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, 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))