(),
value=self.variable_static_text_0_0_0,
callback=self.set_variable_static_text_0_0_0,
label="Device",
converter=forms.str_converter(),
)
self.Main.GetPage(0).GridAdd(self._variable_static_text_0_0_0_static_text, 2, 2, 1, 1)
self._variable_static_text_0_0_static_text = forms.static_text(
parent=self.Main.GetPage(0).GetWin(),
value=self.variable_static_text_0_0,
callback=self.set_variable_static_text_0_0,
label="SubDev",
converter=forms.str_converter(),
)
self.Main.GetPage(0).GridAdd(self._variable_static_text_0_0_static_text, 2, 1, 1, 1)
self._variable_static_text_0_static_text = forms.static_text(
parent=self.Main.GetPage(0).GetWin(),
value=self.variable_static_text_0,
callback=self.set_variable_static_text_0,
label="Samp rate",
converter=forms.float_converter(),
)
self.Main.GetPage(0).GridAdd(self._variable_static_text_0_static_text, 2, 0, 1, 1)
self.logpwrfft_x_0 = logpwrfft.logpwrfft_c(
sample_rate=samp_rate,
fft_size=fftsize,
ref_scale=2,
frame_rate=fftrate,
avg_alpha=1.0/float(spavg*fftrate),
average=True,
)
self._idecln_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
value=self.idecln,
callback=self.set_idecln,
label="Declination",
converter=forms.float_converter(),
)
self.Main.GetPage(0).GridAdd(self._idecln_text_box, 1, 2, 1, 1)
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label="RF Gain (dB)",
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=maxg,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_gain_sizer, 0, 1, 1, 1)
_filter_band_sizer = wx.BoxSizer(wx.VERTICAL)
self._filter_band_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_filter_band_sizer,
value=self.filter_band,
callback=self.set_filter_band,
label="Filter Bandwidth",
converter=forms.float_converter(),
proportion=0,
)
self._filter_band_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_filter_band_sizer,
value=self.filter_band,
callback=self.set_filter_band,
minimum=100e3,
maximum=9e6,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_filter_band_sizer, 3, 2, 1, 1)
self.fft_filter_xxx_0 = filter.fft_filter_ccc(1, (taps), 1)
self.fft_filter_xxx_0.declare_sample_delay(0)
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vff((calib_1, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((dc_gain, ))
self.blocks_keep_one_in_n_3 = blocks.keep_one_in_n(gr.sizeof_float*fftsize, fftrate)
self.blocks_keep_one_in_n_1 = blocks.keep_one_in_n(gr.sizeof_float*1, int(det_rate/file_rate))
self.blocks_file_sink_5 = blocks.file_sink(gr.sizeof_float*fftsize, spec_data_fifo, False)
self.blocks_file_sink_5.set_unbuffered(True)
self.blocks_file_sink_4 = blocks.file_sink(gr.sizeof_float*1, recfile_tpr, False)
self.blocks_file_sink_4.set_unbuffered(True)
self.blocks_file_sink_1 = blocks.file_sink(gr.sizeof_gr_complex*1, prefix+"iq_raw" + datetime.now().strftime("%Y.%m.%d.%H.%M.%S") + ".dat", False)
self.blocks_file_sink_1.set_unbuffered(False)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_float*1, recfile_kelvin, False)
self.blocks_file_sink_0.set_unbuffered(True)
self.blocks_add_const_vxx_1 = blocks.add_const_vff((calib_2, ))
self.blks2_valve_2 = grc_blks2.valve(item_size=gr.sizeof_gr_complex*1, open=bool(rec_button_iq))
self.blks2_valve_1 = grc_blks2.valve(item_size=gr.sizeof_float*1, open=bool(0))
self.blks2_valve_0 = grc_blks2.valve(item_size=gr.sizeof_float*1, open=bool(rec_button_tpr))
self.blks2_selector_0 = grc_blks2.selector(
item_size=gr.sizeof_gr_complex*1,
num_inputs=2,
num_outputs=1,
input_index=add_filter,
output_index=0,
)
self.analog_noise_source_x_0 = analog.noise_source_c(analog.GR_GAUSSIAN, .5, 0)
self.TPR_0 = TPR(
integ=integ,
samp_rate=samp_rate,
det_rate=det_rate,
)
##################################################
# Connections
##################################################
self.connect((self.TPR_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.analog_noise_source_x_0, 0), (self.blks2_selector_0, 0))
self.connect((self.analog_noise_source_x_0, 0), (self.fft_filter_xxx_0, 0))
self.connect((self.blks2_selector_0, 0), (self.TPR_0, 0))
self.connect((self.blks2_selector_0, 0), (self.blks2_valve_2, 0))
self.connect((self.blks2_selector_0, 0), (self.logpwrfft_x_0, 0))
self.connect((self.blks2_selector_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blks2_valve_0, 0), (self.blocks_file_sink_4, 0))
self.connect((self.blks2_valve_1, 0), (self.blocks_file_sink_0, 0))
self.connect((self.blks2_valve_2, 0), (self.blocks_file_sink_1, 0))
self.connect((self.blocks_add_const_vxx_1, 0), (self.blks2_valve_1, 0))
self.connect((self.blocks_add_const_vxx_1, 0), (self.wxgui_numbersink2_0, 0))
self.connect((self.blocks_keep_one_in_n_1, 0), (self.blks2_valve_0, 0))
self.connect((self.blocks_keep_one_in_n_1, 0), (self.blocks_multiply_const_vxx_1, 0))
self.connect((self.blocks_keep_one_in_n_3, 0), (self.blocks_file_sink_5, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_keep_one_in_n_1, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.wxgui_numbersink2_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.wxgui_scopesink2_2, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.blocks_add_const_vxx_1, 0))
self.connect((self.fft_filter_xxx_0, 0), (self.blks2_selector_0, 1))
self.connect((self.logpwrfft_x_0, 0), (self.blocks_keep_one_in_n_3, 0))
def __init__(self,
DC_filter_num_elements=4,
samp_rate_sink=8000,
lo_offset_freq=1e6,
highpass_cutoff_freq=0,
doppler_signal_bw=20,
rx_gain=30.5,
tx_amp=1,
max_num_of_targets=10,
angle=0,
speed_samp_rate=1,
lowpass_cutoff_freq=1700,
fft_len=pow(2, 20),
RF=2.49e9,
samp_rate=1e6,
threshold_dB=-70):
grc_wxgui.top_block_gui.__init__(self,
title="CW Radar Multiple Targets")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.DC_filter_num_elements = DC_filter_num_elements
self.samp_rate_sink = samp_rate_sink
self.lo_offset_freq = lo_offset_freq
self.highpass_cutoff_freq = highpass_cutoff_freq
self.doppler_signal_bw = doppler_signal_bw
self.rx_gain = rx_gain
self.tx_amp = tx_amp
self.max_num_of_targets = max_num_of_targets
self.angle = angle
self.speed_samp_rate = speed_samp_rate
self.lowpass_cutoff_freq = lowpass_cutoff_freq
self.fft_len = fft_len
self.RF = RF
self.samp_rate = samp_rate
self.threshold_dB = threshold_dB
##################################################
# Variables
##################################################
self.target_speed_vector = target_speed_vector = 0
self.target_direction_vector = target_direction_vector = 0
self.num_targets = num_targets = 0
self.tx_amp_tuner = tx_amp_tuner = tx_amp
self.threshold_dB_tuner = threshold_dB_tuner = threshold_dB
self.speed_textbox = speed_textbox = target_speed_vector
self.rx_gain_tuner = rx_gain_tuner = rx_gain
self.num_targets_textbox = num_targets_textbox = num_targets
self.max_num_of_targets_tuner = max_num_of_targets_tuner = max_num_of_targets
self.lowpass_cutoff_freq_tuner = lowpass_cutoff_freq_tuner = lowpass_cutoff_freq
self.highpass_cutoff_freq_tuner = highpass_cutoff_freq_tuner = highpass_cutoff_freq
self.doppler_signal_bw_tuner = doppler_signal_bw_tuner = doppler_signal_bw
self.direction_textbox = direction_textbox = target_direction_vector
self.angle_tuner = angle_tuner = angle
self.RF_tuner = RF_tuner = RF
##################################################
# Blocks
##################################################
_tx_amp_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._tx_amp_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_tx_amp_tuner_sizer,
value=self.tx_amp_tuner,
callback=self.set_tx_amp_tuner,
label="TX Signal Amp",
converter=forms.float_converter(),
proportion=0,
)
self._tx_amp_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_tx_amp_tuner_sizer,
value=self.tx_amp_tuner,
callback=self.set_tx_amp_tuner,
minimum=0,
maximum=1,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_tx_amp_tuner_sizer, 0, 8, 1, 21)
_threshold_dB_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._threshold_dB_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_threshold_dB_tuner_sizer,
value=self.threshold_dB_tuner,
callback=self.set_threshold_dB_tuner,
label="Detected Target Threshold (dB)",
converter=forms.float_converter(),
proportion=0,
)
self._threshold_dB_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_threshold_dB_tuner_sizer,
value=self.threshold_dB_tuner,
callback=self.set_threshold_dB_tuner,
minimum=-90,
maximum=-30,
num_steps=60,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_threshold_dB_tuner_sizer, 2, 0, 1, 8)
self.speed_vector_probe = blocks.probe_signal_vf(max_num_of_targets)
_rx_gain_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._rx_gain_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_rx_gain_tuner_sizer,
value=self.rx_gain_tuner,
callback=self.set_rx_gain_tuner,
label="USRP RX Gain (dB)",
converter=forms.float_converter(),
proportion=0,
)
self._rx_gain_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_rx_gain_tuner_sizer,
value=self.rx_gain_tuner,
callback=self.set_rx_gain_tuner,
minimum=0,
maximum=30.5 + 62,
num_steps=185,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_rx_gain_tuner_sizer, 0, 0, 1, 8)
self.notebook = self.notebook = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.notebook.AddPage(grc_wxgui.Panel(self.notebook),
"FFT CW Doppler Radar Receiver")
self.notebook.AddPage(grc_wxgui.Panel(self.notebook),
"Frequency/Time CW Doppler Radar Receiver")
self.notebook.AddPage(grc_wxgui.Panel(self.notebook),
"FFT CW Doppler Radar Receiver Full Spectrum")
self.GridAdd(self.notebook, 6, 0, 13, 53)
_max_num_of_targets_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._max_num_of_targets_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_max_num_of_targets_tuner_sizer,
value=self.max_num_of_targets_tuner,
callback=self.set_max_num_of_targets_tuner,
label="Maximum Number of Targets",
converter=forms.int_converter(),
proportion=0,
)
self._max_num_of_targets_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_max_num_of_targets_tuner_sizer,
value=self.max_num_of_targets_tuner,
callback=self.set_max_num_of_targets_tuner,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.GridAdd(_max_num_of_targets_tuner_sizer, 2, 8, 1, 21)
_lowpass_cutoff_freq_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._lowpass_cutoff_freq_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_lowpass_cutoff_freq_tuner_sizer,
value=self.lowpass_cutoff_freq_tuner,
callback=self.set_lowpass_cutoff_freq_tuner,
label="Low-Pass Cutoff Frequency (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._lowpass_cutoff_freq_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_lowpass_cutoff_freq_tuner_sizer,
value=self.lowpass_cutoff_freq_tuner,
callback=self.set_lowpass_cutoff_freq_tuner,
minimum=0,
maximum=3000,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_lowpass_cutoff_freq_tuner_sizer, 1, 29, 1, 24)
_highpass_cutoff_freq_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._highpass_cutoff_freq_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_highpass_cutoff_freq_tuner_sizer,
value=self.highpass_cutoff_freq_tuner,
callback=self.set_highpass_cutoff_freq_tuner,
label="High-Pass Cutoff Frequency (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._highpass_cutoff_freq_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_highpass_cutoff_freq_tuner_sizer,
value=self.highpass_cutoff_freq_tuner,
callback=self.set_highpass_cutoff_freq_tuner,
minimum=0,
maximum=1600,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_highpass_cutoff_freq_tuner_sizer, 0, 29, 1, 24)
_doppler_signal_bw_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._doppler_signal_bw_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_doppler_signal_bw_tuner_sizer,
value=self.doppler_signal_bw_tuner,
callback=self.set_doppler_signal_bw_tuner,
label="Doppler Spectrum Bandwidth (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._doppler_signal_bw_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_doppler_signal_bw_tuner_sizer,
value=self.doppler_signal_bw_tuner,
callback=self.set_doppler_signal_bw_tuner,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_doppler_signal_bw_tuner_sizer, 2, 29, 1, 24)
self.direction_vector_probe = blocks.probe_signal_vi(
max_num_of_targets)
_angle_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._angle_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_angle_tuner_sizer,
value=self.angle_tuner,
callback=self.set_angle_tuner,
label="Angle of Approach of the Target (Deg)",
converter=forms.float_converter(),
proportion=0,
)
self._angle_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_angle_tuner_sizer,
value=self.angle_tuner,
callback=self.set_angle_tuner,
minimum=0,
maximum=89,
num_steps=890,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_angle_tuner_sizer, 1, 8, 1, 21)
_RF_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._RF_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_RF_tuner_sizer,
value=self.RF_tuner,
callback=self.set_RF_tuner,
label="Radar Frequency (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._RF_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_RF_tuner_sizer,
value=self.RF_tuner,
callback=self.set_RF_tuner,
minimum=2.4e9,
maximum=2.5e9,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_RF_tuner_sizer, 1, 0, 1, 8)
self.wxgui_waterfallsink = waterfallsink2.waterfall_sink_c(
self.notebook.GetPage(1).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate_sink,
fft_size=1024,
fft_rate=100,
average=False,
avg_alpha=None,
title="Time/Frequency CW Doppler Radar Receiver",
win=window.blackmanharris,
)
self.notebook.GetPage(1).Add(self.wxgui_waterfallsink.win)
self.wxgui_fftsink2_full_spectrum = fftsink2.fft_sink_c(
self.notebook.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=4096,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT CW Doppler Radar Receiver Full Spectrum",
peak_hold=False,
win=window.blackmanharris,
)
self.notebook.GetPage(2).Add(self.wxgui_fftsink2_full_spectrum.win)
self.wxgui_fftsink = fftsink2.fft_sink_c(
self.notebook.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate_sink,
fft_size=1024,
fft_rate=100,
average=False,
avg_alpha=None,
title="FFT CW Doppler Radar Receiver ",
peak_hold=False,
win=window.blackmanharris,
)
self.notebook.GetPage(0).Add(self.wxgui_fftsink.win)
self.usrp_transmitter = uhd.usrp_sink(
",".join(('addr=192.168.10.2', "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.usrp_transmitter.set_clock_source("internal", 0)
self.usrp_transmitter.set_samp_rate(samp_rate)
self.usrp_transmitter.set_center_freq(RF_tuner, 0)
self.usrp_transmitter.set_gain(0, 0)
self.usrp_transmitter.set_antenna("TX/RX", 0)
self.usrp_receiver = uhd.usrp_source(
",".join(('addr=192.168.10.3', "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.usrp_receiver.set_clock_source("mimo", 0)
self.usrp_receiver.set_time_source("mimo", 0)
self.usrp_receiver.set_samp_rate(samp_rate)
self.usrp_receiver.set_center_freq(
uhd.tune_request(RF_tuner, lo_offset_freq), 0)
self.usrp_receiver.set_gain(rx_gain_tuner, 0)
self.usrp_receiver.set_antenna("J1", 0)
self.usrp_receiver.set_bandwidth(15e6, 0)
def _target_speed_vector_probe():
while True:
val = self.speed_vector_probe.level()
try:
########################################################
#Code to tranlate the vector of speeds to strings:
speed = ""
if val[0] == 0: #if the value is 0 there is no target in sight.
speed = "No Target Detected"
elif val[0] != 0:
for i in range(len(val)):
if val[i] != 0:
speed = speed + "Target " + str(
i + 1) + ": " + str(round(val[i],
2)) + " Kph\t"
self.set_target_speed_vector(speed)
########################################################
except AttributeError:
pass
time.sleep(1.0 / (speed_samp_rate))
_target_speed_vector_thread = threading.Thread(
target=_target_speed_vector_probe)
_target_speed_vector_thread.daemon = True
_target_speed_vector_thread.start()
def _target_direction_vector_probe():
while True:
val = self.direction_vector_probe.level()
try:
########################################################
#Code to tranlate the vector of directions to strings:
direction = ""
if val[0] == 0:
direction = "No Target Detected"
elif val[0] != 0: #if the value is 0 there is no target in sight.
for i in range(len(val)):
if val[i] == 1: #if the value is 1 the target is approaching.
direction = direction + "Target " + str(
i + 1) + ": " + "Approaching\t"
elif val[
i] == 2: #if the value is 2 the target is receding.
direction = direction + "Target " + str(
i + 1) + ": " + "Receding\t"
self.set_target_direction_vector(direction)
########################################################
except AttributeError:
pass
time.sleep(1.0 / (speed_samp_rate))
_target_direction_vector_thread = threading.Thread(
target=_target_direction_vector_probe)
_target_direction_vector_thread.daemon = True
_target_direction_vector_thread.start()
self._speed_textbox_text_box = forms.text_box(
parent=self.GetWin(),
value=self.speed_textbox,
callback=self.set_speed_textbox,
label="Targets Speed (Kph)",
converter=forms.str_converter(),
)
self.GridAdd(self._speed_textbox_text_box, 4, 0, 1, 53)
self.rational_resampler = filter.rational_resampler_ccc(
interpolation=1,
decimation=int(samp_rate / samp_rate_sink),
taps=None,
fractional_bw=None,
)
self._num_targets_textbox_text_box = forms.text_box(
parent=self.GetWin(),
value=self.num_targets_textbox,
callback=self.set_num_targets_textbox,
label="Number of Targets Detected",
converter=forms.int_converter(),
)
self.GridAdd(self._num_targets_textbox_text_box, 3, 0, 1, 4)
self.num_targets_probe = blocks.probe_signal_i()
def _num_targets_probe():
while True:
val = self.num_targets_probe.level()
try:
self.set_num_targets(val)
except AttributeError:
pass
time.sleep(1.0 / (speed_samp_rate))
_num_targets_thread = threading.Thread(target=_num_targets_probe)
_num_targets_thread.daemon = True
_num_targets_thread.start()
self.fft_vxx_0 = fft.fft_vcc(fft_len, True,
(window.blackmanharris(fft_len)), True, 1)
self._direction_textbox_text_box = forms.text_box(
parent=self.GetWin(),
value=self.direction_textbox,
callback=self.set_direction_textbox,
label="Targets Direction",
converter=forms.str_converter(),
)
self.GridAdd(self._direction_textbox_text_box, 5, 0, 1, 53)
self.cwradar_vector_flip_ff = cwradar.vector_flip_ff(fft_len / 2)
self.cwradar_doppler_velocity_multiple_targets_ff_0 = cwradar.doppler_velocity_multiple_targets_ff(
fft_len / 2, samp_rate, RF_tuner, threshold_dB_tuner, angle_tuner,
lowpass_cutoff_freq_tuner, highpass_cutoff_freq_tuner,
max_num_of_targets_tuner, doppler_signal_bw_tuner)
self.complex_to_mag = blocks.complex_to_mag(fft_len)
self.blocks_vector_to_stream_0_0 = blocks.vector_to_stream(
gr.sizeof_float * 1, fft_len)
self.blocks_vector_to_stream_0 = blocks.vector_to_stream(
gr.sizeof_float * 1, fft_len)
self.blocks_stream_to_vector_1_0 = blocks.stream_to_vector(
gr.sizeof_float * 1, fft_len / 2)
self.blocks_stream_to_vector_1 = blocks.stream_to_vector(
gr.sizeof_float * 1, fft_len / 2)
self.blocks_stream_to_vector_0 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, fft_len)
self.blocks_keep_m_in_n_0_0 = blocks.keep_m_in_n(
gr.sizeof_float, fft_len / 2, fft_len, fft_len / 2)
self.blocks_keep_m_in_n_0 = blocks.keep_m_in_n(gr.sizeof_float,
fft_len / 2, fft_len, 0)
self.analog_sig_source_x_0 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, 0, tx_amp_tuner, 0)
self.DC_filter_0 = blocks.multiply_const_vff(
([0] * DC_filter_num_elements + [1] *
((fft_len / 2) - DC_filter_num_elements)))
self.DC_filter = blocks.multiply_const_vff(
([0] * DC_filter_num_elements + [1] *
((fft_len / 2) - DC_filter_num_elements)))
##################################################
# Connections
##################################################
self.connect((self.complex_to_mag, 0),
(self.blocks_vector_to_stream_0_0, 0))
self.connect((self.complex_to_mag, 0),
(self.blocks_vector_to_stream_0, 0))
self.connect((self.DC_filter, 0),
(self.cwradar_doppler_velocity_multiple_targets_ff_0, 0))
self.connect((self.DC_filter_0, 0),
(self.cwradar_doppler_velocity_multiple_targets_ff_0, 1))
self.connect((self.cwradar_doppler_velocity_multiple_targets_ff_0, 2),
(self.num_targets_probe, 0))
self.connect((self.cwradar_doppler_velocity_multiple_targets_ff_0, 1),
(self.direction_vector_probe, 0))
self.connect((self.cwradar_doppler_velocity_multiple_targets_ff_0, 0),
(self.speed_vector_probe, 0))
self.connect((self.blocks_vector_to_stream_0_0, 0),
(self.blocks_keep_m_in_n_0_0, 0))
self.connect((self.blocks_keep_m_in_n_0, 0),
(self.blocks_stream_to_vector_1, 0))
self.connect((self.blocks_keep_m_in_n_0_0, 0),
(self.blocks_stream_to_vector_1_0, 0))
self.connect((self.blocks_vector_to_stream_0, 0),
(self.blocks_keep_m_in_n_0, 0))
self.connect((self.blocks_stream_to_vector_1_0, 0),
(self.DC_filter_0, 0))
self.connect((self.blocks_stream_to_vector_1, 0),
(self.cwradar_vector_flip_ff, 0))
self.connect((self.cwradar_vector_flip_ff, 0), (self.DC_filter, 0))
self.connect((self.usrp_receiver, 0),
(self.wxgui_fftsink2_full_spectrum, 0))
self.connect((self.usrp_receiver, 0), (self.rational_resampler, 0))
self.connect((self.rational_resampler, 0),
(self.wxgui_waterfallsink, 0))
self.connect((self.rational_resampler, 0), (self.wxgui_fftsink, 0))
self.connect((self.fft_vxx_0, 0), (self.complex_to_mag, 0))
self.connect((self.blocks_stream_to_vector_0, 0), (self.fft_vxx_0, 0))
self.connect((self.usrp_receiver, 0),
(self.blocks_stream_to_vector_0, 0))
self.connect((self.analog_sig_source_x_0, 0),
(self.usrp_transmitter, 0))
def __init__(
self,
decim=50,
satellite='Meteor-M-N1',
frames_file=os.environ['HOME'] + '/MN1_hrpt_frames.hmf',
baseband_file="/home/martin/GNURadioData/hrpt/baseband/HRPT_Meteor-M-N1_2011-02-27_09-30-46_UTC_U2_d50.sam",
symb_rate=600 * 1109,
clock_alpha=0.050,
pll_alpha=0.05,
deframer_outsync_frames=100,
deframer_insync_frames=3,
deframer_sync_check=False):
grc_wxgui.top_block_gui.__init__(
self, title="Meteor M-N1 HRPT Receiver from baseband file")
_icon_path = "/home/martin/.local/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.decim = decim
self.satellite = satellite
self.frames_file = frames_file
self.baseband_file = baseband_file
self.symb_rate = symb_rate
self.clock_alpha = clock_alpha
self.pll_alpha = pll_alpha
self.deframer_outsync_frames = deframer_outsync_frames
self.deframer_insync_frames = deframer_insync_frames
self.deframer_sync_check = deframer_sync_check
##################################################
# Variables
##################################################
self.decim_tb = decim_tb = decim
self.symb_rate_tb = symb_rate_tb = symb_rate
self.samp_rate = samp_rate = 100e6 / decim_tb
self.sps = sps = samp_rate / symb_rate_tb
self.v = v = True
self.satellite_text = satellite_text = satellite
self.samp_rate_st = samp_rate_st = samp_rate
self.pll_alpha_sl = pll_alpha_sl = pll_alpha
self.max_clock_offset = max_clock_offset = 0.1
self.max_carrier_offset = max_carrier_offset = 2 * math.pi * 100e3 / samp_rate
self.hs = hs = int(sps / 2.0)
self.frames_file_text_inf = frames_file_text_inf = frames_file
self.deframer_sync_after_text = deframer_sync_after_text = deframer_insync_frames
self.deframer_nosync_after_text = deframer_nosync_after_text = deframer_outsync_frames
self.deframer_check_sync_text = deframer_check_sync_text = deframer_sync_check
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S",
localtime())
self.clock_alpha_sl = clock_alpha_sl = clock_alpha
self.baseband_file_text_inf = baseband_file_text_inf = baseband_file
##################################################
# Blocks
##################################################
self.rx_ntb = self.rx_ntb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Input baseband")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb),
"PLL demodulator and Clock sync")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Deframer")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Output")
self.Add(self.rx_ntb)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=gr.gr_TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink1 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=50,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="Not filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink1.win)
self._v_check_box = forms.check_box(
parent=self.GetWin(),
value=self.v,
callback=self.set_v,
label="Open",
true=True,
false=False,
)
self.Add(self._v_check_box)
self._symb_rate_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.symb_rate_tb,
callback=self.set_symb_rate_tb,
label="Symbol rate",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(self._symb_rate_tb_text_box, 2, 1, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Sat ",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._satellite_text_static_text, 1, 0,
1, 1)
self._samp_rate_st_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.samp_rate_st,
callback=self.set_samp_rate_st,
label="Sample rate",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._samp_rate_st_static_text, 1, 4, 1,
1)
self.poesweather_meteor_cadu_deframer_0 = poesweather.meteor_cadu_deframer(
deframer_sync_check, 256, deframer_insync_frames,
deframer_outsync_frames)
_pll_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_pll_alpha_sl_sizer, 1, 0, 1, 1)
self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2 / 4.0,
max_carrier_offset)
self.gr_throttle_0 = gr.throttle(gr.sizeof_short * 1, samp_rate * 10)
self.gr_multiply_const_vxx_0 = gr.multiply_const_vff((-1, ))
self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0 / hs, 4000)
self.gr_file_source_0_0 = gr.file_source(
gr.sizeof_short * 1,
"/home/martin/hrpt/baseband/METEOR-M-1/2011/07/24/METEOR-M-1_2011-07-24T113448_U2d50.sam",
False)
self.gr_file_sink_0_0_0 = gr.file_sink(gr.sizeof_char * 1,
"frames.mn1")
self.gr_file_sink_0_0_0.set_unbuffered(False)
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(
sps / 2.0, clock_alpha**2 / 4.0, 0.5, clock_alpha,
max_clock_offset)
self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
self.gr_agc_xx_0_0 = gr.agc_cc(10e-6, 1, 1.0 / 32767.0, 1.0)
self._frames_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.frames_file_text_inf,
callback=self.set_frames_file_text_inf,
label="Frames filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._frames_file_text_inf_static_text,
3, 0, 1, 1)
self._deframer_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_sync_after_text,
callback=self.set_deframer_sync_after_text,
label="Deframe sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._deframer_sync_after_text_static_text, 3, 0, 1, 1)
self._deframer_nosync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_nosync_after_text,
callback=self.set_deframer_nosync_after_text,
label="Deframer out of sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._deframer_nosync_after_text_static_text, 4, 0, 1, 1)
self._deframer_check_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_check_sync_text,
callback=self.set_deframer_check_sync_text,
label="Deframer check sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._deframer_check_sync_text_static_text, 2, 0, 1, 1)
self._decim_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._decim_tb_text_box, 1, 3, 1, 1)
self._datetime_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Local time of aquisition start",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._datetime_text_static_text, 1, 0,
1, 1)
self.cs2cf = gr.interleaved_short_to_complex()
_clock_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_clock_alpha_sl_sizer, 1, 1, 1, 1)
self._baseband_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.baseband_file_text_inf,
callback=self.set_baseband_file_text_inf,
label="Baseband filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(
self._baseband_file_text_inf_static_text, 4, 0, 1, 1)
##################################################
# Connections
##################################################
self.connect((self.gr_throttle_0, 0), (self.cs2cf, 0))
self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
self.connect((self.gr_moving_average_xx_0, 0),
(self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.cs2cf, 0), (self.gr_agc_xx_0_0, 0))
self.connect((self.gr_agc_xx_0_0, 0), (self.pll, 0))
self.connect((self.cs2cf, 0), (self.wxgui_fftsink1, 0))
self.connect((self.gr_multiply_const_vxx_0, 0),
(self.gr_binary_slicer_fb_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0),
(self.gr_multiply_const_vxx_0, 0))
self.connect((self.poesweather_meteor_cadu_deframer_0, 0),
(self.gr_file_sink_0_0_0, 0))
self.connect((self.gr_binary_slicer_fb_0, 0),
(self.poesweather_meteor_cadu_deframer_0, 0))
self.connect((self.gr_file_source_0_0, 0), (self.gr_throttle_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0),
(self.wxgui_scopesink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="FM radio FFT example")
##################################################
# Variables
##################################################
self.variable_static_text_0 = variable_static_text_0 = 'RTL R820T'
self.variable_sample_rate_0 = variable_sample_rate_0 = 1.024E6
self.RF_Gain = RF_Gain = 13
self.CF = CF = 106.7e6
##################################################
# Blocks
##################################################
self._variable_sample_rate_0_text_box = forms.text_box(
parent=self.GetWin(),
value=self.variable_sample_rate_0,
callback=self.set_variable_sample_rate_0,
label='Sample Rate: 1.024M, 1.4M, 1.8M, 1.92M, 2.048M, 2.4M & 2. 56M',
converter=forms.float_converter(),
)
self.GridAdd(self._variable_sample_rate_0_text_box, 7, 0, 1, 5)
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Spectrum")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Waterfall")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Constellation")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Scope")
self.GridAdd(self.notebook_0, 1, 0, 4, 5)
_CF_sizer = wx.BoxSizer(wx.VERTICAL)
self._CF_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_CF_sizer,
value=self.CF,
callback=self.set_CF,
label='Center Frequency',
converter=forms.float_converter(),
proportion=0,
)
self._CF_slider = forms.slider(
parent=self.GetWin(),
sizer=_CF_sizer,
value=self.CF,
callback=self.set_CF,
minimum=87.9e6,
maximum=107.9e6,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_CF_sizer, 5, 0, 1, 5)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=CF,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=variable_sample_rate_0,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title='Waterfall Plot',
size=(575, 600),
)
self.notebook_0.GetPage(1).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_c(
self.notebook_0.GetPage(3).GetWin(),
title='Scope Plot',
sample_rate=variable_sample_rate_0,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.notebook_0.GetPage(3).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=CF,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=2048000,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
size=(575, 600),
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.wxgui_constellationsink2_0 = constsink_gl.const_sink_c(
self.notebook_0.GetPage(2).GetWin(),
title='Constellation Plot',
sample_rate=variable_sample_rate_0,
frame_rate=5,
const_size=2048,
M=4,
theta=0,
loop_bw=6.28/100.0,
fmax=0.06,
mu=0.5,
gain_mu=0.005,
symbol_rate=variable_sample_rate_0/4.,
omega_limit=0.005,
size=(575, 600),
)
self.notebook_0.GetPage(2).Add(self.wxgui_constellationsink2_0.win)
self._variable_static_text_0_static_text = forms.static_text(
parent=self.GetWin(),
value=self.variable_static_text_0,
callback=self.set_variable_static_text_0,
label='SDR ',
converter=forms.str_converter(),
)
self.GridAdd(self._variable_static_text_0_static_text, 0, 0, 1, 5)
self.low_pass_filter_0 = filter.fir_filter_ccf(10, firdes.low_pass(
2, 2048000, 100000, 100000, firdes.WIN_HAMMING, 6.76))
self.audio_sink_0 = audio.sink(48000, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=204800,
audio_decimation=4,
)
self.RTL820T = osmosdr.source( args="numchan=" + str(1) + " " + 'driver=rtlsdr,rtl=1' )
self.RTL820T.set_sample_rate(2048000)
self.RTL820T.set_center_freq(100, 0)
self.RTL820T.set_freq_corr(0, 0)
self.RTL820T.set_dc_offset_mode(1, 0)
self.RTL820T.set_iq_balance_mode(1, 0)
self.RTL820T.set_gain_mode(False, 0)
self.RTL820T.set_gain(10, 0)
self.RTL820T.set_if_gain(20, 0)
self.RTL820T.set_bb_gain(20, 0)
self.RTL820T.set_antenna('', 0)
self.RTL820T.set_bandwidth(0, 0)
_RF_Gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._RF_Gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_RF_Gain_sizer,
value=self.RF_Gain,
callback=self.set_RF_Gain,
label='RF Gain',
converter=forms.float_converter(),
proportion=0,
)
self._RF_Gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_RF_Gain_sizer,
value=self.RF_Gain,
callback=self.set_RF_Gain,
minimum=0,
maximum=45,
num_steps=45,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_RF_Gain_sizer, 6, 0, 1, 5)
##################################################
# Connections
##################################################
self.connect((self.RTL820T, 0), (self.low_pass_filter_0, 0))
self.connect((self.RTL820T, 0), (self.wxgui_constellationsink2_0, 0))
self.connect((self.RTL820T, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.RTL820T, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.RTL820T, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.audio_sink_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="FM radio transmitter")
_icon_path = "D:\GNURadio\share\icons\hicolor\scalable/apps\gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.vol = vol = 0.91
self.sub_gain = sub_gain = 2
self.samp_rate = samp_rate = 420e3
self.rds_gain = rds_gain = 0.18
self.ps2 = ps2 = "music heals!"
self.ps1 = ps1 = "DEMOS FM"
self.power = power = 45
self.pilot_gain = pilot_gain = 0.16
self.outbuffer = outbuffer = 150000
self.hardware_rate = hardware_rate = 2e6
self.fm_max_dev = fm_max_dev = 75e3
self.channel_widht = channel_widht = 120e3
self.center_freq = center_freq = 1000 * 1e5
self.audio_rate = audio_rate = 44100
##################################################
# Blocks
##################################################
_vol_sizer = wx.BoxSizer(wx.VERTICAL)
self._vol_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_vol_sizer,
value=self.vol,
callback=self.set_vol,
label='VOLUME',
converter=forms.float_converter(),
proportion=0,
)
self._vol_slider = forms.slider(
parent=self.GetWin(),
sizer=_vol_sizer,
value=self.vol,
callback=self.set_vol,
minimum=0,
maximum=1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_vol_sizer)
_sub_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._sub_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_sub_gain_sizer,
value=self.sub_gain,
callback=self.set_sub_gain,
label='L-R level ',
converter=forms.float_converter(),
proportion=0,
)
self._sub_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_sub_gain_sizer,
value=self.sub_gain,
callback=self.set_sub_gain,
minimum=0,
maximum=2,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_sub_gain_sizer)
_rds_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._rds_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_rds_gain_sizer,
value=self.rds_gain,
callback=self.set_rds_gain,
label='RDS power',
converter=forms.float_converter(),
proportion=0,
)
self._rds_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_rds_gain_sizer,
value=self.rds_gain,
callback=self.set_rds_gain,
minimum=0,
maximum=0.2,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_rds_gain_sizer)
self._ps2_text_box = forms.text_box(
parent=self.GetWin(),
value=self.ps2,
callback=self.set_ps2,
label='PS2',
converter=forms.str_converter(),
)
self.Add(self._ps2_text_box)
self._ps1_text_box = forms.text_box(
parent=self.GetWin(),
value=self.ps1,
callback=self.set_ps1,
label='PS1',
converter=forms.str_converter(),
)
self.Add(self._ps1_text_box)
_power_sizer = wx.BoxSizer(wx.VERTICAL)
self._power_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_power_sizer,
value=self.power,
callback=self.set_power,
label='TX power',
converter=forms.float_converter(),
proportion=0,
)
self._power_slider = forms.slider(
parent=self.GetWin(),
sizer=_power_sizer,
value=self.power,
callback=self.set_power,
minimum=1,
maximum=47,
num_steps=46,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_power_sizer)
_pilot_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._pilot_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pilot_gain_sizer,
value=self.pilot_gain,
callback=self.set_pilot_gain,
label='Pilot tone 19KHz',
converter=forms.float_converter(),
proportion=0,
)
self._pilot_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_pilot_gain_sizer,
value=self.pilot_gain,
callback=self.set_pilot_gain,
minimum=0,
maximum=0.2,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_pilot_gain_sizer)
_center_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._center_freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_center_freq_sizer,
value=self.center_freq,
callback=self.set_center_freq,
label='F',
converter=forms.float_converter(),
proportion=0,
)
self._center_freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_center_freq_sizer,
value=self.center_freq,
callback=self.set_center_freq,
minimum=880 * 1e5,
maximum=1080 * 1e5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_center_freq_sizer)
self.rational_resampler_xxx_4_0 = filter.rational_resampler_fff(
interpolation=int(channel_widht / 1000),
decimation=380,
taps=None,
fractional_bw=None,
)
(self.rational_resampler_xxx_4_0).set_min_output_buffer(150000)
self.rational_resampler_xxx_3_1 = filter.rational_resampler_fff(
interpolation=int(channel_widht) / 100,
decimation=int(audio_rate) / 100,
taps=None,
fractional_bw=None,
)
(self.rational_resampler_xxx_3_1).set_min_output_buffer(150000)
self.rational_resampler_xxx_2 = filter.rational_resampler_ccc(
interpolation=int(hardware_rate / 10000),
decimation=int(samp_rate / 10000),
taps=None,
fractional_bw=None,
)
(self.rational_resampler_xxx_2).set_min_output_buffer(100000)
self.rational_resampler_xxx_1 = filter.rational_resampler_fff(
interpolation=int(channel_widht / 100),
decimation=int(audio_rate / 100),
taps=None,
fractional_bw=None,
)
(self.rational_resampler_xxx_1).set_min_output_buffer(150000)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=int(samp_rate / 1000),
decimation=int(channel_widht / 1000),
taps=None,
fractional_bw=None,
)
(self.rational_resampler_xxx_0).set_min_output_buffer(150000)
self.osmosdr_sink_0 = osmosdr.sink(args="numchan=" + str(1) + " " +
'hackrf')
self.osmosdr_sink_0.set_sample_rate(hardware_rate)
self.osmosdr_sink_0.set_center_freq(center_freq, 0)
self.osmosdr_sink_0.set_freq_corr(0, 0)
self.osmosdr_sink_0.set_gain(0, 0)
self.osmosdr_sink_0.set_if_gain(power, 0)
self.osmosdr_sink_0.set_bb_gain(0, 0)
self.osmosdr_sink_0.set_antenna('', 0)
self.osmosdr_sink_0.set_bandwidth(1.75e6, 0)
self.gr_unpack_k_bits_bb_0_0 = blocks.unpack_k_bits_bb(2)
(self.gr_unpack_k_bits_bb_0_0).set_max_output_buffer(150000)
self.gr_sig_source_x_0_0_0 = analog.sig_source_f(
channel_widht, analog.GR_SIN_WAVE, 57e3, rds_gain, 0)
(self.gr_sig_source_x_0_0_0).set_min_output_buffer(150000)
self.gr_rds_encoder_0_0 = rds.encoder(0, 11, True, ps1, 96900000,
False, False, 7, 0, 000, ps2)
(self.gr_rds_encoder_0_0).set_max_output_buffer(150000)
self.gr_multiply_xx_0_0 = blocks.multiply_vff(1)
(self.gr_multiply_xx_0_0).set_min_output_buffer(150000)
self.gr_map_bb_1_0 = digital.map_bb(([1, 2]))
(self.gr_map_bb_1_0).set_max_output_buffer(150000)
self.gr_map_bb_0_0 = digital.map_bb(([-1, 1]))
(self.gr_map_bb_0_0).set_max_output_buffer(150000)
self.gr_frequency_modulator_fc_0 = analog.frequency_modulator_fc(
2 * math.pi * fm_max_dev / samp_rate * 0.6)
(self.gr_frequency_modulator_fc_0).set_min_output_buffer(150000)
self.gr_diff_encoder_bb_0_0 = digital.diff_encoder_bb(2)
(self.gr_diff_encoder_bb_0_0).set_max_output_buffer(150000)
self.gr_char_to_float_0_0 = blocks.char_to_float(1, 1)
(self.gr_char_to_float_0_0).set_max_output_buffer(150000)
self.gr_add_xx_0_0_0_1 = blocks.add_vff(1)
(self.gr_add_xx_0_0_0_1).set_min_output_buffer(150000)
self.fir_filter_xxx_2 = filter.fir_filter_fff(
1, (firdes.low_pass(1, channel_widht, 2.4e3, 0.5e3)))
self.fir_filter_xxx_2.declare_sample_delay(0)
(self.fir_filter_xxx_2).set_min_output_buffer(150000)
self.fir_filter_xxx_1 = filter.fir_filter_fff(
1, (firdes.low_pass(2, audio_rate, 16e3, 0.2e3)))
self.fir_filter_xxx_1.declare_sample_delay(0)
(self.fir_filter_xxx_1).set_min_output_buffer(150000)
self.fir_filter_xxx_0 = filter.fir_filter_fff(
1, (firdes.low_pass(1, audio_rate, 16e3, 1e3)))
self.fir_filter_xxx_0.declare_sample_delay(0)
(self.fir_filter_xxx_0).set_min_output_buffer(150000)
self.blocks_sub_xx_0_0 = blocks.sub_ff(1)
(self.blocks_sub_xx_0_0).set_min_output_buffer(150000)
self.blocks_short_to_float_1 = blocks.short_to_float(1, 1)
self.blocks_short_to_float_0 = blocks.short_to_float(1, 1)
self.blocks_repeat_0_0 = blocks.repeat(gr.sizeof_float * 1, 160)
(self.blocks_repeat_0_0).set_min_output_buffer(150000)
self.blocks_multiply_xx_1_0 = blocks.multiply_vff(1)
(self.blocks_multiply_xx_1_0).set_min_output_buffer(150000)
self.blocks_multiply_const_xx_0_0 = blocks.multiply_const_ff(0.000032)
(self.blocks_multiply_const_xx_0_0).set_min_output_buffer(150000)
self.blocks_multiply_const_xx_0 = blocks.multiply_const_ff(0.000032)
(self.blocks_multiply_const_xx_0).set_min_output_buffer(150000)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff((vol, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((vol, ))
self.blocks_keep_m_in_n_0_0 = blocks.keep_m_in_n(
gr.sizeof_short, 1, 2, 1)
(self.blocks_keep_m_in_n_0_0).set_min_output_buffer(150000)
self.blocks_keep_m_in_n_0 = blocks.keep_m_in_n(gr.sizeof_short, 1, 2,
0)
(self.blocks_keep_m_in_n_0).set_min_output_buffer(150000)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_short * 1, 'C:\\Users\\denim\\Music\\1.wav', True)
self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL)
(self.blocks_file_source_0).set_min_output_buffer(50000)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, 200000)
(self.blocks_delay_0).set_min_output_buffer(150000)
self.blocks_add_xx_2 = blocks.add_vff(1)
(self.blocks_add_xx_2).set_min_output_buffer(150000)
self.analog_sig_source_x_1_1 = analog.sig_source_f(
channel_widht, analog.GR_SIN_WAVE, 19e3, pilot_gain, 0)
(self.analog_sig_source_x_1_1).set_min_output_buffer(150000)
self.analog_sig_source_x_1_0_0 = analog.sig_source_f(
channel_widht, analog.GR_SIN_WAVE, 38e3, sub_gain, 0)
(self.analog_sig_source_x_1_0_0).set_min_output_buffer(150000)
self.analog_fm_preemph_0_0_0_0_0 = analog.fm_preemph(fs=audio_rate,
tau=50e-6,
fh=-1.0)
(self.analog_fm_preemph_0_0_0_0_0).set_min_output_buffer(150000)
self.analog_fm_preemph_0_0_0_0 = analog.fm_preemph(fs=audio_rate,
tau=50e-6,
fh=-1.0)
(self.analog_fm_preemph_0_0_0_0).set_min_output_buffer(150000)
##################################################
# Connections
##################################################
self.connect((self.analog_fm_preemph_0_0_0_0, 0),
(self.rational_resampler_xxx_1, 0))
self.connect((self.analog_fm_preemph_0_0_0_0_0, 0),
(self.fir_filter_xxx_1, 0))
self.connect((self.analog_sig_source_x_1_0_0, 0),
(self.blocks_multiply_xx_1_0, 1))
self.connect((self.analog_sig_source_x_1_1, 0),
(self.blocks_add_xx_2, 0))
self.connect((self.blocks_add_xx_2, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.blocks_delay_0, 0), (self.osmosdr_sink_0, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blocks_keep_m_in_n_0, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blocks_keep_m_in_n_0_0, 0))
self.connect((self.blocks_keep_m_in_n_0, 0),
(self.blocks_short_to_float_0, 0))
self.connect((self.blocks_keep_m_in_n_0_0, 0),
(self.blocks_short_to_float_1, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.blocks_multiply_const_xx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0),
(self.blocks_multiply_const_xx_0_0, 0))
self.connect((self.blocks_multiply_const_xx_0, 0),
(self.blocks_sub_xx_0_0, 0))
self.connect((self.blocks_multiply_const_xx_0, 0),
(self.gr_add_xx_0_0_0_1, 0))
self.connect((self.blocks_multiply_const_xx_0_0, 0),
(self.blocks_sub_xx_0_0, 1))
self.connect((self.blocks_multiply_const_xx_0_0, 0),
(self.gr_add_xx_0_0_0_1, 1))
self.connect((self.blocks_multiply_xx_1_0, 0),
(self.blocks_add_xx_2, 2))
self.connect((self.blocks_repeat_0_0, 0),
(self.rational_resampler_xxx_4_0, 0))
self.connect((self.blocks_short_to_float_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_short_to_float_1, 0),
(self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.blocks_sub_xx_0_0, 0),
(self.analog_fm_preemph_0_0_0_0_0, 0))
self.connect((self.fir_filter_xxx_0, 0),
(self.analog_fm_preemph_0_0_0_0, 0))
self.connect((self.fir_filter_xxx_1, 0),
(self.rational_resampler_xxx_3_1, 0))
self.connect((self.fir_filter_xxx_2, 0), (self.gr_multiply_xx_0_0, 1))
self.connect((self.gr_add_xx_0_0_0_1, 0), (self.fir_filter_xxx_0, 0))
self.connect((self.gr_char_to_float_0_0, 0),
(self.blocks_repeat_0_0, 0))
self.connect((self.gr_diff_encoder_bb_0_0, 0), (self.gr_map_bb_1_0, 0))
self.connect((self.gr_frequency_modulator_fc_0, 0),
(self.rational_resampler_xxx_2, 0))
self.connect((self.gr_map_bb_0_0, 0), (self.gr_char_to_float_0_0, 0))
self.connect((self.gr_map_bb_1_0, 0),
(self.gr_unpack_k_bits_bb_0_0, 0))
self.connect((self.gr_multiply_xx_0_0, 0), (self.blocks_add_xx_2, 3))
self.connect((self.gr_rds_encoder_0_0, 0),
(self.gr_diff_encoder_bb_0_0, 0))
self.connect((self.gr_sig_source_x_0_0_0, 0),
(self.gr_multiply_xx_0_0, 0))
self.connect((self.gr_unpack_k_bits_bb_0_0, 0),
(self.gr_map_bb_0_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.gr_frequency_modulator_fc_0, 0))
self.connect((self.rational_resampler_xxx_1, 0),
(self.blocks_add_xx_2, 1))
self.connect((self.rational_resampler_xxx_2, 0),
(self.blocks_delay_0, 0))
self.connect((self.rational_resampler_xxx_3_1, 0),
(self.blocks_multiply_xx_1_0, 0))
self.connect((self.rational_resampler_xxx_4_0, 0),
(self.fir_filter_xxx_2, 0))
def __init__(self, satellite='NOAA-XX', gain=35, freq=1698e6, sync_check=False, side="A:0", rate=2e6, frames_file=os.environ['HOME'] + '/data/noaa/frames/NOAA-XX.hrpt', baseband_file=os.environ['HOME'] + '/data/noaa/baseband/NOAA-XX.dat'):
grc_wxgui.top_block_gui.__init__(self, title="Enhanced NOAA HRPT Receiver")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.satellite = satellite
self.gain = gain
self.freq = freq
self.sync_check = sync_check
self.side = side
self.rate = rate
self.frames_file = frames_file
self.baseband_file = baseband_file
##################################################
# Variables
##################################################
self.sym_rate = sym_rate = 600*1109
self.samp_rate = samp_rate = rate
self.config_filename = config_filename = os.environ['HOME']+'/.gnuradio/noaa_hrpt.conf'
self.sps = sps = samp_rate/sym_rate
self._saved_pll_alpha_config = ConfigParser.ConfigParser()
self._saved_pll_alpha_config.read(config_filename)
try: saved_pll_alpha = self._saved_pll_alpha_config.getfloat(satellite, 'pll_alpha')
except: saved_pll_alpha = 0.005
self.saved_pll_alpha = saved_pll_alpha
self._saved_clock_alpha_config = ConfigParser.ConfigParser()
self._saved_clock_alpha_config.read(config_filename)
try: saved_clock_alpha = self._saved_clock_alpha_config.getfloat(satellite, 'clock_alpha')
except: saved_clock_alpha = 0.001
self.saved_clock_alpha = saved_clock_alpha
self.sync_check_txt = sync_check_txt = sync_check
self.side_text = side_text = side
self._saved_gain_config = ConfigParser.ConfigParser()
self._saved_gain_config.read(config_filename)
try: saved_gain = self._saved_gain_config.getfloat(satellite, 'gain')
except: saved_gain = gain
self.saved_gain = saved_gain
self.satellite_text = satellite_text = satellite
self.sample_rate_text = sample_rate_text = samp_rate
self.rate_tb = rate_tb = rate
self.pll_alpha = pll_alpha = saved_pll_alpha
self.max_clock_offset = max_clock_offset = 0.1
self.max_carrier_offset = max_carrier_offset = 2*math.pi*100e3/samp_rate
self.hs = hs = int(sps/2.0)
self.gain_slider = gain_slider = gain
self.freq_tb = freq_tb = freq
self.frames_outfile_text = frames_outfile_text = frames_file
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S", localtime())
self.clock_alpha = clock_alpha = saved_clock_alpha
##################################################
# Blocks
##################################################
_gain_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_slider_sizer,
value=self.gain_slider,
callback=self.set_gain_slider,
label="Gain",
converter=forms.int_converter(),
proportion=0,
)
self._gain_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_slider_sizer,
value=self.gain_slider,
callback=self.set_gain_slider,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.GridAdd(_gain_slider_sizer, 2, 0, 1, 1)
self.displays = self.displays = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.displays.AddPage(grc_wxgui.Panel(self.displays), "RX NOAA HRPT")
self.displays.AddPage(grc_wxgui.Panel(self.displays), "Information")
self.Add(self.displays)
_clock_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_clock_alpha_sizer, 2, 2, 1, 1)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.displays.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=-70,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.4,
title="NOAA HRPT FFT Spectrum",
peak_hold=False,
)
self.displays.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_source_0 = uhd.usrp_source(
device_addr="",
stream_args=uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_subdev_spec(side, 0)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(freq, 0)
self.uhd_usrp_source_0.set_gain(gain_slider, 0)
self._sync_check_txt_static_text = forms.static_text(
parent=self.GetWin(),
value=self.sync_check_txt,
callback=self.set_sync_check_txt,
label="Continuous sync check",
converter=forms.str_converter(),
)
self.GridAdd(self._sync_check_txt_static_text, 0, 2, 1, 1)
self._side_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.side_text,
callback=self.set_side_text,
label="USRP Side",
converter=forms.str_converter(),
)
self.GridAdd(self._side_text_static_text, 0, 0, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Satellite",
converter=forms.str_converter(),
)
self.GridAdd(self._satellite_text_static_text, 0, 1, 1, 1)
self._sample_rate_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.sample_rate_text,
callback=self.set_sample_rate_text,
label="Sample rate",
converter=forms.float_converter(),
)
self.displays.GetPage(1).GridAdd(self._sample_rate_text_static_text, 3, 0, 1, 1)
self._rate_tb_text_box = forms.text_box(
parent=self.GetWin(),
value=self.rate_tb,
callback=self.set_rate_tb,
label="Sample rate",
converter=forms.float_converter(),
)
self.GridAdd(self._rate_tb_text_box, 1, 0, 1, 1)
self.poesweather_noaa_hrpt_deframer_0 = poesweather.noaa_hrpt_deframer(False)
_pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
minimum=0.005,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_pll_alpha_sizer, 2, 1, 1, 1)
self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2/4.0, max_carrier_offset)
self._freq_tb_text_box = forms.text_box(
parent=self.GetWin(),
value=self.freq_tb,
callback=self.set_freq_tb,
label="Frequency",
converter=forms.float_converter(),
)
self.GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
self._frames_outfile_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.frames_outfile_text,
callback=self.set_frames_outfile_text,
label="Frames filename",
converter=forms.str_converter(),
)
self.displays.GetPage(1).GridAdd(self._frames_outfile_text_static_text, 4, 0, 1, 1)
self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff(sps/2.0, clock_alpha**2/4.0, 0.5, clock_alpha, max_clock_offset)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self._datetime_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Acquisition start",
converter=forms.str_converter(),
)
self.displays.GetPage(1).GridAdd(self._datetime_text_static_text, 2, 0, 1, 1)
self.blocks_moving_average_xx_0 = blocks.moving_average_ff(hs, 1.0/hs, 4000)
self.blocks_file_sink_1 = blocks.file_sink(gr.sizeof_short*1, baseband_file)
self.blocks_file_sink_1.set_unbuffered(False)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_short*1, frames_file)
self.blocks_file_sink_0.set_unbuffered(False)
self.blocks_complex_to_interleaved_short_0 = blocks.complex_to_interleaved_short()
self.analog_agc_xx_0 = analog.agc_cc(1e-5, 1.0, 1.0/32768.0, 1.0)
##################################################
# Connections
##################################################
self.connect((self.analog_agc_xx_0, 0), (self.pll, 0))
self.connect((self.pll, 0), (self.blocks_moving_average_xx_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.analog_agc_xx_0, 0))
self.connect((self.blocks_moving_average_xx_0, 0), (self.digital_clock_recovery_mm_xx_0, 0))
self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.digital_binary_slicer_fb_0, 0))
self.connect((self.poesweather_noaa_hrpt_deframer_0, 0), (self.blocks_file_sink_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0), (self.poesweather_noaa_hrpt_deframer_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.blocks_complex_to_interleaved_short_0, 0))
self.connect((self.blocks_complex_to_interleaved_short_0, 0), (self.blocks_file_sink_1, 0))
def __init__(self, deframer_insync_frames=2, viterbi_insync_frames=5, deframer_outsync_frames=5, viterbi_outsync_frames=20, viterbi_sync_check=True, viterbi_sync_threshold=0.1, deframer_sync_check=True, pll_alpha=0.005, freq=1691.02e6, gain=23, side="A", decim=25, symb_rate=(3500e3/3+3500e3)/2, frames_file=os.environ['HOME'] + '/MetOp-AHRPT_cadu_frames.cadu', clock_alpha=0.05, baseband_file='/home/martin/GNURadioData/USRPSamples/AHRPT_MetOp-A_20100306_0758UTC_U2_d25.sam', satellite='MetOp'):
grc_wxgui.top_block_gui.__init__(self, title="MetOp AHRPT Receiver from baseband file")
##################################################
# Parameters
##################################################
self.deframer_insync_frames = deframer_insync_frames
self.viterbi_insync_frames = viterbi_insync_frames
self.deframer_outsync_frames = deframer_outsync_frames
self.viterbi_outsync_frames = viterbi_outsync_frames
self.viterbi_sync_check = viterbi_sync_check
self.viterbi_sync_threshold = viterbi_sync_threshold
self.deframer_sync_check = deframer_sync_check
self.pll_alpha = pll_alpha
self.freq = freq
self.gain = gain
self.side = side
self.decim = decim
self.symb_rate = symb_rate
self.frames_file = frames_file
self.clock_alpha = clock_alpha
self.baseband_file = baseband_file
self.satellite = satellite
##################################################
# Variables
##################################################
self.decim_tb = decim_tb = decim
self.symb_rate_tb = symb_rate_tb = symb_rate
self.samp_rate = samp_rate = 100e6/decim_tb
self.viterbi_sync_threshold_text = viterbi_sync_threshold_text = viterbi_sync_threshold
self.viterbi_sync_after_text = viterbi_sync_after_text = viterbi_insync_frames
self.viterbi_outofsync_after_text = viterbi_outofsync_after_text = viterbi_outsync_frames
self.viterbi_node_sync_text = viterbi_node_sync_text = viterbi_sync_check
self.sps = sps = samp_rate/symb_rate_tb
self.satellite_text = satellite_text = satellite
self.samp_rate_st = samp_rate_st = samp_rate
self.pll_alpha_sl = pll_alpha_sl = pll_alpha
self.gain_tb = gain_tb = gain
self.freq_tb = freq_tb = freq
self.frames_file_text_inf = frames_file_text_inf = frames_file
self.deframer_sync_after_text = deframer_sync_after_text = deframer_insync_frames
self.deframer_nosync_after_text = deframer_nosync_after_text = deframer_outsync_frames
self.deframer_check_sync_text = deframer_check_sync_text = deframer_sync_check
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S", localtime())
self.clock_alpha_sl = clock_alpha_sl = clock_alpha
self.baseband_file_text_inf = baseband_file_text_inf = 'no output file'
##################################################
# Notebooks
##################################################
self.rx_ntb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "USRP Receiver")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "PLL demodulator and Clock sync")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Viterbi decoder")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Deframer")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Output")
self.Add(self.rx_ntb)
##################################################
# Controls
##################################################
self._decim_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._decim_tb_text_box, 1, 3, 1, 1)
self._symb_rate_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.symb_rate_tb,
callback=self.set_symb_rate_tb,
label="Symbol rate",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(self._symb_rate_tb_text_box, 2, 1, 1, 1)
self._viterbi_sync_threshold_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_sync_threshold_text,
callback=self.set_viterbi_sync_threshold_text,
label="Viterbi node sync threshold [BER]",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._viterbi_sync_threshold_text_static_text, 3, 0, 1, 1)
self._viterbi_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_sync_after_text,
callback=self.set_viterbi_sync_after_text,
label="Valid frames for Viterbi decoder sync",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._viterbi_sync_after_text_static_text, 4, 0, 1, 1)
self._viterbi_outofsync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_outofsync_after_text,
callback=self.set_viterbi_outofsync_after_text,
label="Invalid frames for Viterbi decoder out of sync",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._viterbi_outofsync_after_text_static_text, 5, 0, 1, 1)
self._viterbi_node_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_node_sync_text,
callback=self.set_viterbi_node_sync_text,
label="Viterbi node sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._viterbi_node_sync_text_static_text, 2, 0, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Sat ",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._satellite_text_static_text, 1, 0, 1, 1)
self._samp_rate_st_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.samp_rate_st,
callback=self.set_samp_rate_st,
label="Sample rate",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._samp_rate_st_static_text, 1, 4, 1, 1)
_pll_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_pll_alpha_sl_sizer, 1, 0, 1, 1)
self._gain_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.gain_tb,
callback=self.set_gain_tb,
label="RX gain [dB]",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._gain_tb_text_box, 1, 2, 1, 1)
self._freq_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.freq_tb,
callback=self.set_freq_tb,
label="Frequency",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
self._frames_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.frames_file_text_inf,
callback=self.set_frames_file_text_inf,
label="Frames filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(self._frames_file_text_inf_static_text, 3, 0, 1, 1)
self._deframer_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_sync_after_text,
callback=self.set_deframer_sync_after_text,
label="Deframe sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._deframer_sync_after_text_static_text, 3, 0, 1, 1)
self._deframer_nosync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_nosync_after_text,
callback=self.set_deframer_nosync_after_text,
label="Deframer out of sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._deframer_nosync_after_text_static_text, 4, 0, 1, 1)
self._deframer_check_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_check_sync_text,
callback=self.set_deframer_check_sync_text,
label="Deframer check sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._deframer_check_sync_text_static_text, 2, 0, 1, 1)
self._datetime_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Local time of aquisition start",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(self._datetime_text_static_text, 1, 0, 1, 1)
_clock_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_clock_alpha_sl_sizer, 1, 1, 1, 1)
self._baseband_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.baseband_file_text_inf,
callback=self.set_baseband_file_text_inf,
label="Baseband filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(self._baseband_file_text_inf_static_text, 4, 0, 1, 1)
##################################################
# Blocks
##################################################
self.cs2cf = gr.interleaved_short_to_complex()
self.gr_agc_xx_0 = gr.agc_cc(10e-6, 1, 1.0/32767.0, 1.0)
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_cc(sps, clock_alpha_sl*clock_alpha_sl/4.0, 0.5, clock_alpha_sl, 0.05)
self.gr_costas_loop_cc_0 = gr.costas_loop_cc(pll_alpha_sl, pll_alpha_sl*pll_alpha_sl/4.0, 0.07, -0.07, 4)
self.gr_file_source_0 = gr.file_source(gr.sizeof_short*1, baseband_file, True)
self.gr_multiply_const_vxx_0 = gr.multiply_const_vcc((1, ))
self.gr_null_sink_0 = gr.null_sink(gr.sizeof_gr_complex*1)
self.gr_throttle_0 = gr.throttle(gr.sizeof_short*1, samp_rate*2)
self.wxgui_fftsink1 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=5,
y_divs=10,
ref_level=-15,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="Not filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink1.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.rx_ntb.GetPage(1).GetWin(),
title="QPSK constellation diagram",
sample_rate=symb_rate,
v_scale=0.4,
v_offset=0,
t_scale=1/samp_rate,
ac_couple=False,
xy_mode=True,
num_inputs=1,
)
self.rx_ntb.GetPage(1).Add(self.wxgui_scopesink2_1.win)
##################################################
# Connections
##################################################
self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.gr_multiply_const_vxx_0, 0))
self.connect((self.gr_costas_loop_cc_0, 0), (self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.gr_agc_xx_0, 0), (self.gr_costas_loop_cc_0, 0))
self.connect((self.gr_throttle_0, 0), (self.cs2cf, 0))
self.connect((self.gr_file_source_0, 0), (self.gr_throttle_0, 0))
self.connect((self.cs2cf, 0), (self.gr_agc_xx_0, 0))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.wxgui_scopesink2_1, 0))
self.connect((self.gr_agc_xx_0, 0), (self.wxgui_fftsink1, 0))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.gr_null_sink_0, 0))
def __init__(self, angle=0, samp_rate=1e6, fft_len=pow(2,20), samp_rate_sink=8000, tx_amp=10e-3, max_num_of_targets=10, lowpass_cutoff_freq=1700, RF=2.49e9, speed_samp_rate=1, DC_filter_num_elements=4, threshold_dB=-70, rx_gain=0, highpass_cutoff_freq=0, doppler_signal_bw=20):
grc_wxgui.top_block_gui.__init__(self, title="CW Doppler Radar Simulator Multiple Targets")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.angle = angle
self.samp_rate = samp_rate
self.fft_len = fft_len
self.samp_rate_sink = samp_rate_sink
self.tx_amp = tx_amp
self.max_num_of_targets = max_num_of_targets
self.lowpass_cutoff_freq = lowpass_cutoff_freq
self.RF = RF
self.speed_samp_rate = speed_samp_rate
self.DC_filter_num_elements = DC_filter_num_elements
self.threshold_dB = threshold_dB
self.rx_gain = rx_gain
self.highpass_cutoff_freq = highpass_cutoff_freq
self.doppler_signal_bw = doppler_signal_bw
##################################################
# Variables
##################################################
self.target_speed_vector = target_speed_vector = 0
self.target_direction_vector = target_direction_vector = 0
self.num_targets = num_targets = 0
self.tx_amp_tuner = tx_amp_tuner = tx_amp
self.threshold_dB_tuner = threshold_dB_tuner = threshold_dB
self.speed_textbox = speed_textbox = target_speed_vector
self.rx_gain_tuner = rx_gain_tuner = rx_gain
self.num_targets_textbox = num_targets_textbox = num_targets
self.max_num_of_targets_tuner = max_num_of_targets_tuner = max_num_of_targets
self.lowpass_cutoff_freq_tuner = lowpass_cutoff_freq_tuner = lowpass_cutoff_freq
self.highpass_cutoff_freq_tuner = highpass_cutoff_freq_tuner = highpass_cutoff_freq
self.doppler_signal_bw_tuner = doppler_signal_bw_tuner = doppler_signal_bw
self.doppler_freq_sim_tuner = doppler_freq_sim_tuner = 100
self.direction_textbox = direction_textbox = target_direction_vector
self.angle_tuner = angle_tuner = angle
self.RF_tuner = RF_tuner = RF
##################################################
# Blocks
##################################################
_tx_amp_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._tx_amp_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_tx_amp_tuner_sizer,
value=self.tx_amp_tuner,
callback=self.set_tx_amp_tuner,
label="TX Signal Amp",
converter=forms.float_converter(),
proportion=0,
)
self._tx_amp_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_tx_amp_tuner_sizer,
value=self.tx_amp_tuner,
callback=self.set_tx_amp_tuner,
minimum=0,
maximum=100e-3,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_tx_amp_tuner_sizer, 0, 8, 1, 21)
_threshold_dB_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._threshold_dB_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_threshold_dB_tuner_sizer,
value=self.threshold_dB_tuner,
callback=self.set_threshold_dB_tuner,
label="Detected Target Threshold (dB)",
converter=forms.float_converter(),
proportion=0,
)
self._threshold_dB_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_threshold_dB_tuner_sizer,
value=self.threshold_dB_tuner,
callback=self.set_threshold_dB_tuner,
minimum=-90,
maximum=-30,
num_steps=60,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_threshold_dB_tuner_sizer, 2, 0, 1, 8)
self.speed_vector_probe = blocks.probe_signal_vf(max_num_of_targets)
self.notebook = self.notebook = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.notebook.AddPage(grc_wxgui.Panel(self.notebook), "FFT CW Doppler Radar Receiver")
self.notebook.AddPage(grc_wxgui.Panel(self.notebook), "Frequency/Time CW Doppler Radar Receiver")
self.notebook.AddPage(grc_wxgui.Panel(self.notebook), "FFT CW Doppler Radar Receiver Full Spectrum")
self.GridAdd(self.notebook, 6, 0, 13, 53)
_max_num_of_targets_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._max_num_of_targets_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_max_num_of_targets_tuner_sizer,
value=self.max_num_of_targets_tuner,
callback=self.set_max_num_of_targets_tuner,
label="Maximum Number of Targets",
converter=forms.int_converter(),
proportion=0,
)
self._max_num_of_targets_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_max_num_of_targets_tuner_sizer,
value=self.max_num_of_targets_tuner,
callback=self.set_max_num_of_targets_tuner,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.GridAdd(_max_num_of_targets_tuner_sizer, 2, 8, 1, 21)
_lowpass_cutoff_freq_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._lowpass_cutoff_freq_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_lowpass_cutoff_freq_tuner_sizer,
value=self.lowpass_cutoff_freq_tuner,
callback=self.set_lowpass_cutoff_freq_tuner,
label="Low-Pass Cutoff Frequency (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._lowpass_cutoff_freq_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_lowpass_cutoff_freq_tuner_sizer,
value=self.lowpass_cutoff_freq_tuner,
callback=self.set_lowpass_cutoff_freq_tuner,
minimum=0,
maximum=3000,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_lowpass_cutoff_freq_tuner_sizer, 1, 29, 1, 24)
_highpass_cutoff_freq_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._highpass_cutoff_freq_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_highpass_cutoff_freq_tuner_sizer,
value=self.highpass_cutoff_freq_tuner,
callback=self.set_highpass_cutoff_freq_tuner,
label="High-Pass Cutoff Frequency (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._highpass_cutoff_freq_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_highpass_cutoff_freq_tuner_sizer,
value=self.highpass_cutoff_freq_tuner,
callback=self.set_highpass_cutoff_freq_tuner,
minimum=0,
maximum=1600,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_highpass_cutoff_freq_tuner_sizer, 0, 29, 1, 24)
_doppler_signal_bw_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._doppler_signal_bw_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_doppler_signal_bw_tuner_sizer,
value=self.doppler_signal_bw_tuner,
callback=self.set_doppler_signal_bw_tuner,
label="Doppler Spectrum Bandwidth (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._doppler_signal_bw_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_doppler_signal_bw_tuner_sizer,
value=self.doppler_signal_bw_tuner,
callback=self.set_doppler_signal_bw_tuner,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_doppler_signal_bw_tuner_sizer, 2, 29, 1, 24)
_doppler_freq_sim_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._doppler_freq_sim_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_doppler_freq_sim_tuner_sizer,
value=self.doppler_freq_sim_tuner,
callback=self.set_doppler_freq_sim_tuner,
label="Doppler Frequency Simulator (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._doppler_freq_sim_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_doppler_freq_sim_tuner_sizer,
value=self.doppler_freq_sim_tuner,
callback=self.set_doppler_freq_sim_tuner,
minimum=-2000,
maximum=2000,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_doppler_freq_sim_tuner_sizer, 3, 29, 1, 24)
self.direction_vector_probe = blocks.probe_signal_vi(max_num_of_targets)
_angle_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._angle_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_angle_tuner_sizer,
value=self.angle_tuner,
callback=self.set_angle_tuner,
label="Angle of Approach of the Target (Deg)",
converter=forms.float_converter(),
proportion=0,
)
self._angle_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_angle_tuner_sizer,
value=self.angle_tuner,
callback=self.set_angle_tuner,
minimum=0,
maximum=89,
num_steps=890,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_angle_tuner_sizer, 1, 8, 1, 21)
_RF_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._RF_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_RF_tuner_sizer,
value=self.RF_tuner,
callback=self.set_RF_tuner,
label="Radar Frequency (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._RF_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_RF_tuner_sizer,
value=self.RF_tuner,
callback=self.set_RF_tuner,
minimum=2.4e9,
maximum=2.5e9,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_RF_tuner_sizer, 1, 0, 1, 8)
self.wxgui_waterfallsink2_time_frequency = waterfallsink2.waterfall_sink_c(
self.notebook.GetPage(1).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate_sink,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=None,
title="Time/Frequency CW Doppler Radar Receiver",
win=window.blackmanharris,
)
self.notebook.GetPage(1).Add(self.wxgui_waterfallsink2_time_frequency.win)
self.wxgui_fftsink2_full_spectrum = fftsink2.fft_sink_c(
self.notebook.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=4096,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT CW Doppler Radar Receiver Full Spectrum",
peak_hold=False,
win=window.blackmanharris,
)
self.notebook.GetPage(2).Add(self.wxgui_fftsink2_full_spectrum.win)
self.wxgui_fftsink2 = fftsink2.fft_sink_c(
self.notebook.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate_sink,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT CW Doppler Radar Receiver ",
peak_hold=False,
win=window.blackmanharris,
)
self.notebook.GetPage(0).Add(self.wxgui_fftsink2.win)
self.vector_to_stream_positive = blocks.vector_to_stream(gr.sizeof_float*1, fft_len)
self.vector_to_stream_negative = blocks.vector_to_stream(gr.sizeof_float*1, fft_len)
self.tx_signal = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, 0, 1, 0)
self.throtle_block = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
def _target_speed_vector_probe():
while True:
val = self.speed_vector_probe.level()
try:
self.set_target_speed_vector(val)
except AttributeError:
pass
time.sleep(1.0 / (speed_samp_rate))
_target_speed_vector_thread = threading.Thread(target=_target_speed_vector_probe)
_target_speed_vector_thread.daemon = True
_target_speed_vector_thread.start()
def _target_direction_vector_probe():
while True:
val = self.direction_vector_probe.level()
try:
self.set_target_direction_vector(val)
except AttributeError:
pass
time.sleep(1.0 / (speed_samp_rate))
_target_direction_vector_thread = threading.Thread(target=_target_direction_vector_probe)
_target_direction_vector_thread.daemon = True
_target_direction_vector_thread.start()
self.stream_to_vector_positive = blocks.stream_to_vector(gr.sizeof_float*1, fft_len/2)
self.stream_to_vector_negative = blocks.stream_to_vector(gr.sizeof_float*1, fft_len/2)
self.stream_to_vector_for_fft = blocks.stream_to_vector(gr.sizeof_gr_complex*1, fft_len)
self._speed_textbox_text_box = forms.text_box(
parent=self.GetWin(),
value=self.speed_textbox,
callback=self.set_speed_textbox,
label="Targets Speed (Kph)",
converter=forms.str_converter(),
)
self.GridAdd(self._speed_textbox_text_box, 4, 0, 1, 53)
self.rx_signal_2 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, doppler_freq_sim_tuner+15, tx_amp_tuner-5e-3, 0)
self.rx_signal_1 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, doppler_freq_sim_tuner-1300, tx_amp+10e-3, 0)
self.rx_signal_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, doppler_freq_sim_tuner, tx_amp_tuner, 0)
_rx_gain_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._rx_gain_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_rx_gain_tuner_sizer,
value=self.rx_gain_tuner,
callback=self.set_rx_gain_tuner,
label="USRP RX Gain (dB)",
converter=forms.float_converter(),
proportion=0,
)
self._rx_gain_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_rx_gain_tuner_sizer,
value=self.rx_gain_tuner,
callback=self.set_rx_gain_tuner,
minimum=0,
maximum=70,
num_steps=70,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_rx_gain_tuner_sizer, 0, 0, 1, 8)
self.rational_resampler = filter.rational_resampler_ccc(
interpolation=1,
decimation=int(samp_rate/samp_rate_sink),
taps=None,
fractional_bw=None,
)
self._num_targets_textbox_text_box = forms.text_box(
parent=self.GetWin(),
value=self.num_targets_textbox,
callback=self.set_num_targets_textbox,
label="Number of Targets Detected",
converter=forms.int_converter(),
)
self.GridAdd(self._num_targets_textbox_text_box, 3, 0, 1, 4)
self.num_targets_probe = blocks.probe_signal_i()
def _num_targets_probe():
while True:
val = self.num_targets_probe.level()
try:
self.set_num_targets(val)
except AttributeError:
pass
time.sleep(1.0 / (speed_samp_rate))
_num_targets_thread = threading.Thread(target=_num_targets_probe)
_num_targets_thread.daemon = True
_num_targets_thread.start()
self.mixer = blocks.multiply_vcc(1)
self.keep_m_in_n_positive = blocks.keep_m_in_n(gr.sizeof_float, fft_len/2, fft_len, fft_len/2)
self.keep_m_in_n_negative = blocks.keep_m_in_n(gr.sizeof_float, fft_len/2, fft_len, 0)
self.fft_vxx_0 = fft.fft_vcc(fft_len, True, (window.blackmanharris(fft_len)), True, 1)
self._direction_textbox_text_box = forms.text_box(
parent=self.GetWin(),
value=self.direction_textbox,
callback=self.set_direction_textbox,
label="Targets Direction",
converter=forms.str_converter(),
)
self.GridAdd(self._direction_textbox_text_box, 5, 0, 1, 53)
self.cwradar_vector_flip_ff = cwradar.vector_flip_ff(fft_len/2)
self.cwradar_doppler_velocity_multiple_targets_ff = cwradar.doppler_velocity_multiple_targets_ff(fft_len/2, samp_rate, RF_tuner, threshold_dB_tuner, angle_tuner, lowpass_cutoff_freq_tuner, highpass_cutoff_freq_tuner, max_num_of_targets_tuner, doppler_signal_bw_tuner)
self.blocks_complex_to_mag = blocks.complex_to_mag(fft_len)
self.awgn_channel_simulator = analog.noise_source_c(analog.GR_GAUSSIAN, 1e-3, 0)
self.adder_2 = blocks.add_vcc(1)
self.adder_1 = blocks.add_vcc(1)
self.DC_filter_positive = blocks.multiply_const_vff(([0]*DC_filter_num_elements+[1]*((fft_len/2)-DC_filter_num_elements)))
self.DC_filter_negative = blocks.multiply_const_vff(([0]*DC_filter_num_elements+[1]*((fft_len/2)-DC_filter_num_elements)))
##################################################
# Connections
##################################################
self.connect((self.DC_filter_negative, 0), (self.cwradar_doppler_velocity_multiple_targets_ff, 0))
self.connect((self.DC_filter_positive, 0), (self.cwradar_doppler_velocity_multiple_targets_ff, 1))
self.connect((self.cwradar_doppler_velocity_multiple_targets_ff, 2), (self.num_targets_probe, 0))
self.connect((self.cwradar_doppler_velocity_multiple_targets_ff, 1), (self.direction_vector_probe, 0))
self.connect((self.cwradar_doppler_velocity_multiple_targets_ff, 0), (self.speed_vector_probe, 0))
self.connect((self.awgn_channel_simulator, 0), (self.adder_2, 0))
self.connect((self.tx_signal, 0), (self.adder_2, 1))
self.connect((self.adder_2, 0), (self.mixer, 0))
self.connect((self.awgn_channel_simulator, 0), (self.adder_1, 0))
self.connect((self.mixer, 0), (self.throtle_block, 0))
self.connect((self.mixer, 0), (self.stream_to_vector_for_fft, 0))
self.connect((self.throtle_block, 0), (self.wxgui_fftsink2_full_spectrum, 0))
self.connect((self.throtle_block, 0), (self.rational_resampler, 0))
self.connect((self.adder_1, 0), (self.mixer, 1))
self.connect((self.rational_resampler, 0), (self.wxgui_waterfallsink2_time_frequency, 0))
self.connect((self.stream_to_vector_for_fft, 0), (self.fft_vxx_0, 0))
self.connect((self.fft_vxx_0, 0), (self.blocks_complex_to_mag, 0))
self.connect((self.blocks_complex_to_mag, 0), (self.vector_to_stream_negative, 0))
self.connect((self.blocks_complex_to_mag, 0), (self.vector_to_stream_positive, 0))
self.connect((self.vector_to_stream_positive, 0), (self.keep_m_in_n_positive, 0))
self.connect((self.keep_m_in_n_negative, 0), (self.stream_to_vector_negative, 0))
self.connect((self.keep_m_in_n_positive, 0), (self.stream_to_vector_positive, 0))
self.connect((self.vector_to_stream_negative, 0), (self.keep_m_in_n_negative, 0))
self.connect((self.stream_to_vector_positive, 0), (self.DC_filter_positive, 0))
self.connect((self.stream_to_vector_negative, 0), (self.cwradar_vector_flip_ff, 0))
self.connect((self.cwradar_vector_flip_ff, 0), (self.DC_filter_negative, 0))
self.connect((self.rx_signal_1, 0), (self.adder_1, 3))
self.connect((self.rx_signal_0, 0), (self.adder_1, 2))
self.connect((self.tx_signal, 0), (self.adder_1, 1))
self.connect((self.rx_signal_2, 0), (self.adder_1, 4))
self.connect((self.rational_resampler, 0), (self.wxgui_fftsink2, 0))
def __init__(self, options):
grc_wxgui.top_block_gui.__init__(self, title="DSSDR")
self.initialized = False
self.stopped = False
self.options = copy.copy(options)
self._constellation = digital.constellation_bpsk()
self._excess_bw = options.excess_bw
self._phase_bw = options.phase_bw
self._freq_bw = options.freq_bw
self._timing_bw = options.timing_bw
self._if_freq = options.if_freq
self._timing_max_dev= 1.5
self._demod_class = digital.bpsk_demod # the demodulator_class we're using
self._chbw_factor = options.chbw_factor # channel filter bandwidth factor
self._samples_per_second = 2e6
self._nav_samples_per_second = 16e6
self._down_decim = 1
self._down_samples_per_second = self._scope_sample_rate = self._samples_per_second/self._down_decim
self._up_samples_per_second = 1e6
self._asm_threshold = 0
self._access_code = None
self._tm_packet_id = 4
self._timestamp_id = 5
self._down_bitrate = options.bitrate
self._up_bitrate = options.up_bitrate
self._up_samples_per_symbol = self._up_samples_per_second/self._up_bitrate
self._samples_per_symbol = self._samples_per_second/self._down_decim/self._down_bitrate
self._down_sub_freq = options.down_sub_freq
self._up_sub_freq = 25e3
self._tm_len = 8920
self._up_tm_len = 8920
self._coding_method = options.coding_method
self._up_coding_method = 'None'
self._up_subcarrier = 'Square'
self._rs_i = 1
self._ccsds_channel = 38
self._uhd_carrier_offset = 10e3
self._turn_div = 749
self._turn_mult = 880
self._modulation_index = 'pi/3'
self._up_modulation_index = 1.047
self._max_carrier_offset = 0.1
self._dssdr_mixer_freq = options.rf_freq
self._up_coding_rate = '1'
self._down_coding_rate = '1'
self._down_conv_en = "False"
self._down_randomizer_en = options.down_randomizer_en
self._down_manchester_en = options.down_manchester_en
self._up_conv_en = "False"
self._up_idle_sequence = "\\x55"
self._down_default_gain = 64
self._up_default_gain = 44
self._up_en = True
if self._access_code is None:
self._access_code = packet_utils.default_access_code
#Construct the lookup table for parameter-setting functions
self.param_setters = {
"DSSDR_CHANNEL": self.setChannel,
"DSSDR_LO_FREQ": self.setLOFreq,
"DSSDR_REF_FREQ": self.setRefFreq,
"DSSDR_TURN_MULT": self.setTurnMult,
"DSSDR_TURN_DIV": self.setTurnDiv,
"DSSDR_UP_GAIN": self.setUpGain,
"DSSDR_DOWN_GAIN": self.setDownGain,
"DSSDR_UP_BITRATE": self.setUpBitrate,
"DSSDR_DOWN_BITRATE": self.setDownBitrate,
"DSSDR_DOWN_SAMPLE_RATE": self.setSampRate,
"DSSDR_UP_SUB_FREQ": self.setUpSubFreq,
"DSSDR_DOWN_SUB_FREQ": self.setDownSubFreq,
"DSSDR_DOPPLER_REPORT": self.dopplerReport,
"DSSDR_PN_RANGE": self.rangePN,
"DSSDR_SEQUENTIAL_RANGE": self.rangeSequential,
"DSSDR_DOWN_CODING_METHOD": self.setDownCodingMethod,
"DSSDR_UP_CODING_METHOD": self.setUpCodingMethod,
"DSSDR_DOWN_TM_LEN": self.setTMLen,
"DSSDR_UP_TM_LEN": self.setUpTMLen,
"DSSDR_DOWN_MOD_IDX": self.setDownModulationIndex,
"DSSDR_UP_MOD_IDX": self.setUpModulationIndex,
"DSSDR_DOWN_CONV_EN": self.setDownConvEn,
"DSSDR_UP_CONV_EN": self.setUpConvEn,
"DSSDR_ASM_TOL": self.setASMThreshold,
"DSSDR_UP_SWEEP": self.freqSweep,
"DSSDR_UP_IDLE": self.setUpIdleSequence,
"DSSDR_UP_EN": self.setUpEn,
"DSSDR_SYNC_TIME": self.syncSDRTime,
"DSSDR_UP_SWEEP": self.freqSweep,
"DSSDR_DOWN_ACQUIRE": self.acquireCarrier,
"DSSDR_INPUT_SELECT": self.setPanelSelect,
"DSSDR_REF_SELECT": self.setRefSelect,
"DSSDR_PPS_SELECT": self.setPPSSelect
}
#TODO:Add status fields for things like DSSDR_REF_LOCK
self._dssdr_channels = {
3: [7149597994, 8400061729],
4: [7150753857, 8401419752],
5: [7151909723, 8402777779],
6: [7153065586, 8404135802],
7: [7154221449, 8405493825],
8: [7155377316, 8406851853],
9: [7156533179, 8408209877],
10: [7157689045, 8409567903],
11: [7158844908, 8410925927],
12: [7160000771, 8412283950],
13: [7161156637, 8413641977],
14: [7162312500, 8415000000],
15: [7163468363, 8416358023],
16: [7164624229, 8417716050],
17: [7165780092, 8419074073],
18: [7166935955, 8420432097],
19: [7168091821, 8421790123],
20: [7169247684, 8423148147],
21: [7170403551, 8424506175],
22: [7171559414, 8425864198],
23: [7172715277, 8427222221],
24: [7173871143, 8428580248],
25: [7175027006, 8429938271],
26: [7176182869, 8431296295],
27: [7177338735, 8432654321],
28: [7178494598, 8434012345],
29: [7179650464, 8435370372],
30: [7180806327, 8436728395],
31: [7181962190, 8438086418],
32: [7183118057, 8439444446],
33: [7184273920, 8440802469],
34: [7185429783, 8442160493],
35: [7186585649, 8443518520],
36: [7187741512, 8444876543],
37: [7188897378, 8446234570],
38: [7190000000, 8450000000],
}
#FLOWGRAPH STUFF
if options.test == True:
self.u = blks2.tcp_source(
itemsize=gr.sizeof_gr_complex*1,
addr="",
port=12905,
server=True
)
elif options.fromfile == True:
self.u2 = blocks.file_meta_source("iq_in.dat")
self.u = blocks.throttle(gr.sizeof_gr_complex*1, self._samples_per_second)
elif options.frombitlog == True:
self.u3 = blocks.file_source(gr.sizeof_char, "bitstream_recording.in", True)
self.u2 = blocks.uchar_to_float()
self.u1 = blocks.throttle(gr.sizeof_float*1, self._down_bitrate)
self.u = blocks.add_const_ff(-0.5)
else:
self.u = uhd.usrp_source(device_addr=options.args, stream_args=uhd.stream_args('fc32'))
self.u.set_clock_source("external")
self.u.set_time_source("external")
self.u.set_samp_rate(self._samples_per_second)
self.u.set_antenna("RX2")
self.u.set_gain(self._down_default_gain)
self.frontend = dfi.dssdrFrontendInterface(self.u)
if options.debug_pps == True:
self.debug_pps = blocks.tag_debug(gr.sizeof_gr_complex, "debug-pps", "rx_time")
if options.tofile == True:
self.u_tx = blocks.file_meta_sink(gr.sizeof_gr_complex, "iq_out.dat", self._up_samples_per_second)
elif options.tonull == True:
self.u_tx = blocks.null_sink(gr.sizeof_gr_complex)
else:
self.u_tx = uhd.usrp_sink(device_addr=options.args, stream_args=uhd.stream_args('fc32'))
self.u_tx.set_clock_source("external")
self.u_tx.set_time_source("external")
self.u_tx.set_samp_rate(self._up_samples_per_second)
self.u_tx.set_antenna("TX/RX")
self.u_tx.set_gain(self._up_default_gain)
#GUI STUFF
if options.graphics == True:
self.nb0 = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb0.AddPage(grc_wxgui.Panel(self.nb0), "RX")
self.nb0.AddPage(grc_wxgui.Panel(self.nb0), "TX")
self.nb0.AddPage(grc_wxgui.Panel(self.nb0), "Nav")
self.Add(self.nb0)
self.constellation_scope = scopesink2.scope_sink_c(
self.nb0.GetPage(0).GetWin(),
title="Scope Plot",
sample_rate=self._scope_sample_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=True,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.nb0.GetPage(0).Add(self.constellation_scope.win)
#self.constellation_scope.win.set_marker('plus')
self._scope_is_fft = False
self.time_scope = scopesink2.scope_sink_f(
self.nb0.GetPage(0).GetWin(),
title="Scope Plot",
sample_rate=self._scope_sample_rate,
v_scale=0,
v_offset=0,
t_scale=.005,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.nb0.GetPage(0).Add(self.time_scope.win)
self.nb0.GetPage(0).GetWin()._box.Hide(self.time_scope.win)
self.fft_scope = fftsink2.fft_sink_c(
self.nb0.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=self._scope_sample_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.nb0.GetPage(0).Add(self.fft_scope.win)
self.nb0.GetPage(0).GetWin()._box.Hide(self.fft_scope.win)
self.row1_sizer = wx.BoxSizer(wx.HORIZONTAL)
self.recording_onoff_chooser = forms.radio_buttons(
parent=self.nb0.GetPage(0).GetWin(),
value='Off',
callback=self.setRecording,
label="IQ Recording",
choices=['Off','On'],
labels=[],
style=wx.RA_HORIZONTAL,
)
self.front_panel_chooser = forms.radio_buttons(
parent=self.nb0.GetPage(0).GetWin(),
value='RF',
callback=self.setPanelSelect,
label="Input Select",
choices=['RF','IF'],
labels=[],
style=wx.RA_HORIZONTAL,
)
self.ref_chooser = forms.radio_buttons(
parent=self.nb0.GetPage(0).GetWin(),
value='Internal',
callback=self.setRefSelect,
label="Ref Select",
choices=['Internal','External'],
labels=[],
style=wx.RA_HORIZONTAL,
)
self.pps_chooser = forms.radio_buttons(
parent=self.nb0.GetPage(0).GetWin(),
value='Internal',
callback=self.setPPSSelect,
label="PPS Select",
choices=['Internal','External'],
labels=[],
style=wx.RA_HORIZONTAL,
)
self.sync_button = forms.button(
parent=self.nb0.GetPage(0).GetWin(),
value='Sync to PPS',
callback=self.syncSDRTime,
choices=['Sync to PPS'],
style=wx.RA_HORIZONTAL,
)
self.ref_locked_text = forms.static_text(
parent=self.nb0.GetPage(0).GetWin(),
value="",
callback=self.setRefLocked,
label="",
converter=forms.str_converter(),
)
self.row1_sizer.Add(self.recording_onoff_chooser, flag=wx.ALIGN_CENTER)
self.row1_sizer.Add(self.front_panel_chooser, flag=wx.ALIGN_CENTER)
self.row1_sizer.Add(self.ref_chooser, flag=wx.ALIGN_CENTER)
self.row1_sizer.Add(self.pps_chooser, flag=wx.ALIGN_CENTER)
self.row1_sizer.Add(self.sync_button, flag=wx.ALIGN_CENTER)
self.row1_sizer.Add(self.ref_locked_text, flag=wx.ALIGN_CENTER)
self.nb0.GetPage(0).Add(self.row1_sizer)
self.complex_scope_chooser = forms.radio_buttons(
parent=self.nb0.GetPage(0).GetWin(),
value='Constellation',
callback=self.setComplexScopeStyle,
label="Complex Scope",
choices=['Constellation','FFT'],
labels=[],
style=wx.RA_HORIZONTAL,
)
self.nb0.GetPage(0).Add(self.complex_scope_chooser)
self.scope_chooser = forms.radio_buttons(
parent=self.nb0.GetPage(0).GetWin(),
value='USRP',
callback=self.setScopePoint,
label="Scope Probe Point",
choices=['USRP','Carrier Tracking','Sub-Carrier Costas','Sub-Carrier Sync','Data Sync'],
labels=[],
style=wx.RA_HORIZONTAL,
)
self.nb0.GetPage(0).Add(self.scope_chooser)
self._bitrate_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._down_bitrate,
callback=self.setDownBitrate,
label="Symbol Rate",
converter=forms.float_converter(),
)
self.nb0.GetPage(0).Add(self._bitrate_text_box)
self._samprate_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._samples_per_second,
callback=self.setSampRate,
label="Sampling Rate",
converter=forms.float_converter(),
)
self.nb0.GetPage(0).Add(self._samprate_text_box)
self._subcfreq_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._down_sub_freq,
callback=self.setDownSubFreq,
label="Downlink Subcarrier Frequency",
converter=forms.float_converter(),
)
self.nb0.GetPage(0).Add(self._subcfreq_text_box)
self._mod_index_chooser = forms.radio_buttons(
parent=self.nb0.GetPage(0).GetWin(),
value=self._modulation_index,
callback=self.setDownModulationIndex,
label="Modulation Index",
choices=['pi/2', 'pi/3'],
labels=[],
style=wx.RA_HORIZONTAL,
)
self.nb0.GetPage(0).Add(self._mod_index_chooser)
self._pktlen_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._tm_len,
callback=self.setTMLen,
label="Downlink Packet Length (bits)",
converter=forms.float_converter(),
)
self.nb0.GetPage(0).Add(self._pktlen_text_box)
self._coding_chooser = forms.radio_buttons(
parent=self.nb0.GetPage(0).GetWin(),
value=self._coding_method,
callback=self.setDownCodingMethod,
label="Coding",
choices=['None', 'RS', 'Turbo 1/2', 'Turbo 1/3', 'Turbo 1/4', 'Turbo 1/6'],
labels=[],
style=wx.RA_HORIZONTAL,
)
self.nb0.GetPage(0).Add(self._coding_chooser)
self._down_conv_check_box = forms.check_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._down_conv_en,
callback=self.setDownConvEn,
label="Convolutional Decode",
true="True",
false="False",
)
self.nb0.GetPage(0).Add(self._down_conv_check_box)
self._down_randomizer_check_box = forms.check_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._down_randomizer_en,
callback=self.setDownRandomizerEn,
label="De-randomizer",
true=True,
false=False,
)
self.nb0.GetPage(0).Add(self._down_randomizer_check_box)
self._down_manchester_check_box = forms.check_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._down_manchester_en,
callback=self.setDownManchesterEn,
label="Manchester Decode",
true=True,
false=False,
)
self.nb0.GetPage(0).Add(self._down_manchester_check_box)
self._pktlen_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._asm_threshold,
callback=self.setASMThreshold,
label="ASM Error Tolerance (bits)",
converter=forms.float_converter(),
)
self.nb0.GetPage(0).Add(self._pktlen_text_box)
self._coding_chooser = forms.radio_buttons(
parent=self.nb0.GetPage(0).GetWin(),
value=self._rs_i,
callback=self.setRSI,
label="Reed-Solomon Interleaving Depth",
choices=[1,5],
labels=[],
style=wx.RA_HORIZONTAL,
)
self.nb0.GetPage(0).Add(self._coding_chooser)
self._ccsds_chan_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._ccsds_channel,
callback=self.setChannel,
label="CCSDS Channel",
converter=forms.int_converter(),
)
self.nb0.GetPage(0).Add(self._ccsds_chan_text_box)
self.setChannel(self._ccsds_channel)
if options.test == True or options.fromfile == True or options.frombitlog == True:
glow = 0.0
ghigh = 1.0
cur_g = 0.5
else:
g = self.u.get_gain_range()
cur_g = self._down_default_gain
# some configurations don't have gain control
if g.stop() <= g.start():
glow = 0.0
ghigh = 1.0
else:
glow = g.start()
ghigh = g.stop()
self._uhd_gain_slider = wx.BoxSizer(wx.HORIZONTAL)
form.slider_field(
parent=self.nb0.GetPage(0).GetWin(),
sizer=self._uhd_gain_slider,
label="USRP RX Gain",
weight=3,
min=int(glow),
max=int(ghigh),
value=cur_g,
callback=self.setDownGain
)
self.nb0.GetPage(0).Add(self._uhd_gain_slider)
#TX chain GUI components
if options.test == True or options.tofile == True or options.tonull == True:
gtxlow = 0.0
gtxhigh = 1.0
cur_gtx = 0.5
else:
gtx = self.u_tx.get_gain_range()
cur_gtx = self._up_default_gain
# some configurations don't have gain control
if gtx.stop() <= gtx.start():
gtxlow = 0.0
gtxhigh = 1.0
else:
gtxlow = gtx.start()
gtxhigh = gtx.stop()
self._up_en_chooser = forms.check_box(
parent=self.nb0.GetPage(1).GetWin(),
value='True',
callback=self.setUpEn,
label="TX Enable",
true='True',
false='False',
)
self.nb0.GetPage(1).Add(self._up_en_chooser)
self._uhd_tx_gain_slider = wx.BoxSizer(wx.HORIZONTAL)
form.slider_field(
parent=self.nb0.GetPage(1).GetWin(),
sizer=self._uhd_tx_gain_slider,
label="USRP TX Gain",
weight=3,
min=int(gtxlow),
max=int(gtxhigh),
value=cur_gtx,
callback=self.setUpGain
)
self.nb0.GetPage(1).Add(self._uhd_tx_gain_slider)
self._subcfreq_up_text_box = forms.text_box(
parent=self.nb0.GetPage(1).GetWin(),
value=self._up_sub_freq,
callback=self.setUpSubFreq,
label="Uplink Subcarrier Frequency",
converter=forms.float_converter(),
)
self.nb0.GetPage(1).Add(self._subcfreq_up_text_box)
self._up_bitrate_text_box = forms.text_box(
parent=self.nb0.GetPage(1).GetWin(),
value=self._up_bitrate,
callback=self.setUpBitrate,
label="Uplink Bitrate",
converter=forms.float_converter(),
)
self.nb0.GetPage(1).Add(self._up_bitrate_text_box)
self._up_data_text_box = forms.text_box(
parent=self.nb0.GetPage(1).GetWin(),
value="1234ABCD",
callback=self.txData,
label="TX Data",
converter=forms.str_converter(),
)
self.nb0.GetPage(1).Add(self._up_data_text_box)
self._up_mod_index_chooser = forms.text_box(
parent=self.nb0.GetPage(1).GetWin(),
value=self._up_modulation_index,
callback=self.setUpModulationIndex,
label="Uplink Modulation Index",
converter=forms.float_converter(),
)
self.nb0.GetPage(1).Add(self._up_mod_index_chooser)
self._up_coding_chooser = forms.radio_buttons(
parent=self.nb0.GetPage(1).GetWin(),
value=self._up_coding_method,
callback=self.setUpCodingMethod,
label="Coding",
choices=['None', 'RS'],
labels=[],
style=wx.RA_HORIZONTAL,
)
self.nb0.GetPage(1).Add(self._up_coding_chooser)
self._subcarrier_chooser = forms.radio_buttons(
parent=self.nb0.GetPage(1).GetWin(),
value=self._up_subcarrier,
callback=self.setUpSubcarrier,
label="Subcarrier Type",
choices=['Square','Sine'],
labels=[],
style=wx.RA_HORIZONTAL,
)
self.nb0.GetPage(1).Add(self._subcarrier_chooser)
self._up_conv_check_box = forms.check_box(
parent=self.nb0.GetPage(1).GetWin(),
value=self._up_conv_en,
callback=self.setUpConvEn,
label="Convolutional Encode",
true="True",
false="False",
)
self.nb0.GetPage(1).Add(self._up_conv_check_box)
self._up_pktlen_text_box = forms.text_box(
parent=self.nb0.GetPage(1).GetWin(),
value=self._up_tm_len,
callback=self.setUpTMLen,
label="Uplink Packet Length (bits)",
converter=forms.float_converter(),
)
self.nb0.GetPage(1).Add(self._up_pktlen_text_box)
self._uhd_offset_text_box = forms.text_box(
parent=self.nb0.GetPage(1).GetWin(),
value=self._uhd_carrier_offset,
callback=self.setUHDCarrierOffset,
label="USRP Offset Frequency (Hz)",
converter=forms.float_converter(),
)
self.nb0.GetPage(1).Add(self._uhd_offset_text_box)
self._sweep_gen_text_box = forms.text_box(
parent=self.nb0.GetPage(1).GetWin(),
value="rf2_1",
callback=self.freqSweep,
label="Frequency Sweep Profile",
converter=forms.str_converter(),
)
self.nb0.GetPage(1).Add(self._sweep_gen_text_box)
self._idle_sequence_text_box = forms.text_box(
parent=self.nb0.GetPage(1).GetWin(),
value=self._up_idle_sequence,
callback=self.setUpIdleSequence,
label="Uplink Idle Sequence",
converter=forms.str_converter(),
)
self.nb0.GetPage(1).Add(self._idle_sequence_text_box)
self._pn_ranging_text_box = forms.text_box(
parent=self.nb0.GetPage(2).GetWin(),
value="",
callback=self.rangePN,
label="Queue PN Ranging",
converter=forms.str_converter(),
)
self.nb0.GetPage(2).Add(self._pn_ranging_text_box)
self._sequential_ranging_text_box = forms.text_box(
parent=self.nb0.GetPage(2).GetWin(),
value="",
callback=self.rangeSequential,
label="Queue Sequential Ranging",
converter=forms.str_converter(),
)
self.nb0.GetPage(2).Add(self._sequential_ranging_text_box)
self.row2_sizer = wx.BoxSizer(wx.HORIZONTAL)
self.freq_acq_button = forms.button(
parent=self.nb0.GetPage(2).GetWin(),
value='Acquire Carrier Offset',
callback=self.acquireCarrier,
choices=['Acquire Carrier Offset'],
style=wx.RA_HORIZONTAL,
)
self.carrier_offset_text = forms.static_text(
parent=self.nb0.GetPage(2).GetWin(),
value="",
label="",
converter=forms.str_converter(),
)
self.row2_sizer.Add(self.freq_acq_button, flag=wx.ALIGN_CENTER)
self.row2_sizer.Add(self.carrier_offset_text, flag=wx.ALIGN_CENTER)
self.nb0.GetPage(2).Add(self.row2_sizer)
self.file_sink = blocks.file_meta_sink(gr.sizeof_gr_complex, "iq_recording.dat", self._samples_per_second)
self.file_sink.close()
self.iq_recording_ctr = 0
# Selection logic to switch between recording and normal flowgraph routes
# NOTE: u_valve logic is implemented backwards in GNURadio....
#self.u_valve = blks2.valve(
# item_size=gr.sizeof_gr_complex,
# open=False
#)
# Temporary code used to verify coherent turnaround
self.turnaround_mixer = blocks.multiply_cc()
self.turnaround_mixer_source = analog.sig_source_c(self._down_samples_per_second, analog.GR_SIN_WAVE, -25e3, 1.0)
self.turnaround_iir = filter.single_pole_iir_filter_cc(0.0001)
self.turnaround_null = blocks.null_sink(gr.sizeof_float)
# PLL and associated carrier for tracking carrier frequency if residual carrier is used
self.carrier_tracking = sdrp.pll_freq_acq_cc(math.pi/2000, math.pi, -math.pi, int(options.acq_samples))
self.imag_to_float = blocks.complex_to_imag()
#Suppressed carrier requires costas after subcarrier mixer
self.subcarrier_costas = digital.costas_loop_cc(0.001, 2)
self.real_to_float = blocks.complex_to_real()
#Square wave subcarrier sync
self.subcarrier_sync = sdrp.square_sub_tracker_ff(0.001, 2*self._down_sub_freq/self._down_samples_per_second*1.0001, 2*self._down_sub_freq/self._down_samples_per_second*0.9999)
#Data sync
self.data_sync = sdrp.square_data_tracker_ff(0.001, self._down_bitrate/self._down_samples_per_second*1.001, self._down_bitrate/self._down_samples_per_second*0.999)
#Data framing
self.soft_correlator = sdrp.correlate_soft_access_tag_ff(conv_packed_binary_string_to_1_0_string('\x1A\xCF\xFC\x1D'), self._asm_threshold, "asm_corr")
self.conv_decoder = sdrp.ccsds_tm_conv_decoder("asm_corr")
self.de_randomizer = sdrp.ccsds_tm_derandomizer("asm_corr")
self.tm_framer = sdrp.ccsds_tm_framer(self._tm_packet_id, self._timestamp_id, "asm_corr", "rx_time", self._down_bitrate)
self.tm_framer.setFrameLength(self._tm_len)
self._current_scope_block = None
self._current_scoped_block = self.u
self._current_scoped_block_port = 0
self._recording = 'Off'
#TX path in flowgraph
self.pkt_gen_msgq = gr.msg_queue(10)
self.pkt_gen = sdrp.ccsds_tm_tx(self._tm_packet_id, self._timestamp_id, 1.0, 16, self.pkt_gen_msgq)
self.conj = blocks.conjugate_cc()
#Sweep generator for transponder lock
self.sweep_gen = sdrp.sweep_generator_cc(self._up_samples_per_second)
# DSSDR subcarrier mixer (either 25 kHz or 0 kHz depending on baud rate)
self.up_subcarrier_mixer = blocks.multiply_ff()
self.subcarrier_mixer_source_tx = analog.sig_source_f(self._up_samples_per_second, analog.GR_SQR_WAVE, 25e3, 2.0, -1.0)
self.phase_mod_tx = analog.phase_modulator_fc(self._up_modulation_index)
self.tx_attenuator = blocks.multiply_const_cc((0.1+0.0j))
#Add in bit recorder if needed
if self.options.bitlog:
self.bit_slicer = digital.binary_slicer_fb()
self.bit_recorder = blocks.file_sink(1, "bitstream_recording.out")
self.setDownCodingMethod(self._coding_method)
self.setUpCodingMethod("None")
self.setUpSubcarrier(self._up_subcarrier)
self.setDownBitrate(self._down_bitrate)
self.setUpBitrate(self._up_bitrate)
self.setDownModulationIndex(self._modulation_index)
self.setUpModulationIndex(self._up_modulation_index)
self.setDownConvEn(self._down_conv_en)
self.setUpConvEn(self._up_conv_en)
self.setUpIdleSequence(self._up_idle_sequence)
self.setDownRandomizerEn(self._down_randomizer_en)
self.setDownManchesterEn(self._down_manchester_en)
#Connection to outside world
self.socket_pdu = blocks.socket_pdu("TCP_SERVER", "127.0.0.1", "12902", 10000)
self.sdrp_interpreter = sdrp.sdrp_packet_interpreter()
self.msg_connect(self.tm_framer, "tm_frame_out", self.sdrp_interpreter, "sdrp_pdu_in")
self.msg_connect(self.sdrp_interpreter, "socket_pdu_out", self.socket_pdu, "pdus")
self.msg_connect(self.socket_pdu, "pdus", self.sdrp_interpreter, "socket_pdu_in")
self.msg_connect(self.sdrp_interpreter,"sdrp_pdu_out", self.pkt_gen, "ccsds_tx_msg_in")
if options.test == False and options.fromfile == False and options.frombitlog == False:
_threading.Thread(target=self.watchRef).start()
self.initialized = True
print "DS-SDR Initialized"
def __init__(self, devid="type=b100", rdsfile="rds_fifo", gain=35.0, freq=101.1e6, xmlport=13777, arate=int(48e3), mute=-15.0, ftune=0, ant="J1", subdev="A:0", ahw="pulse", deemph=75.0e-6, prenames='["UWRF","89.3","950","WEVR"]', prefreqs="[88.715e6,89.3e6,950.735e6,106.317e6]", volume=1.0):
grc_wxgui.top_block_gui.__init__(self, title="Simple FM (Stereo) Receiver")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.devid = devid
self.rdsfile = rdsfile
self.gain = gain
self.freq = freq
self.xmlport = xmlport
self.arate = arate
self.mute = mute
self.ftune = ftune
self.ant = ant
self.subdev = subdev
self.ahw = ahw
self.deemph = deemph
self.prenames = prenames
self.prefreqs = prefreqs
self.volume = volume
##################################################
# Variables
##################################################
self.pthresh = pthresh = 350
self.preselect = preselect = eval(prefreqs)[0]
self.pilot_level = pilot_level = 0
self.ifreq = ifreq = freq
self.stpilotdet = stpilotdet = True if (pilot_level > pthresh) else False
self.stereo = stereo = True
self.rf_pwr_lvl = rf_pwr_lvl = 0
self.cur_freq = cur_freq = simple_fm_helper.freq_select(ifreq,preselect)
self.vol = vol = volume
self.variable_static_text_0 = variable_static_text_0 = 10.0*math.log(rf_pwr_lvl+1.0e-11)/math.log(10)
self.tone_med = tone_med = 5
self.tone_low = tone_low = 5
self.tone_high = tone_high = 5
self.stereo_0 = stereo_0 = stpilotdet
self.st_enabled = st_enabled = 1 if (stereo == True and pilot_level > pthresh) else 0
self.squelch_probe = squelch_probe = 0
self.sq_thresh = sq_thresh = mute
self.samp_rate = samp_rate = 250e3
self.rtext_0 = rtext_0 = cur_freq
self.record = record = False
self.rdsrate = rdsrate = 25e3
self.osmo_taps = osmo_taps = firdes.low_pass(1.0,1.00e6,95e3,20e3,firdes.WIN_HAMMING,6.76)
self.mod_reset = mod_reset = 0
self.igain = igain = gain
self.fine = fine = ftune
self.farate = farate = arate
self.dm = dm = deemph
self.discrim_dc = discrim_dc = 0
self.capture_file = capture_file = "capture.wav"
self.asrate = asrate = 125e3
##################################################
# Blocks
##################################################
_sq_thresh_sizer = wx.BoxSizer(wx.VERTICAL)
self._sq_thresh_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_sq_thresh_sizer,
value=self.sq_thresh,
callback=self.set_sq_thresh,
label="Mute Level",
converter=forms.float_converter(),
proportion=0,
)
self._sq_thresh_slider = forms.slider(
parent=self.GetWin(),
sizer=_sq_thresh_sizer,
value=self.sq_thresh,
callback=self.set_sq_thresh,
minimum=-30.0,
maximum=-5.0,
num_steps=40,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_sq_thresh_sizer, 1, 5, 1, 1)
self.input_power = gr.probe_avg_mag_sqrd_c(sq_thresh, 1.0/(samp_rate/10))
self.dc_level = gr.probe_signal_f()
_vol_sizer = wx.BoxSizer(wx.VERTICAL)
self._vol_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_vol_sizer,
value=self.vol,
callback=self.set_vol,
label="Volume",
converter=forms.float_converter(),
proportion=0,
)
self._vol_slider = forms.slider(
parent=self.GetWin(),
sizer=_vol_sizer,
value=self.vol,
callback=self.set_vol,
minimum=0,
maximum=11,
num_steps=110,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_vol_sizer, 0, 3, 1, 1)
_tone_med_sizer = wx.BoxSizer(wx.VERTICAL)
self._tone_med_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_tone_med_sizer,
value=self.tone_med,
callback=self.set_tone_med,
label="1Khz-4Khz",
converter=forms.float_converter(),
proportion=0,
)
self._tone_med_slider = forms.slider(
parent=self.GetWin(),
sizer=_tone_med_sizer,
value=self.tone_med,
callback=self.set_tone_med,
minimum=0,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_tone_med_sizer, 1, 3, 1, 1)
_tone_low_sizer = wx.BoxSizer(wx.VERTICAL)
self._tone_low_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_tone_low_sizer,
value=self.tone_low,
callback=self.set_tone_low,
label="0-1Khz",
converter=forms.float_converter(),
proportion=0,
)
self._tone_low_slider = forms.slider(
parent=self.GetWin(),
sizer=_tone_low_sizer,
value=self.tone_low,
callback=self.set_tone_low,
minimum=0,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_tone_low_sizer, 1, 2, 1, 1)
_tone_high_sizer = wx.BoxSizer(wx.VERTICAL)
self._tone_high_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_tone_high_sizer,
value=self.tone_high,
callback=self.set_tone_high,
label="4Khz-15Khz",
converter=forms.float_converter(),
proportion=0,
)
self._tone_high_slider = forms.slider(
parent=self.GetWin(),
sizer=_tone_high_sizer,
value=self.tone_high,
callback=self.set_tone_high,
minimum=0,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_tone_high_sizer, 1, 4, 1, 1)
def _squelch_probe_probe():
while True:
val = self.input_power.unmuted()
try: self.set_squelch_probe(val)
except AttributeError, e: pass
time.sleep(1.0/(10))
_squelch_probe_thread = threading.Thread(target=_squelch_probe_probe)
_squelch_probe_thread.daemon = True
_squelch_probe_thread.start()
self._record_check_box = forms.check_box(
parent=self.GetWin(),
value=self.record,
callback=self.set_record,
label="Record Audio",
true=True,
false=False,
)
self.GridAdd(self._record_check_box, 2, 2, 1, 1)
self.pilot_probe = gr.probe_signal_f()
_fine_sizer = wx.BoxSizer(wx.VERTICAL)
self._fine_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_fine_sizer,
value=self.fine,
callback=self.set_fine,
label="Fine Tuning",
converter=forms.float_converter(),
proportion=0,
)
self._fine_slider = forms.slider(
parent=self.GetWin(),
sizer=_fine_sizer,
value=self.fine,
callback=self.set_fine,
minimum=-50.0e3,
maximum=50.e03,
num_steps=400,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_fine_sizer, 1, 0, 1, 1)
def _discrim_dc_probe():
while True:
val = self.dc_level.level()
try: self.set_discrim_dc(val)
except AttributeError, e: pass
time.sleep(1.0/(2.5))
_discrim_dc_thread = threading.Thread(target=_discrim_dc_probe)
_discrim_dc_thread.daemon = True
_discrim_dc_thread.start()
self._capture_file_text_box = forms.text_box(
parent=self.GetWin(),
value=self.capture_file,
callback=self.set_capture_file,
label="Record Filename",
converter=forms.str_converter(),
)
self.GridAdd(self._capture_file_text_box, 2, 0, 1, 2)
self.Main = self.Main = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.Main.AddPage(grc_wxgui.Panel(self.Main), "L/R")
self.Main.AddPage(grc_wxgui.Panel(self.Main), "FM Demod Spectrum")
self.Add(self.Main)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
)
self.Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.Main.GetPage(0).GetWin(),
title="Audio Channels (L and R)",
sample_rate=farate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=2,
trig_mode=gr.gr_TRIG_MODE_AUTO,
y_axis_label="Rel. Audio Level",
)
self.Main.GetPage(0).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.Main.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=asrate,
fft_size=1024,
fft_rate=6,
average=True,
avg_alpha=0.1,
title="FM Demod Spectrum",
peak_hold=False,
)
self.Main.GetPage(1).Add(self.wxgui_fftsink2_0.win)
self._variable_static_text_0_static_text = forms.static_text(
parent=self.GetWin(),
value=self.variable_static_text_0,
callback=self.set_variable_static_text_0,
label="RF Power ",
converter=forms.float_converter(formatter=lambda x: "%4.1f" % x),
)
self.GridAdd(self._variable_static_text_0_static_text, 0, 2, 1, 1)
self._stereo_0_check_box = forms.check_box(
parent=self.GetWin(),
value=self.stereo_0,
callback=self.set_stereo_0,
label="Stereo Detect",
true=True,
false=False,
)
self.GridAdd(self._stereo_0_check_box, 2, 5, 1, 1)
self._stereo_check_box = forms.check_box(
parent=self.GetWin(),
value=self.stereo,
callback=self.set_stereo,
label="Stereo",
true=True,
false=False,
)
self.GridAdd(self._stereo_check_box, 2, 4, 1, 1)
self.rtl2832_source_0 = baz.rtl_source_c(defer_creation=True)
self.rtl2832_source_0.set_verbose(True)
self.rtl2832_source_0.set_vid(0x0)
self.rtl2832_source_0.set_pid(0x0)
self.rtl2832_source_0.set_tuner_name("")
self.rtl2832_source_0.set_default_timeout(0)
self.rtl2832_source_0.set_use_buffer(True)
self.rtl2832_source_0.set_fir_coefficients(([]))
if self.rtl2832_source_0.create() == False: raise Exception("Failed to create RTL2832 Source: rtl2832_source_0")
self.rtl2832_source_0.set_sample_rate(1.0e6)
self.rtl2832_source_0.set_frequency(cur_freq+200e3)
self.rtl2832_source_0.set_auto_gain_mode(False)
self.rtl2832_source_0.set_relative_gain(True)
self.rtl2832_source_0.set_gain(gain)
self._rtext_0_static_text = forms.static_text(
parent=self.GetWin(),
value=self.rtext_0,
callback=self.set_rtext_0,
label="CURRENT FREQUENCY>>",
converter=forms.float_converter(),
)
self.GridAdd(self._rtext_0_static_text, 0, 1, 1, 1)
def _rf_pwr_lvl_probe():
while True:
val = self.input_power.level()
try: self.set_rf_pwr_lvl(val)
except AttributeError, e: pass
time.sleep(1.0/(2))
_rf_pwr_lvl_thread = threading.Thread(target=_rf_pwr_lvl_probe)
_rf_pwr_lvl_thread.daemon = True
_rf_pwr_lvl_thread.start()
self._preselect_chooser = forms.radio_buttons(
parent=self.GetWin(),
value=self.preselect,
callback=self.set_preselect,
label='preselect',
choices=eval(prefreqs),
labels=eval(prenames),
style=wx.RA_HORIZONTAL,
)
self.GridAdd(self._preselect_chooser, 0, 4, 1, 1)
def _pilot_level_probe():
while True:
val = self.pilot_probe.level()
try: self.set_pilot_level(val)
except AttributeError, e: pass
time.sleep(1.0/(5))
_pilot_level_thread = threading.Thread(target=_pilot_level_probe)
_pilot_level_thread.daemon = True
_pilot_level_thread.start()
self.low_pass_filter_3 = gr.fir_filter_fff(1, firdes.low_pass(
3, asrate/500, 10, 3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_2 = gr.fir_filter_fff(10, firdes.low_pass(
3, asrate/50, 100, 30, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_1 = gr.fir_filter_fff(10, firdes.low_pass(
3, asrate/5, 1e3, 200, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0 = gr.fir_filter_fff(5, firdes.low_pass(
3, asrate, 10e3, 2e3, firdes.WIN_HAMMING, 6.76))
_igain_sizer = wx.BoxSizer(wx.VERTICAL)
self._igain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_igain_sizer,
value=self.igain,
callback=self.set_igain,
label="RF Gain",
converter=forms.float_converter(),
proportion=0,
)
self._igain_slider = forms.slider(
parent=self.GetWin(),
sizer=_igain_sizer,
value=self.igain,
callback=self.set_igain,
minimum=0,
maximum=50,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_igain_sizer, 1, 1, 1, 1)
_ifreq_sizer = wx.BoxSizer(wx.VERTICAL)
self._ifreq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_ifreq_sizer,
value=self.ifreq,
callback=self.set_ifreq,
label="Center Frequency",
converter=forms.float_converter(),
proportion=0,
)
self._ifreq_slider = forms.slider(
parent=self.GetWin(),
sizer=_ifreq_sizer,
value=self.ifreq,
callback=self.set_ifreq,
minimum=88.1e6,
maximum=108.1e6,
num_steps=200,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_ifreq_sizer, 0, 0, 1, 1)
self.gr_wavfile_sink_0 = gr.wavfile_sink("/dev/null" if record == False else capture_file, 2, int(farate), 16)
self.gr_sub_xx_0 = gr.sub_ff(1)
self.gr_single_pole_iir_filter_xx_1 = gr.single_pole_iir_filter_ff(2.5/(asrate/500), 1)
self.gr_single_pole_iir_filter_xx_0 = gr.single_pole_iir_filter_ff(1.0/(asrate/3), 1)
self.gr_multiply_xx_1 = gr.multiply_vff(1)
self.gr_multiply_xx_0_0 = gr.multiply_vff(1)
self.gr_multiply_xx_0 = gr.multiply_vff(1)
self.gr_multiply_const_vxx_3 = gr.multiply_const_vff((3.16e3 if st_enabled else 0, ))
self.gr_multiply_const_vxx_2 = gr.multiply_const_vff((1.0 if st_enabled else 1.414, ))
self.gr_multiply_const_vxx_1_0 = gr.multiply_const_vff((0 if st_enabled else 1, ))
self.gr_multiply_const_vxx_1 = gr.multiply_const_vff((0 if squelch_probe == 0 else 1.0, ))
self.gr_multiply_const_vxx_0_0 = gr.multiply_const_vff((vol*1.5*10.0, ))
self.gr_multiply_const_vxx_0 = gr.multiply_const_vff((vol*1.5*10.0 if st_enabled else 0, ))
self.gr_keep_one_in_n_0 = gr.keep_one_in_n(gr.sizeof_float*1, int(asrate/3))
self.gr_freq_xlating_fir_filter_xxx_0 = gr.freq_xlating_fir_filter_ccc(4, (osmo_taps), 200e3+fine+(-12e3*discrim_dc), 1.0e6)
self.gr_fractional_interpolator_xx_0_0 = gr.fractional_interpolator_ff(0, asrate/farate)
self.gr_fractional_interpolator_xx_0 = gr.fractional_interpolator_ff(0, asrate/farate)
self.gr_fft_filter_xxx_1_0_0 = gr.fft_filter_fff(1, (firdes.band_pass(tone_high/10.0,asrate,3.5e3,15.0e3,5.0e3,firdes.WIN_HAMMING)), 1)
self.gr_fft_filter_xxx_1_0 = gr.fft_filter_fff(1, (firdes.band_pass(tone_med/10.0,asrate,1.0e3,4.0e3,2.0e3,firdes.WIN_HAMMING)), 1)
self.gr_fft_filter_xxx_1 = gr.fft_filter_fff(1, (firdes.low_pass(tone_low/10.0,asrate,1.2e3,500,firdes.WIN_HAMMING)), 1)
self.gr_fft_filter_xxx_0_0_0 = gr.fft_filter_fff(1, (firdes.band_pass(tone_high/10.0,asrate,3.5e3,13.5e3,3.5e3,firdes.WIN_HAMMING)), 1)
self.gr_fft_filter_xxx_0_0 = gr.fft_filter_fff(1, (firdes.band_pass(tone_med/10.0,asrate,1.0e3,4.0e3,2.0e3,firdes.WIN_HAMMING)), 1)
self.gr_fft_filter_xxx_0 = gr.fft_filter_fff(1, (firdes.low_pass(tone_low/10.0,asrate,1.2e3,500,firdes.WIN_HAMMING)), 1)
self.gr_divide_xx_0 = gr.divide_ff(1)
self.gr_agc_xx_1 = gr.agc_cc(1e-2, 0.35, 1.0, 5000)
self.gr_add_xx_2_0 = gr.add_vff(1)
self.gr_add_xx_2 = gr.add_vff(1)
self.gr_add_xx_1 = gr.add_vff(1)
self.gr_add_xx_0 = gr.add_vff(1)
self.gr_add_const_vxx_0 = gr.add_const_vff((1.0e-7, ))
self._dm_chooser = forms.radio_buttons(
parent=self.GetWin(),
value=self.dm,
callback=self.set_dm,
label="FM Deemphasis",
choices=[75.0e-6, 50.0e-6],
labels=["NA", "EU"],
style=wx.RA_HORIZONTAL,
)
self.GridAdd(self._dm_chooser, 0, 5, 1, 1)
self.blks2_wfm_rcv_0 = blks2.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=2,
)
self.blks2_fm_deemph_0_0 = blks2.fm_deemph(fs=farate, tau=deemph)
self.blks2_fm_deemph_0 = blks2.fm_deemph(fs=farate, tau=deemph)
self.band_pass_filter_2_0 = gr.fir_filter_fff(1, firdes.band_pass(
20, asrate, 17.5e3, 17.9e3, 250, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_2 = gr.fir_filter_fff(1, firdes.band_pass(
10, asrate, 18.8e3, 19.2e3, 350, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0 = gr.fir_filter_fff(1, firdes.band_pass(
1, asrate, 38e3-(15e3), 38e3+(15e3), 4.0e3, firdes.WIN_HAMMING, 6.76))
self.audio_sink_0 = audio.sink(int(farate), "" if ahw == "Default" else ahw, True)
##################################################
# Connections
##################################################
self.connect((self.gr_add_xx_1, 0), (self.gr_fractional_interpolator_xx_0, 0))
self.connect((self.gr_sub_xx_0, 0), (self.gr_fractional_interpolator_xx_0_0, 0))
self.connect((self.band_pass_filter_0_0, 0), (self.gr_multiply_xx_1, 0))
self.connect((self.gr_multiply_const_vxx_1_0, 0), (self.gr_add_xx_0, 0))
self.connect((self.band_pass_filter_2_0, 0), (self.gr_multiply_xx_0, 0))
self.connect((self.band_pass_filter_2_0, 0), (self.gr_multiply_xx_0, 1))
self.connect((self.gr_multiply_xx_0_0, 0), (self.gr_divide_xx_0, 0))
self.connect((self.gr_divide_xx_0, 0), (self.gr_single_pole_iir_filter_xx_0, 0))
self.connect((self.gr_multiply_xx_0, 0), (self.gr_add_const_vxx_0, 0))
self.connect((self.gr_add_const_vxx_0, 0), (self.gr_divide_xx_0, 1))
self.connect((self.gr_single_pole_iir_filter_xx_0, 0), (self.gr_keep_one_in_n_0, 0))
self.connect((self.gr_keep_one_in_n_0, 0), (self.pilot_probe, 0))
self.connect((self.band_pass_filter_2, 0), (self.gr_multiply_xx_1, 2))
self.connect((self.band_pass_filter_2, 0), (self.gr_multiply_xx_0_0, 0))
self.connect((self.gr_multiply_const_vxx_2, 0), (self.gr_add_xx_1, 0))
self.connect((self.gr_multiply_const_vxx_2, 0), (self.gr_sub_xx_0, 0))
self.connect((self.gr_multiply_const_vxx_3, 0), (self.gr_sub_xx_0, 1))
self.connect((self.gr_multiply_const_vxx_3, 0), (self.gr_add_xx_1, 1))
self.connect((self.gr_fractional_interpolator_xx_0, 0), (self.gr_multiply_const_vxx_0_0, 0))
self.connect((self.gr_fractional_interpolator_xx_0_0, 0), (self.gr_multiply_const_vxx_0, 0))
self.connect((self.band_pass_filter_2, 0), (self.gr_multiply_xx_1, 1))
self.connect((self.gr_multiply_xx_1, 0), (self.gr_fft_filter_xxx_0, 0))
self.connect((self.gr_fft_filter_xxx_1, 0), (self.gr_add_xx_2, 0))
self.connect((self.gr_fft_filter_xxx_1_0, 0), (self.gr_add_xx_2, 1))
self.connect((self.gr_fft_filter_xxx_1_0_0, 0), (self.gr_add_xx_2, 2))
self.connect((self.gr_add_xx_2, 0), (self.gr_multiply_const_vxx_2, 0))
self.connect((self.gr_add_xx_2_0, 0), (self.gr_multiply_const_vxx_3, 0))
self.connect((self.gr_fft_filter_xxx_0, 0), (self.gr_add_xx_2_0, 0))
self.connect((self.gr_fft_filter_xxx_0_0, 0), (self.gr_add_xx_2_0, 1))
self.connect((self.gr_multiply_xx_1, 0), (self.gr_fft_filter_xxx_0_0, 0))
self.connect((self.gr_fft_filter_xxx_0_0_0, 0), (self.gr_add_xx_2_0, 2))
self.connect((self.gr_multiply_xx_1, 0), (self.gr_fft_filter_xxx_0_0_0, 0))
self.connect((self.blks2_fm_deemph_0, 0), (self.gr_multiply_const_vxx_1_0, 0))
self.connect((self.blks2_fm_deemph_0, 0), (self.gr_wavfile_sink_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.gr_fft_filter_xxx_1, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.gr_fft_filter_xxx_1_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.gr_fft_filter_xxx_1_0_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.gr_multiply_const_vxx_0_0, 0), (self.blks2_fm_deemph_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.audio_sink_0, 1))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.blks2_fm_deemph_0_0, 0))
self.connect((self.blks2_fm_deemph_0_0, 0), (self.gr_add_xx_0, 1))
self.connect((self.band_pass_filter_2, 0), (self.gr_multiply_xx_0_0, 1))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.band_pass_filter_2, 0))
self.connect((self.blks2_fm_deemph_0, 0), (self.audio_sink_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.band_pass_filter_2_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.band_pass_filter_0_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.gr_wavfile_sink_0, 1))
self.connect((self.blks2_fm_deemph_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.wxgui_scopesink2_0, 1))
self.connect((self.blks2_wfm_rcv_0, 0), (self.gr_multiply_const_vxx_1, 0))
self.connect((self.gr_agc_xx_1, 0), (self.blks2_wfm_rcv_0, 0))
self.connect((self.gr_freq_xlating_fir_filter_xxx_0, 0), (self.gr_agc_xx_1, 0))
self.connect((self.gr_freq_xlating_fir_filter_xxx_0, 0), (self.input_power, 0))
self.connect((self.blks2_wfm_rcv_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.low_pass_filter_1, 0))
self.connect((self.low_pass_filter_1, 0), (self.low_pass_filter_2, 0))
self.connect((self.low_pass_filter_2, 0), (self.low_pass_filter_3, 0))
self.connect((self.gr_single_pole_iir_filter_xx_1, 0), (self.dc_level, 0))
self.connect((self.low_pass_filter_3, 0), (self.gr_single_pole_iir_filter_xx_1, 0))
self.connect((self.rtl2832_source_0, 0), (self.gr_freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.gr_freq_xlating_fir_filter_xxx_0, 0), (self.wxgui_waterfallsink2_0, 0))
def __init__(self, ppm=30, srate=2.4e6, fftsize=8192):
grc_wxgui.top_block_gui.__init__(self, title="Tp Modes")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.ppm = ppm
self.srate = srate
self.fftsize = fftsize
##################################################
# Variables
##################################################
self.prefix = prefix = "/home/superkuh/vsrt_"
self.recfile = recfile = prefix + datetime.now().strftime("%Y.%m.%d.%H.%M.%S") + ".log"
self.freq = freq = 1600e6
self.bp_width = bp_width = 30e3
self.bp_low = bp_low = 90e3
self.actual_lower_freq = actual_lower_freq = 10.7e9
self.IF_lower_freq = IF_lower_freq = 950e6
self.scope_rate = scope_rate = 2.0
self.record = record = False
self.realfreq_display = realfreq_display = actual_lower_freq + (freq - IF_lower_freq)
self.integ = integ = 1
self.capture_file = capture_file = recfile
self.bp_high = bp_high = bp_low+bp_width
##################################################
# Blocks
##################################################
self._record_check_box = forms.check_box(
parent=self.GetWin(),
value=self.record,
callback=self.set_record,
label="Record",
true=True,
false=False,
)
self.GridAdd(self._record_check_box, 0, 1, 1, 1)
_integ_sizer = wx.BoxSizer(wx.VERTICAL)
self._integ_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_integ_sizer,
value=self.integ,
callback=self.set_integ,
label="Integration Time (Sec)",
converter=forms.float_converter(),
proportion=0,
)
self._integ_slider = forms.slider(
parent=self.GetWin(),
sizer=_integ_sizer,
value=self.integ,
callback=self.set_integ,
minimum=1,
maximum=30,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_integ_sizer)
self._capture_file_text_box = forms.text_box(
parent=self.GetWin(),
value=self.capture_file,
callback=self.set_capture_file,
label=" ",
converter=forms.str_converter(),
)
self.GridAdd(self._capture_file_text_box, 0, 2, 1, 1)
_bp_low_sizer = wx.BoxSizer(wx.VERTICAL)
self._bp_low_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_bp_low_sizer,
value=self.bp_low,
callback=self.set_bp_low,
label="Bandpass Low End",
converter=forms.int_converter(),
proportion=0,
)
self._bp_low_slider = forms.slider(
parent=self.GetWin(),
sizer=_bp_low_sizer,
value=self.bp_low,
callback=self.set_bp_low,
minimum=80e3,
maximum=100e3,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.Add(_bp_low_sizer)
self.wxgui_scopesink2_0_0 = scopesink2.scope_sink_f(
self.GetWin(),
title="count of LNBF beat frequency bins",
sample_rate=scope_rate,
v_scale=0,
v_offset=0,
t_scale=450,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=gr.gr_TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.Add(self.wxgui_scopesink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=srate,
fft_size=2048,
fft_rate=15,
average=False,
avg_alpha=None,
title="Total Power FFT Spectrum",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.single_pole_iir_filter_xx_0 = filter.single_pole_iir_filter_ff(1.0/((srate/10)*integ), 1)
self.rtl2832_source_0 = baz.rtl_source_c(defer_creation=True, output_size=gr.sizeof_gr_complex)
self.rtl2832_source_0.set_verbose(True)
self.rtl2832_source_0.set_vid(0x0)
self.rtl2832_source_0.set_pid(0x0)
self.rtl2832_source_0.set_tuner_name("r820t")
self.rtl2832_source_0.set_default_timeout(0)
self.rtl2832_source_0.set_use_buffer(True)
self.rtl2832_source_0.set_fir_coefficients(([]))
self.rtl2832_source_0.set_read_length(0)
if self.rtl2832_source_0.create() == False: raise Exception("Failed to create RTL2832 Source: rtl2832_source_0")
self.rtl2832_source_0.set_sample_rate(scope_rate)
self.rtl2832_source_0.set_frequency(IF_lower_freq)
self.rtl2832_source_0.set_auto_gain_mode(True)
self.rtl2832_source_0.set_relative_gain(True)
self.rtl2832_source_0.set_gain(0)
self._realfreq_display_static_text = forms.static_text(
parent=self.GetWin(),
value=self.realfreq_display,
callback=self.set_realfreq_display,
label="Actual Frequency",
converter=forms.float_converter(),
)
self.GridAdd(self._realfreq_display_static_text, 0, 0, 1, 1)
self.low_pass_filter_0 = gr.fir_filter_fff(int(srate/24e4), firdes.low_pass(
1, srate, 200e3, 24e3, firdes.WIN_HAMMING, 6.76))
_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
label="Frequency",
converter=forms.float_converter(),
proportion=0,
)
self._freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
minimum=950e6,
maximum=2150e6,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_freq_sizer)
self._bp_width_text_box = forms.text_box(
parent=self.GetWin(),
value=self.bp_width,
callback=self.set_bp_width,
label="BP Width",
converter=forms.int_converter(),
)
self.GridAdd(self._bp_width_text_box, 0, 4, 1, 1)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(gr.sizeof_float*1, int(srate/20))
self.blocks_file_sink_1 = blocks.file_sink(gr.sizeof_float*1, "/dev/null" if record == False else capture_file)
self.blocks_file_sink_1.set_unbuffered(True)
self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(1)
self.band_pass_filter_0 = gr.fir_filter_fff(1, firdes.band_pass(
1, srate/5, bp_low, bp_high, 24e3, firdes.WIN_HAMMING, 6.76))
##################################################
# Connections
##################################################
self.connect((self.blocks_complex_to_mag_squared_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_complex_to_mag_squared_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.band_pass_filter_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.band_pass_filter_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.single_pole_iir_filter_xx_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.single_pole_iir_filter_xx_0, 0), (self.blocks_keep_one_in_n_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0), (self.wxgui_scopesink2_0_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0), (self.blocks_file_sink_1, 0))
self.connect((self.rtl2832_source_0, 0), (self.blocks_complex_to_mag_squared_0, 0))
def __init__(self, lo_offset_freq=1e6, threshold_dB=-70, RF=2.49e9, DC_filter_num_elements=4, speed_samp_rate=1, samp_rate=1e6, highpass_cutoff_freq=0, lowpass_cutoff_freq=1700, fft_len=pow(2,20), samp_rate_sink=8000, angle=0, tx_amp=1, rx_gain=30.5):
grc_wxgui.top_block_gui.__init__(self, title="CW Radar Single Target")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.lo_offset_freq = lo_offset_freq
self.threshold_dB = threshold_dB
self.RF = RF
self.DC_filter_num_elements = DC_filter_num_elements
self.speed_samp_rate = speed_samp_rate
self.samp_rate = samp_rate
self.highpass_cutoff_freq = highpass_cutoff_freq
self.lowpass_cutoff_freq = lowpass_cutoff_freq
self.fft_len = fft_len
self.samp_rate_sink = samp_rate_sink
self.angle = angle
self.tx_amp = tx_amp
self.rx_gain = rx_gain
##################################################
# Variables
##################################################
self.target_speed = target_speed = 0
self.target_direction = target_direction = 0
self.tx_amp_tuner = tx_amp_tuner = tx_amp
self.threshold_dB_tuner = threshold_dB_tuner = threshold_dB
self.speed_textbox = speed_textbox = target_speed
self.rx_gain_tuner = rx_gain_tuner = rx_gain
self.lowpass_cutoff_freq_tuner = lowpass_cutoff_freq_tuner = lowpass_cutoff_freq
self.highpass_cutoff_freq_tuner = highpass_cutoff_freq_tuner = highpass_cutoff_freq
self.direction_textbox = direction_textbox = target_direction
self.angle_tuner = angle_tuner = angle
self.RF_tuner = RF_tuner = RF
##################################################
# Blocks
##################################################
_tx_amp_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._tx_amp_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_tx_amp_tuner_sizer,
value=self.tx_amp_tuner,
callback=self.set_tx_amp_tuner,
label="TX Signal Amp",
converter=forms.float_converter(),
proportion=0,
)
self._tx_amp_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_tx_amp_tuner_sizer,
value=self.tx_amp_tuner,
callback=self.set_tx_amp_tuner,
minimum=0,
maximum=1,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_tx_amp_tuner_sizer, 0, 17, 1, 26)
_threshold_dB_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._threshold_dB_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_threshold_dB_tuner_sizer,
value=self.threshold_dB_tuner,
callback=self.set_threshold_dB_tuner,
label="Detected Target Threshold (dB)",
converter=forms.float_converter(),
proportion=0,
)
self._threshold_dB_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_threshold_dB_tuner_sizer,
value=self.threshold_dB_tuner,
callback=self.set_threshold_dB_tuner,
minimum=-90,
maximum=-30,
num_steps=60,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_threshold_dB_tuner_sizer, 2, 0, 1, 17)
self.speed_probe = blocks.probe_signal_f()
_rx_gain_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._rx_gain_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_rx_gain_tuner_sizer,
value=self.rx_gain_tuner,
callback=self.set_rx_gain_tuner,
label="USRP RX Gain (dB)",
converter=forms.float_converter(),
proportion=0,
)
self._rx_gain_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_rx_gain_tuner_sizer,
value=self.rx_gain_tuner,
callback=self.set_rx_gain_tuner,
minimum=0,
maximum=30.5 + 62,
num_steps=185,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_rx_gain_tuner_sizer, 0, 0, 1, 17)
self.notebook = self.notebook = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.notebook.AddPage(grc_wxgui.Panel(self.notebook), "FFT CW Doppler Radar Receiver")
self.notebook.AddPage(grc_wxgui.Panel(self.notebook), "Frequency/Time CW Doppler Radar Receiver")
self.notebook.AddPage(grc_wxgui.Panel(self.notebook), "FFT CW Doppler Radar Receiver Full Spectrum")
self.GridAdd(self.notebook, 5, 0, 13, 75)
_lowpass_cutoff_freq_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._lowpass_cutoff_freq_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_lowpass_cutoff_freq_tuner_sizer,
value=self.lowpass_cutoff_freq_tuner,
callback=self.set_lowpass_cutoff_freq_tuner,
label="Lowpass Cutoff Frequency (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._lowpass_cutoff_freq_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_lowpass_cutoff_freq_tuner_sizer,
value=self.lowpass_cutoff_freq_tuner,
callback=self.set_lowpass_cutoff_freq_tuner,
minimum=0,
maximum=3000,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_lowpass_cutoff_freq_tuner_sizer, 1, 43, 1, 32)
_highpass_cutoff_freq_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._highpass_cutoff_freq_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_highpass_cutoff_freq_tuner_sizer,
value=self.highpass_cutoff_freq_tuner,
callback=self.set_highpass_cutoff_freq_tuner,
label="High-Pass Cutoff Frequency (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._highpass_cutoff_freq_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_highpass_cutoff_freq_tuner_sizer,
value=self.highpass_cutoff_freq_tuner,
callback=self.set_highpass_cutoff_freq_tuner,
minimum=0,
maximum=1600,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_highpass_cutoff_freq_tuner_sizer, 0, 43, 1, 32)
self.direction_probe = blocks.probe_signal_i()
_angle_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._angle_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_angle_tuner_sizer,
value=self.angle_tuner,
callback=self.set_angle_tuner,
label="Angle of Approach of the Target (Deg)",
converter=forms.float_converter(),
proportion=0,
)
self._angle_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_angle_tuner_sizer,
value=self.angle_tuner,
callback=self.set_angle_tuner,
minimum=0,
maximum=89,
num_steps=890,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_angle_tuner_sizer, 1, 17, 1, 26)
_RF_tuner_sizer = wx.BoxSizer(wx.VERTICAL)
self._RF_tuner_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_RF_tuner_sizer,
value=self.RF_tuner,
callback=self.set_RF_tuner,
label="Radar Frequency (Hz)",
converter=forms.float_converter(),
proportion=0,
)
self._RF_tuner_slider = forms.slider(
parent=self.GetWin(),
sizer=_RF_tuner_sizer,
value=self.RF_tuner,
callback=self.set_RF_tuner,
minimum=2.4e9,
maximum=2.5e9,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_RF_tuner_sizer, 1, 0, 1, 17)
self.wxgui_waterfallsink = waterfallsink2.waterfall_sink_c(
self.notebook.GetPage(1).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate_sink,
fft_size=1024,
fft_rate=100,
average=False,
avg_alpha=None,
title="Time/Frequency CW Doppler Radar",
win=window.blackmanharris,
)
self.notebook.GetPage(1).Add(self.wxgui_waterfallsink.win)
self.wxgui_fftsink2_full_spectrum = fftsink2.fft_sink_c(
self.notebook.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=4096,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT CW Doppler Radar Receiver Full Spectrum",
peak_hold=False,
win=window.blackmanharris,
)
self.notebook.GetPage(2).Add(self.wxgui_fftsink2_full_spectrum.win)
self.wxgui_fftsink = fftsink2.fft_sink_c(
self.notebook.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate_sink,
fft_size=1024,
fft_rate=100,
average=False,
avg_alpha=None,
title="FFT CW Doppler Radar Receiver ",
peak_hold=False,
win=window.blackmanharris,
)
self.notebook.GetPage(0).Add(self.wxgui_fftsink.win)
self.usrp_transmitter = uhd.usrp_sink(
",".join(('addr=192.168.10.2', "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.usrp_transmitter.set_clock_source("internal", 0)
self.usrp_transmitter.set_samp_rate(samp_rate)
self.usrp_transmitter.set_center_freq(RF_tuner, 0)
self.usrp_transmitter.set_gain(0, 0)
self.usrp_transmitter.set_antenna('TX/RX', 0)
self.usrp_receiver = uhd.usrp_source(
",".join(('addr=192.168.10.3', "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.usrp_receiver.set_clock_source("mimo", 0)
self.usrp_receiver.set_time_source("mimo", 0)
self.usrp_receiver.set_samp_rate(samp_rate)
self.usrp_receiver.set_center_freq(uhd.tune_request(RF_tuner, lo_offset_freq), 0)
self.usrp_receiver.set_gain(rx_gain_tuner, 0)
self.usrp_receiver.set_antenna("J1", 0)
self.usrp_receiver.set_bandwidth(15e6, 0)
def _target_speed_probe():
while True:
val = self.speed_probe.level()
try:
self.set_target_speed(val)
except AttributeError:
pass
time.sleep(1.0 / (2))
_target_speed_thread = threading.Thread(target=_target_speed_probe)
_target_speed_thread.daemon = True
_target_speed_thread.start()
def _target_direction_probe():
while True:
val = self.direction_probe.level()
try:
self.set_target_direction(val)
except AttributeError:
pass
time.sleep(1.0 / (2))
_target_direction_thread = threading.Thread(target=_target_direction_probe)
_target_direction_thread.daemon = True
_target_direction_thread.start()
self._speed_textbox_text_box = forms.text_box(
parent=self.GetWin(),
value=self.speed_textbox,
callback=self.set_speed_textbox,
label="Target Speed (Kph)",
converter=forms.float_converter(),
)
self.GridAdd(self._speed_textbox_text_box, 3, 0, 1, 17)
self.rational_resampler = filter.rational_resampler_ccc(
interpolation=1,
decimation=int(samp_rate/samp_rate_sink),
taps=None,
fractional_bw=None,
)
self.fft_vxx_0 = fft.fft_vcc(fft_len, True, (window.blackmanharris(fft_len)), True, 1)
self._direction_textbox_text_box = forms.text_box(
parent=self.GetWin(),
value=self.direction_textbox,
callback=self.set_direction_textbox,
label="Target Direction",
converter=forms.str_converter(),
)
self.GridAdd(self._direction_textbox_text_box, 4, 0, 1, 17)
self.cwradar_vector_flip_ff = cwradar.vector_flip_ff(fft_len/2)
self.cwradar_doppler_velocity_single_target_ff_0 = cwradar.doppler_velocity_single_target_ff(fft_len/2, samp_rate, RF_tuner, threshold_dB_tuner, angle_tuner, lowpass_cutoff_freq_tuner, highpass_cutoff_freq_tuner)
self.complex_to_mag = blocks.complex_to_mag(fft_len)
self.blocks_vector_to_stream_0_0 = blocks.vector_to_stream(gr.sizeof_float*1, fft_len)
self.blocks_vector_to_stream_0 = blocks.vector_to_stream(gr.sizeof_float*1, fft_len)
self.blocks_stream_to_vector_1_0 = blocks.stream_to_vector(gr.sizeof_float*1, fft_len/2)
self.blocks_stream_to_vector_1 = blocks.stream_to_vector(gr.sizeof_float*1, fft_len/2)
self.blocks_stream_to_vector_0 = blocks.stream_to_vector(gr.sizeof_gr_complex*1, fft_len)
self.blocks_keep_m_in_n_0_0 = blocks.keep_m_in_n(gr.sizeof_float, fft_len/2, fft_len, fft_len/2)
self.blocks_keep_m_in_n_0 = blocks.keep_m_in_n(gr.sizeof_float, fft_len/2, fft_len, 0)
self.analog_sig_source_x_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, 0, tx_amp_tuner, 0)
self.DC_filter_0 = blocks.multiply_const_vff(([0]*DC_filter_num_elements+[1]*((fft_len/2)-DC_filter_num_elements)))
self.DC_filter = blocks.multiply_const_vff(([0]*DC_filter_num_elements+[1]*((fft_len/2)-DC_filter_num_elements)))
##################################################
# Connections
##################################################
self.connect((self.blocks_vector_to_stream_0_0, 0), (self.blocks_keep_m_in_n_0_0, 0))
self.connect((self.blocks_keep_m_in_n_0, 0), (self.blocks_stream_to_vector_1, 0))
self.connect((self.blocks_keep_m_in_n_0_0, 0), (self.blocks_stream_to_vector_1_0, 0))
self.connect((self.blocks_vector_to_stream_0, 0), (self.blocks_keep_m_in_n_0, 0))
self.connect((self.blocks_stream_to_vector_1_0, 0), (self.DC_filter_0, 0))
self.connect((self.blocks_stream_to_vector_1, 0), (self.cwradar_vector_flip_ff, 0))
self.connect((self.cwradar_vector_flip_ff, 0), (self.DC_filter, 0))
self.connect((self.rational_resampler, 0), (self.wxgui_waterfallsink, 0))
self.connect((self.rational_resampler, 0), (self.wxgui_fftsink, 0))
self.connect((self.fft_vxx_0, 0), (self.complex_to_mag, 0))
self.connect((self.blocks_stream_to_vector_0, 0), (self.fft_vxx_0, 0))
self.connect((self.complex_to_mag, 0), (self.blocks_vector_to_stream_0, 0))
self.connect((self.complex_to_mag, 0), (self.blocks_vector_to_stream_0_0, 0))
self.connect((self.DC_filter_0, 0), (self.cwradar_doppler_velocity_single_target_ff_0, 1))
self.connect((self.DC_filter, 0), (self.cwradar_doppler_velocity_single_target_ff_0, 0))
self.connect((self.cwradar_doppler_velocity_single_target_ff_0, 0), (self.speed_probe, 0))
self.connect((self.cwradar_doppler_velocity_single_target_ff_0, 1), (self.direction_probe, 0))
self.connect((self.usrp_receiver, 0), (self.wxgui_fftsink2_full_spectrum, 0))
self.connect((self.usrp_receiver, 0), (self.rational_resampler, 0))
self.connect((self.usrp_receiver, 0), (self.blocks_stream_to_vector_0, 0))
self.connect((self.analog_sig_source_x_0, 0), (self.usrp_transmitter, 0))
def __init__(self, gain=23, baseband_file=os.environ['HOME'] + '/GOES-LRIT_baseband.dat', decim=25, freq=137.50e6, satellite='SATxx'):
grc_wxgui.top_block_gui.__init__(self, title="USRP2 baseband sampler")
_icon_path = "/home/martin/.local/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.gain = gain
self.baseband_file = baseband_file
self.decim = decim
self.freq = freq
self.satellite = satellite
##################################################
# Variables
##################################################
self.decim_tb = decim_tb = decim
self.samp_rate = samp_rate = 100e6/decim_tb
self.satellite_text = satellite_text = satellite
self.samp_rate_st = samp_rate_st = samp_rate
self.gain_tb = gain_tb = gain
self.freq_tb = freq_tb = freq
self.decimtext = decimtext = '_d'+str(decim)
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S", localtime())
self.baseband_file_text_inf = baseband_file_text_inf = baseband_file
##################################################
# Blocks
##################################################
self.rx_ntb = self.rx_ntb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "USRP Receiver")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Output")
self.Add(self.rx_ntb)
self._gain_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.gain_tb,
callback=self.set_gain_tb,
label="RX gain [dB]",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._gain_tb_text_box, 1, 2, 1, 1)
self._freq_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.freq_tb,
callback=self.set_freq_tb,
label="Frequency",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
self._decim_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._decim_tb_text_box, 1, 3, 1, 1)
self.wxgui_fftsink1 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=5,
y_divs=10,
ref_level=60,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="USRP signal spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink1.win)
self.usrp2_source_xxxx2_0 = usrp2.source_16sc()
self.usrp2_source_xxxx2_0.set_decim(decim_tb)
self.usrp2_source_xxxx2_0.set_center_freq(freq_tb)
self.usrp2_source_xxxx2_0.set_gain(gain_tb)
self._satellite_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Sat ",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._satellite_text_static_text, 1, 0, 1, 1)
self._samp_rate_st_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.samp_rate_st,
callback=self.set_samp_rate_st,
label="Sample rate",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._samp_rate_st_static_text, 1, 4, 1, 1)
self.gr_vector_to_streams_0 = gr.vector_to_streams(gr.sizeof_short*1, 2)
self.gr_short_to_float_0_0 = gr.short_to_float()
self.gr_short_to_float_0 = gr.short_to_float()
self.gr_float_to_complex_0 = gr.float_to_complex(1)
self.gr_file_sink_0 = gr.file_sink(gr.sizeof_short*2, baseband_file)
self.gr_file_sink_0.set_unbuffered(False)
self._datetime_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Local time of aquisition start",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(self._datetime_text_static_text, 1, 0, 1, 1)
self._baseband_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.baseband_file_text_inf,
callback=self.set_baseband_file_text_inf,
label="Baseband filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(self._baseband_file_text_inf_static_text, 4, 0, 1, 1)
##################################################
# Connections
##################################################
self.connect((self.gr_vector_to_streams_0, 0), (self.gr_short_to_float_0, 0))
self.connect((self.gr_short_to_float_0_0, 0), (self.gr_float_to_complex_0, 1))
self.connect((self.gr_vector_to_streams_0, 1), (self.gr_short_to_float_0_0, 0))
self.connect((self.gr_short_to_float_0, 0), (self.gr_float_to_complex_0, 0))
self.connect((self.usrp2_source_xxxx2_0, 0), (self.gr_vector_to_streams_0, 0))
self.connect((self.gr_float_to_complex_0, 0), (self.wxgui_fftsink1, 0))
self.connect((self.usrp2_source_xxxx2_0, 0), (self.gr_file_sink_0, 0))
def __init__(self,
pll_alpha=0.005,
satellite='NOAA18',
decim=50,
gain=25,
clock_alpha=0.005,
freq=1707e6,
deframer_sync_check=True,
deframer_insync_frames=2,
deframer_outsync_frames=5,
symb_rate=600 * 1109,
baseband_file=os.environ['HOME'] + '/noaa_hrpt_baseband.dat',
frames_file=os.environ['HOME'] + '/noaa_hrpt_frames.hmf'):
grc_wxgui.top_block_gui.__init__(self,
title="USRP2 NOAA HRPT Receiver")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.pll_alpha = pll_alpha
self.satellite = satellite
self.decim = decim
self.gain = gain
self.clock_alpha = clock_alpha
self.freq = freq
self.deframer_sync_check = deframer_sync_check
self.deframer_insync_frames = deframer_insync_frames
self.deframer_outsync_frames = deframer_outsync_frames
self.symb_rate = symb_rate
self.baseband_file = baseband_file
self.frames_file = frames_file
##################################################
# Variables
##################################################
self.decim_tb = decim_tb = decim
self.symb_rate_tb = symb_rate_tb = symb_rate
self.samp_rate = samp_rate = 100e6 / decim_tb
self.sps = sps = samp_rate / symb_rate_tb
self.satellite_text = satellite_text = satellite
self.samp_rate_st = samp_rate_st = samp_rate
self.pll_alpha_sl = pll_alpha_sl = pll_alpha
self.max_clock_offset = max_clock_offset = 0.1
self.max_carrier_offset = max_carrier_offset = 2 * math.pi * 100e3 / samp_rate
self.hs = hs = int(sps / 2.0)
self.gain_tb = gain_tb = gain
self.freq_tb = freq_tb = freq
self.frames_file_text_inf = frames_file_text_inf = frames_file
self.deframer_sync_after_text = deframer_sync_after_text = deframer_insync_frames
self.deframer_nosync_after_text = deframer_nosync_after_text = deframer_outsync_frames
self.deframer_check_sync_text = deframer_check_sync_text = deframer_sync_check
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S",
localtime())
self.clock_alpha_sl = clock_alpha_sl = clock_alpha
self.baseband_file_text_inf = baseband_file_text_inf = baseband_file
##################################################
# Notebooks
##################################################
self.rx_ntb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "USRP Receiver")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb),
"PLL demodulator and Clock sync")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Deframer")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Output")
self.Add(self.rx_ntb)
##################################################
# Controls
##################################################
self._decim_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._decim_tb_text_box, 1, 3, 1, 1)
self._symb_rate_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.symb_rate_tb,
callback=self.set_symb_rate_tb,
label="Symbol rate",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(self._symb_rate_tb_text_box, 2, 1, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Sat ",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._satellite_text_static_text, 1, 0,
1, 1)
self._samp_rate_st_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.samp_rate_st,
callback=self.set_samp_rate_st,
label="Sample rate",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._samp_rate_st_static_text, 1, 4, 1,
1)
_pll_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_pll_alpha_sl_sizer, 1, 0, 1, 1)
self._gain_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.gain_tb,
callback=self.set_gain_tb,
label="RX gain [dB]",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._gain_tb_text_box, 1, 2, 1, 1)
self._freq_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.freq_tb,
callback=self.set_freq_tb,
label="Frequency",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
self._frames_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.frames_file_text_inf,
callback=self.set_frames_file_text_inf,
label="Frames filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._frames_file_text_inf_static_text,
3, 0, 1, 1)
self._deframer_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_sync_after_text,
callback=self.set_deframer_sync_after_text,
label="Deframe sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._deframer_sync_after_text_static_text, 3, 0, 1, 1)
self._deframer_nosync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_nosync_after_text,
callback=self.set_deframer_nosync_after_text,
label="Deframer out of sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._deframer_nosync_after_text_static_text, 4, 0, 1, 1)
self._deframer_check_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_check_sync_text,
callback=self.set_deframer_check_sync_text,
label="Deframer check sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._deframer_check_sync_text_static_text, 2, 0, 1, 1)
self._datetime_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Local time of aquisition start",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._datetime_text_static_text, 1, 0,
1, 1)
_clock_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_clock_alpha_sl_sizer, 1, 1, 1, 1)
self._baseband_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.baseband_file_text_inf,
callback=self.set_baseband_file_text_inf,
label="Baseband filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(
self._baseband_file_text_inf_static_text, 4, 0, 1, 1)
##################################################
# Blocks
##################################################
self.gr_agc_xx_0 = gr.agc_cc(10e-6, 1, 1.0 / 32767.0, 1.0)
self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(
sps / 2.0, clock_alpha**2 / 4.0, 0.5, clock_alpha,
max_clock_offset)
self.gr_file_sink_0_0 = gr.file_sink(gr.sizeof_short * 1, frames_file)
self.gr_file_sink_0_0.set_unbuffered(False)
self.gr_file_sink_0_1 = gr.file_sink(gr.sizeof_short * 2,
baseband_file)
self.gr_file_sink_0_1.set_unbuffered(False)
self.gr_float_to_complex_0 = gr.float_to_complex(1)
self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0 / hs, 4000)
self.gr_short_to_float_0 = gr.short_to_float()
self.gr_short_to_float_0_0 = gr.short_to_float()
self.gr_vector_to_streams_0 = gr.vector_to_streams(
gr.sizeof_short * 1, 2)
self.noaa_hrpt_decoder_0 = noaa.hrpt_decoder(True, False)
self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2 / 4.0,
max_carrier_offset)
self.poesweather_univ_hrpt_deframer_0 = poesweather.univ_hrpt_deframer(
deframer_sync_check, 11090, deframer_insync_frames,
deframer_outsync_frames)
self.usrp2_source_xxxx2_0 = usrp2.source_16sc()
self.usrp2_source_xxxx2_0.set_decim(decim_tb)
self.usrp2_source_xxxx2_0.set_center_freq(freq_tb)
self.usrp2_source_xxxx2_0.set_gain(gain_tb)
self.wxgui_fftsink1 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=5,
y_divs=10,
ref_level=65,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="Not filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink1.win)
##################################################
# Connections
##################################################
self.connect((self.gr_float_to_complex_0, 0), (self.wxgui_fftsink1, 0))
self.connect((self.poesweather_univ_hrpt_deframer_0, 0),
(self.noaa_hrpt_decoder_0, 0))
self.connect((self.gr_binary_slicer_fb_0, 0),
(self.poesweather_univ_hrpt_deframer_0, 0))
self.connect((self.poesweather_univ_hrpt_deframer_0, 0),
(self.gr_file_sink_0_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0),
(self.gr_binary_slicer_fb_0, 0))
self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
self.connect((self.gr_moving_average_xx_0, 0),
(self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.gr_agc_xx_0, 0), (self.pll, 0))
self.connect((self.gr_float_to_complex_0, 0), (self.gr_agc_xx_0, 0))
self.connect((self.gr_vector_to_streams_0, 0),
(self.gr_short_to_float_0, 0))
self.connect((self.gr_vector_to_streams_0, 1),
(self.gr_short_to_float_0_0, 0))
self.connect((self.usrp2_source_xxxx2_0, 0),
(self.gr_vector_to_streams_0, 0))
self.connect((self.usrp2_source_xxxx2_0, 0),
(self.gr_file_sink_0_1, 0))
self.connect((self.gr_short_to_float_0_0, 0),
(self.gr_float_to_complex_0, 1))
self.connect((self.gr_short_to_float_0, 0),
(self.gr_float_to_complex_0, 0))
def __init__(self, deframer_insync_frames=2, deframer_outsync_frames=5, deframer_sync_check=True, pll_alpha=0.005, baseband_file='/home/martin/GNURadioData/USRPSamples/AHRPT_MetOp-A_20100306_0758UTC_U2_d25.sam', satellite='MetOp', viterbi_sync_threshold=0.1, viterbi_outsync_frames=20, viterbi_insync_frames=5, frames_file=os.environ['HOME'] + '/MetOp-cadu_frames.cadu', clock_alpha=0.05, symb_rate=(3500e3/3+3500e3)/2, symb_rate_0=3*3500/4, viterbi_sync_check=True, decim=24):
grc_wxgui.top_block_gui.__init__(self, title="MetOp AHRPT Receiver from baseband file")
_icon_path = "/home/martin/.local/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.deframer_insync_frames = deframer_insync_frames
self.deframer_outsync_frames = deframer_outsync_frames
self.deframer_sync_check = deframer_sync_check
self.pll_alpha = pll_alpha
self.baseband_file = baseband_file
self.satellite = satellite
self.viterbi_sync_threshold = viterbi_sync_threshold
self.viterbi_outsync_frames = viterbi_outsync_frames
self.viterbi_insync_frames = viterbi_insync_frames
self.frames_file = frames_file
self.clock_alpha = clock_alpha
self.symb_rate = symb_rate
self.symb_rate_0 = symb_rate_0
self.viterbi_sync_check = viterbi_sync_check
self.decim = decim
##################################################
# Variables
##################################################
self.decim_tb = decim_tb = decim
self.symb_rate_tb = symb_rate_tb = symb_rate
self.samp_rate = samp_rate = 100e6/decim_tb
self.viterbi_sync_threshold_text = viterbi_sync_threshold_text = viterbi_sync_threshold
self.viterbi_sync_after_text = viterbi_sync_after_text = viterbi_insync_frames
self.viterbi_outofsync_after_text = viterbi_outofsync_after_text = viterbi_outsync_frames
self.viterbi_node_sync_text = viterbi_node_sync_text = viterbi_sync_check
self.sps = sps = samp_rate/symb_rate_tb
self.satellite_text = satellite_text = satellite
self.samp_rate_st = samp_rate_st = samp_rate
self.pll_alpha_sl = pll_alpha_sl = pll_alpha
self.frames_file_text_inf = frames_file_text_inf = frames_file
self.deframer_sync_after_text = deframer_sync_after_text = deframer_insync_frames
self.deframer_nosync_after_text = deframer_nosync_after_text = deframer_outsync_frames
self.deframer_check_sync_text = deframer_check_sync_text = deframer_sync_check
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S", localtime())
self.clock_alpha_sl = clock_alpha_sl = clock_alpha
self.baseband_file_text_inf = baseband_file_text_inf = baseband_file
##################################################
# Blocks
##################################################
self.rx_ntb = self.rx_ntb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Input")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "PLL demodulator and Clock sync")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Viterbi decoder")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Deframer")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Output")
self.Add(self.rx_ntb)
_pll_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_pll_alpha_sl_sizer, 1, 0, 1, 1)
_clock_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_clock_alpha_sl_sizer, 1, 1, 1, 1)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
title="QPSK constellation diagram",
sample_rate=symb_rate,
v_scale=0.4,
v_offset=0,
t_scale=1/samp_rate,
ac_couple=False,
xy_mode=True,
num_inputs=1,
trig_mode=gr.gr_TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.rx_ntb.GetPage(0).Add(self.wxgui_scopesink2_1.win)
self.wxgui_fftsink1 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=-15,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="Not filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink1.win)
self._viterbi_sync_threshold_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_sync_threshold_text,
callback=self.set_viterbi_sync_threshold_text,
label="Viterbi node sync threshold [BER]",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._viterbi_sync_threshold_text_static_text, 3, 0, 1, 1)
self._viterbi_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_sync_after_text,
callback=self.set_viterbi_sync_after_text,
label="Valid frames for Viterbi decoder sync",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._viterbi_sync_after_text_static_text, 4, 0, 1, 1)
self._viterbi_outofsync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_outofsync_after_text,
callback=self.set_viterbi_outofsync_after_text,
label="Invalid frames for Viterbi decoder out of sync",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._viterbi_outofsync_after_text_static_text, 5, 0, 1, 1)
self._viterbi_node_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_node_sync_text,
callback=self.set_viterbi_node_sync_text,
label="Viterbi node sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._viterbi_node_sync_text_static_text, 2, 0, 1, 1)
self._symb_rate_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.symb_rate_tb,
callback=self.set_symb_rate_tb,
label="Symbol rate",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(self._symb_rate_tb_text_box, 2, 1, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Sat ",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._satellite_text_static_text, 1, 0, 1, 1)
self._samp_rate_st_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.samp_rate_st,
callback=self.set_samp_rate_st,
label="Sample rate",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._samp_rate_st_static_text, 1, 4, 1, 1)
self.poesweather_metop_cadu_deframer_0 = poesweather.metop_cadu_deframer(False, 1024, 5, 25)
self.gr_throttle_0 = gr.throttle(gr.sizeof_short*1, samp_rate*10)
self.gr_packed_to_unpacked_xx_0 = gr.packed_to_unpacked_bb(1, gr.GR_MSB_FIRST)
self.gr_multiply_const_vxx_0 = gr.multiply_const_vcc((0.6, ))
self.gr_file_source_0_0_0_0 = gr.file_source(gr.sizeof_short*1, "/home/martin/hrpt/baseband/METOP-A/2011/07/24/METOP-A_2011-07-24_122614-U2d24.sam", False)
self.gr_file_sink_0 = gr.file_sink(gr.sizeof_char*1, "/home/martin/MetOp-cadu_frames.cadu")
self.gr_file_sink_0.set_unbuffered(False)
self.gr_costas_loop_cc_0 = gr.costas_loop_cc(pll_alpha_sl, pll_alpha_sl*pll_alpha_sl/4.0, 0.07, -0.07, 4)
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_cc(sps, clock_alpha_sl*clock_alpha_sl/4.0, 0.5, clock_alpha_sl, 0.05)
self.gr_agc_xx_0 = gr.agc_cc(10e-6, 1, 1.0/32767.0, 1.0)
self._frames_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.frames_file_text_inf,
callback=self.set_frames_file_text_inf,
label="Frames filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(self._frames_file_text_inf_static_text, 3, 0, 1, 1)
self.fec_decode_viterbi_ahrpt_metop_cb_0 = fec.decode_viterbi_ahrpt_metop_cb(True, 0.2, 5, 50, 50)
self._deframer_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_sync_after_text,
callback=self.set_deframer_sync_after_text,
label="Deframe sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._deframer_sync_after_text_static_text, 3, 0, 1, 1)
self._deframer_nosync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_nosync_after_text,
callback=self.set_deframer_nosync_after_text,
label="Deframer out of sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._deframer_nosync_after_text_static_text, 4, 0, 1, 1)
self._deframer_check_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_check_sync_text,
callback=self.set_deframer_check_sync_text,
label="Deframer check sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._deframer_check_sync_text_static_text, 2, 0, 1, 1)
self._decim_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._decim_tb_text_box, 1, 3, 1, 1)
self._datetime_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Local time of aquisition start",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(self._datetime_text_static_text, 1, 0, 1, 1)
self.cs2cf = gr.interleaved_short_to_complex()
self._baseband_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.baseband_file_text_inf,
callback=self.set_baseband_file_text_inf,
label="Baseband filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(0).Add(self._baseband_file_text_inf_static_text)
##################################################
# Connections
##################################################
self.connect((self.gr_throttle_0, 0), (self.cs2cf, 0))
self.connect((self.gr_agc_xx_0, 0), (self.wxgui_fftsink1, 0))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.wxgui_scopesink2_1, 0))
self.connect((self.gr_agc_xx_0, 0), (self.gr_costas_loop_cc_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.gr_multiply_const_vxx_0, 0))
self.connect((self.gr_costas_loop_cc_0, 0), (self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.cs2cf, 0), (self.gr_agc_xx_0, 0))
self.connect((self.gr_file_source_0_0_0_0, 0), (self.gr_throttle_0, 0))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.fec_decode_viterbi_ahrpt_metop_cb_0, 0))
self.connect((self.fec_decode_viterbi_ahrpt_metop_cb_0, 0), (self.gr_packed_to_unpacked_xx_0, 0))
self.connect((self.poesweather_metop_cadu_deframer_0, 0), (self.gr_file_sink_0, 0))
self.connect((self.gr_packed_to_unpacked_xx_0, 0), (self.poesweather_metop_cadu_deframer_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Adanalyzer")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
self.channel = ipc.SharedMemory('/chan', ipc.O_CREAT, size=2)
self.mem = mmap.mmap(self.channel.fd, 2)
self.filerecord = ipc.SharedMemory('/rec', ipc.O_CREAT, size=2)
self.rec = mmap.mmap(self.filerecord.fd, 2)
self.file = ipc.SharedMemory('/file', ipc.O_CREAT, size=19)
self.name = mmap.mmap(self.file.fd, 19)
##################################################
# Variables
##################################################
self.binfile = binfile = 'pomiar'
self.samp_rate = samp_rate = 96000
self.record = record = binfile
self.mem.seek(0)
self.channel = channel = int(self.mem.read(1))
self.baseband = baseband = 60
self.Recording = Recording = int(self.rec.read(1))
##################################################
# Blocks
##################################################
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.GetWin(),
baseband_freq=baseband,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
)
self.Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=baseband,
y_per_div=10,
y_divs=10,
ref_level=50,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.666,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self._record_text_box = forms.text_box(
parent=self.GetWin(),
value=self.record,
callback=self.set_record,
label='record',
converter=forms.str_converter(),
)
self.GridAdd(self._record_text_box, 0, 13, 2, 20)
_channel_sizer = wx.BoxSizer(wx.VERTICAL)
self._channel_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_channel_sizer,
value=self.channel,
callback=self.set_channel,
label='channel',
converter=forms.int_converter(),
proportion=0,
)
self._channel_slider = forms.slider(
parent=self.GetWin(),
sizer=_channel_sizer,
value=self.channel,
callback=self.set_channel,
minimum=0,
maximum=7,
num_steps=7,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.GridAdd(_channel_sizer, 0, 1, 2, 8)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
self.blocks_short_to_float_0 = blocks.short_to_float(1, 1)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_short*1, "/home/jszum/github/zmqtransfer/zmqfifo", False)
self._Recording_chooser = forms.button(
parent=self.GetWin(),
value=self.Recording,
callback=self.set_Recording,
label='Recording',
choices=[0, 1],
labels=[],
)
self.GridAdd(self._Recording_chooser, 0, 10, 2, 2)
##################################################
# Connections
##################################################
self.connect((self.blocks_file_source_0, 0), (self.blocks_short_to_float_0, 0))
self.connect((self.blocks_float_to_complex_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_short_to_float_0, 0), (self.blocks_float_to_complex_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_waterfallsink2_0, 0))
def __init__(
self,
deframer_insync_frames=2,
viterbi_insync_frames=5,
deframer_outsync_frames=5,
viterbi_outsync_frames=20,
viterbi_sync_check=True,
viterbi_sync_threshold=0.1,
deframer_sync_check=True,
pll_alpha=0.005,
freq=1691.02e6,
gain=23,
side="A",
decim=25,
symb_rate=(3500e3 / 3 + 3500e3) / 2,
frames_file=os.environ['HOME'] + '/MetOp-AHRPT_cadu_frames.cadu',
clock_alpha=0.05,
baseband_file='/home/martin/GNURadioData/USRPSamples/AHRPT_MetOp-A_20100306_0758UTC_U2_d25.sam',
satellite='MetOp'):
grc_wxgui.top_block_gui.__init__(
self, title="MetOp AHRPT Receiver from baseband file")
##################################################
# Parameters
##################################################
self.deframer_insync_frames = deframer_insync_frames
self.viterbi_insync_frames = viterbi_insync_frames
self.deframer_outsync_frames = deframer_outsync_frames
self.viterbi_outsync_frames = viterbi_outsync_frames
self.viterbi_sync_check = viterbi_sync_check
self.viterbi_sync_threshold = viterbi_sync_threshold
self.deframer_sync_check = deframer_sync_check
self.pll_alpha = pll_alpha
self.freq = freq
self.gain = gain
self.side = side
self.decim = decim
self.symb_rate = symb_rate
self.frames_file = frames_file
self.clock_alpha = clock_alpha
self.baseband_file = baseband_file
self.satellite = satellite
##################################################
# Variables
##################################################
self.decim_tb = decim_tb = decim
self.symb_rate_tb = symb_rate_tb = symb_rate
self.samp_rate = samp_rate = 100e6 / decim_tb
self.viterbi_sync_threshold_text = viterbi_sync_threshold_text = viterbi_sync_threshold
self.viterbi_sync_after_text = viterbi_sync_after_text = viterbi_insync_frames
self.viterbi_outofsync_after_text = viterbi_outofsync_after_text = viterbi_outsync_frames
self.viterbi_node_sync_text = viterbi_node_sync_text = viterbi_sync_check
self.sps = sps = samp_rate / symb_rate_tb
self.satellite_text = satellite_text = satellite
self.samp_rate_st = samp_rate_st = samp_rate
self.pll_alpha_sl = pll_alpha_sl = pll_alpha
self.gain_tb = gain_tb = gain
self.freq_tb = freq_tb = freq
self.frames_file_text_inf = frames_file_text_inf = frames_file
self.deframer_sync_after_text = deframer_sync_after_text = deframer_insync_frames
self.deframer_nosync_after_text = deframer_nosync_after_text = deframer_outsync_frames
self.deframer_check_sync_text = deframer_check_sync_text = deframer_sync_check
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S",
localtime())
self.clock_alpha_sl = clock_alpha_sl = clock_alpha
self.baseband_file_text_inf = baseband_file_text_inf = 'no output file'
##################################################
# Notebooks
##################################################
self.rx_ntb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "USRP Receiver")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb),
"PLL demodulator and Clock sync")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Viterbi decoder")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Deframer")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Output")
self.Add(self.rx_ntb)
##################################################
# Controls
##################################################
self._decim_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._decim_tb_text_box, 1, 3, 1, 1)
self._symb_rate_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.symb_rate_tb,
callback=self.set_symb_rate_tb,
label="Symbol rate",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(self._symb_rate_tb_text_box, 2, 1, 1, 1)
self._viterbi_sync_threshold_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_sync_threshold_text,
callback=self.set_viterbi_sync_threshold_text,
label="Viterbi node sync threshold [BER]",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._viterbi_sync_threshold_text_static_text, 3, 0, 1, 1)
self._viterbi_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_sync_after_text,
callback=self.set_viterbi_sync_after_text,
label="Valid frames for Viterbi decoder sync",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._viterbi_sync_after_text_static_text, 4, 0, 1, 1)
self._viterbi_outofsync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_outofsync_after_text,
callback=self.set_viterbi_outofsync_after_text,
label="Invalid frames for Viterbi decoder out of sync",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._viterbi_outofsync_after_text_static_text, 5, 0, 1, 1)
self._viterbi_node_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_node_sync_text,
callback=self.set_viterbi_node_sync_text,
label="Viterbi node sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._viterbi_node_sync_text_static_text, 2, 0, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Sat ",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._satellite_text_static_text, 1, 0,
1, 1)
self._samp_rate_st_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.samp_rate_st,
callback=self.set_samp_rate_st,
label="Sample rate",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._samp_rate_st_static_text, 1, 4, 1,
1)
_pll_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_pll_alpha_sl_sizer, 1, 0, 1, 1)
self._gain_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.gain_tb,
callback=self.set_gain_tb,
label="RX gain [dB]",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._gain_tb_text_box, 1, 2, 1, 1)
self._freq_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.freq_tb,
callback=self.set_freq_tb,
label="Frequency",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
self._frames_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.frames_file_text_inf,
callback=self.set_frames_file_text_inf,
label="Frames filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(self._frames_file_text_inf_static_text,
3, 0, 1, 1)
self._deframer_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_sync_after_text,
callback=self.set_deframer_sync_after_text,
label="Deframe sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(
self._deframer_sync_after_text_static_text, 3, 0, 1, 1)
self._deframer_nosync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_nosync_after_text,
callback=self.set_deframer_nosync_after_text,
label="Deframer out of sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(
self._deframer_nosync_after_text_static_text, 4, 0, 1, 1)
self._deframer_check_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_check_sync_text,
callback=self.set_deframer_check_sync_text,
label="Deframer check sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(
self._deframer_check_sync_text_static_text, 2, 0, 1, 1)
self._datetime_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Local time of aquisition start",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(self._datetime_text_static_text, 1, 0,
1, 1)
_clock_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_clock_alpha_sl_sizer, 1, 1, 1, 1)
self._baseband_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.baseband_file_text_inf,
callback=self.set_baseband_file_text_inf,
label="Baseband filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(
self._baseband_file_text_inf_static_text, 4, 0, 1, 1)
##################################################
# Blocks
##################################################
self.cs2cf = gr.interleaved_short_to_complex()
self.gr_agc_xx_0 = gr.agc_cc(10e-6, 1, 1.0 / 32767.0, 1.0)
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_cc(
sps, clock_alpha_sl * clock_alpha_sl / 4.0, 0.5, clock_alpha_sl,
0.05)
self.gr_costas_loop_cc_0 = gr.costas_loop_cc(
pll_alpha_sl, pll_alpha_sl * pll_alpha_sl / 4.0, 0.07, -0.07, 4)
self.gr_file_source_0 = gr.file_source(gr.sizeof_short * 1,
baseband_file, True)
self.gr_multiply_const_vxx_0 = gr.multiply_const_vcc((1, ))
self.gr_null_sink_0 = gr.null_sink(gr.sizeof_gr_complex * 1)
self.gr_throttle_0 = gr.throttle(gr.sizeof_short * 1, samp_rate * 2)
self.wxgui_fftsink1 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=5,
y_divs=10,
ref_level=-15,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="Not filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink1.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.rx_ntb.GetPage(1).GetWin(),
title="QPSK constellation diagram",
sample_rate=symb_rate,
v_scale=0.4,
v_offset=0,
t_scale=1 / samp_rate,
ac_couple=False,
xy_mode=True,
num_inputs=1,
)
self.rx_ntb.GetPage(1).Add(self.wxgui_scopesink2_1.win)
##################################################
# Connections
##################################################
self.connect((self.gr_clock_recovery_mm_xx_0, 0),
(self.gr_multiply_const_vxx_0, 0))
self.connect((self.gr_costas_loop_cc_0, 0),
(self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.gr_agc_xx_0, 0), (self.gr_costas_loop_cc_0, 0))
self.connect((self.gr_throttle_0, 0), (self.cs2cf, 0))
self.connect((self.gr_file_source_0, 0), (self.gr_throttle_0, 0))
self.connect((self.cs2cf, 0), (self.gr_agc_xx_0, 0))
self.connect((self.gr_multiply_const_vxx_0, 0),
(self.wxgui_scopesink2_1, 0))
self.connect((self.gr_agc_xx_0, 0), (self.wxgui_fftsink1, 0))
self.connect((self.gr_multiply_const_vxx_0, 0),
(self.gr_null_sink_0, 0))
def __init__(self, options, param_samp_rate, param_freq, param_gain,
address):
grc_wxgui.top_block_gui.__init__(self, title="UHD FFT")
##################################################
# Parameters
##################################################
self.param_samp_rate = param_samp_rate
self.param_freq = param_freq
self.param_gain = param_gain
self.address = address
##################################################
# Variables
##################################################
self.chan0_lo_locked = chan0_lo_locked = uhd.sensor_value(
"", False, "")
self.samp_rate = samp_rate = param_samp_rate
self.lo_locked_probe = lo_locked_probe = chan0_lo_locked.to_bool()
self.gain = gain = param_gain
self.freq = freq = param_freq
self.ant = ant = "J1"
##################################################
# Blocks
##################################################
self._samp_rate_text_box = forms.text_box(
parent=self.GetWin(),
value=self.samp_rate,
callback=self.set_samp_rate,
label="Sample Rate",
converter=forms.float_converter(),
)
self.GridAdd(self._samp_rate_text_box, 1, 0, 1, 3)
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label="RX Gain",
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=112.5,
num_steps=225,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_gain_sizer, 2, 0, 1, 8)
_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
label="RX Tune Frequency",
converter=forms.float_converter(),
proportion=0,
)
self._freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
minimum=50e6,
maximum=6e9,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_freq_sizer, 3, 0, 1, 8)
self._ant_chooser = forms.radio_buttons(
parent=self.GetWin(),
value=self.ant,
callback=self.set_ant,
label="Antenna",
choices=["J1", "J2"],
labels=["J1", "J2"],
style=wx.RA_HORIZONTAL,
)
self.GridAdd(self._ant_chooser, 1, 4, 1, 2)
self.uhd_usrp_source_0 = uhd.usrp_source(
device_addr=address,
stream_args=uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_subdev_spec("A:0", 0)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(freq, 0)
self.uhd_usrp_source_0.set_gain(gain, 0)
self.uhd_usrp_source_0.set_antenna(ant, 0)
self.uhd_usrp_source_0.set_bandwidth(samp_rate, 0)
if options.tofile == True:
self.logfile0 = blocks.file_sink(gr.sizeof_gr_complex,
"usrp_fft_iq.dat")
self.connect(self.uhd_usrp_source_0, self.logfile0)
g = self.uhd_usrp_source_0.get_gain_range()
print "rx gain range is (%f,%f)" % (g.start(), g.stop())
self.nb0 = self.nb0 = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb0.AddPage(grc_wxgui.Panel(self.nb0), "FFT")
self.nb0.AddPage(grc_wxgui.Panel(self.nb0), "Waterfall")
self.nb0.AddPage(grc_wxgui.Panel(self.nb0), "Scope")
self.GridAdd(self.nb0, 0, 0, 1, 8)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.nb0.GetPage(1).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
size=((-1, 400)),
)
self.nb0.GetPage(1).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_c(
self.nb0.GetPage(2).GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.nb0.GetPage(2).Add(self.wxgui_scopesink2_0.win)
self._lo_locked_probe_static_text = forms.static_text(
parent=self.GetWin(),
value=self.lo_locked_probe,
callback=self.set_lo_locked_probe,
label="LO Locked",
converter=forms.str_converter(
formatter=lambda x: x and "True" or "False"),
)
self.GridAdd(self._lo_locked_probe_static_text, 1, 7, 1, 1)
self.fft = fftsink2.fft_sink_c(
self.nb0.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=15,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
size=((-1, 400)),
)
self.nb0.GetPage(0).Add(self.fft.win)
def _chan0_lo_locked_probe():
while True:
val = self.uhd_usrp_source_0.get_sensor('lo_locked')
try:
self.set_chan0_lo_locked(val)
except AttributeError, e:
pass
time.sleep(1.0 / (10))
def __init__(self,
satellite='NOAA-XX',
gain=35,
freq=1698e6,
sync_check=False,
side="A:0",
rate=2e6,
frames_file=os.environ['HOME'] +
'/data/noaa/frames/NOAA-XX.hrpt',
baseband_file=os.environ['HOME'] +
'/data/noaa/baseband/NOAA-XX.dat'):
grc_wxgui.top_block_gui.__init__(self,
title="Enhanced NOAA HRPT Receiver")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.satellite = satellite
self.gain = gain
self.freq = freq
self.sync_check = sync_check
self.side = side
self.rate = rate
self.frames_file = frames_file
self.baseband_file = baseband_file
##################################################
# Variables
##################################################
self.sym_rate = sym_rate = 600 * 1109
self.samp_rate = samp_rate = rate
self.config_filename = config_filename = os.environ[
'HOME'] + '/.gnuradio/noaa_hrpt.conf'
self.sps = sps = samp_rate / sym_rate
self._saved_pll_alpha_config = ConfigParser.ConfigParser()
self._saved_pll_alpha_config.read(config_filename)
try:
saved_pll_alpha = self._saved_pll_alpha_config.getfloat(
satellite, 'pll_alpha')
except:
saved_pll_alpha = 0.005
self.saved_pll_alpha = saved_pll_alpha
self._saved_clock_alpha_config = ConfigParser.ConfigParser()
self._saved_clock_alpha_config.read(config_filename)
try:
saved_clock_alpha = self._saved_clock_alpha_config.getfloat(
satellite, 'clock_alpha')
except:
saved_clock_alpha = 0.001
self.saved_clock_alpha = saved_clock_alpha
self.sync_check_txt = sync_check_txt = sync_check
self.side_text = side_text = side
self._saved_gain_config = ConfigParser.ConfigParser()
self._saved_gain_config.read(config_filename)
try:
saved_gain = self._saved_gain_config.getfloat(satellite, 'gain')
except:
saved_gain = gain
self.saved_gain = saved_gain
self.satellite_text = satellite_text = satellite
self.sample_rate_text = sample_rate_text = samp_rate
self.rate_tb = rate_tb = rate
self.pll_alpha = pll_alpha = saved_pll_alpha
self.max_clock_offset = max_clock_offset = 0.1
self.max_carrier_offset = max_carrier_offset = 2 * math.pi * 100e3 / samp_rate
self.hs = hs = int(sps / 2.0)
self.gain_slider = gain_slider = gain
self.freq_tb = freq_tb = freq
self.frames_outfile_text = frames_outfile_text = frames_file
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S",
localtime())
self.clock_alpha = clock_alpha = saved_clock_alpha
##################################################
# Blocks
##################################################
_gain_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_slider_sizer,
value=self.gain_slider,
callback=self.set_gain_slider,
label="Gain",
converter=forms.int_converter(),
proportion=0,
)
self._gain_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_slider_sizer,
value=self.gain_slider,
callback=self.set_gain_slider,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.GridAdd(_gain_slider_sizer, 2, 0, 1, 1)
self.displays = self.displays = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.displays.AddPage(grc_wxgui.Panel(self.displays), "RX NOAA HRPT")
self.displays.AddPage(grc_wxgui.Panel(self.displays), "Information")
self.Add(self.displays)
_clock_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_clock_alpha_sizer, 2, 2, 1, 1)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.displays.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=-70,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.4,
title="NOAA HRPT FFT Spectrum",
peak_hold=False,
)
self.displays.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_source_0 = uhd.usrp_source(
device_addr="",
stream_args=uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_subdev_spec(side, 0)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(freq, 0)
self.uhd_usrp_source_0.set_gain(gain_slider, 0)
self._sync_check_txt_static_text = forms.static_text(
parent=self.GetWin(),
value=self.sync_check_txt,
callback=self.set_sync_check_txt,
label="Continuous sync check",
converter=forms.str_converter(),
)
self.GridAdd(self._sync_check_txt_static_text, 0, 2, 1, 1)
self._side_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.side_text,
callback=self.set_side_text,
label="USRP Side",
converter=forms.str_converter(),
)
self.GridAdd(self._side_text_static_text, 0, 0, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Satellite",
converter=forms.str_converter(),
)
self.GridAdd(self._satellite_text_static_text, 0, 1, 1, 1)
self._sample_rate_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.sample_rate_text,
callback=self.set_sample_rate_text,
label="Sample rate",
converter=forms.float_converter(),
)
self.displays.GetPage(1).GridAdd(self._sample_rate_text_static_text, 3,
0, 1, 1)
self._rate_tb_text_box = forms.text_box(
parent=self.GetWin(),
value=self.rate_tb,
callback=self.set_rate_tb,
label="Sample rate",
converter=forms.float_converter(),
)
self.GridAdd(self._rate_tb_text_box, 1, 0, 1, 1)
self.poesweather_noaa_hrpt_deframer_0 = poesweather.noaa_hrpt_deframer(
False)
_pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
minimum=0.005,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_pll_alpha_sizer, 2, 1, 1, 1)
self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2 / 4.0,
max_carrier_offset)
self._freq_tb_text_box = forms.text_box(
parent=self.GetWin(),
value=self.freq_tb,
callback=self.set_freq_tb,
label="Frequency",
converter=forms.float_converter(),
)
self.GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
self._frames_outfile_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.frames_outfile_text,
callback=self.set_frames_outfile_text,
label="Frames filename",
converter=forms.str_converter(),
)
self.displays.GetPage(1).GridAdd(self._frames_outfile_text_static_text,
4, 0, 1, 1)
self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff(
sps / 2.0, clock_alpha**2 / 4.0, 0.5, clock_alpha,
max_clock_offset)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self._datetime_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Acquisition start",
converter=forms.str_converter(),
)
self.displays.GetPage(1).GridAdd(self._datetime_text_static_text, 2, 0,
1, 1)
self.blocks_moving_average_xx_0 = blocks.moving_average_ff(
hs, 1.0 / hs, 4000)
self.blocks_file_sink_1 = blocks.file_sink(gr.sizeof_short * 1,
baseband_file)
self.blocks_file_sink_1.set_unbuffered(False)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_short * 1,
frames_file)
self.blocks_file_sink_0.set_unbuffered(False)
self.blocks_complex_to_interleaved_short_0 = blocks.complex_to_interleaved_short(
)
self.analog_agc_xx_0 = analog.agc_cc(1e-5, 1.0, 1.0 / 32768.0, 1.0)
##################################################
# Connections
##################################################
self.connect((self.analog_agc_xx_0, 0), (self.pll, 0))
self.connect((self.pll, 0), (self.blocks_moving_average_xx_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.analog_agc_xx_0, 0))
self.connect((self.blocks_moving_average_xx_0, 0),
(self.digital_clock_recovery_mm_xx_0, 0))
self.connect((self.digital_clock_recovery_mm_xx_0, 0),
(self.digital_binary_slicer_fb_0, 0))
self.connect((self.poesweather_noaa_hrpt_deframer_0, 0),
(self.blocks_file_sink_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0),
(self.poesweather_noaa_hrpt_deframer_0, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.blocks_complex_to_interleaved_short_0, 0))
self.connect((self.blocks_complex_to_interleaved_short_0, 0),
(self.blocks_file_sink_1, 0))
def __init__(self, options):
grc_wxgui.top_block_gui.__init__(self, title="mm3 Nearfield")
self._down_gain = options.gain
self._down_freq = options.freq
self._down_bitrate = options.bitrate
self._down_bitrate_accuracy = options.bitrate_accuracy
self._down_post_bitrate_accuracy = options.post_bitrate_accuracy
self._pulse_len = options.pulse_len
self._pulse_len_accuracy = options.pulse_len_accuracy
self._post_pulse_len_accuracy = options.post_pulse_len_accuracy
self._header_len = options.header_len
self._packet_len = options.packet_len
self._sample_rate = options.sample_rate
self._upload = options.upload
self._trigger_level = 1.0
#Set up the GUI elements
self.nb0 = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb0.AddPage(grc_wxgui.Panel(self.nb0), "RX")
self.Add(self.nb0)
self._carrier_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._down_freq,
callback=self.setDownFreq,
label="Carrier Frequency",
converter=forms.float_converter(),
)
self.nb0.GetPage(0).Add(self._carrier_text_box)
self._gain_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._down_gain,
callback=self.setDownGain,
label="Baseband Gain",
converter=forms.float_converter(),
)
self.nb0.GetPage(0).Add(self._gain_text_box)
self._bitrate_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._down_bitrate,
callback=self.setDownBitrate,
label="Bitrate",
converter=forms.float_converter(),
)
self.nb0.GetPage(0).Add(self._bitrate_text_box)
self._bitrate_accuracy_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._down_bitrate_accuracy,
callback=self.setDownBitrateAccuracy,
label="Bitrate Accuracy (%)",
converter=forms.float_converter(),
)
self.nb0.GetPage(0).Add(self._bitrate_accuracy_text_box)
self._post_bitrate_accuracy_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._down_post_bitrate_accuracy,
callback=self.setDownPostBitrateAccuracy,
label="Post-sync Bitrate Accuracy (%)",
converter=forms.float_converter(),
)
self.nb0.GetPage(0).Add(self._post_bitrate_accuracy_text_box)
self._pulse_len_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._pulse_len,
callback=self.setPulseLen,
label="Pulse Length",
converter=forms.float_converter(),
)
self.nb0.GetPage(0).Add(self._pulse_len_text_box)
self._pulse_len_accuracy_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._pulse_len_accuracy,
callback=self.setPulseLenAccuracy,
label="Pulse Length Accuracy (%)",
converter=forms.float_converter(),
)
self.nb0.GetPage(0).Add(self._pulse_len_accuracy_text_box)
self._post_pulse_len_accuracy_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._post_pulse_len_accuracy,
callback=self.setPostPulseLenAccuracy,
label="Post-sync Pulse Length Accuracy (%)",
converter=forms.float_converter(),
)
self.nb0.GetPage(0).Add(self._post_pulse_len_accuracy_text_box)
self._header_len_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._header_len,
callback=self.setHeaderLen,
label="Header Length (bits)",
converter=forms.int_converter(),
)
self.nb0.GetPage(0).Add(self._header_len_text_box)
self._packet_len_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._packet_len,
callback=self.setPacketLen,
label="Packet Length (bits)",
converter=forms.int_converter(),
)
self.nb0.GetPage(0).Add(self._packet_len_text_box)
self._samplerate_text_box = forms.text_box(
parent=self.nb0.GetPage(0).GetWin(),
value=self._sample_rate,
callback=self.setDownSampleRate,
label="Sample Rate",
converter=forms.float_converter(),
)
self.nb0.GetPage(0).Add(self._samplerate_text_box)
self.prf_text = forms.static_text(
parent=self.nb0.GetPage(0).GetWin(),
value="",
label="",
converter=forms.str_converter(),
)
self.nb0.GetPage(0).Add(self.prf_text)
self.pulse_len_text = forms.static_text(
parent=self.nb0.GetPage(0).GetWin(),
value="",
label="",
converter=forms.str_converter(),
)
self.nb0.GetPage(0).Add(self.pulse_len_text)
self.threshold_text = forms.static_text(
parent=self.nb0.GetPage(0).GetWin(),
value="",
label="",
converter=forms.str_converter(),
width=500
)
self.nb0.GetPage(0).Add(self.threshold_text)
if options.playback == True:
self.source2 = blocks.file_source(gr.sizeof_gr_complex, "iq_recording.dat", True)
self.source = blocks.throttle(gr.sizeof_gr_complex,self._sample_rate)
self.connect(self.source2, self.source)
else:
self.source = uhd.usrp_source(device_addr=options.args, stream_args=uhd.stream_args('fc32'))
self.source.set_center_freq(options.freq)
self.source.set_samp_rate(self._sample_rate)
self.source.set_gain(self._down_gain)
if options.record == True:
self.file_sink = blocks.file_sink(gr.sizeof_gr_complex, "iq_recording.dat")
self.connect(self.source, self.file_sink)
self.mag = blocks.complex_to_mag_squared()
self.tm_framer = nearfield.nearfield_demod(self._sample_rate, self._down_bitrate, self._down_bitrate_accuracy, self._down_post_bitrate_accuracy, self._pulse_len, self._pulse_len_accuracy, self._post_pulse_len_accuracy, self._packet_len, self._header_len, GATD_PROFILE_ID)
self.socket_pdu = blocks.socket_pdu("TCP_SERVER", GATD_HOST, GATD_PORT, 10000)
self.msg_connect(self.tm_framer, "frame_out", self.socket_pdu, "pdus")
self.connect(self.source, self.mag, self.tm_framer)
_threading.Thread(target=self.watchFramer).start()
def __init__(self, satellite='NOAAxx', decim=50, baseband_file="/home/martin/GNURadioData/hrpt/baseband/HRPT_NOAA19_2010-09-10_12-35-34_UTC_U2_d50.sam", frames_file=os.environ['HOME'] + '/noaa_hrpt_frames.hmf', deframer_outsync_frames=5, deframer_insync_frames=2, clock_alpha=0.005, gain_mu=0.005, pll_alpha=0.005, pll_beta=0.00001, deframer_sync_check=True, symb_rate=600*1109):
grc_wxgui.top_block_gui.__init__(self, title="NOAA HRPT Receiver from baseband file")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.satellite = satellite
self.decim = decim
self.baseband_file = baseband_file
self.frames_file = frames_file
self.deframer_outsync_frames = deframer_outsync_frames
self.deframer_insync_frames = deframer_insync_frames
self.clock_alpha = clock_alpha
self.gain_mu = gain_mu
self.pll_alpha = pll_alpha
self.pll_beta = pll_beta
self.deframer_sync_check = deframer_sync_check
self.symb_rate = symb_rate
##################################################
# Variables
##################################################
self.decim_tb = decim_tb = decim
self.symb_rate_tb = symb_rate_tb = symb_rate
self.samp_rate = samp_rate = 100e6/decim_tb
self.sps = sps = samp_rate/symb_rate_tb
self.satellite_text = satellite_text = satellite
self.samp_rate_st = samp_rate_st = samp_rate
self.pll_beta_sl = pll_beta_sl = pll_beta
self.pll_alpha_sl = pll_alpha_sl = pll_alpha
self.max_clock_offset = max_clock_offset = 0.1
self.max_carrier_offset = max_carrier_offset = 2*math.pi*100e3/samp_rate
self.hs = hs = int(sps/2.0)
self.gain_mu_sl = gain_mu_sl = gain_mu
self.frames_file_text_inf = frames_file_text_inf = frames_file
self.deframer_sync_after_text = deframer_sync_after_text = deframer_insync_frames
self.deframer_nosync_after_text = deframer_nosync_after_text = deframer_outsync_frames
self.deframer_check_sync_text = deframer_check_sync_text = deframer_sync_check
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S", localtime())
self.clock_alpha_sl = clock_alpha_sl = clock_alpha
self.baseband_file_text_inf = baseband_file_text_inf = baseband_file
##################################################
# Notebooks
##################################################
self.rx_ntb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Input baseband")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "PLL demodulator and Clock sync")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Deframer")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Output")
self.Add(self.rx_ntb)
##################################################
# Controls
##################################################
self._decim_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._decim_tb_text_box, 1, 3, 1, 1)
self._symb_rate_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.symb_rate_tb,
callback=self.set_symb_rate_tb,
label="Symbol rate",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(self._symb_rate_tb_text_box, 2, 1, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Sat ",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._satellite_text_static_text, 1, 0, 1, 1)
self._samp_rate_st_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.samp_rate_st,
callback=self.set_samp_rate_st,
label="Sample rate",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._samp_rate_st_static_text, 1, 4, 1, 1)
_pll_beta_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_beta_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_beta_sl_sizer,
value=self.pll_beta_sl,
callback=self.set_pll_beta_sl,
label="PLL Beta",
converter=forms.float_converter(),
proportion=0,
)
self._pll_beta_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_beta_sl_sizer,
value=self.pll_beta_sl,
callback=self.set_pll_beta_sl,
minimum=0.000001,
maximum=0.001,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_pll_beta_sl_sizer, 2, 0, 1, 1)
_pll_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_pll_alpha_sl_sizer, 1, 0, 1, 1)
_gain_mu_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_mu_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_gain_mu_sl_sizer,
value=self.gain_mu_sl,
callback=self.set_gain_mu_sl,
label="Gain MU",
converter=forms.float_converter(),
proportion=0,
)
self._gain_mu_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_gain_mu_sl_sizer,
value=self.gain_mu_sl,
callback=self.set_gain_mu_sl,
minimum=0.0001,
maximum=0.01,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_gain_mu_sl_sizer, 1, 2, 1, 1)
self._frames_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.frames_file_text_inf,
callback=self.set_frames_file_text_inf,
label="Frames filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._frames_file_text_inf_static_text, 3, 0, 1, 1)
self._deframer_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_sync_after_text,
callback=self.set_deframer_sync_after_text,
label="Deframe sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._deframer_sync_after_text_static_text, 3, 0, 1, 1)
self._deframer_nosync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_nosync_after_text,
callback=self.set_deframer_nosync_after_text,
label="Deframer out of sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._deframer_nosync_after_text_static_text, 4, 0, 1, 1)
self._deframer_check_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_check_sync_text,
callback=self.set_deframer_check_sync_text,
label="Deframer check sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._deframer_check_sync_text_static_text, 2, 0, 1, 1)
self._datetime_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Local time of aquisition start",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._datetime_text_static_text, 1, 0, 1, 1)
_clock_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_clock_alpha_sl_sizer, 1, 1, 1, 1)
self._baseband_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.baseband_file_text_inf,
callback=self.set_baseband_file_text_inf,
label="Baseband filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._baseband_file_text_inf_static_text, 4, 0, 1, 1)
##################################################
# Blocks
##################################################
self.cs2cf = gr.interleaved_short_to_complex()
self.gr_agc_xx_0_0 = gr.agc_cc(10e-6, 1, 1.0/32767.0, 1.0)
self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_cc(sps/2.0, clock_alpha**2/4.0, 0.5, gain_mu_sl, max_clock_offset)
self.gr_complex_to_real_0 = gr.complex_to_real(1)
self.gr_costas_loop_cc_0 = gr.costas_loop_cc(pll_alpha_sl, pll_beta_sl, 0.07, -0.07, 2)
self.gr_file_sink_0_0 = gr.file_sink(gr.sizeof_short*1, frames_file)
self.gr_file_sink_0_0.set_unbuffered(False)
self.gr_file_source_0 = gr.file_source(gr.sizeof_short*1, baseband_file, False)
self.gr_moving_average_xx_0 = gr.moving_average_cc(hs, 1.0/hs, 4000)
self.gr_throttle_0 = gr.throttle(gr.sizeof_short*1, samp_rate*2)
self.noaa_hrpt_decoder_0 = noaa.hrpt_decoder(True,False)
self.poesweather_univ_hrpt_deframer_0 = poesweather.univ_hrpt_deframer(deframer_sync_check, 11090, deframer_insync_frames, deframer_outsync_frames)
self.wxgui_fftsink1 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=50,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="Not filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink1.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.rx_ntb.GetPage(1).GetWin(),
title="PSK constellation diagram",
sample_rate=symb_rate,
v_scale=0.4,
v_offset=0,
t_scale=1/samp_rate,
ac_couple=False,
xy_mode=True,
num_inputs=1,
trig_mode=gr.gr_TRIG_MODE_AUTO,
)
self.rx_ntb.GetPage(1).Add(self.wxgui_scopesink2_1.win)
##################################################
# Connections
##################################################
self.connect((self.gr_file_source_0, 0), (self.gr_throttle_0, 0))
self.connect((self.gr_throttle_0, 0), (self.cs2cf, 0))
self.connect((self.cs2cf, 0), (self.gr_agc_xx_0_0, 0))
self.connect((self.cs2cf, 0), (self.wxgui_fftsink1, 0))
self.connect((self.gr_complex_to_real_0, 0), (self.gr_binary_slicer_fb_0, 0))
self.connect((self.poesweather_univ_hrpt_deframer_0, 0), (self.gr_file_sink_0_0, 0))
self.connect((self.gr_binary_slicer_fb_0, 0), (self.poesweather_univ_hrpt_deframer_0, 0))
self.connect((self.poesweather_univ_hrpt_deframer_0, 0), (self.noaa_hrpt_decoder_0, 0))
self.connect((self.gr_moving_average_xx_0, 0), (self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.gr_agc_xx_0_0, 0), (self.gr_costas_loop_cc_0, 0))
self.connect((self.gr_costas_loop_cc_0, 0), (self.gr_moving_average_xx_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.gr_complex_to_real_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.wxgui_scopesink2_1, 0))
def __init__(self,
gain=25,
clock_alpha=0.005,
freq=1707e6,
decim=25,
satellite='MetOp',
symb_rate=(3500e3 / 3 + 3500e3) / 2,
pll_alpha=0.005,
deframer_sync_check=True,
deframer_insync_frames=2,
deframer_outsync_frames=5,
frames_file=os.environ['HOME'] + '/metop_ahrpt_frames.cadu',
baseband_file=os.environ['HOME'] +
'/metop_ahrpt_baseband.dat',
viterbi_sync_threshold=0.1,
viterbi_sync_check=True,
viterbi_insync_frames=5,
viterbi_outsync_frames=20):
grc_wxgui.top_block_gui.__init__(self,
title="USRP2 MetOp AHRPT Receiver")
##################################################
# Parameters
##################################################
self.gain = gain
self.clock_alpha = clock_alpha
self.freq = freq
self.decim = decim
self.satellite = satellite
self.symb_rate = symb_rate
self.pll_alpha = pll_alpha
self.deframer_sync_check = deframer_sync_check
self.deframer_insync_frames = deframer_insync_frames
self.deframer_outsync_frames = deframer_outsync_frames
self.frames_file = frames_file
self.baseband_file = baseband_file
self.viterbi_sync_threshold = viterbi_sync_threshold
self.viterbi_sync_check = viterbi_sync_check
self.viterbi_insync_frames = viterbi_insync_frames
self.viterbi_outsync_frames = viterbi_outsync_frames
##################################################
# Variables
##################################################
self.decim_tb = decim_tb = decim
self.symb_rate_tb = symb_rate_tb = symb_rate
self.samp_rate = samp_rate = 100e6 / decim_tb
self.viterbi_sync_threshold_text = viterbi_sync_threshold_text = viterbi_sync_threshold
self.viterbi_sync_after_text = viterbi_sync_after_text = viterbi_insync_frames
self.viterbi_outofsync_after_text = viterbi_outofsync_after_text = viterbi_outsync_frames
self.viterbi_node_sync_text = viterbi_node_sync_text = viterbi_sync_check
self.sps = sps = samp_rate / symb_rate_tb
self.satellite_text = satellite_text = satellite
self.samp_rate_st = samp_rate_st = samp_rate
self.pll_alpha_sl = pll_alpha_sl = pll_alpha
self.max_clock_offset = max_clock_offset = 0.1
self.max_carrier_offset = max_carrier_offset = 2 * math.pi * 100e3 / samp_rate
self.gain_tb = gain_tb = gain
self.freq_tb = freq_tb = freq
self.frames_file_text_inf = frames_file_text_inf = frames_file
self.deframer_sync_after_text = deframer_sync_after_text = deframer_insync_frames
self.deframer_nosync_after_text = deframer_nosync_after_text = deframer_outsync_frames
self.deframer_check_sync_text = deframer_check_sync_text = deframer_sync_check
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S",
localtime())
self.clock_alpha_sl = clock_alpha_sl = clock_alpha
self.baseband_file_text_inf = baseband_file_text_inf = baseband_file
##################################################
# Notebooks
##################################################
self.rx_ntb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "USRP Receiver")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb),
"PLL demodulator and Clock sync")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Viterbi decoder")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Deframer")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Output")
self.Add(self.rx_ntb)
##################################################
# Controls
##################################################
self._decim_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._decim_tb_text_box, 1, 3, 1, 1)
self._symb_rate_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.symb_rate_tb,
callback=self.set_symb_rate_tb,
label="Symbol rate",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(self._symb_rate_tb_text_box, 2, 1, 1, 1)
self._viterbi_sync_threshold_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_sync_threshold_text,
callback=self.set_viterbi_sync_threshold_text,
label="Viterbi node sync threshold [BER]",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._viterbi_sync_threshold_text_static_text, 3, 0, 1, 1)
self._viterbi_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_sync_after_text,
callback=self.set_viterbi_sync_after_text,
label="Valid frames for Viterbi decoder sync",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._viterbi_sync_after_text_static_text, 4, 0, 1, 1)
self._viterbi_outofsync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_outofsync_after_text,
callback=self.set_viterbi_outofsync_after_text,
label="Invalid frames for Viterbi decoder out of sync",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._viterbi_outofsync_after_text_static_text, 5, 0, 1, 1)
self._viterbi_node_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_node_sync_text,
callback=self.set_viterbi_node_sync_text,
label="Viterbi node sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._viterbi_node_sync_text_static_text, 2, 0, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Sat ",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._satellite_text_static_text, 1, 0,
1, 1)
self._samp_rate_st_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.samp_rate_st,
callback=self.set_samp_rate_st,
label="Sample rate",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._samp_rate_st_static_text, 1, 4, 1,
1)
_pll_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_pll_alpha_sl_sizer, 1, 0, 1, 1)
self._gain_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.gain_tb,
callback=self.set_gain_tb,
label="RX gain [dB]",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._gain_tb_text_box, 1, 2, 1, 1)
self._freq_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.freq_tb,
callback=self.set_freq_tb,
label="Frequency",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
self._frames_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.frames_file_text_inf,
callback=self.set_frames_file_text_inf,
label="Frames filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(self._frames_file_text_inf_static_text,
3, 0, 1, 1)
self._deframer_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_sync_after_text,
callback=self.set_deframer_sync_after_text,
label="Deframe sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(
self._deframer_sync_after_text_static_text, 3, 0, 1, 1)
self._deframer_nosync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_nosync_after_text,
callback=self.set_deframer_nosync_after_text,
label="Deframer out of sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(
self._deframer_nosync_after_text_static_text, 4, 0, 1, 1)
self._deframer_check_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_check_sync_text,
callback=self.set_deframer_check_sync_text,
label="Deframer check sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(
self._deframer_check_sync_text_static_text, 2, 0, 1, 1)
self._datetime_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Local time of aquisition start",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(self._datetime_text_static_text, 1, 0,
1, 1)
_clock_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_clock_alpha_sl_sizer, 1, 1, 1, 1)
self._baseband_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.baseband_file_text_inf,
callback=self.set_baseband_file_text_inf,
label="Baseband filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).Add(self._baseband_file_text_inf_static_text)
##################################################
# Blocks
##################################################
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_cc(
sps, clock_alpha_sl * clock_alpha_sl / 4.0, 0.5, clock_alpha_sl,
0.05)
self.gr_costas_loop_cc_0 = gr.costas_loop_cc(
pll_alpha_sl, pll_alpha_sl * pll_alpha_sl / 4.0, 0.07, -0.07, 4)
self.gr_file_sink_0_1 = gr.file_sink(gr.sizeof_short * 2,
baseband_file)
self.gr_float_to_complex_0 = gr.float_to_complex(1)
self.gr_multiply_const_vxx_0 = gr.multiply_const_vcc((1, ))
self.gr_short_to_float_0 = gr.short_to_float()
self.gr_short_to_float_0_0 = gr.short_to_float()
self.gr_vector_to_streams_0 = gr.vector_to_streams(
gr.sizeof_short * 1, 2)
self.usrp2_source_xxxx2_0 = usrp2.source_16sc()
self.usrp2_source_xxxx2_0.set_decim(decim_tb)
self.usrp2_source_xxxx2_0.set_center_freq(freq_tb)
self.usrp2_source_xxxx2_0.set_gain(gain_tb)
self.wxgui_fftsink1 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=5,
y_divs=10,
ref_level=50,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="Not filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink1.win)
self.wxgui_fftsink2 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=50,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="RRC filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink2.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.rx_ntb.GetPage(1).GetWin(),
title="QPSK constellation diagram",
sample_rate=symb_rate,
v_scale=0.4,
v_offset=0,
t_scale=1 / samp_rate,
ac_couple=False,
xy_mode=True,
num_inputs=1,
)
self.rx_ntb.GetPage(1).Add(self.wxgui_scopesink2_1.win)
##################################################
# Connections
##################################################
self.connect((self.gr_float_to_complex_0, 0), (self.wxgui_fftsink1, 0))
self.connect((self.gr_float_to_complex_0, 0), (self.wxgui_fftsink2, 0))
self.connect((self.gr_short_to_float_0, 0),
(self.gr_float_to_complex_0, 0))
self.connect((self.gr_short_to_float_0_0, 0),
(self.gr_float_to_complex_0, 1))
self.connect((self.usrp2_source_xxxx2_0, 0),
(self.gr_file_sink_0_1, 0))
self.connect((self.usrp2_source_xxxx2_0, 0),
(self.gr_vector_to_streams_0, 0))
self.connect((self.gr_vector_to_streams_0, 1),
(self.gr_short_to_float_0_0, 0))
self.connect((self.gr_vector_to_streams_0, 0),
(self.gr_short_to_float_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0),
(self.gr_multiply_const_vxx_0, 0))
self.connect((self.gr_costas_loop_cc_0, 0),
(self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.gr_float_to_complex_0, 0),
(self.gr_costas_loop_cc_0, 0))
self.connect((self.gr_multiply_const_vxx_0, 0),
(self.wxgui_scopesink2_1, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.bf_weight = bf_weight = 1
self.variable_static_text_0 = variable_static_text_0 = bf_weight
self.tx_gain = tx_gain = 75
self.tx_freq = tx_freq = 892e6
self.samp_rate = samp_rate = 200000
self.rx_freq = rx_freq = 2425.7275e6
self.fsk_deviation_hz = fsk_deviation_hz = 38e3
##################################################
# Blocks
##################################################
self.EnergyBeamforming_randphpert4_f_0 = EnergyBeamforming.randphpert4_f(
10, 1)
_tx_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._tx_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_tx_gain_sizer,
value=self.tx_gain,
callback=self.set_tx_gain,
label="tx_gain",
converter=forms.float_converter(),
proportion=0,
)
self._tx_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_tx_gain_sizer,
value=self.tx_gain,
callback=self.set_tx_gain,
minimum=-30,
maximum=100,
num_steps=200,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_tx_gain_sizer)
def _bf_weight_probe():
while True:
val = self.EnergyBeamforming_randphpert4_f_0.poll_complex_gain(
)
try:
self.set_bf_weight(val)
except AttributeError:
pass
time.sleep(1.0 / (200000))
_bf_weight_thread = threading.Thread(target=_bf_weight_probe)
_bf_weight_thread.daemon = True
_bf_weight_thread.start()
self.wxgui_scopesink2_1 = scopesink2.scope_sink_f(
self.GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.Add(self.wxgui_scopesink2_1.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.Add(self.wxgui_scopesink2_0.win)
self._variable_static_text_0_static_text = forms.static_text(
parent=self.GetWin(),
value=self.variable_static_text_0,
callback=self.set_variable_static_text_0,
label='variable_static_text_0',
converter=forms.str_converter(),
)
self.Add(self._variable_static_text_0_static_text)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("serial=30BC5F6", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(
uhd.tune_request(rx_freq,
dsp_freq=0,
dsp_freq_policy=uhd.tune_request.POLICY_MANUAL),
0)
self.uhd_usrp_source_0.set_gain(60, 0)
self.uhd_usrp_source_0.set_antenna("RX2", 0)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("serial=30BC5F6", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(
uhd.tune_request(tx_freq,
dsp_freq=0,
dsp_freq_policy=uhd.tune_request.POLICY_MANUAL),
0)
self.uhd_usrp_sink_0.set_gain(tx_gain, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.low_pass_filter_1 = filter.fir_filter_fff(
17,
firdes.low_pass(1, samp_rate, 2400, 1200, firdes.WIN_HAMMING,
6.76))
self.low_pass_filter_0 = filter.fir_filter_ccf(
1,
firdes.low_pass(1, samp_rate, 60000, 25000, firdes.WIN_HAMMING,
6.76))
self.digital_clock_recovery_mm_xx_1 = digital.clock_recovery_mm_ff(
8.33, 0.01, 0, 0.1, 0.01)
self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1)
self.blocks_char_to_float_0 = blocks.char_to_float(1, 1)
self.analog_quadrature_demod_cf_0_0 = analog.quadrature_demod_cf(
samp_rate / (2 * math.pi * fsk_deviation_hz / 8.0))
self.EnergyBeamforming_tx_packet_source_0 = EnergyBeamforming.tx_packet_source(
samp_rate, 0.040, 1500, rx_freq, tx_freq)
self.EnergyBeamforming_multi_slicer_fi_0 = EnergyBeamforming.multi_slicer_fi(
5.5, -10)
self.EnergyBeamforming_lo_estimation_cf_0 = EnergyBeamforming.lo_estimation_cf(
samp_rate, 0.00001, 1200, 512, 192)
self.EnergyBeamforming_ekf_ff_0 = EnergyBeamforming.ekf_ff(
samp_rate, 0.050, 0, (0.05, 1, 1, 38),
(0.0000000225, 0.0000000225, 100))
self.EnergyBeamforming_bfweight_cc_0 = EnergyBeamforming.bfweight_cc(
bf_weight)
##################################################
# Connections
##################################################
self.connect((self.EnergyBeamforming_bfweight_cc_0, 0),
(self.uhd_usrp_sink_0, 0))
self.connect((self.EnergyBeamforming_ekf_ff_0, 1),
(self.EnergyBeamforming_tx_packet_source_0, 1))
self.connect((self.EnergyBeamforming_ekf_ff_0, 0),
(self.EnergyBeamforming_tx_packet_source_0, 0))
self.connect((self.EnergyBeamforming_ekf_ff_0, 3),
(self.EnergyBeamforming_tx_packet_source_0, 3))
self.connect((self.EnergyBeamforming_ekf_ff_0, 2),
(self.EnergyBeamforming_tx_packet_source_0, 2))
self.connect((self.EnergyBeamforming_lo_estimation_cf_0, 2),
(self.EnergyBeamforming_ekf_ff_0, 2))
self.connect((self.EnergyBeamforming_lo_estimation_cf_0, 4),
(self.EnergyBeamforming_ekf_ff_0, 4))
self.connect((self.EnergyBeamforming_lo_estimation_cf_0, 0),
(self.EnergyBeamforming_ekf_ff_0, 0))
self.connect((self.EnergyBeamforming_lo_estimation_cf_0, 1),
(self.EnergyBeamforming_ekf_ff_0, 1))
self.connect((self.EnergyBeamforming_lo_estimation_cf_0, 3),
(self.EnergyBeamforming_ekf_ff_0, 3))
self.connect((self.EnergyBeamforming_multi_slicer_fi_0, 0),
(self.blocks_char_to_float_0, 0))
self.connect((self.EnergyBeamforming_tx_packet_source_0, 0),
(self.EnergyBeamforming_bfweight_cc_0, 0))
self.connect((self.analog_quadrature_demod_cf_0_0, 0),
(self.low_pass_filter_1, 0))
self.connect((self.blocks_char_to_float_0, 0),
(self.EnergyBeamforming_randphpert4_f_0, 0))
self.connect((self.blocks_char_to_float_0, 0),
(self.wxgui_scopesink2_0, 0))
self.connect((self.blocks_complex_to_mag_0, 0),
(self.wxgui_scopesink2_1, 0))
self.connect((self.digital_clock_recovery_mm_xx_1, 0),
(self.EnergyBeamforming_multi_slicer_fi_0, 0))
self.connect((self.low_pass_filter_0, 0),
(self.EnergyBeamforming_lo_estimation_cf_0, 0))
self.connect((self.low_pass_filter_0, 0),
(self.analog_quadrature_demod_cf_0_0, 0))
self.connect((self.low_pass_filter_0, 0),
(self.blocks_complex_to_mag_0, 0))
self.connect((self.low_pass_filter_1, 0),
(self.digital_clock_recovery_mm_xx_1, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.low_pass_filter_0, 0))
def __init__(self, pll_alpha=0.005, satellite='NOAA18', decim=50, gain=25, clock_alpha=0.005, freq=1707e6, deframer_sync_check=True, deframer_insync_frames=2, deframer_outsync_frames=5, symb_rate=600*1109, baseband_file=os.environ['HOME'] + '/noaa_hrpt_baseband.dat', frames_file=os.environ['HOME'] + '/noaa_hrpt_frames.hmf'):
grc_wxgui.top_block_gui.__init__(self, title="USRP2 NOAA HRPT Receiver")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.pll_alpha = pll_alpha
self.satellite = satellite
self.decim = decim
self.gain = gain
self.clock_alpha = clock_alpha
self.freq = freq
self.deframer_sync_check = deframer_sync_check
self.deframer_insync_frames = deframer_insync_frames
self.deframer_outsync_frames = deframer_outsync_frames
self.symb_rate = symb_rate
self.baseband_file = baseband_file
self.frames_file = frames_file
##################################################
# Variables
##################################################
self.decim_tb = decim_tb = decim
self.symb_rate_tb = symb_rate_tb = symb_rate
self.samp_rate = samp_rate = 100e6/decim_tb
self.sps = sps = samp_rate/symb_rate_tb
self.satellite_text = satellite_text = satellite
self.samp_rate_st = samp_rate_st = samp_rate
self.pll_alpha_sl = pll_alpha_sl = pll_alpha
self.max_clock_offset = max_clock_offset = 0.1
self.max_carrier_offset = max_carrier_offset = 2*math.pi*100e3/samp_rate
self.hs = hs = int(sps/2.0)
self.gain_tb = gain_tb = gain
self.freq_tb = freq_tb = freq
self.frames_file_text_inf = frames_file_text_inf = frames_file
self.deframer_sync_after_text = deframer_sync_after_text = deframer_insync_frames
self.deframer_nosync_after_text = deframer_nosync_after_text = deframer_outsync_frames
self.deframer_check_sync_text = deframer_check_sync_text = deframer_sync_check
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S", localtime())
self.clock_alpha_sl = clock_alpha_sl = clock_alpha
self.baseband_file_text_inf = baseband_file_text_inf = baseband_file
##################################################
# Notebooks
##################################################
self.rx_ntb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "USRP Receiver")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "PLL demodulator and Clock sync")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Deframer")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Output")
self.Add(self.rx_ntb)
##################################################
# Controls
##################################################
self._decim_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._decim_tb_text_box, 1, 3, 1, 1)
self._symb_rate_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.symb_rate_tb,
callback=self.set_symb_rate_tb,
label="Symbol rate",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(self._symb_rate_tb_text_box, 2, 1, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Sat ",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._satellite_text_static_text, 1, 0, 1, 1)
self._samp_rate_st_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.samp_rate_st,
callback=self.set_samp_rate_st,
label="Sample rate",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._samp_rate_st_static_text, 1, 4, 1, 1)
_pll_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_pll_alpha_sl_sizer, 1, 0, 1, 1)
self._gain_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.gain_tb,
callback=self.set_gain_tb,
label="RX gain [dB]",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._gain_tb_text_box, 1, 2, 1, 1)
self._freq_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.freq_tb,
callback=self.set_freq_tb,
label="Frequency",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
self._frames_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.frames_file_text_inf,
callback=self.set_frames_file_text_inf,
label="Frames filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._frames_file_text_inf_static_text, 3, 0, 1, 1)
self._deframer_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_sync_after_text,
callback=self.set_deframer_sync_after_text,
label="Deframe sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._deframer_sync_after_text_static_text, 3, 0, 1, 1)
self._deframer_nosync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_nosync_after_text,
callback=self.set_deframer_nosync_after_text,
label="Deframer out of sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._deframer_nosync_after_text_static_text, 4, 0, 1, 1)
self._deframer_check_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_check_sync_text,
callback=self.set_deframer_check_sync_text,
label="Deframer check sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._deframer_check_sync_text_static_text, 2, 0, 1, 1)
self._datetime_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Local time of aquisition start",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._datetime_text_static_text, 1, 0, 1, 1)
_clock_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_clock_alpha_sl_sizer, 1, 1, 1, 1)
self._baseband_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.baseband_file_text_inf,
callback=self.set_baseband_file_text_inf,
label="Baseband filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._baseband_file_text_inf_static_text, 4, 0, 1, 1)
##################################################
# Blocks
##################################################
self.gr_agc_xx_0 = gr.agc_cc(10e-6, 1, 1.0/32767.0, 1.0)
self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(sps/2.0, clock_alpha**2/4.0, 0.5, clock_alpha, max_clock_offset)
self.gr_file_sink_0_0 = gr.file_sink(gr.sizeof_short*1, frames_file)
self.gr_file_sink_0_0.set_unbuffered(False)
self.gr_file_sink_0_1 = gr.file_sink(gr.sizeof_short*2, baseband_file)
self.gr_file_sink_0_1.set_unbuffered(False)
self.gr_float_to_complex_0 = gr.float_to_complex(1)
self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0/hs, 4000)
self.gr_short_to_float_0 = gr.short_to_float()
self.gr_short_to_float_0_0 = gr.short_to_float()
self.gr_vector_to_streams_0 = gr.vector_to_streams(gr.sizeof_short*1, 2)
self.noaa_hrpt_decoder_0 = noaa.hrpt_decoder(True,False)
self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2/4.0, max_carrier_offset)
self.poesweather_univ_hrpt_deframer_0 = poesweather.univ_hrpt_deframer(deframer_sync_check, 11090, deframer_insync_frames, deframer_outsync_frames)
self.usrp2_source_xxxx2_0 = usrp2.source_16sc()
self.usrp2_source_xxxx2_0.set_decim(decim_tb)
self.usrp2_source_xxxx2_0.set_center_freq(freq_tb)
self.usrp2_source_xxxx2_0.set_gain(gain_tb)
self.wxgui_fftsink1 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=5,
y_divs=10,
ref_level=65,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="Not filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink1.win)
##################################################
# Connections
##################################################
self.connect((self.gr_float_to_complex_0, 0), (self.wxgui_fftsink1, 0))
self.connect((self.poesweather_univ_hrpt_deframer_0, 0), (self.noaa_hrpt_decoder_0, 0))
self.connect((self.gr_binary_slicer_fb_0, 0), (self.poesweather_univ_hrpt_deframer_0, 0))
self.connect((self.poesweather_univ_hrpt_deframer_0, 0), (self.gr_file_sink_0_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.gr_binary_slicer_fb_0, 0))
self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
self.connect((self.gr_moving_average_xx_0, 0), (self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.gr_agc_xx_0, 0), (self.pll, 0))
self.connect((self.gr_float_to_complex_0, 0), (self.gr_agc_xx_0, 0))
self.connect((self.gr_vector_to_streams_0, 0), (self.gr_short_to_float_0, 0))
self.connect((self.gr_vector_to_streams_0, 1), (self.gr_short_to_float_0_0, 0))
self.connect((self.usrp2_source_xxxx2_0, 0), (self.gr_vector_to_streams_0, 0))
self.connect((self.usrp2_source_xxxx2_0, 0), (self.gr_file_sink_0_1, 0))
self.connect((self.gr_short_to_float_0_0, 0), (self.gr_float_to_complex_0, 1))
self.connect((self.gr_short_to_float_0, 0), (self.gr_float_to_complex_0, 0))
def __init__(self,
frames_file=os.environ['HOME'] + '/NOAA-XX.hrpt',
decim=32,
satellite='NOAA-XX',
baseband_file=os.environ['HOME'] + '/NOAA-XX.dat',
sync_check=False):
grc_wxgui.top_block_gui.__init__(self,
title="NOAA HRPT Baseband To Frames")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.frames_file = frames_file
self.decim = decim
self.satellite = satellite
self.baseband_file = baseband_file
self.sync_check = sync_check
##################################################
# Variables
##################################################
self.sym_rate = sym_rate = 600 * 1109
self.sample_rate = sample_rate = 64e6 / decim
self.config_filename = config_filename = os.environ[
'HOME'] + '/.gnuradio/noaa_hrpt.conf'
self.sps = sps = sample_rate / sym_rate
self._saved_pll_alpha_config = ConfigParser.ConfigParser()
self._saved_pll_alpha_config.read(config_filename)
try:
saved_pll_alpha = self._saved_pll_alpha_config.getfloat(
"satname", 'pll_alpha')
except:
saved_pll_alpha = 0.01
self.saved_pll_alpha = saved_pll_alpha
self._saved_clock_alpha_config = ConfigParser.ConfigParser()
self._saved_clock_alpha_config.read(config_filename)
try:
saved_clock_alpha = self._saved_clock_alpha_config.getfloat(
"satname", 'clock_alpha')
except:
saved_clock_alpha = 0.01
self.saved_clock_alpha = saved_clock_alpha
self.sync_check_txt = sync_check_txt = sync_check
self.satname_txt = satname_txt = satellite
self.pll_alpha = pll_alpha = saved_pll_alpha
self.max_clock_offset = max_clock_offset = 100e-6
self.max_carrier_offset = max_carrier_offset = 2 * math.pi * 100e3 / sample_rate
self.hs = hs = int(sps / 2.0)
self.frames_file_txt = frames_file_txt = frames_file
self.decim_txt = decim_txt = decim
self.clock_alpha = clock_alpha = saved_clock_alpha
self.baseband_file_txt = baseband_file_txt = baseband_file
##################################################
# Notebooks
##################################################
self.displays = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.displays.AddPage(grc_wxgui.Panel(self.displays),
"NOAA HRPT Spectrum")
self.displays.AddPage(grc_wxgui.Panel(self.displays), "Information")
self.Add(self.displays)
##################################################
# Controls
##################################################
self._sync_check_txt_static_text = forms.static_text(
parent=self.GetWin(),
value=self.sync_check_txt,
callback=self.set_sync_check_txt,
label="Sync check",
converter=forms.int_converter(),
)
self.GridAdd(self._sync_check_txt_static_text, 0, 3, 1, 1)
self._satname_txt_static_text = forms.static_text(
parent=self.GetWin(),
value=self.satname_txt,
callback=self.set_satname_txt,
label="Satellite",
converter=forms.str_converter(),
)
self.GridAdd(self._satname_txt_static_text, 0, 0, 1, 1)
_pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
minimum=0.0,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_pll_alpha_sizer, 1, 0, 1, 1)
self._frames_file_txt_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.frames_file_txt,
callback=self.set_frames_file_txt,
label="Frames output filename",
converter=forms.str_converter(),
)
self.displays.GetPage(1).GridAdd(self._frames_file_txt_static_text, 2,
0, 1, 1)
self._decim_txt_static_text = forms.static_text(
parent=self.GetWin(),
value=self.decim_txt,
callback=self.set_decim_txt,
label="Decimation",
converter=forms.str_converter(),
)
self.GridAdd(self._decim_txt_static_text, 0, 1, 1, 1)
_clock_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
label="Clock Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
minimum=0.0,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_clock_alpha_sizer, 1, 1, 1, 1)
self._baseband_file_txt_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.baseband_file_txt,
callback=self.set_baseband_file_txt,
label="Baseband filename",
converter=forms.str_converter(),
)
self.displays.GetPage(1).GridAdd(self._baseband_file_txt_static_text,
1, 0, 1, 1)
##################################################
# Blocks
##################################################
self.agc = gr.agc_cc(1e-6, 1.0, 1.0, 1.0)
self.decoder = noaa.hrpt_decoder(True, False)
self.frame_sink = gr.file_sink(gr.sizeof_short * 1,
"/home/jerry/NOAA-XX.hrpt")
self.frame_sink.set_unbuffered(False)
self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(
sps / 2.0, clock_alpha**2 / 4.0, 0.5, clock_alpha,
max_clock_offset)
self.gr_file_source_0 = gr.file_source(
gr.sizeof_short * 1,
"/home/jerry/hrpt/baseband/NOAA-18/2011-01-07T132821-NOAA-18.dat",
False)
self.gr_interleaved_short_to_complex_0 = gr.interleaved_short_to_complex(
)
self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0 / hs, 4000)
self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2 / 4.0,
max_carrier_offset)
self.poesweather_noaa_hrpt_deframer_0 = poesweather.noaa_hrpt_deframer(
sync_check)
self.rx_fft = fftsink2.fft_sink_c(
self.displays.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=45,
ref_scale=2.0,
sample_rate=sample_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="NOAA HRPT Spectrum",
peak_hold=False,
)
self.displays.GetPage(0).Add(self.rx_fft.win)
self.throttle = gr.throttle(gr.sizeof_short * 1, sample_rate * 10)
##################################################
# Connections
##################################################
self.connect((self.gr_interleaved_short_to_complex_0, 0),
(self.agc, 0))
self.connect((self.throttle, 0),
(self.gr_interleaved_short_to_complex_0, 0))
self.connect((self.gr_file_source_0, 0), (self.throttle, 0))
self.connect((self.agc, 0), (self.rx_fft, 0))
self.connect((self.poesweather_noaa_hrpt_deframer_0, 0),
(self.frame_sink, 0))
self.connect((self.poesweather_noaa_hrpt_deframer_0, 0),
(self.decoder, 0))
self.connect((self.gr_binary_slicer_fb_0, 0),
(self.poesweather_noaa_hrpt_deframer_0, 0))
self.connect((self.agc, 0), (self.pll, 0))
self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
self.connect((self.gr_moving_average_xx_0, 0),
(self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0),
(self.gr_binary_slicer_fb_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="FM radio FFT example")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.variable_static_text_0 = variable_static_text_0 = 'RTL R820T'
self.variable_sample_rate_0 = variable_sample_rate_0 = 1.024E6
self.RF_Gain = RF_Gain = 13
self.CF = CF = 106.7e6
##################################################
# Blocks
##################################################
self._variable_sample_rate_0_text_box = forms.text_box(
parent=self.GetWin(),
value=self.variable_sample_rate_0,
callback=self.set_variable_sample_rate_0,
label=
"Sample Rate: 1.024M, 1.4M, 1.8M, 1.92M, 2.048M, 2.4M & 2. 56M",
converter=forms.float_converter(),
)
self.GridAdd(self._variable_sample_rate_0_text_box, 7, 0, 1, 5)
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Spectrum")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Waterfall")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0),
"Constellation")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Scope")
self.GridAdd(self.notebook_0, 1, 0, 4, 5)
_RF_Gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._RF_Gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_RF_Gain_sizer,
value=self.RF_Gain,
callback=self.set_RF_Gain,
label="RF Gain",
converter=forms.float_converter(),
proportion=0,
)
self._RF_Gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_RF_Gain_sizer,
value=self.RF_Gain,
callback=self.set_RF_Gain,
minimum=0,
maximum=45,
num_steps=45,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_RF_Gain_sizer, 6, 0, 1, 5)
_CF_sizer = wx.BoxSizer(wx.VERTICAL)
self._CF_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_CF_sizer,
value=self.CF,
callback=self.set_CF,
label="Center Frequency",
converter=forms.float_converter(),
proportion=0,
)
self._CF_slider = forms.slider(
parent=self.GetWin(),
sizer=_CF_sizer,
value=self.CF,
callback=self.set_CF,
minimum=87.9e6,
maximum=107.9e6,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_CF_sizer, 5, 0, 1, 5)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=CF,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=variable_sample_rate_0,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
size=(575, 600),
)
self.notebook_0.GetPage(1).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_c(
self.notebook_0.GetPage(3).GetWin(),
title="Scope Plot",
sample_rate=variable_sample_rate_0,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.notebook_0.GetPage(3).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=CF,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=variable_sample_rate_0,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
size=(575, 600),
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.wxgui_constellationsink2_0 = constsink_gl.const_sink_c(
self.notebook_0.GetPage(2).GetWin(),
title="Constellation Plot",
sample_rate=variable_sample_rate_0,
frame_rate=5,
const_size=2048,
M=4,
theta=0,
loop_bw=6.28 / 100.0,
fmax=0.06,
mu=0.5,
gain_mu=0.005,
symbol_rate=variable_sample_rate_0 / 4.,
omega_limit=0.005,
size=(575, 600),
)
self.notebook_0.GetPage(2).Add(self.wxgui_constellationsink2_0.win)
self._variable_static_text_0_static_text = forms.static_text(
parent=self.GetWin(),
value=self.variable_static_text_0,
callback=self.set_variable_static_text_0,
label="SDR ",
converter=forms.str_converter(),
)
self.GridAdd(self._variable_static_text_0_static_text, 0, 0, 1, 5)
self.RTL820T = osmosdr.source(args="numchan=" + str(1) + " " + "")
self.RTL820T.set_sample_rate(variable_sample_rate_0)
self.RTL820T.set_center_freq(CF, 0)
self.RTL820T.set_freq_corr(0, 0)
self.RTL820T.set_dc_offset_mode(0, 0)
self.RTL820T.set_iq_balance_mode(0, 0)
self.RTL820T.set_gain_mode(False, 0)
self.RTL820T.set_gain(RF_Gain, 0)
self.RTL820T.set_if_gain(20, 0)
self.RTL820T.set_bb_gain(20, 0)
self.RTL820T.set_antenna("", 0)
self.RTL820T.set_bandwidth(0, 0)
##################################################
# Connections
##################################################
self.connect((self.RTL820T, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.RTL820T, 0), (self.wxgui_constellationsink2_0, 0))
self.connect((self.RTL820T, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.RTL820T, 0), (self.wxgui_fftsink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Rds Tx")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.usrp_rate = usrp_rate = 19e3 * 20
self.stereo_gain = stereo_gain = .3
self.rt = rt = ""
self.rds_gain = rds_gain = .27
self.ps = ps = "Part 3/3"
self.pilot_gain = pilot_gain = .09
self.outbuffer = outbuffer = 10
self.input_gain = input_gain = .3
self.freq = freq = 87.5e6
self.fm_max_dev = fm_max_dev = 80e3
##################################################
# Blocks
##################################################
self._rt_text_box = forms.text_box(
parent=self.GetWin(),
value=self.rt,
callback=self.set_rt,
label='RadioText',
converter=forms.str_converter(),
)
self.Add(self._rt_text_box)
_rds_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._rds_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_rds_gain_sizer,
value=self.rds_gain,
callback=self.set_rds_gain,
label='rds_gain',
converter=forms.float_converter(),
proportion=0,
)
self._rds_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_rds_gain_sizer,
value=self.rds_gain,
callback=self.set_rds_gain,
minimum=0,
maximum=3,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_rds_gain_sizer)
self._ps_text_box = forms.text_box(
parent=self.GetWin(),
value=self.ps,
callback=self.set_ps,
label='PS',
converter=forms.str_converter(),
)
self.Add(self._ps_text_box)
_pilot_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._pilot_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pilot_gain_sizer,
value=self.pilot_gain,
callback=self.set_pilot_gain,
label='pilot_gain',
converter=forms.float_converter(),
proportion=0,
)
self._pilot_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_pilot_gain_sizer,
value=self.pilot_gain,
callback=self.set_pilot_gain,
minimum=0,
maximum=3,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_pilot_gain_sizer)
_input_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._input_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_input_gain_sizer,
value=self.input_gain,
callback=self.set_input_gain,
label='input_gain',
converter=forms.float_converter(),
proportion=0,
)
self._input_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_input_gain_sizer,
value=self.input_gain,
callback=self.set_input_gain,
minimum=0,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_input_gain_sizer)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=20,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=usrp_rate,
fft_size=1024,
fft_rate=30,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
_stereo_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._stereo_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_stereo_gain_sizer,
value=self.stereo_gain,
callback=self.set_stereo_gain,
label='stereo_gain',
converter=forms.float_converter(),
proportion=0,
)
self._stereo_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_stereo_gain_sizer,
value=self.stereo_gain,
callback=self.set_stereo_gain,
minimum=0,
maximum=3,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_stereo_gain_sizer)
self.rational_resampler_xxx_1 = filter.rational_resampler_ccc(
interpolation=1000,
decimation=380,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0_0 = filter.rational_resampler_fff(
interpolation=380,
decimation=16,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=380,
decimation=16,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0_0_0 = filter.interp_fir_filter_fff(
1,
firdes.low_pass(1, usrp_rate, 15e3, 2e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0_0 = filter.interp_fir_filter_fff(
1,
firdes.low_pass(1, usrp_rate, 15e3, 2e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0 = filter.interp_fir_filter_fff(
1,
firdes.low_pass(1, usrp_rate, 2.5e3, .5e3, firdes.WIN_HAMMING,
6.76))
(self.low_pass_filter_0).set_max_output_buffer(10)
self.gr_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(2)
(self.gr_unpack_k_bits_bb_0).set_max_output_buffer(10)
self.gr_sub_xx_0 = blocks.sub_ff(1)
self.gr_sig_source_x_0_1 = analog.sig_source_f(usrp_rate,
analog.GR_SIN_WAVE,
19e3, 1, 0)
self.gr_sig_source_x_0_0 = analog.sig_source_f(usrp_rate,
analog.GR_SIN_WAVE,
57e3, 1, 0)
self.gr_sig_source_x_0 = analog.sig_source_f(usrp_rate,
analog.GR_SIN_WAVE, 38e3,
1, 0)
self.gr_rds_encoder_0 = rds.encoder(0, 14, True, ps, 89.8e6, True,
False, 6, 1, 147, rt)
(self.gr_rds_encoder_0).set_max_output_buffer(10)
self.gr_multiply_xx_1 = blocks.multiply_vff(1)
self.gr_multiply_xx_0 = blocks.multiply_vff(1)
(self.gr_multiply_xx_0).set_max_output_buffer(10)
self.gr_map_bb_1 = digital.map_bb(([1, 2]))
(self.gr_map_bb_1).set_max_output_buffer(10)
self.gr_map_bb_0 = digital.map_bb(([-1, 1]))
(self.gr_map_bb_0).set_max_output_buffer(10)
self.gr_frequency_modulator_fc_0 = analog.frequency_modulator_fc(
2 * math.pi * fm_max_dev / usrp_rate)
(self.gr_frequency_modulator_fc_0).set_max_output_buffer(10)
self.gr_diff_encoder_bb_0 = digital.diff_encoder_bb(2)
(self.gr_diff_encoder_bb_0).set_max_output_buffer(10)
self.gr_char_to_float_0 = blocks.char_to_float(1, 1)
(self.gr_char_to_float_0).set_max_output_buffer(10)
self.gr_add_xx_1 = blocks.add_vff(1)
(self.gr_add_xx_1).set_max_output_buffer(10)
self.gr_add_xx_0 = blocks.add_vff(1)
self.blocks_wavfile_source_0 = blocks.wavfile_source(
'/home/deepstar/Projects/OverTheWire/advent2019/advent2019/steven/santa-radio/part3/part3-new.wav',
False)
self.blocks_socket_pdu_0 = blocks.socket_pdu("TCP_SERVER", '', '52001',
10000, False)
self.blocks_repeat_0 = blocks.repeat(gr.sizeof_float * 1, 160)
self.blocks_multiply_const_vxx_0_1 = blocks.multiply_const_vff(
(input_gain, ))
self.blocks_multiply_const_vxx_0_0_1 = blocks.multiply_const_vff(
(pilot_gain, ))
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff(
(rds_gain, ))
(self.blocks_multiply_const_vxx_0_0).set_max_output_buffer(10)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff(
(input_gain, ))
self.blocks_file_sink_0 = blocks.file_sink(
gr.sizeof_gr_complex * 1,
'/home/deepstar/Projects/OverTheWire/advent2019/advent2019/steven/santa-radio/part3/fm3-small.wav',
False)
self.blocks_file_sink_0.set_unbuffered(False)
self.audio_sink_0 = audio.sink(16000, '', True)
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_socket_pdu_0, 'pdus'),
(self.gr_rds_encoder_0, 'rds in'))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0),
(self.gr_add_xx_1, 0))
self.connect((self.blocks_multiply_const_vxx_0_0_1, 0),
(self.gr_add_xx_1, 1))
self.connect((self.blocks_multiply_const_vxx_0_1, 0),
(self.rational_resampler_xxx_0_0, 0))
self.connect((self.blocks_repeat_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.blocks_wavfile_source_0, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_wavfile_source_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_wavfile_source_0, 0),
(self.blocks_multiply_const_vxx_0_1, 0))
self.connect((self.gr_add_xx_0, 0), (self.low_pass_filter_0_0, 0))
self.connect((self.gr_add_xx_1, 0),
(self.gr_frequency_modulator_fc_0, 0))
self.connect((self.gr_add_xx_1, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.gr_char_to_float_0, 0), (self.blocks_repeat_0, 0))
self.connect((self.gr_diff_encoder_bb_0, 0), (self.gr_map_bb_1, 0))
self.connect((self.gr_frequency_modulator_fc_0, 0),
(self.rational_resampler_xxx_1, 0))
self.connect((self.gr_map_bb_0, 0), (self.gr_char_to_float_0, 0))
self.connect((self.gr_map_bb_1, 0), (self.gr_unpack_k_bits_bb_0, 0))
self.connect((self.gr_multiply_xx_0, 0),
(self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.gr_multiply_xx_1, 0), (self.gr_add_xx_1, 2))
self.connect((self.gr_rds_encoder_0, 0),
(self.gr_diff_encoder_bb_0, 0))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_1, 0))
self.connect((self.gr_sig_source_x_0_0, 0), (self.gr_multiply_xx_0, 0))
self.connect((self.gr_sig_source_x_0_1, 0),
(self.blocks_multiply_const_vxx_0_0_1, 0))
self.connect((self.gr_sub_xx_0, 0), (self.low_pass_filter_0_0_0, 0))
self.connect((self.gr_unpack_k_bits_bb_0, 0), (self.gr_map_bb_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.gr_multiply_xx_0, 1))
self.connect((self.low_pass_filter_0_0, 0), (self.gr_add_xx_1, 3))
self.connect((self.low_pass_filter_0_0_0, 0),
(self.gr_multiply_xx_1, 1))
self.connect((self.rational_resampler_xxx_0, 0), (self.gr_add_xx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.gr_sub_xx_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0),
(self.gr_add_xx_0, 1))
self.connect((self.rational_resampler_xxx_0_0, 0),
(self.gr_sub_xx_0, 1))
self.connect((self.rational_resampler_xxx_1, 0),
(self.blocks_file_sink_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="USRP HRPT Receiver")
##################################################
# Variables
##################################################
self.config_filename = config_filename = os.environ['HOME']+'/.gnuradio/config.conf'
self._decim_config = ConfigParser.ConfigParser()
self._decim_config.read(config_filename)
try: decim = self._decim_config.getfloat('usrp_rx_hrpt', 'decim')
except: decim = 32
self.decim = decim
self.sym_rate = sym_rate = 600*1109
self.sample_rate = sample_rate = 64e6/decim
self.sps = sps = sample_rate/sym_rate
self._side_config = ConfigParser.ConfigParser()
self._side_config.read(config_filename)
try: side = self._side_config.get('usrp_rx_hrpt', 'side')
except: side = 'A'
self.side = side
self._saved_pll_alpha_config = ConfigParser.ConfigParser()
self._saved_pll_alpha_config.read(config_filename)
try: saved_pll_alpha = self._saved_pll_alpha_config.getfloat('usrp_rx_hrpt', 'pll_alpha')
except: saved_pll_alpha = 0.01
self.saved_pll_alpha = saved_pll_alpha
self._saved_gain_config = ConfigParser.ConfigParser()
self._saved_gain_config.read(config_filename)
try: saved_gain = self._saved_gain_config.getfloat('usrp_rx_hrpt', 'gain')
except: saved_gain = 35
self.saved_gain = saved_gain
self._saved_freq_config = ConfigParser.ConfigParser()
self._saved_freq_config.read(config_filename)
try: saved_freq = self._saved_freq_config.getfloat('usrp_rx_hrpt', 'freq')
except: saved_freq = 1698e6
self.saved_freq = saved_freq
self._saved_clock_alpha_config = ConfigParser.ConfigParser()
self._saved_clock_alpha_config.read(config_filename)
try: saved_clock_alpha = self._saved_clock_alpha_config.getfloat('usrp_rx_hrpt', 'clock_alpha')
except: saved_clock_alpha = 0.01
self.saved_clock_alpha = saved_clock_alpha
self.side_text = side_text = side
self.pll_alpha = pll_alpha = saved_pll_alpha
self._output_filename_config = ConfigParser.ConfigParser()
self._output_filename_config.read(config_filename)
try: output_filename = self._output_filename_config.get('usrp_rx_hrpt', 'filename')
except: output_filename = 'frames.hrpt'
self.output_filename = output_filename
self.max_clock_offset = max_clock_offset = 100e-6
self.max_carrier_offset = max_carrier_offset = 2*math.pi*100e3/sample_rate
self.hs = hs = int(sps/2.0)
self.gain = gain = saved_gain
self.freq = freq = saved_freq
self.decim_text = decim_text = decim
self.clock_alpha = clock_alpha = saved_clock_alpha
##################################################
# Notebooks
##################################################
self.displays = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.displays.AddPage(grc_wxgui.Panel(self.displays), "Spectrum")
self.displays.AddPage(grc_wxgui.Panel(self.displays), "Demod")
self.GridAdd(self.displays, 2, 0, 1, 4)
##################################################
# Controls
##################################################
self._side_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.side_text,
callback=self.set_side_text,
label="USRP Side",
converter=forms.str_converter(),
)
self.GridAdd(self._side_text_static_text, 1, 0, 1, 1)
_pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
minimum=0.0,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_pll_alpha_sizer, 0, 2, 1, 1)
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label="RX Gain",
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_gain_sizer, 0, 1, 1, 1)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
value=self.freq,
callback=self.set_freq,
label="Frequency",
converter=forms.float_converter(),
)
self.GridAdd(self._freq_text_box, 0, 0, 1, 1)
self._decim_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.decim_text,
callback=self.set_decim_text,
label="Decimation",
converter=forms.float_converter(),
)
self.GridAdd(self._decim_text_static_text, 1, 1, 1, 1)
_clock_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
label="Clock Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
minimum=0.0,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_clock_alpha_sizer, 0, 3, 1, 1)
##################################################
# Blocks
##################################################
self.agc = gr.agc_cc(1e-6, 1.0, 1.0, 1.0)
self.decoder = noaa.hrpt_decoder(True,True)
self.deframer = noaa.hrpt_deframer()
self.demod_scope = scopesink2.scope_sink_f(
self.displays.GetPage(1).GetWin(),
title="Post-Demod",
sample_rate=sym_rate*2.0,
v_scale=0.5,
v_offset=0,
t_scale=10.0/sym_rate,
ac_couple=False,
xy_mode=False,
num_inputs=1,
)
self.displays.GetPage(1).GridAdd(self.demod_scope.win, 0, 0, 1, 1)
self.frame_sink = gr.file_sink(gr.sizeof_short*1, output_filename)
self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(sps/2.0, clock_alpha**2/4.0, 0.5, clock_alpha, max_clock_offset)
self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0/hs, 4000)
self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2/4.0, max_carrier_offset)
self.rx_fft = fftsink2.fft_sink_c(
self.displays.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=5,
y_divs=8,
ref_level=-5,
ref_scale=2.0,
sample_rate=sample_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.1,
title="RX Spectrum",
peak_hold=False,
size=(640, 360),
)
self.displays.GetPage(0).GridAdd(self.rx_fft.win, 0, 0, 1, 1)
self.usrp_source = grc_usrp.simple_source_c(which=0, side=side, rx_ant="RXA")
self.usrp_source.set_decim_rate(decim)
self.usrp_source.set_frequency(freq, verbose=True)
self.usrp_source.set_gain(gain)
##################################################
# Connections
##################################################
self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.gr_binary_slicer_fb_0, 0))
self.connect((self.deframer, 0), (self.frame_sink, 0))
self.connect((self.deframer, 0), (self.decoder, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.demod_scope, 0))
self.connect((self.gr_moving_average_xx_0, 0), (self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
self.connect((self.agc, 0), (self.pll, 0))
self.connect((self.usrp_source, 0), (self.agc, 0))
self.connect((self.agc, 0), (self.rx_fft, 0))
self.connect((self.gr_binary_slicer_fb_0, 0), (self.deframer, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="USRP HRPT Receiver")
##################################################
# Variables
##################################################
self.config_filename = config_filename = "usrp_rx_hrpt.cfg"
self._decim_config = ConfigParser.ConfigParser()
self._decim_config.read(config_filename)
try:
decim = self._decim_config.getfloat("usrp", "decim")
except:
decim = 16
self.decim = decim
self.sym_rate = sym_rate = 600 * 1109
self.sample_rate = sample_rate = 64e6 / decim
self.sps = sps = sample_rate / sym_rate
self._side_config = ConfigParser.ConfigParser()
self._side_config.read(config_filename)
try:
side = self._side_config.get("usrp", "side")
except:
side = "A"
self.side = side
self._saved_sync_alpha_config = ConfigParser.ConfigParser()
self._saved_sync_alpha_config.read(config_filename)
try:
saved_sync_alpha = self._saved_sync_alpha_config.getfloat("demod", "sync_alpha")
except:
saved_sync_alpha = 0.05
self.saved_sync_alpha = saved_sync_alpha
self._saved_pll_alpha_config = ConfigParser.ConfigParser()
self._saved_pll_alpha_config.read(config_filename)
try:
saved_pll_alpha = self._saved_pll_alpha_config.getfloat("demod", "pll_alpha")
except:
saved_pll_alpha = 0.05
self.saved_pll_alpha = saved_pll_alpha
self._saved_gain_config = ConfigParser.ConfigParser()
self._saved_gain_config.read(config_filename)
try:
saved_gain = self._saved_gain_config.getfloat("usrp", "gain")
except:
saved_gain = 35
self.saved_gain = saved_gain
self._saved_freq_config = ConfigParser.ConfigParser()
self._saved_freq_config.read(config_filename)
try:
saved_freq = self._saved_freq_config.getfloat("usrp", "freq")
except:
saved_freq = 1698e6
self.saved_freq = saved_freq
self.hs = hs = int(sps / 2.0)
self.sync_alpha = sync_alpha = saved_sync_alpha
self.side_text = side_text = side
self.pll_alpha = pll_alpha = saved_pll_alpha
self._output_filename_config = ConfigParser.ConfigParser()
self._output_filename_config.read(config_filename)
try:
output_filename = self._output_filename_config.get("output", "filename")
except:
output_filename = "frames.dat"
self.output_filename = output_filename
self.mf_taps = mf_taps = [-0.5 / hs] * hs + [0.5 / hs] * hs
self.max_sync_offset = max_sync_offset = 0.01
self.max_carrier_offset = max_carrier_offset = 2 * math.pi * 100e3 / sample_rate
self.gain = gain = saved_gain
self.freq = freq = saved_freq
self.decim_text = decim_text = decim
##################################################
# Notebooks
##################################################
self.displays = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.displays.AddPage(grc_wxgui.Panel(self.displays), "RX")
self.displays.AddPage(grc_wxgui.Panel(self.displays), "Demod")
self.GridAdd(self.displays, 2, 0, 1, 4)
##################################################
# Controls
##################################################
_sync_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._sync_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_sync_alpha_sizer,
value=self.sync_alpha,
callback=self.set_sync_alpha,
label="SYNC Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._sync_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_sync_alpha_sizer,
value=self.sync_alpha,
callback=self.set_sync_alpha,
minimum=0.0,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_sync_alpha_sizer, 0, 3, 1, 1)
self._side_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.side_text,
callback=self.set_side_text,
label="USRP Side",
converter=forms.str_converter(),
)
self.GridAdd(self._side_text_static_text, 1, 0, 1, 1)
_pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
minimum=0.0,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_pll_alpha_sizer, 0, 2, 1, 1)
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label="RX Gain",
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_gain_sizer, 0, 1, 1, 1)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
value=self.freq,
callback=self.set_freq,
label="Frequency",
converter=forms.float_converter(),
)
self.GridAdd(self._freq_text_box, 0, 0, 1, 1)
self._decim_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.decim_text,
callback=self.set_decim_text,
label="Decimation",
converter=forms.float_converter(),
)
self.GridAdd(self._decim_text_static_text, 1, 1, 1, 1)
##################################################
# Blocks
##################################################
self.agc = gr.agc_cc(1e-6, 1.0, 1.0, 1.0)
self.decoder = noaa.hrpt_decoder()
self.deframer = noaa.hrpt_deframer()
self.frame_sink = gr.file_sink(gr.sizeof_short * 1, output_filename)
self.gr_fir_filter_xxx_0 = gr.fir_filter_ccc(1, (mf_taps))
self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha ** 2 / 4.0, max_carrier_offset)
self.pll_scope = scopesink2.scope_sink_f(
self.displays.GetPage(1).GetWin(),
title="Demod Waveform",
sample_rate=sample_rate,
v_scale=0.5,
t_scale=20.0 / sample_rate,
ac_couple=False,
xy_mode=False,
num_inputs=1,
)
self.displays.GetPage(1).GridAdd(self.pll_scope.win, 0, 0, 1, 1)
self.rx_fft = fftsink2.fft_sink_c(
self.displays.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=5,
y_divs=8,
ref_level=-5,
ref_scale=2.0,
sample_rate=sample_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.1,
title="RX Spectrum",
peak_hold=False,
)
self.displays.GetPage(0).GridAdd(self.rx_fft.win, 0, 0, 1, 1)
self.rx_scope = scopesink2.scope_sink_c(
self.displays.GetPage(0).GetWin(),
title="RX Waveform",
sample_rate=sample_rate,
v_scale=0,
t_scale=20.0 / sample_rate,
ac_couple=False,
xy_mode=False,
num_inputs=1,
)
self.displays.GetPage(0).GridAdd(self.rx_scope.win, 1, 0, 1, 1)
self.sync = noaa.hrpt_sync_fb(sync_alpha, sync_alpha ** 2 / 4.0, sps, max_sync_offset)
self.usrp_source = grc_usrp.simple_source_c(which=0, side=side, rx_ant="RXA")
self.usrp_source.set_decim_rate(decim)
self.usrp_source.set_frequency(freq, verbose=True)
self.usrp_source.set_gain(gain)
##################################################
# Connections
##################################################
self.connect((self.deframer, 0), (self.frame_sink, 0))
self.connect((self.sync, 0), (self.deframer, 0))
self.connect((self.pll, 0), (self.sync, 0))
self.connect((self.pll, 0), (self.pll_scope, 0))
self.connect((self.agc, 0), (self.rx_scope, 0))
self.connect((self.agc, 0), (self.rx_fft, 0))
self.connect((self.deframer, 0), (self.decoder, 0))
self.connect((self.agc, 0), (self.gr_fir_filter_xxx_0, 0))
self.connect((self.gr_fir_filter_xxx_0, 0), (self.pll, 0))
self.connect((self.usrp_source, 0), (self.agc, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="USRP HRPT Receiver")
##################################################
# Variables
##################################################
self.config_filename = config_filename = 'usrp_rx_hrpt.cfg'
self._decim_config = ConfigParser.ConfigParser()
self._decim_config.read(config_filename)
try: decim = self._decim_config.getfloat('usrp', 'decim')
except: decim = 16
self.decim = decim
self.sym_rate = sym_rate = 600*1109
self.sample_rate = sample_rate = 64e6/decim
self.sps = sps = sample_rate/sym_rate
self._side_config = ConfigParser.ConfigParser()
self._side_config.read(config_filename)
try: side = self._side_config.get('usrp', 'side')
except: side = 'A'
self.side = side
self._saved_sync_alpha_config = ConfigParser.ConfigParser()
self._saved_sync_alpha_config.read(config_filename)
try: saved_sync_alpha = self._saved_sync_alpha_config.getfloat('demod', 'sync_alpha')
except: saved_sync_alpha = 0.05
self.saved_sync_alpha = saved_sync_alpha
self._saved_pll_alpha_config = ConfigParser.ConfigParser()
self._saved_pll_alpha_config.read(config_filename)
try: saved_pll_alpha = self._saved_pll_alpha_config.getfloat('demod', 'pll_alpha')
except: saved_pll_alpha = 0.05
self.saved_pll_alpha = saved_pll_alpha
self._saved_gain_config = ConfigParser.ConfigParser()
self._saved_gain_config.read(config_filename)
try: saved_gain = self._saved_gain_config.getfloat('usrp', 'gain')
except: saved_gain = 35
self.saved_gain = saved_gain
self._saved_freq_config = ConfigParser.ConfigParser()
self._saved_freq_config.read(config_filename)
try: saved_freq = self._saved_freq_config.getfloat('usrp', 'freq')
except: saved_freq = 1698e6
self.saved_freq = saved_freq
self.hs = hs = int(sps/2.0)
self.sync_alpha = sync_alpha = saved_sync_alpha
self.side_text = side_text = side
self.pll_alpha = pll_alpha = saved_pll_alpha
self._output_filename_config = ConfigParser.ConfigParser()
self._output_filename_config.read(config_filename)
try: output_filename = self._output_filename_config.get('output', 'filename')
except: output_filename = 'frames.dat'
self.output_filename = output_filename
self.mf_taps = mf_taps = [-0.5/hs,]*hs+[0.5/hs,]*hs
self.max_sync_offset = max_sync_offset = 0.01
self.max_carrier_offset = max_carrier_offset = 2*math.pi*100e3/sample_rate
self.gain = gain = saved_gain
self.freq = freq = saved_freq
self.decim_text = decim_text = decim
##################################################
# Controls
##################################################
_sync_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._sync_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_sync_alpha_sizer,
value=self.sync_alpha,
callback=self.set_sync_alpha,
label="SYNC Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._sync_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_sync_alpha_sizer,
value=self.sync_alpha,
callback=self.set_sync_alpha,
minimum=0.0,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_sync_alpha_sizer, 0, 3, 1, 1)
self._side_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.side_text,
callback=self.set_side_text,
label="USRP Side",
converter=forms.str_converter(),
)
self.GridAdd(self._side_text_static_text, 1, 0, 1, 1)
_pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
minimum=0.0,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_pll_alpha_sizer, 0, 2, 1, 1)
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label="RX Gain",
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_gain_sizer, 0, 1, 1, 1)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
value=self.freq,
callback=self.set_freq,
label="Frequency",
converter=forms.float_converter(),
)
self.GridAdd(self._freq_text_box, 0, 0, 1, 1)
self._decim_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.decim_text,
callback=self.set_decim_text,
label="Decimation",
converter=forms.float_converter(),
)
self.GridAdd(self._decim_text_static_text, 1, 1, 1, 1)
##################################################
# Blocks
##################################################
self.agc = gr.agc_cc(1e-6, 1.0, 1.0, 1.0)
self.decoder = noaa.hrpt_decoder()
self.deframer = noaa.hrpt_deframer()
self.frame_sink = gr.file_sink(gr.sizeof_short*1, output_filename)
self.gr_fir_filter_xxx_0 = gr.fir_filter_ccc(1, (mf_taps))
self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2/4.0, max_carrier_offset)
self.pll_scope = scopesink2.scope_sink_f(
self.GetWin(),
title="Demod Waveform",
sample_rate=sample_rate,
v_scale=0.5,
t_scale=20.0/sample_rate,
ac_couple=False,
xy_mode=False,
num_inputs=1,
)
self.GridAdd(self.pll_scope.win, 2, 0, 1, 4)
self.sync = noaa.hrpt_sync_fb(sync_alpha, sync_alpha**2/4.0, sps, max_sync_offset)
self.usrp_source = grc_usrp.simple_source_c(which=0, side=side, rx_ant="RXA")
self.usrp_source.set_decim_rate(decim)
self.usrp_source.set_frequency(freq, verbose=True)
self.usrp_source.set_gain(gain)
##################################################
# Connections
##################################################
self.connect((self.gr_fir_filter_xxx_0, 0), (self.pll, 0))
self.connect((self.agc, 0), (self.gr_fir_filter_xxx_0, 0))
self.connect((self.usrp_source, 0), (self.agc, 0))
self.connect((self.deframer, 0), (self.decoder, 0))
self.connect((self.pll, 0), (self.pll_scope, 0))
self.connect((self.pll, 0), (self.sync, 0))
self.connect((self.sync, 0), (self.deframer, 0))
self.connect((self.deframer, 0), (self.frame_sink, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="FM radio FFT example")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.variable_sample_rate_0 = variable_sample_rate_0 = 1.000E6
self.xlatecenter = xlatecenter = 0
self.xlate_filter = xlate_filter = firdes.low_pass(1, variable_sample_rate_0, 125000, 25000, firdes.WIN_HAMMING, 6.76)
self.variable_static_text_0 = variable_static_text_0 = 'RTL R820T'
self.variable_1 = variable_1 = 0
self.transition = transition = 1e6
self.samp_rate = samp_rate = 48000
self.quadrature = quadrature = 500000
self.cutoff = cutoff = 1e5
self.audio_interp = audio_interp = 4
self.RF_Gain = RF_Gain = 13
self.CF = CF = 88.5e6
##################################################
# Blocks
##################################################
_xlatecenter_sizer = wx.BoxSizer(wx.VERTICAL)
self._xlatecenter_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_xlatecenter_sizer,
value=self.xlatecenter,
callback=self.set_xlatecenter,
label="center2",
converter=forms.float_converter(),
proportion=0,
)
self._xlatecenter_slider = forms.slider(
parent=self.GetWin(),
sizer=_xlatecenter_sizer,
value=self.xlatecenter,
callback=self.set_xlatecenter,
minimum=-1e6,
maximum=1e6,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_xlatecenter_sizer, 8, 0, 1, 5)
self._variable_sample_rate_0_text_box = forms.text_box(
parent=self.GetWin(),
value=self.variable_sample_rate_0,
callback=self.set_variable_sample_rate_0,
label="Sample Rate: 1.024M, 1.4M, 1.8M, 1.92M, 2.048M, 2.4M & 2. 56M",
converter=forms.float_converter(),
)
self.GridAdd(self._variable_sample_rate_0_text_box, 7, 0, 1, 5)
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Spectrum")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Waterfall")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Constellation")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Scope")
self.GridAdd(self.notebook_0, 1, 0, 4, 5)
_RF_Gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._RF_Gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_RF_Gain_sizer,
value=self.RF_Gain,
callback=self.set_RF_Gain,
label="RF Gain",
converter=forms.float_converter(),
proportion=0,
)
self._RF_Gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_RF_Gain_sizer,
value=self.RF_Gain,
callback=self.set_RF_Gain,
minimum=0,
maximum=45,
num_steps=45,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_RF_Gain_sizer, 6, 0, 1, 5)
_CF_sizer = wx.BoxSizer(wx.VERTICAL)
self._CF_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_CF_sizer,
value=self.CF,
callback=self.set_CF,
label="Center Frequency",
converter=forms.float_converter(),
proportion=0,
)
self._CF_slider = forms.slider(
parent=self.GetWin(),
sizer=_CF_sizer,
value=self.CF,
callback=self.set_CF,
minimum=87.9e6,
maximum=90e6,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_CF_sizer, 5, 0, 1, 5)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=CF,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=variable_sample_rate_0,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
size=(575, 600),
)
self.notebook_0.GetPage(1).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_c(
self.notebook_0.GetPage(3).GetWin(),
title="Scope Plot",
sample_rate=variable_sample_rate_0,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.notebook_0.GetPage(3).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=CF,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=variable_sample_rate_0,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
size=(575, 600),
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.wxgui_constellationsink2_0 = constsink_gl.const_sink_c(
self.notebook_0.GetPage(2).GetWin(),
title="Constellation Plot",
sample_rate=variable_sample_rate_0,
frame_rate=5,
const_size=2048,
M=4,
theta=0,
loop_bw=6.28/100.0,
fmax=0.06,
mu=0.5,
gain_mu=0.005,
symbol_rate=variable_sample_rate_0/4.,
omega_limit=0.005,
size=(575, 600),
)
self.notebook_0.GetPage(2).Add(self.wxgui_constellationsink2_0.win)
self._variable_static_text_0_static_text = forms.static_text(
parent=self.GetWin(),
value=self.variable_static_text_0,
callback=self.set_variable_static_text_0,
label="SDR ",
converter=forms.str_converter(),
)
self.GridAdd(self._variable_static_text_0_static_text, 0, 0, 1, 5)
self.rational_resampler_xxx_1_0 = filter.rational_resampler_fff(
interpolation=48,
decimation=50,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1 = filter.rational_resampler_fff(
interpolation=48,
decimation=50,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=samp_rate * audio_interp,
decimation=int(variable_sample_rate_0),
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(5, firdes.low_pass(
1, variable_sample_rate_0, 5000, 8000, firdes.WIN_HAMMING, 6.76))
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(5, (xlate_filter), xlatecenter, variable_sample_rate_0)
self.audio_sink_1_0 = audio.sink(48000, "Radio:NFM-Center", True)
self.audio_sink_1 = audio.sink(48000, "Radio:NFM", True)
self.audio_sink_0 = audio.sink(48000, "Radio:WFM", False)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate * audio_interp,
audio_decimation=audio_interp,
)
self.analog_nbfm_rx_0_0 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.analog_nbfm_rx_0 = analog.nbfm_rx(
audio_rate=50000,
quad_rate=int(variable_sample_rate_0/5),
tau=75e-6,
max_dev=12500,
)
self.RTL820T = osmosdr.source( args="numchan=" + str(1) + " " + "" )
self.RTL820T.set_sample_rate(variable_sample_rate_0)
self.RTL820T.set_center_freq(CF, 0)
self.RTL820T.set_freq_corr(0, 0)
self.RTL820T.set_dc_offset_mode(2, 0)
self.RTL820T.set_iq_balance_mode(0, 0)
self.RTL820T.set_gain_mode(False, 0)
self.RTL820T.set_gain(RF_Gain, 0)
self.RTL820T.set_if_gain(20, 0)
self.RTL820T.set_bb_gain(20, 0)
self.RTL820T.set_antenna("", 0)
self.RTL820T.set_bandwidth(1e6, 0)
##################################################
# Connections
##################################################
self.connect((self.RTL820T, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.RTL820T, 0), (self.low_pass_filter_0, 0))
self.connect((self.RTL820T, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.RTL820T, 0), (self.wxgui_constellationsink2_0, 0))
self.connect((self.RTL820T, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.RTL820T, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.RTL820T, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.analog_nbfm_rx_0, 0), (self.rational_resampler_xxx_1, 0))
self.connect((self.analog_nbfm_rx_0_0, 0), (self.rational_resampler_xxx_1_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.audio_sink_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.analog_nbfm_rx_0_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_nbfm_rx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rational_resampler_xxx_1, 0), (self.audio_sink_1, 0))
self.connect((self.rational_resampler_xxx_1_0, 0), (self.audio_sink_1_0, 0))
def __init__(
self,
satellite='NOAAxx',
decim=50,
baseband_file="/home/martin/GNURadioData/hrpt/baseband/HRPT_NOAA19_2010-09-10_12-35-34_UTC_U2_d50.sam",
frames_file=os.environ['HOME'] + '/noaa_hrpt_frames.hmf',
deframer_outsync_frames=5,
deframer_insync_frames=2,
clock_alpha=0.005,
gain_mu=0.005,
pll_alpha=0.005,
pll_beta=0.00001,
deframer_sync_check=True,
symb_rate=600 * 1109):
grc_wxgui.top_block_gui.__init__(
self, title="NOAA HRPT Receiver from baseband file")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.satellite = satellite
self.decim = decim
self.baseband_file = baseband_file
self.frames_file = frames_file
self.deframer_outsync_frames = deframer_outsync_frames
self.deframer_insync_frames = deframer_insync_frames
self.clock_alpha = clock_alpha
self.gain_mu = gain_mu
self.pll_alpha = pll_alpha
self.pll_beta = pll_beta
self.deframer_sync_check = deframer_sync_check
self.symb_rate = symb_rate
##################################################
# Variables
##################################################
self.decim_tb = decim_tb = decim
self.symb_rate_tb = symb_rate_tb = symb_rate
self.samp_rate = samp_rate = 100e6 / decim_tb
self.sps = sps = samp_rate / symb_rate_tb
self.satellite_text = satellite_text = satellite
self.samp_rate_st = samp_rate_st = samp_rate
self.pll_beta_sl = pll_beta_sl = pll_beta
self.pll_alpha_sl = pll_alpha_sl = pll_alpha
self.max_clock_offset = max_clock_offset = 0.1
self.max_carrier_offset = max_carrier_offset = 2 * math.pi * 100e3 / samp_rate
self.hs = hs = int(sps / 2.0)
self.gain_mu_sl = gain_mu_sl = gain_mu
self.frames_file_text_inf = frames_file_text_inf = frames_file
self.deframer_sync_after_text = deframer_sync_after_text = deframer_insync_frames
self.deframer_nosync_after_text = deframer_nosync_after_text = deframer_outsync_frames
self.deframer_check_sync_text = deframer_check_sync_text = deframer_sync_check
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S",
localtime())
self.clock_alpha_sl = clock_alpha_sl = clock_alpha
self.baseband_file_text_inf = baseband_file_text_inf = baseband_file
##################################################
# Notebooks
##################################################
self.rx_ntb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Input baseband")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb),
"PLL demodulator and Clock sync")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Deframer")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Output")
self.Add(self.rx_ntb)
##################################################
# Controls
##################################################
self._decim_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._decim_tb_text_box, 1, 3, 1, 1)
self._symb_rate_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.symb_rate_tb,
callback=self.set_symb_rate_tb,
label="Symbol rate",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(self._symb_rate_tb_text_box, 2, 1, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Sat ",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._satellite_text_static_text, 1, 0,
1, 1)
self._samp_rate_st_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.samp_rate_st,
callback=self.set_samp_rate_st,
label="Sample rate",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._samp_rate_st_static_text, 1, 4, 1,
1)
_pll_beta_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_beta_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_beta_sl_sizer,
value=self.pll_beta_sl,
callback=self.set_pll_beta_sl,
label="PLL Beta",
converter=forms.float_converter(),
proportion=0,
)
self._pll_beta_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_beta_sl_sizer,
value=self.pll_beta_sl,
callback=self.set_pll_beta_sl,
minimum=0.000001,
maximum=0.001,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_pll_beta_sl_sizer, 2, 0, 1, 1)
_pll_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_pll_alpha_sl_sizer, 1, 0, 1, 1)
_gain_mu_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_mu_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_gain_mu_sl_sizer,
value=self.gain_mu_sl,
callback=self.set_gain_mu_sl,
label="Gain MU",
converter=forms.float_converter(),
proportion=0,
)
self._gain_mu_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_gain_mu_sl_sizer,
value=self.gain_mu_sl,
callback=self.set_gain_mu_sl,
minimum=0.0001,
maximum=0.01,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_gain_mu_sl_sizer, 1, 2, 1, 1)
self._frames_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.frames_file_text_inf,
callback=self.set_frames_file_text_inf,
label="Frames filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._frames_file_text_inf_static_text,
3, 0, 1, 1)
self._deframer_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_sync_after_text,
callback=self.set_deframer_sync_after_text,
label="Deframe sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._deframer_sync_after_text_static_text, 3, 0, 1, 1)
self._deframer_nosync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_nosync_after_text,
callback=self.set_deframer_nosync_after_text,
label="Deframer out of sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._deframer_nosync_after_text_static_text, 4, 0, 1, 1)
self._deframer_check_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_check_sync_text,
callback=self.set_deframer_check_sync_text,
label="Deframer check sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(
self._deframer_check_sync_text_static_text, 2, 0, 1, 1)
self._datetime_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Local time of aquisition start",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._datetime_text_static_text, 1, 0,
1, 1)
_clock_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_clock_alpha_sl_sizer, 1, 1, 1, 1)
self._baseband_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.baseband_file_text_inf,
callback=self.set_baseband_file_text_inf,
label="Baseband filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(
self._baseband_file_text_inf_static_text, 4, 0, 1, 1)
##################################################
# Blocks
##################################################
self.cs2cf = gr.interleaved_short_to_complex()
self.gr_agc_xx_0_0 = gr.agc_cc(10e-6, 1, 1.0 / 32767.0, 1.0)
self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_cc(
sps / 2.0, clock_alpha**2 / 4.0, 0.5, gain_mu_sl, max_clock_offset)
self.gr_complex_to_real_0 = gr.complex_to_real(1)
self.gr_costas_loop_cc_0 = gr.costas_loop_cc(pll_alpha_sl, pll_beta_sl,
0.07, -0.07, 2)
self.gr_file_sink_0_0 = gr.file_sink(gr.sizeof_short * 1, frames_file)
self.gr_file_sink_0_0.set_unbuffered(False)
self.gr_file_source_0 = gr.file_source(gr.sizeof_short * 1,
baseband_file, False)
self.gr_moving_average_xx_0 = gr.moving_average_cc(hs, 1.0 / hs, 4000)
self.gr_throttle_0 = gr.throttle(gr.sizeof_short * 1, samp_rate * 2)
self.noaa_hrpt_decoder_0 = noaa.hrpt_decoder(True, False)
self.poesweather_univ_hrpt_deframer_0 = poesweather.univ_hrpt_deframer(
deframer_sync_check, 11090, deframer_insync_frames,
deframer_outsync_frames)
self.wxgui_fftsink1 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=50,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="Not filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink1.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.rx_ntb.GetPage(1).GetWin(),
title="PSK constellation diagram",
sample_rate=symb_rate,
v_scale=0.4,
v_offset=0,
t_scale=1 / samp_rate,
ac_couple=False,
xy_mode=True,
num_inputs=1,
trig_mode=gr.gr_TRIG_MODE_AUTO,
)
self.rx_ntb.GetPage(1).Add(self.wxgui_scopesink2_1.win)
##################################################
# Connections
##################################################
self.connect((self.gr_file_source_0, 0), (self.gr_throttle_0, 0))
self.connect((self.gr_throttle_0, 0), (self.cs2cf, 0))
self.connect((self.cs2cf, 0), (self.gr_agc_xx_0_0, 0))
self.connect((self.cs2cf, 0), (self.wxgui_fftsink1, 0))
self.connect((self.gr_complex_to_real_0, 0),
(self.gr_binary_slicer_fb_0, 0))
self.connect((self.poesweather_univ_hrpt_deframer_0, 0),
(self.gr_file_sink_0_0, 0))
self.connect((self.gr_binary_slicer_fb_0, 0),
(self.poesweather_univ_hrpt_deframer_0, 0))
self.connect((self.poesweather_univ_hrpt_deframer_0, 0),
(self.noaa_hrpt_decoder_0, 0))
self.connect((self.gr_moving_average_xx_0, 0),
(self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.gr_agc_xx_0_0, 0), (self.gr_costas_loop_cc_0, 0))
self.connect((self.gr_costas_loop_cc_0, 0),
(self.gr_moving_average_xx_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0),
(self.gr_complex_to_real_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0),
(self.wxgui_scopesink2_1, 0))
def __init__(self,
gain=23,
baseband_file=os.environ['HOME'] + '/GOES-LRIT_baseband.dat',
decim=25,
freq=137.50e6,
satellite='SATxx'):
grc_wxgui.top_block_gui.__init__(self, title="USRP2 baseband sampler")
_icon_path = "/home/martin/.local/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.gain = gain
self.baseband_file = baseband_file
self.decim = decim
self.freq = freq
self.satellite = satellite
##################################################
# Variables
##################################################
self.decim_tb = decim_tb = decim
self.samp_rate = samp_rate = 100e6 / decim_tb
self.satellite_text = satellite_text = satellite
self.samp_rate_st = samp_rate_st = samp_rate
self.gain_tb = gain_tb = gain
self.freq_tb = freq_tb = freq
self.decimtext = decimtext = '_d' + str(decim)
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S",
localtime())
self.baseband_file_text_inf = baseband_file_text_inf = baseband_file
##################################################
# Blocks
##################################################
self.rx_ntb = self.rx_ntb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "USRP Receiver")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Output")
self.Add(self.rx_ntb)
self._gain_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.gain_tb,
callback=self.set_gain_tb,
label="RX gain [dB]",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._gain_tb_text_box, 1, 2, 1, 1)
self._freq_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.freq_tb,
callback=self.set_freq_tb,
label="Frequency",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
self._decim_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._decim_tb_text_box, 1, 3, 1, 1)
self.wxgui_fftsink1 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=5,
y_divs=10,
ref_level=60,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="USRP signal spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink1.win)
self.usrp2_source_xxxx2_0 = usrp2.source_16sc()
self.usrp2_source_xxxx2_0.set_decim(decim_tb)
self.usrp2_source_xxxx2_0.set_center_freq(freq_tb)
self.usrp2_source_xxxx2_0.set_gain(gain_tb)
self._satellite_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Sat ",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._satellite_text_static_text, 1, 0,
1, 1)
self._samp_rate_st_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.samp_rate_st,
callback=self.set_samp_rate_st,
label="Sample rate",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._samp_rate_st_static_text, 1, 4, 1,
1)
self.gr_vector_to_streams_0 = gr.vector_to_streams(
gr.sizeof_short * 1, 2)
self.gr_short_to_float_0_0 = gr.short_to_float()
self.gr_short_to_float_0 = gr.short_to_float()
self.gr_float_to_complex_0 = gr.float_to_complex(1)
self.gr_file_sink_0 = gr.file_sink(gr.sizeof_short * 2, baseband_file)
self.gr_file_sink_0.set_unbuffered(False)
self._datetime_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Local time of aquisition start",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(self._datetime_text_static_text, 1, 0,
1, 1)
self._baseband_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.baseband_file_text_inf,
callback=self.set_baseband_file_text_inf,
label="Baseband filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(
self._baseband_file_text_inf_static_text, 4, 0, 1, 1)
##################################################
# Connections
##################################################
self.connect((self.gr_vector_to_streams_0, 0),
(self.gr_short_to_float_0, 0))
self.connect((self.gr_short_to_float_0_0, 0),
(self.gr_float_to_complex_0, 1))
self.connect((self.gr_vector_to_streams_0, 1),
(self.gr_short_to_float_0_0, 0))
self.connect((self.gr_short_to_float_0, 0),
(self.gr_float_to_complex_0, 0))
self.connect((self.usrp2_source_xxxx2_0, 0),
(self.gr_vector_to_streams_0, 0))
self.connect((self.gr_float_to_complex_0, 0), (self.wxgui_fftsink1, 0))
self.connect((self.usrp2_source_xxxx2_0, 0), (self.gr_file_sink_0, 0))
def __init__(self, deframer_insync_frames=2, deframer_sync_check=True, viterbi_insync_frames=5, deframer_outsync_frames=5, viterbi_outsync_frames=20, viterbi_sync_check=True, viterbi_sync_threshold=0.1, satellite='GOES-LRIT', freq=1691.02e6, gain=23, decim=108, side="A", pll_alpha=0.005, symb_rate=293883, clock_alpha=0.005):
grc_wxgui.top_block_gui.__init__(self, title="USRP LRIT Receiver - check signal quality")
##################################################
# Parameters
##################################################
self.deframer_insync_frames = deframer_insync_frames
self.deframer_sync_check = deframer_sync_check
self.viterbi_insync_frames = viterbi_insync_frames
self.deframer_outsync_frames = deframer_outsync_frames
self.viterbi_outsync_frames = viterbi_outsync_frames
self.viterbi_sync_check = viterbi_sync_check
self.viterbi_sync_threshold = viterbi_sync_threshold
self.satellite = satellite
self.freq = freq
self.gain = gain
self.decim = decim
self.side = side
self.pll_alpha = pll_alpha
self.symb_rate = symb_rate
self.clock_alpha = clock_alpha
##################################################
# Variables
##################################################
self.decim_tb = decim_tb = decim
self.symb_rate_tb = symb_rate_tb = symb_rate
self.samp_rate = samp_rate = 64e6/decim_tb
self.viterbi_sync_threshold_text = viterbi_sync_threshold_text = viterbi_sync_threshold
self.viterbi_sync_after_text = viterbi_sync_after_text = viterbi_insync_frames
self.viterbi_outofsync_after_text = viterbi_outofsync_after_text = viterbi_outsync_frames
self.viterbi_node_sync_text = viterbi_node_sync_text = viterbi_sync_check
self.sps = sps = samp_rate/symb_rate_tb
self.satellite_text = satellite_text = satellite
self.samp_rate_st = samp_rate_st = samp_rate
self.pll_alpha_sl = pll_alpha_sl = pll_alpha
self.gain_tb = gain_tb = gain
self.freq_tb = freq_tb = freq
self.frames_file_text_inf = frames_file_text_inf = 'no output file'
self.deframer_sync_after_text = deframer_sync_after_text = deframer_insync_frames
self.deframer_nosync_after_text = deframer_nosync_after_text = deframer_outsync_frames
self.deframer_check_sync_text = deframer_check_sync_text = deframer_sync_check
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S", localtime())
self.clock_alpha_sl = clock_alpha_sl = clock_alpha
self.baseband_file_text_inf = baseband_file_text_inf = 'no output file'
##################################################
# Notebooks
##################################################
self.rx_ntb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "USRP Receiver")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "PLL demodulator and Clock sync")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Viterbi decoder")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Deframer")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Output")
self.Add(self.rx_ntb)
##################################################
# Controls
##################################################
self._decim_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._decim_tb_text_box, 1, 3, 1, 1)
self._symb_rate_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.symb_rate_tb,
callback=self.set_symb_rate_tb,
label="Symbol rate",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(self._symb_rate_tb_text_box, 2, 1, 1, 1)
self._viterbi_sync_threshold_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_sync_threshold_text,
callback=self.set_viterbi_sync_threshold_text,
label="Viterbi node sync threshold [BER]",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._viterbi_sync_threshold_text_static_text, 3, 0, 1, 1)
self._viterbi_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_sync_after_text,
callback=self.set_viterbi_sync_after_text,
label="Valid frames for Viterbi decoder sync",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._viterbi_sync_after_text_static_text, 4, 0, 1, 1)
self._viterbi_outofsync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_outofsync_after_text,
callback=self.set_viterbi_outofsync_after_text,
label="Invalid frames for Viterbi decoder out of sync",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._viterbi_outofsync_after_text_static_text, 5, 0, 1, 1)
self._viterbi_node_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_node_sync_text,
callback=self.set_viterbi_node_sync_text,
label="Viterbi node sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._viterbi_node_sync_text_static_text, 2, 0, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Sat ",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._satellite_text_static_text, 1, 0, 1, 1)
self._samp_rate_st_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.samp_rate_st,
callback=self.set_samp_rate_st,
label="Sample rate",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._samp_rate_st_static_text, 1, 4, 1, 1)
_pll_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_pll_alpha_sl_sizer, 1, 0, 1, 1)
self._gain_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.gain_tb,
callback=self.set_gain_tb,
label="RX gain [dB]",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._gain_tb_text_box, 1, 2, 1, 1)
self._freq_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.freq_tb,
callback=self.set_freq_tb,
label="Frequency",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
self._frames_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.frames_file_text_inf,
callback=self.set_frames_file_text_inf,
label="Frames filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(self._frames_file_text_inf_static_text, 3, 0, 1, 1)
self._deframer_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_sync_after_text,
callback=self.set_deframer_sync_after_text,
label="Deframe sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._deframer_sync_after_text_static_text, 3, 0, 1, 1)
self._deframer_nosync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_nosync_after_text,
callback=self.set_deframer_nosync_after_text,
label="Deframer out of sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._deframer_nosync_after_text_static_text, 4, 0, 1, 1)
self._deframer_check_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_check_sync_text,
callback=self.set_deframer_check_sync_text,
label="Deframer check sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._deframer_check_sync_text_static_text, 2, 0, 1, 1)
self._datetime_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Local time of aquisition start",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(self._datetime_text_static_text, 1, 0, 1, 1)
_clock_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_clock_alpha_sl_sizer, 1, 1, 1, 1)
self._baseband_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.baseband_file_text_inf,
callback=self.set_baseband_file_text_inf,
label="Baseband filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(self._baseband_file_text_inf_static_text, 4, 0, 1, 1)
##################################################
# Blocks
##################################################
self.fec_decode_viterbi_bpsk_fb_0 = fec.decode_viterbi_bpsk_fb(viterbi_sync_check, viterbi_sync_threshold, viterbi_insync_frames, viterbi_outsync_frames, viterbi_outsync_frames*3)
self.gr_agc_xx_0 = gr.agc_cc(10e-6, 1, 1.0/32767.0, 1.0)
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_cc(sps, clock_alpha_sl*clock_alpha_sl/4.0, 0.5, clock_alpha_sl, 0.05)
self.gr_complex_to_real_0 = gr.complex_to_real(1)
self.gr_costas_loop_cc_0 = gr.costas_loop_cc(pll_alpha_sl, pll_alpha_sl*pll_alpha_sl/4.0, 0.07, -0.07, 2)
self.gr_multiply_const_vxx_0 = gr.multiply_const_vcc((1, ))
self.gr_null_sink_0 = gr.null_sink(gr.sizeof_char*1)
self.gr_packed_to_unpacked_xx_0 = gr.packed_to_unpacked_bb(1, gr.GR_MSB_FIRST)
self.poesweather_metop_cadu_deframer_0 = poesweather.metop_cadu_deframer(True, 1024, deframer_insync_frames, deframer_outsync_frames)
self.root_raised_cosine_filter_0 = gr.fir_filter_ccf(1, firdes.root_raised_cosine(
1, samp_rate, symb_rate, 0.25, int(11*samp_rate/symb_rate)))
self.usrp_simple_source = grc_usrp.simple_source_c(which=0, side=side, rx_ant="RXA")
self.usrp_simple_source.set_decim_rate(decim_tb)
self.usrp_simple_source.set_frequency(freq_tb, verbose=True)
self.usrp_simple_source.set_gain(gain_tb)
self.wxgui_fftsink1 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=2,
y_divs=10,
ref_level=12,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="Not filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink1.win)
self.wxgui_fftsink2 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=2,
y_divs=10,
ref_level=12,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="RRC filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink2.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.rx_ntb.GetPage(1).GetWin(),
title="BPSK constellation diagram",
sample_rate=symb_rate,
v_scale=0.4,
v_offset=0,
t_scale=1/samp_rate,
ac_couple=False,
xy_mode=True,
num_inputs=1,
)
self.rx_ntb.GetPage(1).Add(self.wxgui_scopesink2_1.win)
##################################################
# Connections
##################################################
self.connect((self.usrp_simple_source, 0), (self.gr_agc_xx_0, 0))
self.connect((self.gr_agc_xx_0, 0), (self.root_raised_cosine_filter_0, 0))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.gr_complex_to_real_0, 0))
self.connect((self.fec_decode_viterbi_bpsk_fb_0, 0), (self.gr_packed_to_unpacked_xx_0, 0))
self.connect((self.gr_packed_to_unpacked_xx_0, 0), (self.poesweather_metop_cadu_deframer_0, 0))
self.connect((self.gr_complex_to_real_0, 0), (self.fec_decode_viterbi_bpsk_fb_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.gr_multiply_const_vxx_0, 0))
self.connect((self.gr_costas_loop_cc_0, 0), (self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0), (self.gr_costas_loop_cc_0, 0))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.wxgui_scopesink2_1, 0))
self.connect((self.root_raised_cosine_filter_0, 0), (self.wxgui_fftsink2, 0))
self.connect((self.gr_agc_xx_0, 0), (self.wxgui_fftsink1, 0))
self.connect((self.poesweather_metop_cadu_deframer_0, 0), (self.gr_null_sink_0, 0))
def __init__(self, freq=1698e6, rate=2e6, frames_file=os.environ['HOME'] + '/data/noaa/frames/NOAA-XX.hrpt', rtlsdr="rtl=0", ifgain=20, satellite='NOAA-XX', sync_check=False, rfgain=40):
grc_wxgui.top_block_gui.__init__(self, title="Enhanced NOAA HRPT Receiver using USB DVB-T Dongles")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.freq = freq
self.rate = rate
self.frames_file = frames_file
self.rtlsdr = rtlsdr
self.ifgain = ifgain
self.satellite = satellite
self.sync_check = sync_check
self.rfgain = rfgain
##################################################
# Variables
##################################################
self.sym_rate = sym_rate = 600*1109
self.samp_rate = samp_rate = rate
self.config_filename = config_filename = os.environ['HOME']+'/.gnuradio/rtlsdr_noaa_hrpt.conf'
self.sps = sps = samp_rate/sym_rate
self._saved_pll_alpha_config = ConfigParser.ConfigParser()
self._saved_pll_alpha_config.read(config_filename)
try: saved_pll_alpha = self._saved_pll_alpha_config.getfloat(satellite, 'pll_alpha')
except: saved_pll_alpha = 0.005
self.saved_pll_alpha = saved_pll_alpha
self._saved_clock_alpha_config = ConfigParser.ConfigParser()
self._saved_clock_alpha_config.read(config_filename)
try: saved_clock_alpha = self._saved_clock_alpha_config.getfloat(satellite, 'clock_alpha')
except: saved_clock_alpha = 0.001
self.saved_clock_alpha = saved_clock_alpha
self.sync_check_cb = sync_check_cb = sync_check
self._saved_rf_gain_config = ConfigParser.ConfigParser()
self._saved_rf_gain_config.read(config_filename)
try: saved_rf_gain = self._saved_rf_gain_config.getfloat(satellite, 'rf-gain')
except: saved_rf_gain = rfgain
self.saved_rf_gain = saved_rf_gain
self._saved_if_gain_config = ConfigParser.ConfigParser()
self._saved_if_gain_config.read(config_filename)
try: saved_if_gain = self._saved_if_gain_config.getfloat(satellite, 'if-gain')
except: saved_if_gain = ifgain
self.saved_if_gain = saved_if_gain
self.satellite_text = satellite_text = satellite
self.sample_rate_text = sample_rate_text = samp_rate
self.rf_gain_slider = rf_gain_slider = rfgain
self.rate_tb = rate_tb = rate
self.pll_alpha = pll_alpha = saved_pll_alpha
self.max_clock_offset = max_clock_offset = 0.1
self.max_carrier_offset = max_carrier_offset = 2*math.pi*100e3/samp_rate
self.if_gain_slider = if_gain_slider = ifgain
self.hs = hs = int(sps/2.0)
self.freq_tb = freq_tb = freq
self.frames_outfile_text = frames_outfile_text = frames_file
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S", localtime())
self.clock_alpha = clock_alpha = saved_clock_alpha
##################################################
# Blocks
##################################################
_rf_gain_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._rf_gain_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_rf_gain_slider_sizer,
value=self.rf_gain_slider,
callback=self.set_rf_gain_slider,
label="RF Gain",
converter=forms.int_converter(),
proportion=0,
)
self._rf_gain_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_rf_gain_slider_sizer,
value=self.rf_gain_slider,
callback=self.set_rf_gain_slider,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.GridAdd(_rf_gain_slider_sizer, 2, 0, 1, 1)
_if_gain_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._if_gain_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_if_gain_slider_sizer,
value=self.if_gain_slider,
callback=self.set_if_gain_slider,
label="IF Gain",
converter=forms.int_converter(),
proportion=0,
)
self._if_gain_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_if_gain_slider_sizer,
value=self.if_gain_slider,
callback=self.set_if_gain_slider,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.GridAdd(_if_gain_slider_sizer, 2, 1, 1, 1)
self.displays = self.displays = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.displays.AddPage(grc_wxgui.Panel(self.displays), "RX NOAA HRPT")
self.displays.AddPage(grc_wxgui.Panel(self.displays), "Information")
self.Add(self.displays)
_clock_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_clock_alpha_sizer, 2, 3, 1, 1)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.displays.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=-30,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=5,
average=True,
avg_alpha=0.4,
title="NOAA HRPT FFT Spectrum",
peak_hold=False,
)
self.displays.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self._sync_check_cb_check_box = forms.check_box(
parent=self.GetWin(),
value=self.sync_check_cb,
callback=self.set_sync_check_cb,
label="Continuous sync check",
true=True,
false=False,
)
self.GridAdd(self._sync_check_cb_check_box, 1, 2, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Satellite",
converter=forms.str_converter(),
)
self.GridAdd(self._satellite_text_static_text, 0, 1, 1, 1)
self._sample_rate_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.sample_rate_text,
callback=self.set_sample_rate_text,
label="Sample rate",
converter=forms.float_converter(),
)
self.displays.GetPage(1).GridAdd(self._sample_rate_text_static_text, 3, 0, 1, 1)
self._rate_tb_text_box = forms.text_box(
parent=self.GetWin(),
value=self.rate_tb,
callback=self.set_rate_tb,
label="Sample rate",
converter=forms.float_converter(),
)
self.GridAdd(self._rate_tb_text_box, 1, 0, 1, 1)
self.poesweather_noaa_hrpt_deframer_0 = poesweather.noaa_hrpt_deframer(False)
_pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
minimum=0.005,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_pll_alpha_sizer, 2, 2, 1, 1)
self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2/4.0, max_carrier_offset)
self.osmosdr_source_c_0 = osmosdr.source_c( args="nchan=" + str(1) + " " + rtlsdr )
self.osmosdr_source_c_0.set_sample_rate(samp_rate)
self.osmosdr_source_c_0.set_center_freq(freq, 0)
self.osmosdr_source_c_0.set_freq_corr(0, 0)
self.osmosdr_source_c_0.set_iq_balance_mode(0, 0)
self.osmosdr_source_c_0.set_gain_mode(0, 0)
self.osmosdr_source_c_0.set_gain(rf_gain_slider, 0)
self.osmosdr_source_c_0.set_if_gain(if_gain_slider, 0)
self._freq_tb_text_box = forms.text_box(
parent=self.GetWin(),
value=self.freq_tb,
callback=self.set_freq_tb,
label="Frequency",
converter=forms.float_converter(),
)
self.GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
self._frames_outfile_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.frames_outfile_text,
callback=self.set_frames_outfile_text,
label="Frames filename",
converter=forms.str_converter(),
)
self.displays.GetPage(1).GridAdd(self._frames_outfile_text_static_text, 4, 0, 1, 1)
self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff(sps/2.0, clock_alpha**2/4.0, 0.5, clock_alpha, max_clock_offset)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self._datetime_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Acquisition start",
converter=forms.str_converter(),
)
self.displays.GetPage(1).GridAdd(self._datetime_text_static_text, 2, 0, 1, 1)
self.blocks_moving_average_xx_0 = blocks.moving_average_ff(hs, 1.0/hs, 4000)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_short*1, frames_file)
self.blocks_file_sink_0.set_unbuffered(False)
self.analog_agc_xx_0 = analog.agc_cc(1e-5, 1.0, 1.0/32768.0, 1.0)
##################################################
# Connections
##################################################
self.connect((self.analog_agc_xx_0, 0), (self.pll, 0))
self.connect((self.pll, 0), (self.blocks_moving_average_xx_0, 0))
self.connect((self.blocks_moving_average_xx_0, 0), (self.digital_clock_recovery_mm_xx_0, 0))
self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.digital_binary_slicer_fb_0, 0))
self.connect((self.poesweather_noaa_hrpt_deframer_0, 0), (self.blocks_file_sink_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0), (self.poesweather_noaa_hrpt_deframer_0, 0))
self.connect((self.osmosdr_source_c_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.osmosdr_source_c_0, 0), (self.analog_agc_xx_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="cdma_txrx")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.N0est = N0est = 1.0
self.Esest = Esest = 1e-1
self.EsN0dB_est = EsN0dB_est = 10*numpy.log10( cp.epsilon+ abs(Esest)/ (abs(N0est)+cp.epsilon) )
self.symbol_rate = symbol_rate = 100e3
self.DataEsN0dBthreshold = DataEsN0dBthreshold = 10
self.DataEsN0dB_est = DataEsN0dB_est = EsN0dB_est + 10*numpy.log10( 1.0-cp.training_percent/100.0 )
self.samp_rate = samp_rate = symbol_rate*cp.chips_per_symbol
self.onoff_manual = onoff_manual = 1
self.onoff_auto = onoff_auto = 0 if DataEsN0dB_est>DataEsN0dBthreshold else 1
self.manual = manual = 1
self.onoff = onoff = onoff_auto if manual==0 else onoff_manual
self.freq_acq_est = freq_acq_est = 0
self.df = df = cp.df*samp_rate
self.TrainingEsN0dB_est = TrainingEsN0dB_est = EsN0dB_est + 10*numpy.log10( cp.training_percent/100.0 )
self.EsN0dB = EsN0dB = 20
self.Es = Es = 1
self.variable_static_text = variable_static_text = 'Acquisition' if onoff==1 else 'Tracking'
self.n_filt = n_filt = cp.n_filt
self.freq_est_acq = freq_est_acq = freq_acq_est
self.fmaxt = fmaxt = cp.freqs[-1]*samp_rate
self.drift = drift = 0
self.dft = dft = df
self.df_Hz = df_Hz = 0
self.delay = delay = 0
self.acq_threshold_dB = acq_threshold_dB = -8.5
self.TrainingEsN0dB = TrainingEsN0dB = TrainingEsN0dB_est
self.N0 = N0 = 10**(-EsN0dB/10) * Es
self.DataEsN0dB_estimated = DataEsN0dB_estimated = DataEsN0dB_est
##################################################
# Blocks
##################################################
_drift_sizer = wx.BoxSizer(wx.VERTICAL)
self._drift_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_drift_sizer,
value=self.drift,
callback=self.set_drift,
label="drift (ppm)",
converter=forms.float_converter(),
proportion=0,
)
self._drift_slider = forms.slider(
parent=self.GetWin(),
sizer=_drift_sizer,
value=self.drift,
callback=self.set_drift,
minimum=0,
maximum=2,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_drift_sizer, 3, 0, 1, 1)
_df_Hz_sizer = wx.BoxSizer(wx.VERTICAL)
self._df_Hz_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_df_Hz_sizer,
value=self.df_Hz,
callback=self.set_df_Hz,
label="df_Hz",
converter=forms.float_converter(),
proportion=0,
)
self._df_Hz_slider = forms.slider(
parent=self.GetWin(),
sizer=_df_Hz_sizer,
value=self.df_Hz,
callback=self.set_df_Hz,
minimum=(cp.freqs[0]*samp_rate)-1e-6,
maximum=cp.freqs[-1]*samp_rate,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_df_Hz_sizer, 1, 0, 1, 1)
_delay_sizer = wx.BoxSizer(wx.VERTICAL)
self._delay_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_delay_sizer,
value=self.delay,
callback=self.set_delay,
label="delay",
converter=forms.int_converter(),
proportion=0,
)
self._delay_slider = forms.slider(
parent=self.GetWin(),
sizer=_delay_sizer,
value=self.delay,
callback=self.set_delay,
minimum=0,
maximum=100-1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.GridAdd(_delay_sizer, 2, 0, 1, 1)
self.blocks_probe_signal_n0 = blocks.probe_signal_f()
self.blocks_probe_signal_amp = blocks.probe_signal_f()
self.blocks_probe_freq = blocks.probe_signal_f()
_acq_threshold_dB_sizer = wx.BoxSizer(wx.VERTICAL)
self._acq_threshold_dB_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_acq_threshold_dB_sizer,
value=self.acq_threshold_dB,
callback=self.set_acq_threshold_dB,
label="acq_threshold_dB",
converter=forms.float_converter(),
proportion=0,
)
self._acq_threshold_dB_slider = forms.slider(
parent=self.GetWin(),
sizer=_acq_threshold_dB_sizer,
value=self.acq_threshold_dB,
callback=self.set_acq_threshold_dB,
minimum=-30,
maximum=20,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_acq_threshold_dB_sizer, 7, 0, 1, 1)
self._variable_static_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.variable_static_text,
callback=self.set_variable_static_text,
label="Ack/Tra Status",
converter=forms.str_converter(),
)
self.GridAdd(self._variable_static_text_static_text, 4, 0, 1, 1)
self._onoff_manual_chooser = forms.button(
parent=self.GetWin(),
value=self.onoff_manual,
callback=self.set_onoff_manual,
label="Manual Acq/Tra",
choices=[0,1],
labels=['Tracking','Acquisition'],
)
self.GridAdd(self._onoff_manual_chooser, 5, 0, 1, 1)
self._n_filt_static_text = forms.static_text(
parent=self.GetWin(),
value=self.n_filt,
callback=self.set_n_filt,
label="n_filt",
converter=forms.int_converter(),
)
self.Add(self._n_filt_static_text)
self._manual_chooser = forms.radio_buttons(
parent=self.GetWin(),
value=self.manual,
callback=self.set_manual,
label="Manual/Auto",
choices=[0,1],
labels=['Auto','Manual'],
style=wx.RA_HORIZONTAL,
)
self.GridAdd(self._manual_chooser, 6, 0, 1, 1)
self._freq_est_acq_static_text = forms.static_text(
parent=self.GetWin(),
value=self.freq_est_acq,
callback=self.set_freq_est_acq,
label='freq_est_acq',
converter=forms.float_converter(),
)
self.Add(self._freq_est_acq_static_text)
def _freq_acq_est_probe():
while True:
val = self.blocks_probe_freq.level()
try:
self.set_freq_acq_est(val)
except AttributeError:
pass
time.sleep(1.0 / (10))
_freq_acq_est_thread = threading.Thread(target=_freq_acq_est_probe)
_freq_acq_est_thread.daemon = True
_freq_acq_est_thread.start()
self._fmaxt_static_text = forms.static_text(
parent=self.GetWin(),
value=self.fmaxt,
callback=self.set_fmaxt,
label="f_max (Hz)",
converter=forms.float_converter(),
)
self.Add(self._fmaxt_static_text)
self._dft_static_text = forms.static_text(
parent=self.GetWin(),
value=self.dft,
callback=self.set_dft,
label="Deltaf (Hz)",
converter=forms.float_converter(),
)
self.Add(self._dft_static_text)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=(cp.chips_per_symbol*cp.samples_per_chip*N0/2)**0.5,
frequency_offset=df_Hz/samp_rate,
epsilon=1.0+drift*1e-6,
taps=((delay)*(0,)+(1,)+(100-1-delay)*(0,)),
noise_seed=0,
block_tags=False
)
self.cdma_tx_hier_0 = cdma_tx_hier()
self.cdma_rx_hier_0 = cdma_rx_hier(
acq=onoff,
acq_threshold_dB=acq_threshold_dB,
)
self.cdma_pac_err_cal_0 = cdma.pac_err_cal(1000, 2**cp.cdma_packet_num_bit, "cdma_packet_num")
self.blocks_vector_source_x_0_1 = blocks.vector_source_b(map(int,numpy.random.randint(0,256,cp.payload_bytes_per_frame)), True, 1, tagged_streams.make_lengthtags((cp.payload_bytes_per_frame,), (0,), cp.length_tag_name))
self.blocks_throttle_0_0 = blocks.throttle(gr.sizeof_char*1, (symbol_rate*cp.bits_per_uncoded_symbol)/8,True)
self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, False)
self.blocks_null_sink_0_0 = blocks.null_sink(gr.sizeof_gr_complex*1)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_char*1)
self.blocks_multiply_const_vxx_1_0 = blocks.multiply_const_vff((samp_rate, ))
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc((Es**0.5, ))
self._TrainingEsN0dB_static_text = forms.static_text(
parent=self.GetWin(),
value=self.TrainingEsN0dB,
callback=self.set_TrainingEsN0dB,
label="TrainingEsN0dB_est",
converter=forms.float_converter(),
)
self.Add(self._TrainingEsN0dB_static_text)
def _N0est_probe():
while True:
val = self.blocks_probe_signal_n0.level()
try:
self.set_N0est(val)
except AttributeError:
pass
time.sleep(1.0 / (10))
_N0est_thread = threading.Thread(target=_N0est_probe)
_N0est_thread.daemon = True
_N0est_thread.start()
def _Esest_probe():
while True:
val = self.blocks_probe_signal_amp.level()
try:
self.set_Esest(val)
except AttributeError:
pass
time.sleep(1.0 / (10))
_Esest_thread = threading.Thread(target=_Esest_probe)
_Esest_thread.daemon = True
_Esest_thread.start()
_EsN0dB_sizer = wx.BoxSizer(wx.VERTICAL)
self._EsN0dB_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_EsN0dB_sizer,
value=self.EsN0dB,
callback=self.set_EsN0dB,
label="EsN0dB",
converter=forms.float_converter(),
proportion=0,
)
self._EsN0dB_slider = forms.slider(
parent=self.GetWin(),
sizer=_EsN0dB_sizer,
value=self.EsN0dB,
callback=self.set_EsN0dB,
minimum=-20,
maximum=80,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_EsN0dB_sizer, 0, 0, 1, 1)
_DataEsN0dBthreshold_sizer = wx.BoxSizer(wx.VERTICAL)
self._DataEsN0dBthreshold_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_DataEsN0dBthreshold_sizer,
value=self.DataEsN0dBthreshold,
callback=self.set_DataEsN0dBthreshold,
label="DataEsN0dBthreshold",
converter=forms.float_converter(),
proportion=0,
)
self._DataEsN0dBthreshold_slider = forms.slider(
parent=self.GetWin(),
sizer=_DataEsN0dBthreshold_sizer,
value=self.DataEsN0dBthreshold,
callback=self.set_DataEsN0dBthreshold,
minimum=0,
maximum=20,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_DataEsN0dBthreshold_sizer, 8, 0, 1, 1)
self._DataEsN0dB_estimated_static_text = forms.static_text(
parent=self.GetWin(),
value=self.DataEsN0dB_estimated,
callback=self.set_DataEsN0dB_estimated,
label="DataEsN0dB_est",
converter=forms.float_converter(),
)
self.Add(self._DataEsN0dB_estimated_static_text)
##################################################
# Connections
##################################################
self.msg_connect((self.cdma_rx_hier_0, 'decoded_header'), (self.cdma_pac_err_cal_0, 'errCal'))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.channels_channel_model_0, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0), (self.blocks_probe_freq, 0))
self.connect((self.blocks_tag_gate_0, 0), (self.blocks_null_sink_0_0, 0))
self.connect((self.blocks_tag_gate_0, 0), (self.cdma_rx_hier_0, 0))
self.connect((self.blocks_throttle_0_0, 0), (self.cdma_tx_hier_0, 0))
self.connect((self.blocks_vector_source_x_0_1, 0), (self.blocks_throttle_0_0, 0))
self.connect((self.cdma_rx_hier_0, 3), (self.blocks_multiply_const_vxx_1_0, 0))
self.connect((self.cdma_rx_hier_0, 1), (self.blocks_null_sink_0, 0))
self.connect((self.cdma_rx_hier_0, 2), (self.blocks_probe_signal_amp, 0))
self.connect((self.cdma_rx_hier_0, 0), (self.blocks_probe_signal_n0, 0))
self.connect((self.cdma_tx_hier_0, 0), (self.blocks_multiply_const_vxx_1, 0))
self.connect((self.channels_channel_model_0, 0), (self.blocks_tag_gate_0, 0))
def __init__(self,
freq=1698e6,
rate=2e6,
frames_file=os.environ['HOME'] +
'/data/noaa/frames/NOAA-XX.hrpt',
rtlsdr="rtl=0",
ifgain=20,
satellite='NOAA-XX',
sync_check=False,
rfgain=40):
grc_wxgui.top_block_gui.__init__(
self, title="Enhanced NOAA HRPT Receiver using USB DVB-T Dongles")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.freq = freq
self.rate = rate
self.frames_file = frames_file
self.rtlsdr = rtlsdr
self.ifgain = ifgain
self.satellite = satellite
self.sync_check = sync_check
self.rfgain = rfgain
##################################################
# Variables
##################################################
self.sym_rate = sym_rate = 600 * 1109
self.samp_rate = samp_rate = rate
self.config_filename = config_filename = os.environ[
'HOME'] + '/.gnuradio/rtlsdr_noaa_hrpt.conf'
self.sps = sps = samp_rate / sym_rate
self._saved_pll_alpha_config = ConfigParser.ConfigParser()
self._saved_pll_alpha_config.read(config_filename)
try:
saved_pll_alpha = self._saved_pll_alpha_config.getfloat(
satellite, 'pll_alpha')
except:
saved_pll_alpha = 0.005
self.saved_pll_alpha = saved_pll_alpha
self._saved_clock_alpha_config = ConfigParser.ConfigParser()
self._saved_clock_alpha_config.read(config_filename)
try:
saved_clock_alpha = self._saved_clock_alpha_config.getfloat(
satellite, 'clock_alpha')
except:
saved_clock_alpha = 0.001
self.saved_clock_alpha = saved_clock_alpha
self.sync_check_cb = sync_check_cb = sync_check
self._saved_rf_gain_config = ConfigParser.ConfigParser()
self._saved_rf_gain_config.read(config_filename)
try:
saved_rf_gain = self._saved_rf_gain_config.getfloat(
satellite, 'rf-gain')
except:
saved_rf_gain = rfgain
self.saved_rf_gain = saved_rf_gain
self._saved_if_gain_config = ConfigParser.ConfigParser()
self._saved_if_gain_config.read(config_filename)
try:
saved_if_gain = self._saved_if_gain_config.getfloat(
satellite, 'if-gain')
except:
saved_if_gain = ifgain
self.saved_if_gain = saved_if_gain
self.satellite_text = satellite_text = satellite
self.sample_rate_text = sample_rate_text = samp_rate
self.rf_gain_slider = rf_gain_slider = rfgain
self.rate_tb = rate_tb = rate
self.pll_alpha = pll_alpha = saved_pll_alpha
self.max_clock_offset = max_clock_offset = 0.1
self.max_carrier_offset = max_carrier_offset = 2 * math.pi * 100e3 / samp_rate
self.if_gain_slider = if_gain_slider = ifgain
self.hs = hs = int(sps / 2.0)
self.freq_tb = freq_tb = freq
self.frames_outfile_text = frames_outfile_text = frames_file
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S",
localtime())
self.clock_alpha = clock_alpha = saved_clock_alpha
##################################################
# Blocks
##################################################
_rf_gain_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._rf_gain_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_rf_gain_slider_sizer,
value=self.rf_gain_slider,
callback=self.set_rf_gain_slider,
label="RF Gain",
converter=forms.int_converter(),
proportion=0,
)
self._rf_gain_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_rf_gain_slider_sizer,
value=self.rf_gain_slider,
callback=self.set_rf_gain_slider,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.GridAdd(_rf_gain_slider_sizer, 2, 0, 1, 1)
_if_gain_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._if_gain_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_if_gain_slider_sizer,
value=self.if_gain_slider,
callback=self.set_if_gain_slider,
label="IF Gain",
converter=forms.int_converter(),
proportion=0,
)
self._if_gain_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_if_gain_slider_sizer,
value=self.if_gain_slider,
callback=self.set_if_gain_slider,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.GridAdd(_if_gain_slider_sizer, 2, 1, 1, 1)
self.displays = self.displays = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.displays.AddPage(grc_wxgui.Panel(self.displays), "RX NOAA HRPT")
self.displays.AddPage(grc_wxgui.Panel(self.displays), "Information")
self.Add(self.displays)
_clock_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_clock_alpha_sizer, 2, 3, 1, 1)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.displays.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=-30,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=5,
average=True,
avg_alpha=0.4,
title="NOAA HRPT FFT Spectrum",
peak_hold=False,
)
self.displays.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self._sync_check_cb_check_box = forms.check_box(
parent=self.GetWin(),
value=self.sync_check_cb,
callback=self.set_sync_check_cb,
label="Continuous sync check",
true=True,
false=False,
)
self.GridAdd(self._sync_check_cb_check_box, 1, 2, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Satellite",
converter=forms.str_converter(),
)
self.GridAdd(self._satellite_text_static_text, 0, 1, 1, 1)
self._sample_rate_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.sample_rate_text,
callback=self.set_sample_rate_text,
label="Sample rate",
converter=forms.float_converter(),
)
self.displays.GetPage(1).GridAdd(self._sample_rate_text_static_text, 3,
0, 1, 1)
self._rate_tb_text_box = forms.text_box(
parent=self.GetWin(),
value=self.rate_tb,
callback=self.set_rate_tb,
label="Sample rate",
converter=forms.float_converter(),
)
self.GridAdd(self._rate_tb_text_box, 1, 0, 1, 1)
self.poesweather_noaa_hrpt_deframer_0 = poesweather.noaa_hrpt_deframer(
False)
_pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
minimum=0.005,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_pll_alpha_sizer, 2, 2, 1, 1)
self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2 / 4.0,
max_carrier_offset)
self.osmosdr_source_c_0 = osmosdr.source_c(args="nchan=" + str(1) +
" " + rtlsdr)
self.osmosdr_source_c_0.set_sample_rate(samp_rate)
self.osmosdr_source_c_0.set_center_freq(freq, 0)
self.osmosdr_source_c_0.set_freq_corr(0, 0)
self.osmosdr_source_c_0.set_iq_balance_mode(0, 0)
self.osmosdr_source_c_0.set_gain_mode(0, 0)
self.osmosdr_source_c_0.set_gain(rf_gain_slider, 0)
self.osmosdr_source_c_0.set_if_gain(if_gain_slider, 0)
self._freq_tb_text_box = forms.text_box(
parent=self.GetWin(),
value=self.freq_tb,
callback=self.set_freq_tb,
label="Frequency",
converter=forms.float_converter(),
)
self.GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
self._frames_outfile_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.frames_outfile_text,
callback=self.set_frames_outfile_text,
label="Frames filename",
converter=forms.str_converter(),
)
self.displays.GetPage(1).GridAdd(self._frames_outfile_text_static_text,
4, 0, 1, 1)
self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff(
sps / 2.0, clock_alpha**2 / 4.0, 0.5, clock_alpha,
max_clock_offset)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self._datetime_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Acquisition start",
converter=forms.str_converter(),
)
self.displays.GetPage(1).GridAdd(self._datetime_text_static_text, 2, 0,
1, 1)
self.blocks_moving_average_xx_0 = blocks.moving_average_ff(
hs, 1.0 / hs, 4000)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_short * 1,
frames_file)
self.blocks_file_sink_0.set_unbuffered(False)
self.analog_agc_xx_0 = analog.agc_cc(1e-5, 1.0, 1.0 / 32768.0, 1.0)
##################################################
# Connections
##################################################
self.connect((self.analog_agc_xx_0, 0), (self.pll, 0))
self.connect((self.pll, 0), (self.blocks_moving_average_xx_0, 0))
self.connect((self.blocks_moving_average_xx_0, 0),
(self.digital_clock_recovery_mm_xx_0, 0))
self.connect((self.digital_clock_recovery_mm_xx_0, 0),
(self.digital_binary_slicer_fb_0, 0))
self.connect((self.poesweather_noaa_hrpt_deframer_0, 0),
(self.blocks_file_sink_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0),
(self.poesweather_noaa_hrpt_deframer_0, 0))
self.connect((self.osmosdr_source_c_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.osmosdr_source_c_0, 0), (self.analog_agc_xx_0, 0))
def __init__(self, decim=50, satellite='Meteor-M-N1', frames_file=os.environ['HOME'] + '/MN1_hrpt_frames.hmf', baseband_file="/home/martin/GNURadioData/hrpt/baseband/HRPT_Meteor-M-N1_2011-02-27_09-30-46_UTC_U2_d50.sam", symb_rate=600*1109, clock_alpha=0.050, pll_alpha=0.05, deframer_outsync_frames=100, deframer_insync_frames=3, deframer_sync_check=False):
grc_wxgui.top_block_gui.__init__(self, title="Meteor M-N1 HRPT Receiver from baseband file")
_icon_path = "/home/martin/.local/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.decim = decim
self.satellite = satellite
self.frames_file = frames_file
self.baseband_file = baseband_file
self.symb_rate = symb_rate
self.clock_alpha = clock_alpha
self.pll_alpha = pll_alpha
self.deframer_outsync_frames = deframer_outsync_frames
self.deframer_insync_frames = deframer_insync_frames
self.deframer_sync_check = deframer_sync_check
##################################################
# Variables
##################################################
self.decim_tb = decim_tb = decim
self.symb_rate_tb = symb_rate_tb = symb_rate
self.samp_rate = samp_rate = 100e6/decim_tb
self.sps = sps = samp_rate/symb_rate_tb
self.v = v = True
self.satellite_text = satellite_text = satellite
self.samp_rate_st = samp_rate_st = samp_rate
self.pll_alpha_sl = pll_alpha_sl = pll_alpha
self.max_clock_offset = max_clock_offset = 0.1
self.max_carrier_offset = max_carrier_offset = 2*math.pi*100e3/samp_rate
self.hs = hs = int(sps/2.0)
self.frames_file_text_inf = frames_file_text_inf = frames_file
self.deframer_sync_after_text = deframer_sync_after_text = deframer_insync_frames
self.deframer_nosync_after_text = deframer_nosync_after_text = deframer_outsync_frames
self.deframer_check_sync_text = deframer_check_sync_text = deframer_sync_check
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S", localtime())
self.clock_alpha_sl = clock_alpha_sl = clock_alpha
self.baseband_file_text_inf = baseband_file_text_inf = baseband_file
##################################################
# Blocks
##################################################
self.rx_ntb = self.rx_ntb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Input baseband")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "PLL demodulator and Clock sync")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Deframer")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Output")
self.Add(self.rx_ntb)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=gr.gr_TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink1 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=50,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="Not filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink1.win)
self._v_check_box = forms.check_box(
parent=self.GetWin(),
value=self.v,
callback=self.set_v,
label="Open",
true=True,
false=False,
)
self.Add(self._v_check_box)
self._symb_rate_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.symb_rate_tb,
callback=self.set_symb_rate_tb,
label="Symbol rate",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(self._symb_rate_tb_text_box, 2, 1, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Sat ",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._satellite_text_static_text, 1, 0, 1, 1)
self._samp_rate_st_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.samp_rate_st,
callback=self.set_samp_rate_st,
label="Sample rate",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._samp_rate_st_static_text, 1, 4, 1, 1)
self.poesweather_meteor_cadu_deframer_0 = poesweather.meteor_cadu_deframer(deframer_sync_check, 256, deframer_insync_frames, deframer_outsync_frames)
_pll_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_pll_alpha_sl_sizer, 1, 0, 1, 1)
self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2/4.0, max_carrier_offset)
self.gr_throttle_0 = gr.throttle(gr.sizeof_short*1, samp_rate*10)
self.gr_multiply_const_vxx_0 = gr.multiply_const_vff((-1, ))
self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0/hs, 4000)
self.gr_file_source_0_0 = gr.file_source(gr.sizeof_short*1, "/home/martin/hrpt/baseband/METEOR-M-1/2011/07/24/METEOR-M-1_2011-07-24T113448_U2d50.sam", False)
self.gr_file_sink_0_0_0 = gr.file_sink(gr.sizeof_char*1, "frames.mn1")
self.gr_file_sink_0_0_0.set_unbuffered(False)
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(sps/2.0, clock_alpha**2/4.0, 0.5, clock_alpha, max_clock_offset)
self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
self.gr_agc_xx_0_0 = gr.agc_cc(10e-6, 1, 1.0/32767.0, 1.0)
self._frames_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.frames_file_text_inf,
callback=self.set_frames_file_text_inf,
label="Frames filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._frames_file_text_inf_static_text, 3, 0, 1, 1)
self._deframer_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_sync_after_text,
callback=self.set_deframer_sync_after_text,
label="Deframe sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._deframer_sync_after_text_static_text, 3, 0, 1, 1)
self._deframer_nosync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_nosync_after_text,
callback=self.set_deframer_nosync_after_text,
label="Deframer out of sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._deframer_nosync_after_text_static_text, 4, 0, 1, 1)
self._deframer_check_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.deframer_check_sync_text,
callback=self.set_deframer_check_sync_text,
label="Deframer check sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._deframer_check_sync_text_static_text, 2, 0, 1, 1)
self._decim_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._decim_tb_text_box, 1, 3, 1, 1)
self._datetime_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Local time of aquisition start",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._datetime_text_static_text, 1, 0, 1, 1)
self.cs2cf = gr.interleaved_short_to_complex()
_clock_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_clock_alpha_sl_sizer, 1, 1, 1, 1)
self._baseband_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.baseband_file_text_inf,
callback=self.set_baseband_file_text_inf,
label="Baseband filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._baseband_file_text_inf_static_text, 4, 0, 1, 1)
##################################################
# Connections
##################################################
self.connect((self.gr_throttle_0, 0), (self.cs2cf, 0))
self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
self.connect((self.gr_moving_average_xx_0, 0), (self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.cs2cf, 0), (self.gr_agc_xx_0_0, 0))
self.connect((self.gr_agc_xx_0_0, 0), (self.pll, 0))
self.connect((self.cs2cf, 0), (self.wxgui_fftsink1, 0))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.gr_binary_slicer_fb_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.gr_multiply_const_vxx_0, 0))
self.connect((self.poesweather_meteor_cadu_deframer_0, 0), (self.gr_file_sink_0_0_0, 0))
self.connect((self.gr_binary_slicer_fb_0, 0), (self.poesweather_meteor_cadu_deframer_0, 0))
self.connect((self.gr_file_source_0_0, 0), (self.gr_throttle_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.wxgui_scopesink2_0, 0))
def __init__(
self,
parent,
controller,
size,
title,
units,
show_gauge,
real,
minval,
maxval,
decimal_places,
msg_key,
sample_rate_key,
):
pubsub.__init__(self)
wx.Panel.__init__(self, parent, style=wx.SUNKEN_BORDER)
#setup
self.peak_val_real = NEG_INF
self.real = real
self.units = units
self.decimal_places = decimal_places
#proxy the keys
self.proxy(MSG_KEY, controller, msg_key)
#initialize values
self[RUNNING_KEY] = True
self[VALUE_REAL_KEY] = minval
#setup the box with display and controls
main_box = wx.BoxSizer(wx.HORIZONTAL)
sizer = forms.static_box_sizer(
parent=self,
sizer=main_box,
label=title,
bold=True,
orient=wx.VERTICAL,
proportion=1,
)
sizer.AddStretchSpacer()
forms.static_text(
parent=self,
sizer=sizer,
ps=self,
key=VALUE_REPR_KEY,
width=size[0],
converter=forms.str_converter(),
)
sizer.AddStretchSpacer()
self.gauge_real = forms.gauge(
parent=self,
sizer=sizer,
style=wx.GA_HORIZONTAL,
ps=self,
key=VALUE_REAL_KEY,
length=size[0],
minimum=minval,
maximum=maxval,
num_steps=DEFAULT_GAUGE_RANGE,
)
#hide/show gauges
self.gauge_real.ShowItems(show_gauge)
self.SetSizerAndFit(main_box)
#register events
self.subscribe(MSG_KEY, self.handle_msg)
def __init__(self,
hdr_format=digital.header_format_default(
digital.packet_utils.default_access_code, 0)):
grc_wxgui.top_block_gui.__init__(self, title="QPSK")
##################################################
# Parameters
##################################################
self.hdr_format = hdr_format
##################################################
# Variables
##################################################
self.sps = sps = 8
self.excess_bw = excess_bw = 0.35
self.samp_rate = samp_rate = 32000
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(
1, sps, 1, excess_bw, 45)
self.qpsk1 = qpsk1 = digital.constellation_qpsk().base()
self.our_txt = our_txt = 0
self.code1 = code1 = '010110011011101100010101011111101001001110001011010001101010001'
##################################################
# Blocks
##################################################
self.wxgui_scopesink2_2 = scopesink2.scope_sink_f(
self.GetWin(),
title='Scope Plot',
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.Add(self.wxgui_scopesink2_2.win)
self.wxgui_scopesink2_0_0 = scopesink2.scope_sink_c(
self.GetWin(),
title='Scope Plot',
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.Add(self.wxgui_scopesink2_0_0.win)
self.pluto_source_0 = iio.pluto_source('ip:pluto.local',
int(800000000), int(2084000),
int(20000000), 0x8000, True,
True, True, "manual", 15, '',
True)
self.pluto_sink_2 = iio.pluto_sink('ip:pluto.local', int(800000000),
int(2084000), int(20000000), 0x8000,
False, 0, '', True)
self._our_txt_text_box = forms.text_box(
parent=self.GetWin(),
value=self.our_txt,
callback=self.set_our_txt,
label='our_txt',
converter=forms.str_converter(),
)
self.Add(self._our_txt_text_box)
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "tab1")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "tab2")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "tab3")
self.Add(self.notebook_0)
self.low_pass_filter_2 = filter.fir_filter_ccf(
1,
firdes.low_pass(1, 2084000, 1000000, 500000, firdes.WIN_HAMMING,
6.76))
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
sps, 0.0682, (rrc_taps), 64, 16, 1.5, sps)
self.digital_map_bb_0 = digital.map_bb(([0, 1, 2, 3]))
self.digital_lms_dd_equalizer_cc_0 = digital.lms_dd_equalizer_cc(
21, 0.050, sps, qpsk1)
self.digital_diff_decoder_bb_1 = digital.diff_decoder_bb(4)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(0.0628, 4, True)
self.digital_constellation_modulator_0 = digital.generic_mod(
constellation=qpsk1,
differential=True,
samples_per_symbol=sps,
pre_diff_code=True,
excess_bw=excess_bw,
verbose=False,
log=False,
)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
qpsk1)
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(2)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_char * 1,
'/Users/cake/Desktop/Projects/plutoSDR/2byte.txt', True)
self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL)
self.blocks_file_sink_1 = blocks.file_sink(
gr.sizeof_char * 1,
'/Users/cake/Desktop/Projects/plutoSDR/out.txt', False)
self.blocks_file_sink_1.set_unbuffered(True)
self.blocks_char_to_float_1 = blocks.char_to_float(1, 1)
self.blks2_packet_encoder_0_0 = grc_blks2.packet_mod_b(
grc_blks2.packet_encoder(
samples_per_symbol=1,
bits_per_symbol=1,
preamble='',
access_code=code1,
pad_for_usrp=False,
),
payload_length=8,
)
self.blks2_packet_decoder_0_0 = grc_blks2.packet_demod_b(
grc_blks2.packet_decoder(
access_code=code1,
threshold=-1,
callback=lambda ok, payload: self.blks2_packet_decoder_0_0.
recv_pkt(ok, payload),
), )
##################################################
# Connections
##################################################
self.connect((self.blks2_packet_decoder_0_0, 0),
(self.blocks_file_sink_1, 0))
self.connect((self.blks2_packet_encoder_0_0, 0),
(self.digital_constellation_modulator_0, 0))
self.connect((self.blocks_char_to_float_1, 0),
(self.wxgui_scopesink2_2, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blks2_packet_encoder_0_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0),
(self.blks2_packet_decoder_0_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0),
(self.blocks_char_to_float_1, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_map_bb_0, 0))
self.connect((self.digital_constellation_modulator_0, 0),
(self.pluto_sink_2, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.wxgui_scopesink2_0_0, 0))
self.connect((self.digital_diff_decoder_bb_1, 0),
(self.blocks_unpack_k_bits_bb_0, 0))
self.connect((self.digital_lms_dd_equalizer_cc_0, 0),
(self.digital_costas_loop_cc_0, 0))
self.connect((self.digital_map_bb_0, 0),
(self.digital_diff_decoder_bb_1, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_lms_dd_equalizer_cc_0, 0))
self.connect((self.low_pass_filter_2, 0),
(self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.pluto_source_0, 0), (self.low_pass_filter_2, 0))
def __init__(self, gain=25, clock_alpha=0.005, freq=1707e6, decim=25, satellite='MetOp', symb_rate=(3500e3/3+3500e3)/2, pll_alpha=0.005, deframer_sync_check=True, deframer_insync_frames=2, deframer_outsync_frames=5, frames_file=os.environ['HOME'] + '/metop_ahrpt_frames.cadu', baseband_file=os.environ['HOME'] + '/metop_ahrpt_baseband.dat', viterbi_sync_threshold=0.1, viterbi_sync_check=True, viterbi_insync_frames=5, viterbi_outsync_frames=20):
grc_wxgui.top_block_gui.__init__(self, title="USRP2 MetOp AHRPT Receiver")
##################################################
# Parameters
##################################################
self.gain = gain
self.clock_alpha = clock_alpha
self.freq = freq
self.decim = decim
self.satellite = satellite
self.symb_rate = symb_rate
self.pll_alpha = pll_alpha
self.deframer_sync_check = deframer_sync_check
self.deframer_insync_frames = deframer_insync_frames
self.deframer_outsync_frames = deframer_outsync_frames
self.frames_file = frames_file
self.baseband_file = baseband_file
self.viterbi_sync_threshold = viterbi_sync_threshold
self.viterbi_sync_check = viterbi_sync_check
self.viterbi_insync_frames = viterbi_insync_frames
self.viterbi_outsync_frames = viterbi_outsync_frames
##################################################
# Variables
##################################################
self.decim_tb = decim_tb = decim
self.symb_rate_tb = symb_rate_tb = symb_rate
self.samp_rate = samp_rate = 100e6/decim_tb
self.viterbi_sync_threshold_text = viterbi_sync_threshold_text = viterbi_sync_threshold
self.viterbi_sync_after_text = viterbi_sync_after_text = viterbi_insync_frames
self.viterbi_outofsync_after_text = viterbi_outofsync_after_text = viterbi_outsync_frames
self.viterbi_node_sync_text = viterbi_node_sync_text = viterbi_sync_check
self.sps = sps = samp_rate/symb_rate_tb
self.satellite_text = satellite_text = satellite
self.samp_rate_st = samp_rate_st = samp_rate
self.pll_alpha_sl = pll_alpha_sl = pll_alpha
self.max_clock_offset = max_clock_offset = 0.1
self.max_carrier_offset = max_carrier_offset = 2*math.pi*100e3/samp_rate
self.gain_tb = gain_tb = gain
self.freq_tb = freq_tb = freq
self.frames_file_text_inf = frames_file_text_inf = frames_file
self.deframer_sync_after_text = deframer_sync_after_text = deframer_insync_frames
self.deframer_nosync_after_text = deframer_nosync_after_text = deframer_outsync_frames
self.deframer_check_sync_text = deframer_check_sync_text = deframer_sync_check
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S", localtime())
self.clock_alpha_sl = clock_alpha_sl = clock_alpha
self.baseband_file_text_inf = baseband_file_text_inf = baseband_file
##################################################
# Notebooks
##################################################
self.rx_ntb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "USRP Receiver")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "PLL demodulator and Clock sync")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Viterbi decoder")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Deframer")
self.rx_ntb.AddPage(grc_wxgui.Panel(self.rx_ntb), "Output")
self.Add(self.rx_ntb)
##################################################
# Controls
##################################################
self._decim_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._decim_tb_text_box, 1, 3, 1, 1)
self._symb_rate_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
value=self.symb_rate_tb,
callback=self.set_symb_rate_tb,
label="Symbol rate",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(1).GridAdd(self._symb_rate_tb_text_box, 2, 1, 1, 1)
self._viterbi_sync_threshold_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_sync_threshold_text,
callback=self.set_viterbi_sync_threshold_text,
label="Viterbi node sync threshold [BER]",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._viterbi_sync_threshold_text_static_text, 3, 0, 1, 1)
self._viterbi_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_sync_after_text,
callback=self.set_viterbi_sync_after_text,
label="Valid frames for Viterbi decoder sync",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._viterbi_sync_after_text_static_text, 4, 0, 1, 1)
self._viterbi_outofsync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_outofsync_after_text,
callback=self.set_viterbi_outofsync_after_text,
label="Invalid frames for Viterbi decoder out of sync",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._viterbi_outofsync_after_text_static_text, 5, 0, 1, 1)
self._viterbi_node_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(2).GetWin(),
value=self.viterbi_node_sync_text,
callback=self.set_viterbi_node_sync_text,
label="Viterbi node sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(2).GridAdd(self._viterbi_node_sync_text_static_text, 2, 0, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Sat ",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._satellite_text_static_text, 1, 0, 1, 1)
self._samp_rate_st_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.samp_rate_st,
callback=self.set_samp_rate_st,
label="Sample rate",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._samp_rate_st_static_text, 1, 4, 1, 1)
_pll_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_pll_alpha_sl_sizer,
value=self.pll_alpha_sl,
callback=self.set_pll_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_pll_alpha_sl_sizer, 1, 0, 1, 1)
self._gain_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.gain_tb,
callback=self.set_gain_tb,
label="RX gain [dB]",
converter=forms.int_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._gain_tb_text_box, 1, 2, 1, 1)
self._freq_tb_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(0).GetWin(),
value=self.freq_tb,
callback=self.set_freq_tb,
label="Frequency",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(0).GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
self._frames_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.frames_file_text_inf,
callback=self.set_frames_file_text_inf,
label="Frames filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(self._frames_file_text_inf_static_text, 3, 0, 1, 1)
self._deframer_sync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_sync_after_text,
callback=self.set_deframer_sync_after_text,
label="Deframe sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._deframer_sync_after_text_static_text, 3, 0, 1, 1)
self._deframer_nosync_after_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_nosync_after_text,
callback=self.set_deframer_nosync_after_text,
label="Deframer out of sync after",
converter=forms.float_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._deframer_nosync_after_text_static_text, 4, 0, 1, 1)
self._deframer_check_sync_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(3).GetWin(),
value=self.deframer_check_sync_text,
callback=self.set_deframer_check_sync_text,
label="Deframer check sync enable",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(3).GridAdd(self._deframer_check_sync_text_static_text, 2, 0, 1, 1)
self._datetime_text_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Local time of aquisition start",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).GridAdd(self._datetime_text_static_text, 1, 0, 1, 1)
_clock_alpha_sl_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_sl_text_box = forms.text_box(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_sl_slider = forms.slider(
parent=self.rx_ntb.GetPage(1).GetWin(),
sizer=_clock_alpha_sl_sizer,
value=self.clock_alpha_sl,
callback=self.set_clock_alpha_sl,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.rx_ntb.GetPage(1).GridAdd(_clock_alpha_sl_sizer, 1, 1, 1, 1)
self._baseband_file_text_inf_static_text = forms.static_text(
parent=self.rx_ntb.GetPage(4).GetWin(),
value=self.baseband_file_text_inf,
callback=self.set_baseband_file_text_inf,
label="Baseband filename",
converter=forms.str_converter(),
)
self.rx_ntb.GetPage(4).Add(self._baseband_file_text_inf_static_text)
##################################################
# Blocks
##################################################
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_cc(sps, clock_alpha_sl*clock_alpha_sl/4.0, 0.5, clock_alpha_sl, 0.05)
self.gr_costas_loop_cc_0 = gr.costas_loop_cc(pll_alpha_sl, pll_alpha_sl*pll_alpha_sl/4.0, 0.07, -0.07, 4)
self.gr_file_sink_0_1 = gr.file_sink(gr.sizeof_short*2, baseband_file)
self.gr_float_to_complex_0 = gr.float_to_complex(1)
self.gr_multiply_const_vxx_0 = gr.multiply_const_vcc((1, ))
self.gr_short_to_float_0 = gr.short_to_float()
self.gr_short_to_float_0_0 = gr.short_to_float()
self.gr_vector_to_streams_0 = gr.vector_to_streams(gr.sizeof_short*1, 2)
self.usrp2_source_xxxx2_0 = usrp2.source_16sc()
self.usrp2_source_xxxx2_0.set_decim(decim_tb)
self.usrp2_source_xxxx2_0.set_center_freq(freq_tb)
self.usrp2_source_xxxx2_0.set_gain(gain_tb)
self.wxgui_fftsink1 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=5,
y_divs=10,
ref_level=50,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="Not filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink1.win)
self.wxgui_fftsink2 = fftsink2.fft_sink_c(
self.rx_ntb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=50,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="RRC filtered spectrum",
peak_hold=False,
)
self.rx_ntb.GetPage(0).Add(self.wxgui_fftsink2.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.rx_ntb.GetPage(1).GetWin(),
title="QPSK constellation diagram",
sample_rate=symb_rate,
v_scale=0.4,
v_offset=0,
t_scale=1/samp_rate,
ac_couple=False,
xy_mode=True,
num_inputs=1,
)
self.rx_ntb.GetPage(1).Add(self.wxgui_scopesink2_1.win)
##################################################
# Connections
##################################################
self.connect((self.gr_float_to_complex_0, 0), (self.wxgui_fftsink1, 0))
self.connect((self.gr_float_to_complex_0, 0), (self.wxgui_fftsink2, 0))
self.connect((self.gr_short_to_float_0, 0), (self.gr_float_to_complex_0, 0))
self.connect((self.gr_short_to_float_0_0, 0), (self.gr_float_to_complex_0, 1))
self.connect((self.usrp2_source_xxxx2_0, 0), (self.gr_file_sink_0_1, 0))
self.connect((self.usrp2_source_xxxx2_0, 0), (self.gr_vector_to_streams_0, 0))
self.connect((self.gr_vector_to_streams_0, 1), (self.gr_short_to_float_0_0, 0))
self.connect((self.gr_vector_to_streams_0, 0), (self.gr_short_to_float_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.gr_multiply_const_vxx_0, 0))
self.connect((self.gr_costas_loop_cc_0, 0), (self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.gr_float_to_complex_0, 0), (self.gr_costas_loop_cc_0, 0))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.wxgui_scopesink2_1, 0))
def __init__(self, side="A", gain=35, decim=32, sync_check=False, satellite='METEOR-M-1', frames_file=os.environ['HOME'] + '/METEOR-M-1.hrpt', freq=1700e6):
grc_wxgui.top_block_gui.__init__(self, title="USRP NOAA HRPT Receiver")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.side = side
self.gain = gain
self.decim = decim
self.sync_check = sync_check
self.satellite = satellite
self.frames_file = frames_file
self.freq = freq
##################################################
# Variables
##################################################
self.sym_rate = sym_rate = 600*1109
self.samp_rate = samp_rate = 64e6/decim
self.config_filename = config_filename = os.environ['HOME']+'/.gnuradio/mn1_hrpt.conf'
self.sps = sps = samp_rate/sym_rate
self._saved_pll_alpha_config = ConfigParser.ConfigParser()
self._saved_pll_alpha_config.read(config_filename)
try: saved_pll_alpha = self._saved_pll_alpha_config.getfloat("satname", 'pll_alpha')
except: saved_pll_alpha = 0.005
self.saved_pll_alpha = saved_pll_alpha
self._saved_clock_alpha_config = ConfigParser.ConfigParser()
self._saved_clock_alpha_config.read(config_filename)
try: saved_clock_alpha = self._saved_clock_alpha_config.getfloat("satname", 'clock_alpha')
except: saved_clock_alpha = 0.001
self.saved_clock_alpha = saved_clock_alpha
self.sync_check_txt = sync_check_txt = sync_check
self.side_text = side_text = side
self._saved_gain_config = ConfigParser.ConfigParser()
self._saved_gain_config.read(config_filename)
try: saved_gain = self._saved_gain_config.getfloat("satname", 'gain')
except: saved_gain = gain
self.saved_gain = saved_gain
self.satellite_text = satellite_text = satellite
self.sample_rate_text = sample_rate_text = samp_rate
self.pll_alpha = pll_alpha = saved_pll_alpha
self.max_clock_offset = max_clock_offset = 0.1
self.max_carrier_offset = max_carrier_offset = 2*math.pi*100e3/samp_rate
self.hs = hs = int(sps/2.0)
self.gain_slider = gain_slider = gain
self.freq_tb = freq_tb = freq
self.frames_outfile_text = frames_outfile_text = frames_file
self.decim_tb = decim_tb = decim
self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S", localtime())
self.clock_alpha = clock_alpha = saved_clock_alpha
##################################################
# Notebooks
##################################################
self.displays = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.displays.AddPage(grc_wxgui.Panel(self.displays), "RX Meteor M N1 HRPT")
self.displays.AddPage(grc_wxgui.Panel(self.displays), "Information")
self.Add(self.displays)
##################################################
# Controls
##################################################
self._sync_check_txt_static_text = forms.static_text(
parent=self.GetWin(),
value=self.sync_check_txt,
callback=self.set_sync_check_txt,
label="Sync check",
converter=forms.float_converter(),
)
self.GridAdd(self._sync_check_txt_static_text, 0, 2, 1, 1)
self._side_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.side_text,
callback=self.set_side_text,
label="USRP Side",
converter=forms.str_converter(),
)
self.GridAdd(self._side_text_static_text, 0, 0, 1, 1)
self._satellite_text_static_text = forms.static_text(
parent=self.GetWin(),
value=self.satellite_text,
callback=self.set_satellite_text,
label="Satellite",
converter=forms.str_converter(),
)
self.GridAdd(self._satellite_text_static_text, 0, 1, 1, 1)
self._sample_rate_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.sample_rate_text,
callback=self.set_sample_rate_text,
label="Sample rate",
converter=forms.float_converter(),
)
self.displays.GetPage(1).GridAdd(self._sample_rate_text_static_text, 3, 0, 1, 1)
_pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
minimum=0.005,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_pll_alpha_sizer, 2, 1, 1, 1)
_gain_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_slider_sizer,
value=self.gain_slider,
callback=self.set_gain_slider,
label="Gain",
converter=forms.int_converter(),
proportion=0,
)
self._gain_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_slider_sizer,
value=self.gain_slider,
callback=self.set_gain_slider,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.GridAdd(_gain_slider_sizer, 2, 0, 1, 1)
self._freq_tb_text_box = forms.text_box(
parent=self.GetWin(),
value=self.freq_tb,
callback=self.set_freq_tb,
label="Frequency",
converter=forms.float_converter(),
)
self.GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
self._frames_outfile_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.frames_outfile_text,
callback=self.set_frames_outfile_text,
label="Frames filename",
converter=forms.str_converter(),
)
self.displays.GetPage(1).GridAdd(self._frames_outfile_text_static_text, 4, 0, 1, 1)
self._decim_tb_text_box = forms.text_box(
parent=self.GetWin(),
value=self.decim_tb,
callback=self.set_decim_tb,
label="Decimation",
converter=forms.int_converter(),
)
self.GridAdd(self._decim_tb_text_box, 1, 0, 1, 1)
self._datetime_text_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.datetime_text,
callback=self.set_datetime_text,
label="Acquisition start",
converter=forms.str_converter(),
)
self.displays.GetPage(1).GridAdd(self._datetime_text_static_text, 2, 0, 1, 1)
_clock_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
label="Clock alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
minimum=0.001,
maximum=0.1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_clock_alpha_sizer, 2, 2, 1, 1)
##################################################
# Blocks
##################################################
self.agc = gr.agc_cc(1e-5, 1.0, 1.0/32768.0, 1.0)
self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(sps/2.0, clock_alpha**2/4.0, 0.5, clock_alpha, max_clock_offset)
self.gr_file_sink_0_0 = gr.file_sink(gr.sizeof_short*1, frames_file)
self.gr_file_sink_0_0.set_unbuffered(False)
self.gr_interleaved_short_to_complex_0 = gr.interleaved_short_to_complex()
self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0/hs, 4000)
self.gr_rms_xx_0 = gr.rms_cf(0.2)
self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2/4.0, max_carrier_offset)
self.poesweather_mn1_hrpt_deframer_0 = poesweather.mn1_hrpt_deframer(sync_check)
self.usrp_simple_source_x_0 = grc_usrp.simple_source_s(which=0, side=side, rx_ant="RXA")
self.usrp_simple_source_x_0.set_decim_rate(decim)
self.usrp_simple_source_x_0.set_frequency(freq, verbose=True)
self.usrp_simple_source_x_0.set_gain(gain)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.displays.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=45,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="Meteor M N1 HRPT FFT Spectrum",
peak_hold=False,
)
self.displays.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.wxgui_numbersink2_0 = numbersink2.number_sink_f(
self.GetWin(),
unit="Units",
minval=0,
maxval=5000,
factor=1.0,
decimal_places=4,
ref_level=0,
sample_rate=samp_rate,
number_rate=15,
average=True,
avg_alpha=0.07,
label="S-Meter",
peak_hold=False,
show_gauge=True,
)
self.Add(self.wxgui_numbersink2_0.win)
##################################################
# Connections
##################################################
self.connect((self.gr_binary_slicer_fb_0, 0), (self.poesweather_mn1_hrpt_deframer_0, 0))
self.connect((self.usrp_simple_source_x_0, 0), (self.gr_interleaved_short_to_complex_0, 0))
self.connect((self.gr_interleaved_short_to_complex_0, 0), (self.agc, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.gr_binary_slicer_fb_0, 0))
self.connect((self.agc, 0), (self.pll, 0))
self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
self.connect((self.gr_moving_average_xx_0, 0), (self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.gr_interleaved_short_to_complex_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.gr_interleaved_short_to_complex_0, 0), (self.gr_rms_xx_0, 0))
self.connect((self.gr_rms_xx_0, 0), (self.wxgui_numbersink2_0, 0))
self.connect((self.poesweather_mn1_hrpt_deframer_0, 0), (self.gr_file_sink_0_0, 0))
def __init__(self, frames_file=os.environ['HOME'] + '/NOAA-XX.hrpt', decim=32, satellite='NOAA-XX', baseband_file=os.environ['HOME'] + '/NOAA-XX.dat', sync_check=False):
grc_wxgui.top_block_gui.__init__(self, title="NOAA HRPT Baseband To Frames")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.frames_file = frames_file
self.decim = decim
self.satellite = satellite
self.baseband_file = baseband_file
self.sync_check = sync_check
##################################################
# Variables
##################################################
self.sym_rate = sym_rate = 600*1109
self.sample_rate = sample_rate = 64e6/decim
self.config_filename = config_filename = os.environ['HOME']+'/.gnuradio/noaa_hrpt.conf'
self.sps = sps = sample_rate/sym_rate
self._saved_pll_alpha_config = ConfigParser.ConfigParser()
self._saved_pll_alpha_config.read(config_filename)
try: saved_pll_alpha = self._saved_pll_alpha_config.getfloat("satname", 'pll_alpha')
except: saved_pll_alpha = 0.01
self.saved_pll_alpha = saved_pll_alpha
self._saved_clock_alpha_config = ConfigParser.ConfigParser()
self._saved_clock_alpha_config.read(config_filename)
try: saved_clock_alpha = self._saved_clock_alpha_config.getfloat("satname", 'clock_alpha')
except: saved_clock_alpha = 0.01
self.saved_clock_alpha = saved_clock_alpha
self.sync_check_txt = sync_check_txt = sync_check
self.satname_txt = satname_txt = satellite
self.pll_alpha = pll_alpha = saved_pll_alpha
self.max_clock_offset = max_clock_offset = 100e-6
self.max_carrier_offset = max_carrier_offset = 2*math.pi*100e3/sample_rate
self.hs = hs = int(sps/2.0)
self.frames_file_txt = frames_file_txt = frames_file
self.decim_txt = decim_txt = decim
self.clock_alpha = clock_alpha = saved_clock_alpha
self.baseband_file_txt = baseband_file_txt = baseband_file
##################################################
# Notebooks
##################################################
self.displays = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.displays.AddPage(grc_wxgui.Panel(self.displays), "NOAA HRPT Spectrum")
self.displays.AddPage(grc_wxgui.Panel(self.displays), "Information")
self.Add(self.displays)
##################################################
# Controls
##################################################
self._sync_check_txt_static_text = forms.static_text(
parent=self.GetWin(),
value=self.sync_check_txt,
callback=self.set_sync_check_txt,
label="Sync check",
converter=forms.int_converter(),
)
self.GridAdd(self._sync_check_txt_static_text, 0, 3, 1, 1)
self._satname_txt_static_text = forms.static_text(
parent=self.GetWin(),
value=self.satname_txt,
callback=self.set_satname_txt,
label="Satellite",
converter=forms.str_converter(),
)
self.GridAdd(self._satname_txt_static_text, 0, 0, 1, 1)
_pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._pll_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
label="PLL Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._pll_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_pll_alpha_sizer,
value=self.pll_alpha,
callback=self.set_pll_alpha,
minimum=0.0,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_pll_alpha_sizer, 1, 0, 1, 1)
self._frames_file_txt_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.frames_file_txt,
callback=self.set_frames_file_txt,
label="Frames output filename",
converter=forms.str_converter(),
)
self.displays.GetPage(1).GridAdd(self._frames_file_txt_static_text, 2, 0, 1, 1)
self._decim_txt_static_text = forms.static_text(
parent=self.GetWin(),
value=self.decim_txt,
callback=self.set_decim_txt,
label="Decimation",
converter=forms.str_converter(),
)
self.GridAdd(self._decim_txt_static_text, 0, 1, 1, 1)
_clock_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
self._clock_alpha_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
label="Clock Alpha",
converter=forms.float_converter(),
proportion=0,
)
self._clock_alpha_slider = forms.slider(
parent=self.GetWin(),
sizer=_clock_alpha_sizer,
value=self.clock_alpha,
callback=self.set_clock_alpha,
minimum=0.0,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_clock_alpha_sizer, 1, 1, 1, 1)
self._baseband_file_txt_static_text = forms.static_text(
parent=self.displays.GetPage(1).GetWin(),
value=self.baseband_file_txt,
callback=self.set_baseband_file_txt,
label="Baseband filename",
converter=forms.str_converter(),
)
self.displays.GetPage(1).GridAdd(self._baseband_file_txt_static_text, 1, 0, 1, 1)
##################################################
# Blocks
##################################################
self.agc = gr.agc_cc(1e-6, 1.0, 1.0, 1.0)
self.decoder = noaa.hrpt_decoder(True,False)
self.frame_sink = gr.file_sink(gr.sizeof_short*1, "/home/jerry/NOAA-XX.hrpt")
self.frame_sink.set_unbuffered(False)
self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(sps/2.0, clock_alpha**2/4.0, 0.5, clock_alpha, max_clock_offset)
self.gr_file_source_0 = gr.file_source(gr.sizeof_short*1, "/home/jerry/hrpt/baseband/NOAA-18/2011-01-07T132821-NOAA-18.dat", False)
self.gr_interleaved_short_to_complex_0 = gr.interleaved_short_to_complex()
self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0/hs, 4000)
self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2/4.0, max_carrier_offset)
self.poesweather_noaa_hrpt_deframer_0 = poesweather.noaa_hrpt_deframer(sync_check)
self.rx_fft = fftsink2.fft_sink_c(
self.displays.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=45,
ref_scale=2.0,
sample_rate=sample_rate,
fft_size=1024,
fft_rate=30,
average=True,
avg_alpha=0.1,
title="NOAA HRPT Spectrum",
peak_hold=False,
)
self.displays.GetPage(0).Add(self.rx_fft.win)
self.throttle = gr.throttle(gr.sizeof_short*1, sample_rate*10)
##################################################
# Connections
##################################################
self.connect((self.gr_interleaved_short_to_complex_0, 0), (self.agc, 0))
self.connect((self.throttle, 0), (self.gr_interleaved_short_to_complex_0, 0))
self.connect((self.gr_file_source_0, 0), (self.throttle, 0))
self.connect((self.agc, 0), (self.rx_fft, 0))
self.connect((self.poesweather_noaa_hrpt_deframer_0, 0), (self.frame_sink, 0))
self.connect((self.poesweather_noaa_hrpt_deframer_0, 0), (self.decoder, 0))
self.connect((self.gr_binary_slicer_fb_0, 0), (self.poesweather_noaa_hrpt_deframer_0, 0))
self.connect((self.agc, 0), (self.pll, 0))
self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
self.connect((self.gr_moving_average_xx_0, 0), (self.gr_clock_recovery_mm_xx_0, 0))
self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.gr_binary_slicer_fb_0, 0))
def __init__(self, subdev="A:0", devid="addr=192.168.10.2", frequency=1.4125e9, fftsize=8192):
grc_wxgui.top_block_gui.__init__(self, title="Total Power Radiometer - N200")
##################################################
# Parameters
##################################################
self.subdev = subdev
self.devid = devid
self.frequency = frequency
self.fftsize = fftsize
##################################################
# Variables
##################################################
self.GUI_samp_rate = GUI_samp_rate = 10e6
self.samp_rate = samp_rate = int(GUI_samp_rate)
self.prefix = prefix = "tpr_"
self.text_samp_rate = text_samp_rate = GUI_samp_rate
self.text_deviceID = text_deviceID = subdev
self.text_Device_addr = text_Device_addr = devid
self.spec_data_fifo = spec_data_fifo = "spectrum_" + datetime.now().strftime("%Y.%m.%d.%H.%M.%S") + ".dat"
self.spavg = spavg = 1
self.scope_rate = scope_rate = 2
self.recfile_tpr = recfile_tpr = prefix + datetime.now().strftime("%Y.%m.%d.%H.%M.%S") + ".dat"
self.recfile_kelvin = recfile_kelvin = prefix+"kelvin" + datetime.now().strftime("%Y.%m.%d.%H.%M.%S") + ".dat"
self.rec_button_tpr = rec_button_tpr = 1
self.rec_button_iq = rec_button_iq = 1
self.noise_amplitude = noise_amplitude = .5
self.integ = integ = 2
self.gain = gain = 26
self.freq = freq = frequency
self.file_rate = file_rate = 2.0
self.fftrate = fftrate = int(samp_rate/fftsize)
self.det_rate = det_rate = int(20.0)
self.dc_gain = dc_gain = 1
self.calib_2 = calib_2 = -342.774
self.calib_1 = calib_1 = 4.0755e3
self.add_noise = add_noise = 0
##################################################
# Blocks
##################################################
self.Main = self.Main = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.Main.AddPage(grc_wxgui.Panel(self.Main), "N200 Control Panel")
self.Main.AddPage(grc_wxgui.Panel(self.Main), "TPR Measurements")
self.Add(self.Main)
_spavg_sizer = wx.BoxSizer(wx.VERTICAL)
self._spavg_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_spavg_sizer,
value=self.spavg,
callback=self.set_spavg,
label="Spectral Averaging (Seconds)",
converter=forms.int_converter(),
proportion=0,
)
self._spavg_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_spavg_sizer,
value=self.spavg,
callback=self.set_spavg,
minimum=1,
maximum=20,
num_steps=20,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_spavg_sizer, 1, 1, 1, 1)
self._rec_button_tpr_chooser = forms.button(
parent=self.Main.GetPage(0).GetWin(),
value=self.rec_button_tpr,
callback=self.set_rec_button_tpr,
label="Record TPR Data",
choices=[0,1],
labels=['Stop','Start'],
)
self.Main.GetPage(0).GridAdd(self._rec_button_tpr_chooser, 4, 1, 1, 1)
self._rec_button_iq_chooser = forms.button(
parent=self.Main.GetPage(0).GetWin(),
value=self.rec_button_iq,
callback=self.set_rec_button_iq,
label="Record I/Q Data",
choices=[0,1],
labels=['Stop','Start'],
)
self.Main.GetPage(0).GridAdd(self._rec_button_iq_chooser, 4, 0, 1, 1)
_integ_sizer = wx.BoxSizer(wx.VERTICAL)
self._integ_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_integ_sizer,
value=self.integ,
callback=self.set_integ,
label="Integration Time (Seconds)",
converter=forms.float_converter(),
proportion=0,
)
self._integ_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_integ_sizer,
value=self.integ,
callback=self.set_integ,
minimum=1,
maximum=60,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_integ_sizer, 0, 2, 1, 1)
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label="RF Gain (dB)",
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=50,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_gain_sizer, 0, 1, 1, 1)
self._freq_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
value=self.freq,
callback=self.set_freq,
label="Center Frequency (Hz)",
converter=forms.float_converter(),
)
self.Main.GetPage(0).GridAdd(self._freq_text_box, 0, 0, 1, 1)
self._dc_gain_chooser = forms.radio_buttons(
parent=self.Main.GetPage(0).GetWin(),
value=self.dc_gain,
callback=self.set_dc_gain,
label="DC Gain",
choices=[1, 10, 100, 1000, 10000],
labels=[],
style=wx.RA_HORIZONTAL,
)
self.Main.GetPage(0).GridAdd(self._dc_gain_chooser, 1, 0, 1, 1)
self._calib_2_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
value=self.calib_2,
callback=self.set_calib_2,
label="Calibration value 2",
converter=forms.float_converter(),
)
self.Main.GetPage(0).GridAdd(self._calib_2_text_box, 3, 1, 1, 1)
self._calib_1_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
value=self.calib_1,
callback=self.set_calib_1,
label="Calibration value 1",
converter=forms.float_converter(),
)
self.Main.GetPage(0).GridAdd(self._calib_1_text_box, 3, 0, 1, 1)
self._GUI_samp_rate_chooser = forms.radio_buttons(
parent=self.Main.GetPage(0).GetWin(),
value=self.GUI_samp_rate,
callback=self.set_GUI_samp_rate,
label="Sample Rate (BW)",
choices=[1e6,2e6,5e6,10e6,25e6],
labels=['1 MHz','2 MHz','5 MHz','10 MHz','25 MHz'],
style=wx.RA_HORIZONTAL,
)
self.Main.GetPage(0).GridAdd(self._GUI_samp_rate_chooser, 1, 3, 1, 1)
self.wxgui_scopesink2_2 = scopesink2.scope_sink_f(
self.Main.GetPage(1).GetWin(),
title="Total Power",
sample_rate=2,
v_scale=.1,
v_offset=0,
t_scale=100,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_STRIPCHART,
y_axis_label="power level",
)
self.Main.GetPage(1).Add(self.wxgui_scopesink2_2.win)
self.wxgui_numbersink2_2 = numbersink2.number_sink_f(
self.GetWin(),
unit="Units",
minval=0,
maxval=1,
factor=1.0,
decimal_places=10,
ref_level=0,
sample_rate=GUI_samp_rate,
number_rate=15,
average=False,
avg_alpha=None,
label="Number Plot",
peak_hold=False,
show_gauge=True,
)
self.Add(self.wxgui_numbersink2_2.win)
self.wxgui_numbersink2_0_0 = numbersink2.number_sink_f(
self.Main.GetPage(1).GetWin(),
unit="",
minval=0,
maxval=.2,
factor=1,
decimal_places=6,
ref_level=0,
sample_rate=scope_rate,
number_rate=15,
average=True,
avg_alpha=.01,
label="Raw Power level",
peak_hold=False,
show_gauge=True,
)
self.Main.GetPage(1).Add(self.wxgui_numbersink2_0_0.win)
self.wxgui_numbersink2_0 = numbersink2.number_sink_f(
self.Main.GetPage(1).GetWin(),
unit="Kelvin",
minval=0,
maxval=400,
factor=1,
decimal_places=6,
ref_level=0,
sample_rate=scope_rate,
number_rate=15,
average=False,
avg_alpha=None,
label="Calibrated Temperature",
peak_hold=False,
show_gauge=True,
)
self.Main.GetPage(1).Add(self.wxgui_numbersink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.Main.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=10,
y_divs=10,
ref_level=20,
ref_scale=2.0,
sample_rate=GUI_samp_rate,
fft_size=1024,
fft_rate=5,
average=True,
avg_alpha=0.1,
title="Spectrum",
peak_hold=False,
size=(800,400),
)
self.Main.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join((devid, "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(GUI_samp_rate)
self.uhd_usrp_source_0.set_center_freq(freq, 0)
self.uhd_usrp_source_0.set_gain(gain, 0)
(self.uhd_usrp_source_0).set_processor_affinity([0])
self._text_samp_rate_static_text = forms.static_text(
parent=self.Main.GetPage(0).GetWin(),
value=self.text_samp_rate,
callback=self.set_text_samp_rate,
label="Samp rate",
converter=forms.float_converter(),
)
self.Main.GetPage(0).GridAdd(self._text_samp_rate_static_text, 2, 0, 1, 1)
self._text_deviceID_static_text = forms.static_text(
parent=self.Main.GetPage(0).GetWin(),
value=self.text_deviceID,
callback=self.set_text_deviceID,
label="SubDev",
converter=forms.str_converter(),
)
self.Main.GetPage(0).GridAdd(self._text_deviceID_static_text, 2, 1, 1, 1)
self._text_Device_addr_static_text = forms.static_text(
parent=self.Main.GetPage(0).GetWin(),
value=self.text_Device_addr,
callback=self.set_text_Device_addr,
label="Device Address",
converter=forms.str_converter(),
)
self.Main.GetPage(0).GridAdd(self._text_Device_addr_static_text, 2, 2, 1, 1)
self.single_pole_iir_filter_xx_0 = filter.single_pole_iir_filter_ff(1.0/((samp_rate*integ)/2.0), 1)
(self.single_pole_iir_filter_xx_0).set_processor_affinity([1])
_noise_amplitude_sizer = wx.BoxSizer(wx.VERTICAL)
self._noise_amplitude_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_noise_amplitude_sizer,
value=self.noise_amplitude,
callback=self.set_noise_amplitude,
label='noise_amplitude',
converter=forms.float_converter(),
proportion=0,
)
self._noise_amplitude_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_noise_amplitude_sizer,
value=self.noise_amplitude,
callback=self.set_noise_amplitude,
minimum=.01,
maximum=1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_noise_amplitude_sizer, 3, 2, 1, 1)
self.logpwrfft_x_0 = logpwrfft.logpwrfft_c(
sample_rate=samp_rate,
fft_size=fftsize,
ref_scale=2,
frame_rate=fftrate,
avg_alpha=1.0/float(spavg*fftrate),
average=True,
)
self.blocks_peak_detector_xb_0 = blocks.peak_detector_fb(0.25, 0.40, 10, 0.001)
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vff((calib_1, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((dc_gain, ))
self.blocks_keep_one_in_n_4 = blocks.keep_one_in_n(gr.sizeof_float*1, samp_rate/det_rate)
self.blocks_keep_one_in_n_3 = blocks.keep_one_in_n(gr.sizeof_float*fftsize, fftrate)
self.blocks_keep_one_in_n_1 = blocks.keep_one_in_n(gr.sizeof_float*1, int(det_rate/file_rate))
self.blocks_file_sink_5 = blocks.file_sink(gr.sizeof_float*fftsize, spec_data_fifo, False)
self.blocks_file_sink_5.set_unbuffered(True)
self.blocks_file_sink_4 = blocks.file_sink(gr.sizeof_float*1, recfile_tpr, False)
self.blocks_file_sink_4.set_unbuffered(True)
self.blocks_file_sink_1 = blocks.file_sink(gr.sizeof_gr_complex*1, prefix+"iq_raw" + datetime.now().strftime("%Y.%m.%d.%H.%M.%S") + ".dat", False)
self.blocks_file_sink_1.set_unbuffered(False)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_float*1, recfile_kelvin, False)
self.blocks_file_sink_0.set_unbuffered(True)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_complex_to_mag_squared_1 = blocks.complex_to_mag_squared(1)
self.blocks_char_to_float_0 = blocks.char_to_float(1, 1)
self.blocks_add_const_vxx_1 = blocks.add_const_vff((calib_2, ))
self.blks2_valve_2 = grc_blks2.valve(item_size=gr.sizeof_gr_complex*1, open=bool(rec_button_iq))
self.blks2_valve_1 = grc_blks2.valve(item_size=gr.sizeof_float*1, open=bool(0))
self.blks2_valve_0 = grc_blks2.valve(item_size=gr.sizeof_float*1, open=bool(rec_button_tpr))
self._add_noise_chooser = forms.button(
parent=self.Main.GetPage(0).GetWin(),
value=self.add_noise,
callback=self.set_add_noise,
label="Noise Source",
choices=[0,1],
labels=['Off','On'],
)
self.Main.GetPage(0).GridAdd(self._add_noise_chooser, 3, 3, 1, 1)
##################################################
# Connections
##################################################
self.connect((self.blks2_valve_0, 0), (self.blocks_file_sink_4, 0))
self.connect((self.blks2_valve_1, 0), (self.blocks_file_sink_0, 0))
self.connect((self.blks2_valve_2, 0), (self.blocks_file_sink_1, 0))
self.connect((self.blocks_add_const_vxx_1, 0), (self.blks2_valve_1, 0))
self.connect((self.blocks_add_const_vxx_1, 0), (self.wxgui_numbersink2_0, 0))
self.connect((self.blocks_char_to_float_0, 0), (self.wxgui_numbersink2_2, 0))
self.connect((self.blocks_complex_to_mag_squared_1, 0), (self.single_pole_iir_filter_xx_0, 0))
self.connect((self.blocks_complex_to_real_0, 0), (self.blocks_peak_detector_xb_0, 0))
self.connect((self.blocks_keep_one_in_n_1, 0), (self.blks2_valve_0, 0))
self.connect((self.blocks_keep_one_in_n_1, 0), (self.blocks_multiply_const_vxx_1, 0))
self.connect((self.blocks_keep_one_in_n_1, 0), (self.wxgui_scopesink2_2, 0))
self.connect((self.blocks_keep_one_in_n_3, 0), (self.blocks_file_sink_5, 0))
self.connect((self.blocks_keep_one_in_n_4, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_keep_one_in_n_1, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.wxgui_numbersink2_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.blocks_add_const_vxx_1, 0))
self.connect((self.blocks_peak_detector_xb_0, 0), (self.blocks_char_to_float_0, 0))
self.connect((self.logpwrfft_x_0, 0), (self.blocks_keep_one_in_n_3, 0))
self.connect((self.single_pole_iir_filter_xx_0, 0), (self.blocks_keep_one_in_n_4, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.blks2_valve_2, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.blocks_complex_to_mag_squared_1, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.logpwrfft_x_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.wxgui_fftsink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Dvbc Tx Wxgui")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self._symrate_config = ConfigParser.ConfigParser()
self._symrate_config.read('./dvbc.conf')
try:
symrate = self._symrate_config.getint('dvbc', 'symbolrate')
except:
symrate = 0
self.symrate = symrate
self._mode_config = ConfigParser.ConfigParser()
self._mode_config.read('./dvbc.conf')
try:
mode = self._mode_config.get('dvbc', 'mode')
except:
mode = 0
self.mode = mode
self._center_freq_config = ConfigParser.ConfigParser()
self._center_freq_config.read('./dvbc.conf')
try:
center_freq = self._center_freq_config.getint(
'hackrf', 'frequency')
except:
center_freq = 0
self.center_freq = center_freq
self.samp_rate = samp_rate = symrate * 2
self.rrc_taps = rrc_taps = 100
self._rf_gain_config = ConfigParser.ConfigParser()
self._rf_gain_config.read('./dvbc.conf')
try:
rf_gain = self._rf_gain_config.getint('hackrf', 'rf-gain')
except:
rf_gain = 0
self.rf_gain = rf_gain
self._if_gain_config = ConfigParser.ConfigParser()
self._if_gain_config.read('./dvbc.conf')
try:
if_gain = self._if_gain_config.getint('hackrf', 'if-gain')
except:
if_gain = 0
self.if_gain = if_gain
self.anz0 = anz0 = str(
center_freq / 1000000) + "MHZ / " + mode + " / " + str(
symrate / 1000) + " kSym/s"
infile = str(sys.argv[1])
if mode == "16QAM":
mod = dvbc.MOD_16QAM
elif mode == "32QAM":
mod = dvbc.MOD_32QAM
elif mode == "64QAM":
mod = dvbc.MOD_64QAM
elif mode == "128QAM":
mod = dvbc.MOD_128QAM
elif mode == "256QAM":
mod = dvbc.MOD_256QAM
else:
sys.stderr.write(
"MODE IN CONFIG WRONG! Values: 16QAM, 32QAM, 64QAM, 128QAM or 256QAM \n"
)
sys.exit(1)
print "Frequency: ", center_freq / 1000000, "Mhz / Mode: ", mode, "/ Symbolrate: ", symrate / 1000, "\n"
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=center_freq,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.osmosdr_sink_1 = osmosdr.sink(args="numchan=" + str(1) + " " +
'hackrf,buffers=128,buflen=32768')
self.osmosdr_sink_1.set_sample_rate(samp_rate)
self.osmosdr_sink_1.set_center_freq(center_freq, 0)
self.osmosdr_sink_1.set_freq_corr(0, 0)
self.osmosdr_sink_1.set_gain(rf_gain, 0)
self.osmosdr_sink_1.set_if_gain(if_gain, 0)
self.osmosdr_sink_1.set_bb_gain(0, 0)
self.osmosdr_sink_1.set_antenna('', 0)
self.osmosdr_sink_1.set_bandwidth(8750000, 0)
self.fft_filter_xxx_0 = filter.fft_filter_ccc(
1, (firdes.root_raised_cosine(0.85, samp_rate, samp_rate / 2, 0.15,
rrc_taps)), 1)
self.fft_filter_xxx_0.declare_sample_delay(0)
self.dvbc_symbolmapper_bb_0 = dvbc.symbolmapper_bb(mod)
self.dvbc_modulator_bc_0 = dvbc.modulator_bc(mod)
self.dtv_dvbt_reed_solomon_enc_0 = dtv.dvbt_reed_solomon_enc(
2, 8, 0x11d, 255, 239, 8, 51, 8)
self.dtv_dvbt_energy_dispersal_0 = dtv.dvbt_energy_dispersal(1)
self.dtv_dvbt_convolutional_interleaver_0 = dtv.dvbt_convolutional_interleaver(
136, 12, 17)
if infile == "-":
self.blocks_file_descriptor_source_0 = blocks.file_descriptor_source(
gr.sizeof_char * 1, 0, True)
else:
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_char * 1, infile, True)
self._anz0_static_text = forms.static_text(
parent=self.GetWin(),
value=self.anz0,
callback=self.set_anz0,
label='Parameter',
converter=forms.str_converter(),
)
self.Add(self._anz0_static_text)
##################################################
# Connections
##################################################
if infile == "-":
self.connect((self.blocks_file_descriptor_source_0, 0),
(self.dtv_dvbt_energy_dispersal_0, 0))
else:
self.connect((self.blocks_file_source_0, 0),
(self.dtv_dvbt_energy_dispersal_0, 0))
self.connect((self.dtv_dvbt_convolutional_interleaver_0, 0),
(self.dvbc_symbolmapper_bb_0, 0))
self.connect((self.dtv_dvbt_energy_dispersal_0, 0),
(self.dtv_dvbt_reed_solomon_enc_0, 0))
self.connect((self.dtv_dvbt_reed_solomon_enc_0, 0),
(self.dtv_dvbt_convolutional_interleaver_0, 0))
self.connect((self.dvbc_modulator_bc_0, 0), (self.fft_filter_xxx_0, 0))
self.connect((self.dvbc_symbolmapper_bb_0, 0),
(self.dvbc_modulator_bc_0, 0))
self.connect((self.fft_filter_xxx_0, 0), (self.osmosdr_sink_1, 0))
self.connect((self.fft_filter_xxx_0, 0), (self.wxgui_fftsink2_0, 0))
