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.samp_rate = samp_rate = 32000
##################################################
# Blocks
##################################################
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("addr=192.168.10.2", "")),
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(2.415e9, 0)
self.uhd_usrp_sink_0.set_gain(15, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.uhd_usrp_sink_0.set_bandwidth(8.7e6, 0)
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.blocks_vector_source_x_0 = blocks.vector_source_b((1, 1, 1, 1),
True, 1, [])
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((.500, ))
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_b(
grc_blks2.packet_encoder(
samples_per_symbol=1,
bits_per_symbol=1,
preamble="",
access_code="",
pad_for_usrp=True,
),
payload_length=0,
)
self.Spread_ds_spreader_0 = Spread.ds_spreader(2, (1, 1, 0, 1),
(1, 1, 1))
##################################################
# Connections
##################################################
self.connect((self.Spread_ds_spreader_0, 0),
(self.digital_dxpsk_mod_0, 0))
self.connect((self.blks2_packet_encoder_0, 0),
(self.Spread_ds_spreader_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.uhd_usrp_sink_0, 0))
self.connect((self.blocks_vector_source_x_0, 0),
(self.blks2_packet_encoder_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
def __init__(self):
gr.top_block.__init__(self)
##################################################
# Variables
##################################################
#Create Input Vector here
barker13 = [0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 0, 1, 0]
msg = string_to_list.conv_string_to_1_0_list("Hello World\n")
pad = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
pad = pad + pad + pad + pad + pad
input_vector = barker13+msg+pad # <-- Change this: *Hint: Use string_to_list.conv_string_to_1_0_list(s)
#print(input_vector)
##################################################
# Blocks
##################################################
#USRP
#Variables
self.samp_rate = samp_rate = 390625.0
self.sink_args = args = "type=b200"
#self.address = address = "addr=192.168.10.2" # real men hard-code parameters!
self.freq = freq= 1425000000
self.freq_offset = freq_offset= 0
self.gain = gain= 13
print "Sample Rate:", samp_rate
print "Freq:", freq
#Init
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join((args, "")),
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(freq, 0)
self.uhd_usrp_sink_0.set_gain(gain+70.5, 0)
##################################################
self.input_vector_source = blocks.vector_source_b(input_vector, True, 1, [])
self.input_unpacked_to_packed = blocks.unpacked_to_packed_bb(1, gr.GR_MSB_FIRST)
self.mod = digital.dbpsk_mod(
samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
##################################################
# Connections
##################################################
self.connect(self.input_vector_source, self.input_unpacked_to_packed, self.mod, self.uhd_usrp_sink_0)
def __init__(self, b_freq, gain, dt):
gr.top_block.__init__(self, "Transmit Busy Tone")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 200000
self.b_freq = b_freq
##################################################
# Blocks
##################################################
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("", "")),
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(b_freq, 0)
self.uhd_usrp_sink_0.set_gain(gain, 0)
self.uhd_usrp_sink_0.set_bandwidth(10e6, 0)
self.digital_dxpsk_mod_1 = digital.dbpsk_mod(samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((10, ))
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_f(
grc_blks2.packet_encoder(
samples_per_symbol=2,
bits_per_symbol=1,
preamble='',
access_code='',
pad_for_usrp=True,
),
payload_length=0,
)
self.analog_sig_source_x_0_0 = analog.sig_source_f(
samp_rate, analog.GR_SQR_WAVE, 500, 10, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_sig_source_x_0_0, 0),
(self.blks2_packet_encoder_0, 0))
self.connect((self.blks2_packet_encoder_0, 0),
(self.digital_dxpsk_mod_1, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.uhd_usrp_sink_0, 0))
self.connect((self.digital_dxpsk_mod_1, 0),
(self.blocks_multiply_const_vxx_0, 0))
def __init__(self):
gr.top_block.__init__(self)
##################################################
# Variables
##################################################
#Create Input Vector here
input_vector = 0 # <-- Change this: *Hint: Use string_to_list.conv_string_to_1_0_list(s)
##################################################
# Blocks
##################################################
self.input_vector_source = blocks.vector_source_b(
input_vector, True, 1, [])
self.input_unpacked_to_packed = blocks.unpacked_to_packed_bb(
1, gr.GR_MSB_FIRST)
self.mod = digital.dbpsk_mod(samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.demod = digital.dbpsk_demod(samples_per_symbol=2,
excess_bw=0.35,
freq_bw=6.28 / 100.0,
phase_bw=6.28 / 100.0,
timing_bw=6.28 / 100.0,
mod_code="gray",
verbose=False,
log=False)
self.output_unpacked_to_packed = blocks.unpacked_to_packed_bb(
1, gr.GR_MSB_FIRST)
self.frame_sync = frame_sync() # Your custom block!!!
self.output_file_sink = blocks.file_sink(gr.sizeof_char * 1,
"output.txt", False)
self.output_file_sink.set_unbuffered(True)
##################################################
# Connections
##################################################
self.connect(self.input_vector_source, self.input_unpacked_to_packed,
self.mod, self.demod, self.output_unpacked_to_packed,
self.frame_sync, self.output_file_sink)
def __init__(self):
gr.top_block.__init__(self)
##################################################
# Variables
##################################################
s = "Hello Ether!"
#Create Input Vector here
input_vector = string_to_list.conv_string_to_1_0_list(s) # <-- Change this: *Hint: Use string_to_list.conv_string_to_1_0_list(s)
##################################################
# Blocks
##################################################
self.input_vector_source = blocks.vector_source_b(input_vector, True, 1, [])
self.input_unpacked_to_packed = blocks.unpacked_to_packed_bb(1, gr.GR_MSB_FIRST)
self.mod = digital.dbpsk_mod(
samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.demod = digital.dbpsk_demod(
samples_per_symbol=2,
excess_bw=0.35,
freq_bw=6.28/100.0,
phase_bw=6.28/100.0,
timing_bw=6.28/100.0,
mod_code="gray",
verbose=False,
log=False
)
self.output_unpacked_to_packed = blocks.unpacked_to_packed_bb(1, gr.GR_MSB_FIRST)
self.frame_sync = frame_sync() # Your custom block!!!
self.output_file_sink = blocks.file_sink(gr.sizeof_char*1, "output.txt", False)
self.output_file_sink.set_unbuffered(True)
##################################################
# Connections
##################################################
self.connect(self.input_vector_source, self.input_unpacked_to_packed, self.mod, self.demod, self.output_unpacked_to_packed, self.frame_sync, self.output_file_sink)
def __init__(self, amplitude=0.01, excessBW=0.35, sps=4, arity=1):
gr.hier_block2.__init__(
self,
"DPSKTransmitter",
gr.io_signature(1, 1, gr.sizeof_char * 1),
gr.io_signature(1, 1, gr.sizeof_gr_complex * 1),
)
##################################################
# Parameters
##################################################
self.amplitude = amplitude
self.excessBW = excessBW
self.sps = sps
self.arity = arity
if (arity != 2 and arity != 4):
raise ValueError, "Unsupported modulation order '%d'" % (arity, )
##################################################
# Blocks
##################################################
if (self.arity == 2): # BPSK
self.digital_dxpsk_mod = digital.dbpsk_mod(samples_per_symbol=sps,
excess_bw=excessBW,
mod_code="gray",
verbose=False,
log=False)
else:
self.digital_dxpsk_mod = digital.dqpsk_mod(samples_per_symbol=sps,
excess_bw=excessBW,
mod_code="gray",
verbose=False,
log=False)
self.blocks_multiply_const_vxx = blocks.multiply_const_vcc(
(amplitude, ))
##################################################
# Connections
##################################################
self.connect((self.blocks_multiply_const_vxx, 0), (self, 0))
self.connect((self.digital_dxpsk_mod, 0),
(self.blocks_multiply_const_vxx, 0))
self.connect((self, 0), (self.digital_dxpsk_mod, 0))
def __init__(self, frame_sz_bytes=30):
gr.top_block.__init__(self, "Top Block")
Qt.QWidget.__init__(self)
self.setWindowTitle("Top Block")
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "top_block")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Parameters
##################################################
self.frame_sz_bytes = frame_sz_bytes
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 50e3
self.ccsds_encoder_var = ccsds_encoder_var = fec.ccsds_encoder_make(frame_sz_bytes * 8, 0, fec.CC_TAILBITING)
self.cc_decoder_var = cc_decoder_var = fec.cc_decoder.make(frame_sz_bytes * 8, 7, 2, ([109,79]), 0, -1, fec.CC_TAILBITING, False)
##################################################
# Blocks
##################################################
self.fec_extended_encoder_0 = fec.extended_encoder(encoder_obj_list=ccsds_encoder_var, threading='capillary', puncpat='11')
self.fec_extended_decoder_0 = fec.extended_decoder(decoder_obj_list=cc_decoder_var, threading='capillary', ann=None, puncpat='11', integration_period=10000)
self.digital_map_bb_0 = digital.map_bb((-1,1))
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(
samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.digital_dxpsk_demod_0 = digital.dbpsk_demod(
samples_per_symbol=2,
excess_bw=0.35,
freq_bw=6.28/100.0,
phase_bw=6.28/100.0,
timing_bw=6.28/100.0,
mod_code="gray",
verbose=False,
log=False
)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.5,
frequency_offset=0.0,
epsilon=1.0,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=False
)
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(16)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*1, samp_rate,True)
self.blocks_pack_k_bits_bb_0 = blocks.pack_k_bits_bb(16)
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char*1, '/home/jeff/EE420/FinalProj/testdat.txt', True)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_char*1, '/home/jeff/EE420/Repo/EE420SDR/FinalProj/fecout.txt', False)
self.blocks_file_sink_0.set_unbuffered(True)
self.blocks_char_to_float_0 = blocks.char_to_float(1, 1)
self.blks2_packet_encoder_1 = grc_blks2.packet_mod_b(grc_blks2.packet_encoder(
samples_per_symbol=2,
bits_per_symbol=1,
preamble='',
access_code='',
pad_for_usrp=True,
),
payload_length=0,
)
self.blks2_packet_decoder_1 = grc_blks2.packet_demod_b(grc_blks2.packet_decoder(
access_code='',
threshold=-1,
callback=lambda ok, payload: self.blks2_packet_decoder_1.recv_pkt(ok, payload),
),
)
##################################################
# Connections
##################################################
self.connect((self.blks2_packet_decoder_1, 0), (self.digital_map_bb_0, 0))
self.connect((self.blks2_packet_encoder_1, 0), (self.digital_dxpsk_mod_0, 0))
self.connect((self.blocks_char_to_float_0, 0), (self.fec_extended_decoder_0, 0))
self.connect((self.blocks_file_source_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_pack_k_bits_bb_0, 0), (self.blocks_file_sink_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blocks_unpack_k_bits_bb_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.fec_extended_encoder_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.digital_dxpsk_demod_0, 0))
self.connect((self.digital_dxpsk_demod_0, 0), (self.blks2_packet_decoder_1, 0))
self.connect((self.digital_dxpsk_mod_0, 0), (self.channels_channel_model_0, 0))
self.connect((self.digital_map_bb_0, 0), (self.blocks_char_to_float_0, 0))
self.connect((self.fec_extended_decoder_0, 0), (self.blocks_pack_k_bits_bb_0, 0))
self.connect((self.fec_extended_encoder_0, 0), (self.blks2_packet_encoder_1, 0))
def __init__(self, addr="127.0.0.1", alpha=0.5, bb_gain=0.65, port="4000", samps_per_symb=4, tx_correct=0, tx_freq=2402e6, tx_gain=20, samp_rate=100e3, tx_offset=50e3):
gr.top_block.__init__(self, "Tx Scram Sock")
##################################################
# Parameters
##################################################
self.addr = addr
self.alpha = alpha
self.bb_gain = bb_gain
self.port = port
self.samps_per_symb = samps_per_symb
self.tx_correct = tx_correct
self.tx_freq = tx_freq
self.tx_gain = tx_gain
self.samp_rate = samp_rate
self.tx_offset = tx_offset
##################################################
# Blocks
##################################################
self.vtgs_mult_scrambler_0 = vtgs.mult_scrambler(17, 0x3FFFF)
self.vtgs_ao40_encoder_0 = vtgs.ao40_encoder(False, 449838109)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_time_source("gpsdo", 0)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(uhd.tune_request(tx_freq+tx_correct, tx_offset), 0)
self.uhd_usrp_sink_0.set_gain(tx_gain, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.digital_map_bb_0 = digital.map_bb((1,0))
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(
samples_per_symbol=samps_per_symb,
excess_bw=alpha,
mod_code="gray",
verbose=False,
log=False)
self.blocks_stream_mux_0 = blocks.stream_mux(gr.sizeof_char*1, (384,5232,384))
self.blocks_socket_pdu_0 = blocks.socket_pdu("UDP_SERVER", addr, port, 10000, False)
self.blocks_pack_k_bits_bb_0 = blocks.pack_k_bits_bb(8)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((bb_gain, ))
self.analog_random_source_x_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, 1, 1000)), True)
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_socket_pdu_0, 'pdus'), (self.vtgs_ao40_encoder_0, 'in'))
self.connect((self.analog_random_source_x_0, 0), (self.blocks_stream_mux_0, 0))
self.connect((self.analog_random_source_x_0, 0), (self.blocks_stream_mux_0, 2))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.blocks_pack_k_bits_bb_0, 0), (self.digital_dxpsk_mod_0, 0))
self.connect((self.blocks_stream_mux_0, 0), (self.digital_map_bb_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.digital_map_bb_0, 0), (self.vtgs_mult_scrambler_0, 0))
self.connect((self.vtgs_ao40_encoder_0, 0), (self.blocks_stream_mux_0, 1))
self.connect((self.vtgs_mult_scrambler_0, 0), (self.blocks_pack_k_bits_bb_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="MPSK Demod Demo")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samps_per_sym = samps_per_sym = 4
self.samp_rate = samp_rate = 32000
self.noise = noise = 0.1
self.freq_on = freq_on = 0
##################################################
# Blocks
##################################################
_noise_sizer = wx.BoxSizer(wx.VERTICAL)
self._noise_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_noise_sizer,
value=self.noise,
callback=self.set_noise,
label='Noise',
converter=forms.float_converter(),
proportion=0,
)
self._noise_slider = forms.slider(
parent=self.GetWin(),
sizer=_noise_sizer,
value=self.noise,
callback=self.set_noise,
minimum=0,
maximum=1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_noise_sizer)
self.nb = self.nb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Constellation")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "FFT")
self.Add(self.nb)
_freq_on_sizer = wx.BoxSizer(wx.VERTICAL)
self._freq_on_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freq_on_sizer,
value=self.freq_on,
callback=self.set_freq_on,
label='freq_on',
converter=forms.float_converter(),
proportion=0,
)
self._freq_on_slider = forms.slider(
parent=self.GetWin(),
sizer=_freq_on_sizer,
value=self.freq_on,
callback=self.set_freq_on,
minimum=-0.5,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_freq_on_sizer)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.nb.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=32000,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
win=window.blackmanharris,
)
self.nb.GetPage(1).Add(self.wxgui_fftsink2_0.win)
self.wxgui_constellationsink2_0 = constsink_gl.const_sink_c(
self.nb.GetPage(0).GetWin(),
title='Constellation Plot',
sample_rate=samp_rate,
frame_rate=5,
const_size=1024,
M=4,
theta=0,
loop_bw=0.030,
fmax=0.06,
mu=0.5,
gain_mu=0.005,
symbol_rate=samp_rate/4.,
omega_limit=0.005,
)
self.nb.GetPage(0).Add(self.wxgui_constellationsink2_0.win)
self.digital_constellation_8psk_sptr = digital.dbpsk_mod(
samples_per_symbol=4,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=True)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=noise,
frequency_offset=freq_on,
epsilon=1.0,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=False
)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
self.analog_random_source_x_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, 2**8, 10000)), True)
##################################################
# Connections
##################################################
self.connect((self.analog_random_source_x_0, 0), (self.digital_constellation_8psk_sptr, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_constellationsink2_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.digital_constellation_8psk_sptr, 0), (self.channels_channel_model_0, 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.samp_rate = samp_rate = 1000000
##################################################
# Blocks
##################################################
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("", "")),
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(88.1e6, 0)
self.uhd_usrp_source_0.set_gain(0, 0)
self.uhd_usrp_source_0.set_antenna("RX2", 0)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("", "")),
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(88.1e6, 0)
self.uhd_usrp_sink_0.set_gain(0, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(
samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.digital_dxpsk_demod_0 = digital.dbpsk_demod(
samples_per_symbol=2,
excess_bw=0.35,
freq_bw=6.28/100.0,
phase_bw=6.28/100.0,
timing_bw=6.28/100.0,
mod_code="gray",
verbose=False,
log=False
)
self.blocks_vector_source_x_0 = blocks.vector_source_b([1,1], True, 1, [])
self.blocks_unpacked_to_packed_xx_0 = blocks.unpacked_to_packed_bb(1, gr.GR_MSB_FIRST)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_char*1, "dbpsk_out.txt", False)
self.blocks_file_sink_0.set_unbuffered(True)
##################################################
# Connections
##################################################
self.connect((self.blocks_unpacked_to_packed_xx_0, 0), (self.digital_dxpsk_mod_0, 0))
self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_unpacked_to_packed_xx_0, 0))
self.connect((self.digital_dxpsk_demod_0, 0), (self.blocks_file_sink_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.digital_dxpsk_demod_0, 0))
def __init__(self,
addr='127.0.0.1',
alpha=0.5,
bb_gain=1,
port='4000',
samp_rate=250e3,
samps_per_symb=2,
tx_correct=0,
tx_freq=2402e6,
tx_gain=20,
tx_offset=50e3):
gr.top_block.__init__(self, "Trx Scram Sock")
Qt.QWidget.__init__(self)
self.setWindowTitle("Trx Scram Sock")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "trx_scram_sock")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Parameters
##################################################
self.addr = addr
self.alpha = alpha
self.bb_gain = bb_gain
self.port = port
self.samp_rate = samp_rate
self.samps_per_symb = samps_per_symb
self.tx_correct = tx_correct
self.tx_freq = tx_freq
self.tx_gain = tx_gain
self.tx_offset = tx_offset
##################################################
# Blocks
##################################################
self.vtgs_mult_scrambler_0 = vtgs.mult_scrambler(17, 0x3FFFF)
self.vtgs_ao40_encoder_0 = vtgs.ao40_encoder(False, 449838109)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0,
"")
self.qtgui_freq_sink_x_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0.enable_grid(True)
self.qtgui_freq_sink_x_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0.set_plot_pos_half(not True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_freq_sink_x_0_win)
self.digital_map_bb_0 = digital.map_bb((1, 0))
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(
samples_per_symbol=samps_per_symb,
excess_bw=alpha,
mod_code="gray",
verbose=False,
log=False)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_stream_mux_0 = blocks.stream_mux(gr.sizeof_char * 1,
(768, 5232))
self.blocks_socket_pdu_0 = blocks.socket_pdu("UDP_SERVER", addr, port,
10000, False)
self.blocks_pack_k_bits_bb_0 = blocks.pack_k_bits_bb(8)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc(
(bb_gain, ))
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.analog_sig_source_x_0 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, 100e3, 1, 0)
self.analog_random_source_x_0 = blocks.vector_source_b(
map(int, numpy.random.randint(0, 1, 768)), True)
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_socket_pdu_0, 'pdus'),
(self.vtgs_ao40_encoder_0, 'in'))
self.connect((self.analog_random_source_x_0, 0),
(self.blocks_stream_mux_0, 0))
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.blocks_add_xx_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_pack_k_bits_bb_0, 0),
(self.digital_dxpsk_mod_0, 0))
self.connect((self.blocks_stream_mux_0, 0), (self.digital_map_bb_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.qtgui_freq_sink_x_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.digital_map_bb_0, 0),
(self.vtgs_mult_scrambler_0, 0))
self.connect((self.vtgs_ao40_encoder_0, 0),
(self.blocks_stream_mux_0, 1))
self.connect((self.vtgs_mult_scrambler_0, 0),
(self.blocks_pack_k_bits_bb_0, 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.samp_rate = samp_rate = 10000000
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
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_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
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.random_source_x_0 = gr.vector_source_b(
map(int, numpy.random.randint(0, 2, 1000)), True)
self.gr_vector_to_stream_0 = gr.vector_to_stream(
gr.sizeof_gr_complex * 1, 512)
self.gr_throttle_0 = gr.throttle(gr.sizeof_gr_complex * 1, samp_rate)
self.gr_sub_xx_0 = gr.sub_cc(512)
self.gr_stream_to_vector_0 = gr.stream_to_vector(
gr.sizeof_gr_complex * 1, 512)
self.gr_file_source_1 = gr.file_source(
gr.sizeof_gr_complex * 512,
"/home/traviscollins/git/BLISS/Matlab/Spectral_Subtraction/hilbert.txt",
True)
self.gr_file_source_0 = gr.file_source(
gr.sizeof_float * 1,
"/home/traviscollins/git/BLISS/Matlab/Spectral_Subtraction/INPUT.txt",
True)
self.gr_file_sink_0 = gr.file_sink(
gr.sizeof_float * 1,
"/home/traviscollins/git/BLISS/Matlab/Spectral_Subtraction/OUTPUT.txt"
)
self.gr_file_sink_0.set_unbuffered(False)
self.gr_add_xx_0 = gr.add_vcc(1)
self.fft_vxx_1 = fft.fft_vcc(512, False, (window.blackmanharris(1024)),
True, 1)
self.fft_vxx_0 = fft.fft_vcc(512, True, (window.blackmanharris(1024)),
True, 1)
self.digital_ofdm_mod_0 = grc_blks2.packet_mod_f(
digital.ofdm_mod(options=grc_blks2.options(
modulation="bpsk",
fft_length=512,
occupied_tones=200,
cp_length=128,
pad_for_usrp=True,
log=None,
verbose=None,
), ),
payload_length=0,
)
self.digital_ofdm_demod_0 = grc_blks2.packet_demod_f(
digital.ofdm_demod(
options=grc_blks2.options(
modulation="bpsk",
fft_length=512,
occupied_tones=200,
cp_length=128,
snr=10,
log=None,
verbose=None,
),
callback=lambda ok, payload: self.digital_ofdm_demod_0.
recv_pkt(ok, payload),
), )
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(samples_per_symbol=2,
excess_bw=0.35,
gray_coded=True,
verbose=False,
log=False)
##################################################
# Connections
##################################################
self.connect((self.gr_file_source_0, 0), (self.digital_ofdm_mod_0, 0))
self.connect((self.digital_ofdm_demod_0, 0), (self.gr_file_sink_0, 0))
self.connect((self.gr_stream_to_vector_0, 0), (self.fft_vxx_0, 0))
self.connect((self.random_source_x_0, 0),
(self.digital_dxpsk_mod_0, 0))
self.connect((self.digital_ofdm_mod_0, 0), (self.gr_add_xx_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0), (self.gr_add_xx_0, 1))
self.connect((self.gr_add_xx_0, 0), (self.gr_throttle_0, 0))
self.connect((self.gr_throttle_0, 0), (self.gr_stream_to_vector_0, 0))
self.connect((self.fft_vxx_0, 0), (self.gr_sub_xx_0, 0))
self.connect((self.gr_file_source_1, 0), (self.gr_sub_xx_0, 1))
self.connect((self.gr_vector_to_stream_0, 0),
(self.digital_ofdm_demod_0, 0))
self.connect((self.gr_vector_to_stream_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.gr_sub_xx_0, 0), (self.fft_vxx_1, 0))
self.connect((self.fft_vxx_1, 0), (self.gr_vector_to_stream_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
Qt.QWidget.__init__(self)
self.setWindowTitle("Top Block")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "top_block")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.tx_gain_ch2 = tx_gain_ch2 = 0
self.tx_gain_ch1 = tx_gain_ch1 = 50
self.tx_freq_ch2 = tx_freq_ch2 = 2.4e9
self.tx_freq_ch1 = tx_freq_ch1 = 2.4e9
self.samp_rate = samp_rate = 32000
self.rx_gain_ch2 = rx_gain_ch2 = 0
self.rx_gain_ch1 = rx_gain_ch1 = 50
self.rx_freq_ch2 = rx_freq_ch2 = 2.4e9
self.rx_freq_ch1 = rx_freq_ch1 = 2.4e9
##################################################
# Blocks
##################################################
self._tx_gain_ch1_range = Range(0, 50, 1, 50, 200)
self._tx_gain_ch1_win = RangeWidget(self._tx_gain_ch1_range,
self.set_tx_gain_ch1,
'TX Gain CH1', "counter_slider",
float)
self.top_layout.addWidget(self._tx_gain_ch1_win)
self._tx_freq_ch1_range = Range(10e6, 6e9, 100e3, 2.4e9, 200)
self._tx_freq_ch1_win = RangeWidget(self._tx_freq_ch1_range,
self.set_tx_freq_ch1,
'TX Freq CH1', "counter_slider",
float)
self.top_layout.addWidget(self._tx_freq_ch1_win)
self._rx_gain_ch1_range = Range(0, 50, 1, 50, 200)
self._rx_gain_ch1_win = RangeWidget(self._rx_gain_ch1_range,
self.set_rx_gain_ch1,
'RX Gain CH1', "counter_slider",
float)
self.top_layout.addWidget(self._rx_gain_ch1_win)
self._rx_freq_ch1_range = Range(10e6, 6e9, 100e3, 2.4e9, 200)
self._rx_freq_ch1_win = RangeWidget(self._rx_freq_ch1_range,
self.set_rx_freq_ch1,
'RX Freq CH1', "counter_slider",
float)
self.top_layout.addWidget(self._rx_freq_ch1_win)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("addr=192.168.30.2", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_clock_rate(200e6, uhd.ALL_MBOARDS)
self.uhd_usrp_source_0.set_clock_source('internal', 0)
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_time_now(uhd.time_spec(time.time()),
uhd.ALL_MBOARDS)
self.uhd_usrp_source_0.set_center_freq(rx_freq_ch1, 0)
self.uhd_usrp_source_0.set_gain(rx_gain_ch1, 0)
self.uhd_usrp_source_0.set_antenna('RX2', 0)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("addr=192.168.10.2", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_subdev_spec('A:0 ', 0)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(tx_freq_ch1, 0)
self.uhd_usrp_sink_0.set_gain(tx_gain_ch1, 0)
self.uhd_usrp_sink_0.set_antenna('TX/RX', 0)
self._tx_gain_ch2_range = Range(0, 30, 1, 0, 200)
self._tx_gain_ch2_win = RangeWidget(self._tx_gain_ch2_range,
self.set_tx_gain_ch2,
'TX Gain CH2', "counter_slider",
float)
self.top_layout.addWidget(self._tx_gain_ch2_win)
self._tx_freq_ch2_range = Range(10e6, 6e9, 100e3, 2.4e9, 200)
self._tx_freq_ch2_win = RangeWidget(self._tx_freq_ch2_range,
self.set_tx_freq_ch2,
'TX Freq CH2', "counter_slider",
float)
self.top_layout.addWidget(self._tx_freq_ch2_win)
self._rx_gain_ch2_range = Range(0, 30, 1, 0, 200)
self._rx_gain_ch2_win = RangeWidget(self._rx_gain_ch2_range,
self.set_rx_gain_ch2,
'RX Gain CH2', "counter_slider",
float)
self.top_layout.addWidget(self._rx_gain_ch2_win)
self._rx_freq_ch2_range = Range(10e6, 6e9, 100e3, 2.4e9, 200)
self._rx_freq_ch2_win = RangeWidget(self._rx_freq_ch2_range,
self.set_rx_freq_ch2,
'RX Freq CH2', "counter_slider",
float)
self.top_layout.addWidget(self._rx_freq_ch2_win)
self.qtgui_time_sink_x_0_0 = qtgui.time_sink_c(
1024, #size
samp_rate, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_0.set_update_time(0.10)
self.qtgui_time_sink_x_0_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, 0, "")
self.qtgui_time_sink_x_0_0.enable_autoscale(False)
self.qtgui_time_sink_x_0_0.enable_grid(False)
self.qtgui_time_sink_x_0_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0_0.enable_control_panel(False)
if not True:
self.qtgui_time_sink_x_0_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
if (i % 2 == 0):
self.qtgui_time_sink_x_0_0.set_line_label(
i, "Re{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_0_0.set_line_label(
i, "Im{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_time_sink_x_0_0_win)
self.qtgui_time_sink_x_0 = qtgui.time_sink_c(
1024, #size
samp_rate, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0, 0,
0, "")
self.qtgui_time_sink_x_0.enable_autoscale(False)
self.qtgui_time_sink_x_0.enable_grid(False)
self.qtgui_time_sink_x_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0.enable_control_panel(False)
if not True:
self.qtgui_time_sink_x_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
if (i % 2 == 0):
self.qtgui_time_sink_x_0.set_line_label(
i, "Re{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_0.set_line_label(
i, "Im{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_time_sink_x_0_win)
self.qtgui_number_sink_0_0 = qtgui.number_sink(gr.sizeof_char, 0,
qtgui.NUM_GRAPH_HORIZ,
1)
self.qtgui_number_sink_0_0.set_update_time(0.10)
self.qtgui_number_sink_0_0.set_title("")
labels = ['', '', '', '', '', '', '', '', '', '']
units = ['', '', '', '', '', '', '', '', '', '']
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_0_0.set_min(i, -255)
self.qtgui_number_sink_0_0.set_max(i, 256)
self.qtgui_number_sink_0_0.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0_0.set_label(i, labels[i])
self.qtgui_number_sink_0_0.set_unit(i, units[i])
self.qtgui_number_sink_0_0.set_factor(i, factor[i])
self.qtgui_number_sink_0_0.enable_autoscale(False)
self._qtgui_number_sink_0_0_win = sip.wrapinstance(
self.qtgui_number_sink_0_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_number_sink_0_0_win)
self.qtgui_number_sink_0 = qtgui.number_sink(gr.sizeof_char, 0,
qtgui.NUM_GRAPH_HORIZ, 1)
self.qtgui_number_sink_0.set_update_time(0.10)
self.qtgui_number_sink_0.set_title("")
labels = ['', '', '', '', '', '', '', '', '', '']
units = ['', '', '', '', '', '', '', '', '', '']
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_0.set_min(i, -5)
self.qtgui_number_sink_0.set_max(i, 10)
self.qtgui_number_sink_0.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0.set_label(i, labels[i])
self.qtgui_number_sink_0.set_unit(i, units[i])
self.qtgui_number_sink_0.set_factor(i, factor[i])
self.qtgui_number_sink_0.enable_autoscale(False)
self._qtgui_number_sink_0_win = sip.wrapinstance(
self.qtgui_number_sink_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_number_sink_0_win)
self.qtgui_freq_sink_x_0_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_0_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0,
0, "")
self.qtgui_freq_sink_x_0_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0_0.enable_grid(False)
self.qtgui_freq_sink_x_0_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_0_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_0_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0_0.set_plot_pos_half(not True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_freq_sink_x_0_0_win)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0,
"")
self.qtgui_freq_sink_x_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0.enable_grid(False)
self.qtgui_freq_sink_x_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0.set_plot_pos_half(not True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_freq_sink_x_0_win)
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.digital_dxpsk_demod_0 = digital.dbpsk_demod(samples_per_symbol=2,
excess_bw=0.35,
freq_bw=6.28 / 100.0,
phase_bw=6.28 / 100.0,
timing_bw=6.28 /
100.0,
mod_code="gray",
verbose=False,
log=False)
self.blocks_vector_source_x_0 = blocks.vector_source_b(
(1, 0, 0, 0, 0, 1), True, 1, [])
self.blocks_unpacked_to_packed_xx_0 = blocks.unpacked_to_packed_bb(
1, gr.GR_MSB_FIRST)
self.blocks_file_sink_0_0_0 = blocks.file_sink(
gr.sizeof_gr_complex * 1, '/home/hanqing/Wireless Research/Y_test',
False)
self.blocks_file_sink_0_0_0.set_unbuffered(False)
self.blocks_file_sink_0_0 = blocks.file_sink(
gr.sizeof_gr_complex * 1, '/home/hanqing/Wireless Research/X_test',
False)
self.blocks_file_sink_0_0.set_unbuffered(False)
self.blocks_file_sink_0 = blocks.file_sink(
gr.sizeof_char * 1, '/home/hanqing/Wireless Research/dbpsk_out',
False)
self.blocks_file_sink_0.set_unbuffered(False)
##################################################
# Connections
##################################################
self.connect((self.blocks_unpacked_to_packed_xx_0, 0),
(self.digital_dxpsk_mod_0, 0))
self.connect((self.blocks_vector_source_x_0, 0),
(self.blocks_unpacked_to_packed_xx_0, 0))
self.connect((self.blocks_vector_source_x_0, 0),
(self.qtgui_number_sink_0_0, 0))
self.connect((self.digital_dxpsk_demod_0, 0),
(self.blocks_file_sink_0, 0))
self.connect((self.digital_dxpsk_demod_0, 0),
(self.qtgui_number_sink_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0),
(self.blocks_file_sink_0_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0),
(self.qtgui_freq_sink_x_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0),
(self.qtgui_time_sink_x_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.blocks_file_sink_0_0_0, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.digital_dxpsk_demod_0, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.qtgui_freq_sink_x_0_0, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.qtgui_time_sink_x_0_0, 0))
def __init__(self):
gr.top_block.__init__(self, "DPSK Loopback")
Qt.QWidget.__init__(self)
self.setWindowTitle("DPSK Loopback")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "dpsk_loopback")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 10000
self.freq = freq = 500
##################################################
# Blocks
##################################################
self._freq_range = Range(0, 5000, 1, 500, 200)
self._freq_win = RangeWidget(self._freq_range, self.set_freq, "freq",
"counter_slider", float)
self.top_layout.addWidget(self._freq_win)
self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
'QT GUI Plot', #name
1 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(-1.1, 1.1)
self.qtgui_time_sink_x_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0, 0,
0, "")
self.qtgui_time_sink_x_0.enable_autoscale(False)
self.qtgui_time_sink_x_0.enable_grid(False)
self.qtgui_time_sink_x_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0.enable_control_panel(False)
if not True:
self.qtgui_time_sink_x_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_time_sink_x_0_win)
self.digital_dxpsk_mod_1 = digital.dbpsk_mod(samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.digital_dxpsk_demod_1 = digital.dbpsk_demod(samples_per_symbol=2,
excess_bw=0.35,
freq_bw=6.28 / 100.0,
phase_bw=6.28 / 100.0,
timing_bw=6.28 /
100.0,
mod_code="gray",
verbose=False,
log=False)
self.blocks_throttle_0_0 = blocks.throttle(gr.sizeof_float * 1,
samp_rate, True)
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_f(
grc_blks2.packet_encoder(
samples_per_symbol=2,
bits_per_symbol=1,
preamble='',
access_code='',
pad_for_usrp=True,
),
payload_length=0,
)
self.blks2_packet_decoder_0 = grc_blks2.packet_demod_f(
grc_blks2.packet_decoder(
access_code='',
threshold=-1,
callback=lambda ok, payload: self.blks2_packet_decoder_0.
recv_pkt(ok, payload),
), )
self.analog_sig_source_x_0 = analog.sig_source_f(
samp_rate, analog.GR_COS_WAVE, freq, 1, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_throttle_0_0, 0))
self.connect((self.blks2_packet_decoder_0, 0),
(self.qtgui_time_sink_x_0, 0))
self.connect((self.blks2_packet_encoder_0, 0),
(self.digital_dxpsk_mod_1, 0))
self.connect((self.blocks_throttle_0_0, 0),
(self.blks2_packet_encoder_0, 0))
self.connect((self.digital_dxpsk_demod_1, 0),
(self.blks2_packet_decoder_0, 0))
self.connect((self.digital_dxpsk_mod_1, 0),
(self.digital_dxpsk_demod_1, 0))
def __init__(self):
gr.top_block.__init__(self, "Barker Burst1")
Qt.QWidget.__init__(self)
self.setWindowTitle("Barker Burst1")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "barker_burst1")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 250e3
self.samp_per_symb = samp_per_symb = 4
self.alpha = alpha = 0.5
self.rrc_filter_taps = rrc_filter_taps = firdes.root_raised_cosine(
32, 1.0, 1.0 / (samp_per_symb * 32), alpha, samp_per_symb * 32)
self.noise_amp = noise_amp = 0.01
self.fft_size = fft_size = 256
self.delay = delay = 0
self.chan_delay = chan_delay = 0
self.baud = baud = samp_rate / samp_per_symb
self.b7 = b7 = (1, 1, 1, -1, -1, 1, -1)
self.b5 = b5 = (1, 1, 1, -1, 1)
self.b4_2 = b4_2 = (1, 1, 1, -1)
self.b4_1 = b4_1 = (1, 1, -1, 1)
self.b3 = b3 = (1, 1, -1)
self.b2_2 = b2_2 = (1, 1)
self.b2_1 = b2_1 = (1, -1)
self.b13 = b13 = [1, 1, 1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1]
self.b11 = b11 = (1, 1, 1, -1, -1, -1, 1, -1, -1, 1, -1)
##################################################
# Blocks
##################################################
self._noise_amp_range = Range(0, 1, 0.001, 0.01, 200)
self._noise_amp_win = RangeWidget(self._noise_amp_range,
self.set_noise_amp, "noise_amp",
"counter_slider", float)
self.top_grid_layout.addWidget(self._noise_amp_win)
self._delay_range = Range(0, 10000, 1, 0, 200)
self._delay_win = RangeWidget(self._delay_range, self.set_delay,
"delay", "counter_slider", int)
self.top_grid_layout.addWidget(self._delay_win)
self._chan_delay_tool_bar = Qt.QToolBar(self)
self._chan_delay_tool_bar.addWidget(Qt.QLabel("chan_delay" + ": "))
self._chan_delay_line_edit = Qt.QLineEdit(str(self.chan_delay))
self._chan_delay_tool_bar.addWidget(self._chan_delay_line_edit)
self._chan_delay_line_edit.returnPressed.connect(
lambda: self.set_chan_delay(
int(str(self._chan_delay_line_edit.text().toAscii()))))
self.top_grid_layout.addWidget(self._chan_delay_tool_bar)
self.qtgui_time_sink_x_0_0 = qtgui.time_sink_f(
1024, #size
baud, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_0.set_update_time(0.10)
self.qtgui_time_sink_x_0_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, 0, "")
self.qtgui_time_sink_x_0_0.enable_autoscale(False)
self.qtgui_time_sink_x_0_0.enable_grid(False)
self.qtgui_time_sink_x_0_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0_0.enable_control_panel(False)
self.qtgui_time_sink_x_0_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_0_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_0_win)
self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
fft_size / 2, #size
baud, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0, 0,
0, "")
self.qtgui_time_sink_x_0.enable_autoscale(False)
self.qtgui_time_sink_x_0.enable_grid(False)
self.qtgui_time_sink_x_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0.enable_control_panel(False)
self.qtgui_time_sink_x_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_win)
self.qtgui_freq_sink_x_0_0 = qtgui.freq_sink_c(
1024 * 4, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
2 #number of inputs
)
self.qtgui_freq_sink_x_0_0.set_update_time(0.0010)
self.qtgui_freq_sink_x_0_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0,
0, "")
self.qtgui_freq_sink_x_0_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0_0.enable_grid(True)
self.qtgui_freq_sink_x_0_0.set_fft_average(0.2)
self.qtgui_freq_sink_x_0_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0_0.enable_control_panel(False)
if not False:
self.qtgui_freq_sink_x_0_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0_0.set_plot_pos_half(not True)
labels = ['pre-d', 'post', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_0_win, 0, 0,
4, 4)
for r in range(0, 4):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
fft_size, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0,
"")
self.qtgui_freq_sink_x_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0.enable_grid(True)
self.qtgui_freq_sink_x_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0.set_plot_pos_half(not True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_win)
self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
1024, #size
"", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0.set_update_time(0.10)
self.qtgui_const_sink_x_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, "")
self.qtgui_const_sink_x_0.enable_autoscale(False)
self.qtgui_const_sink_x_0.enable_grid(False)
self.qtgui_const_sink_x_0.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [0, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [9, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_win = sip.wrapinstance(
self.qtgui_const_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_win, 0, 4, 4,
4)
for r in range(0, 4):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(4, 8):
self.top_grid_layout.setColumnStretch(c, 1)
self.low_pass_filter_0_0 = filter.fir_filter_ccf(
1,
firdes.low_pass(1, samp_rate, (baud * (1 + alpha)) / 2, 1000,
firdes.WIN_HAMMING, 6.76))
self.fft_vxx_0_0_0 = fft.fft_vcc(fft_size, True,
(window.blackmanharris(fft_size)),
False, 1)
self.fft_vxx_0_0 = fft.fft_vcc(fft_size, True,
(window.blackmanharris(fft_size)), True,
1)
self.fft_vxx_0 = fft.fft_vcc(fft_size, True,
(window.blackmanharris(fft_size)), True,
1)
self.digital_pfb_clock_sync_xxx_0_0 = digital.pfb_clock_sync_ccf(
samp_per_symb, math.pi * 2 / 100, (rrc_filter_taps), 32, 16, 1.5,
1)
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(
samples_per_symbol=samp_per_symb,
excess_bw=0.5,
mod_code="gray",
verbose=False,
log=False)
self.digital_costas_loop_cc_0_0 = digital.costas_loop_cc(
math.pi * 2 / 100, 2, False)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(
math.pi * 2 / 100, 2, False)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self.blocks_vector_to_stream_0_0_0 = blocks.vector_to_stream(
gr.sizeof_gr_complex * 1, fft_size)
self.blocks_vector_to_stream_0_0 = blocks.vector_to_stream(
gr.sizeof_gr_complex * 1, fft_size)
self.blocks_vector_source_x_0_0_0 = blocks.vector_source_s(
b13, True, 1, [])
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_short * 1,
samp_rate, True)
self.blocks_stream_to_vector_0_0 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, fft_size)
self.blocks_stream_to_vector_0 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, fft_size)
self.blocks_short_to_float_0 = blocks.short_to_float(1, 1)
self.blocks_pack_k_bits_bb_0 = blocks.pack_k_bits_bb(8)
self.blocks_multiply_conjugate_cc_0 = blocks.multiply_conjugate_cc(
fft_size)
self.blocks_delay_0_0 = blocks.delay(gr.sizeof_gr_complex * 1, delay)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1,
chan_delay)
self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(1)
self.blocks_char_to_float_0 = blocks.char_to_float(1, 1)
self.blocks_add_xx_1 = blocks.add_vcc(1)
self.analog_fastnoise_source_x_0 = analog.fastnoise_source_c(
analog.GR_GAUSSIAN, noise_amp, 0, 8192)
self.analog_agc2_xx_0_0 = analog.agc2_cc(1e-3, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0_0.set_max_gain(65536)
##################################################
# Connections
##################################################
self.connect((self.analog_agc2_xx_0_0, 0),
(self.digital_costas_loop_cc_0_0, 0))
self.connect((self.analog_fastnoise_source_x_0, 0),
(self.blocks_add_xx_1, 0))
self.connect((self.blocks_add_xx_1, 0), (self.blocks_delay_0, 0))
self.connect((self.blocks_char_to_float_0, 0),
(self.qtgui_time_sink_x_0_0, 0))
self.connect((self.blocks_complex_to_mag_squared_0, 0),
(self.qtgui_time_sink_x_0, 0))
self.connect((self.blocks_delay_0, 0), (self.analog_agc2_xx_0_0, 0))
self.connect((self.blocks_delay_0, 0), (self.qtgui_freq_sink_x_0_0, 0))
self.connect((self.blocks_delay_0_0, 0),
(self.blocks_stream_to_vector_0, 0))
self.connect((self.blocks_multiply_conjugate_cc_0, 0),
(self.blocks_vector_to_stream_0_0_0, 0))
self.connect((self.blocks_multiply_conjugate_cc_0, 0),
(self.fft_vxx_0_0_0, 0))
self.connect((self.blocks_pack_k_bits_bb_0, 0),
(self.digital_dxpsk_mod_0, 0))
self.connect((self.blocks_short_to_float_0, 0),
(self.digital_binary_slicer_fb_0, 0))
self.connect((self.blocks_stream_to_vector_0, 0), (self.fft_vxx_0, 0))
self.connect((self.blocks_stream_to_vector_0_0, 0),
(self.fft_vxx_0_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.blocks_short_to_float_0, 0))
self.connect((self.blocks_vector_source_x_0_0_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_vector_to_stream_0_0, 0),
(self.blocks_complex_to_mag_squared_0, 0))
self.connect((self.blocks_vector_to_stream_0_0_0, 0),
(self.qtgui_freq_sink_x_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0),
(self.blocks_char_to_float_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0),
(self.blocks_pack_k_bits_bb_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.blocks_stream_to_vector_0_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.qtgui_const_sink_x_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.low_pass_filter_0_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0), (self.blocks_add_xx_1, 1))
self.connect((self.digital_dxpsk_mod_0, 0), (self.blocks_delay_0_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0_0, 0),
(self.digital_costas_loop_cc_0, 0))
self.connect((self.fft_vxx_0, 0),
(self.blocks_multiply_conjugate_cc_0, 0))
self.connect((self.fft_vxx_0_0, 0),
(self.blocks_multiply_conjugate_cc_0, 1))
self.connect((self.fft_vxx_0_0_0, 0),
(self.blocks_vector_to_stream_0_0, 0))
self.connect((self.low_pass_filter_0_0, 0),
(self.digital_pfb_clock_sync_xxx_0_0, 0))
self.connect((self.low_pass_filter_0_0, 0),
(self.qtgui_freq_sink_x_0_0, 1))
def __init__(self,
addr='127.0.0.1',
alpha=0.5,
bb_gain=.5,
port='4000',
post_bytes=7,
pre_bytes=100,
samp_rate=500e3,
samps_per_symb=4,
tx_correct=0,
tx_freq=2395e6,
tx_gain=40,
tx_offset=250e3):
gr.top_block.__init__(self, "Tx Hdlc Dbpsk")
##################################################
# Parameters
##################################################
self.addr = addr
self.alpha = alpha
self.bb_gain = bb_gain
self.port = port
self.post_bytes = post_bytes
self.pre_bytes = pre_bytes
self.samp_rate = samp_rate
self.samps_per_symb = samps_per_symb
self.tx_correct = tx_correct
self.tx_freq = tx_freq
self.tx_gain = tx_gain
self.tx_offset = tx_offset
##################################################
# Blocks
##################################################
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("", "")),
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 + tx_correct, tx_offset), 0)
self.uhd_usrp_sink_0.set_gain(tx_gain, 0)
self.uhd_usrp_sink_0.set_antenna('TX/RX', 0)
self.kiss_nrzi_encode_0 = kiss.nrzi_encode()
self.kiss_hdlc_framer_0 = kiss.hdlc_framer(preamble_bytes=pre_bytes,
postamble_bytes=post_bytes)
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(
samples_per_symbol=samps_per_symb,
excess_bw=alpha,
mod_code="gray",
verbose=False,
log=False)
self.blocks_unpacked_to_packed_xx_0 = blocks.unpacked_to_packed_bb(
1, gr.GR_MSB_FIRST)
self.blocks_socket_pdu_0 = blocks.socket_pdu("UDP_SERVER", addr, port,
255, False)
self.blocks_pdu_to_tagged_stream_0 = blocks.pdu_to_tagged_stream(
blocks.byte_t, 'pl2')
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc(
(bb_gain, ))
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_socket_pdu_0, 'pdus'),
(self.kiss_hdlc_framer_0, 'in'))
self.msg_connect((self.kiss_hdlc_framer_0, 'out'),
(self.blocks_pdu_to_tagged_stream_0, 'pdus'))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.uhd_usrp_sink_0, 0))
self.connect((self.blocks_pdu_to_tagged_stream_0, 0),
(self.kiss_nrzi_encode_0, 0))
self.connect((self.blocks_unpacked_to_packed_xx_0, 0),
(self.digital_dxpsk_mod_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.kiss_nrzi_encode_0, 0),
(self.blocks_unpacked_to_packed_xx_0, 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.samp_rate = samp_rate = 10000000
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
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_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
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.random_source_x_0 = gr.vector_source_b(map(int, numpy.random.randint(0, 2, 1000)), True)
self.gr_vector_to_stream_0 = gr.vector_to_stream(gr.sizeof_gr_complex * 1, 512)
self.gr_throttle_0 = gr.throttle(gr.sizeof_gr_complex * 1, samp_rate)
self.gr_sub_xx_0 = gr.sub_cc(512)
self.gr_stream_to_vector_0 = gr.stream_to_vector(gr.sizeof_gr_complex * 1, 512)
self.gr_file_source_1 = gr.file_source(
gr.sizeof_gr_complex * 512, "/home/traviscollins/git/BLISS/Matlab/Spectral_Subtraction/hilbert.txt", True
)
self.gr_file_source_0 = gr.file_source(
gr.sizeof_float * 1, "/home/traviscollins/git/BLISS/Matlab/Spectral_Subtraction/INPUT.txt", True
)
self.gr_file_sink_0 = gr.file_sink(
gr.sizeof_float * 1, "/home/traviscollins/git/BLISS/Matlab/Spectral_Subtraction/OUTPUT.txt"
)
self.gr_file_sink_0.set_unbuffered(False)
self.gr_add_xx_0 = gr.add_vcc(1)
self.fft_vxx_1 = fft.fft_vcc(512, False, (window.blackmanharris(1024)), True, 1)
self.fft_vxx_0 = fft.fft_vcc(512, True, (window.blackmanharris(1024)), True, 1)
self.digital_ofdm_mod_0 = grc_blks2.packet_mod_f(
digital.ofdm_mod(
options=grc_blks2.options(
modulation="bpsk",
fft_length=512,
occupied_tones=200,
cp_length=128,
pad_for_usrp=True,
log=None,
verbose=None,
)
),
payload_length=0,
)
self.digital_ofdm_demod_0 = grc_blks2.packet_demod_f(
digital.ofdm_demod(
options=grc_blks2.options(
modulation="bpsk", fft_length=512, occupied_tones=200, cp_length=128, snr=10, log=None, verbose=None
),
callback=lambda ok, payload: self.digital_ofdm_demod_0.recv_pkt(ok, payload),
)
)
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(
samples_per_symbol=2, excess_bw=0.35, gray_coded=True, verbose=False, log=False
)
##################################################
# Connections
##################################################
self.connect((self.gr_file_source_0, 0), (self.digital_ofdm_mod_0, 0))
self.connect((self.digital_ofdm_demod_0, 0), (self.gr_file_sink_0, 0))
self.connect((self.gr_stream_to_vector_0, 0), (self.fft_vxx_0, 0))
self.connect((self.random_source_x_0, 0), (self.digital_dxpsk_mod_0, 0))
self.connect((self.digital_ofdm_mod_0, 0), (self.gr_add_xx_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0), (self.gr_add_xx_0, 1))
self.connect((self.gr_add_xx_0, 0), (self.gr_throttle_0, 0))
self.connect((self.gr_throttle_0, 0), (self.gr_stream_to_vector_0, 0))
self.connect((self.fft_vxx_0, 0), (self.gr_sub_xx_0, 0))
self.connect((self.gr_file_source_1, 0), (self.gr_sub_xx_0, 1))
self.connect((self.gr_vector_to_stream_0, 0), (self.digital_ofdm_demod_0, 0))
self.connect((self.gr_vector_to_stream_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.gr_sub_xx_0, 0), (self.fft_vxx_1, 0))
self.connect((self.fft_vxx_1, 0), (self.gr_vector_to_stream_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(
self, title="Direct-sequence spread spectrum")
##################################################
# Variables
##################################################
self.variable_constellation_0 = variable_constellation_0 = digital.constellation_calcdist(
([-1, 1]), ([0, 1]), 2, 1).base()
self.samp_sym = samp_sym = 32
self.samp_rate = samp_rate = 500e3
self.samp_chip = samp_chip = 2
self.init = init = 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
self.generator = generator = 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1
##################################################
# Blocks
##################################################
self.wxgui_scopesink2_2 = scopesink2.scope_sink_f(
self.GetWin(),
title='Received binary',
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.digital_dxpsk_mod_0 = digital.dbpsk_mod(samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.digital_dxpsk_demod_0 = digital.dbpsk_demod(samples_per_symbol=2,
excess_bw=0.35,
freq_bw=6.28 / 100.0,
phase_bw=6.28 / 100.0,
timing_bw=6.28 /
100.0,
mod_code="gray",
verbose=False,
log=False)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.3,
frequency_offset=0.0,
epsilon=1.0,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=False)
self.blocks_vector_source_x_0_0_0 = blocks.vector_source_b(
(0, 1, 0, 1, 0, 1), True, 1, [])
self.blocks_unpacked_to_packed_xx_0 = blocks.unpacked_to_packed_bb(
1, gr.GR_MSB_FIRST)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_repeat_0 = blocks.repeat(gr.sizeof_char * 1, samp_sym)
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(
gr.sizeof_char * 1, 32)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, 1000)
self.blocks_char_to_float_1 = blocks.char_to_float(1, 1)
self.Spread_rx_sync_0 = Spread.rx_sync(12)
self.Spread_ds_spreader_0 = Spread.ds_spreader(samp_chip, (generator),
(init))
self.Spread_ds_despreader_0 = Spread.ds_despreader(
samp_chip, 1024, 2045, (generator), (init))
self.Spread_deframer_0 = Spread.deframer(0)
##################################################
# Connections
##################################################
self.msg_connect((self.Spread_rx_sync_0, 'out'),
(self.Spread_deframer_0, 'in'))
self.connect((self.Spread_ds_despreader_0, 0),
(self.digital_dxpsk_demod_0, 0))
self.connect((self.Spread_ds_spreader_0, 0),
(self.blocks_unpacked_to_packed_xx_0, 0))
self.connect((self.blocks_char_to_float_1, 0),
(self.wxgui_scopesink2_2, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.Spread_rx_sync_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.blocks_char_to_float_1, 0))
self.connect((self.blocks_repeat_0, 0), (self.Spread_ds_spreader_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.Spread_ds_despreader_0, 0))
self.connect((self.blocks_unpacked_to_packed_xx_0, 0),
(self.digital_dxpsk_mod_0, 0))
self.connect((self.blocks_vector_source_x_0_0_0, 0),
(self.blocks_repeat_0, 0))
self.connect((self.channels_channel_model_0, 0),
(self.blocks_delay_0, 0))
self.connect((self.digital_dxpsk_demod_0, 0),
(self.blocks_keep_one_in_n_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0),
(self.channels_channel_model_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(
self, title="Direct-sequence spread spectrum")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.variable_constellation_0 = variable_constellation_0 = digital.constellation_calcdist(
([-1, 1]), ([0, 1]), 2, 1).base()
self.samp_sym = samp_sym = 32
self.samp_rate = samp_rate = 500e3
self.samp_chip = samp_chip = 2
self.init = init = 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
self.generator = generator = 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
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='Despread Signal ',
peak_hold=False,
)
self.GridAdd(self.wxgui_fftsink2_0_0.win, 2, 3, 1, 2)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
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='Received DS Signal',
peak_hold=False,
)
self.GridAdd(self.wxgui_fftsink2_0.win, 2, 1, 1, 2)
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.digital_dxpsk_demod_0 = digital.dbpsk_demod(samples_per_symbol=2,
excess_bw=0.35,
freq_bw=6.28 / 100.0,
phase_bw=6.28 / 100.0,
timing_bw=6.28 /
100.0,
mod_code="gray",
verbose=False,
log=False)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.3,
frequency_offset=0.0,
epsilon=1.0,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=False)
self.blocks_unpacked_to_packed_xx_0 = blocks.unpacked_to_packed_bb(
1, gr.GR_MSB_FIRST)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_repeat_0 = blocks.repeat(gr.sizeof_char * 1, samp_sym)
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(
gr.sizeof_char * 1, 32)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, 1000)
self.Spread_sync_0 = Spread.sync()
self.Spread_rx_sync_0 = Spread.rx_sync(12)
self.Spread_preamble_0 = Spread.preamble_bb(1389, (64 * (1, 1)))
self.Spread_msg_source_0 = Spread.msg_source(100, 100)
self.Spread_framer_0 = Spread.framer(0)
self.Spread_ds_spreader_0 = Spread.ds_spreader(samp_chip, (generator),
(init))
self.Spread_ds_despreader_0 = Spread.ds_despreader(
samp_chip, 1024, 2045, (generator), (init))
self.Spread_deframer_0 = Spread.deframer(0)
##################################################
# Connections
##################################################
self.msg_connect((self.Spread_framer_0, 'out'),
(self.Spread_sync_0, 'in'))
self.msg_connect((self.Spread_msg_source_0, 'out'),
(self.Spread_framer_0, 'in'))
self.msg_connect((self.Spread_rx_sync_0, 'out'),
(self.Spread_deframer_0, 'in'))
self.connect((self.Spread_ds_despreader_0, 0),
(self.digital_dxpsk_demod_0, 0))
self.connect((self.Spread_ds_despreader_0, 0),
(self.wxgui_fftsink2_0_0, 0))
self.connect((self.Spread_ds_spreader_0, 0),
(self.blocks_unpacked_to_packed_xx_0, 0))
self.connect((self.Spread_preamble_0, 0), (self.blocks_repeat_0, 0))
self.connect((self.Spread_sync_0, 0), (self.Spread_preamble_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.Spread_rx_sync_0, 0))
self.connect((self.blocks_repeat_0, 0), (self.Spread_ds_spreader_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.Spread_ds_despreader_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_unpacked_to_packed_xx_0, 0),
(self.digital_dxpsk_mod_0, 0))
self.connect((self.channels_channel_model_0, 0),
(self.blocks_delay_0, 0))
self.connect((self.digital_dxpsk_demod_0, 0),
(self.blocks_keep_one_in_n_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0),
(self.channels_channel_model_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Direct-sequence spread spectrum")
##################################################
# Variables
##################################################
self.variable_constellation_0 = variable_constellation_0 = digital.constellation_calcdist(([-1, 1]), ([0, 1]), 2, 1).base()
self.samp_sym = samp_sym = 32
self.samp_rate = samp_rate = 500e3
self.samp_chip = samp_chip = 2
self.init = init = 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
self.generator = generator = 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
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="Despread Signal ",
peak_hold=False,
)
self.GridAdd(self.wxgui_fftsink2_0_0.win, 2, 3, 1, 2)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
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="Received DS Signal",
peak_hold=False,
)
self.GridAdd(self.wxgui_fftsink2_0.win, 2, 1, 1, 2)
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(
samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.digital_dxpsk_demod_0 = digital.dbpsk_demod(
samples_per_symbol=2,
excess_bw=0.35,
freq_bw=6.28/100.0,
phase_bw=6.28/100.0,
timing_bw=6.28/100.0,
mod_code="gray",
verbose=False,
log=False
)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.3,
frequency_offset=0.0,
epsilon=1.0,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=False
)
self.blocks_unpacked_to_packed_xx_0 = blocks.unpacked_to_packed_bb(1, gr.GR_MSB_FIRST)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
self.blocks_repeat_0 = blocks.repeat(gr.sizeof_char*1, samp_sym)
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(gr.sizeof_char*1, 32)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex*1, 1000)
self.Spread_sync_0 = Spread.sync()
self.Spread_rx_sync_0 = Spread.rx_sync(12)
self.Spread_preamble_0 = Spread.preamble_bb(1389, (64*(1, 1)))
self.Spread_msg_source_0 = Spread.msg_source(100, 100)
self.Spread_framer_0 = Spread.framer(0)
self.Spread_ds_spreader_0 = Spread.ds_spreader(samp_chip, (generator), (init))
self.Spread_ds_despreader_0 = Spread.ds_despreader(samp_chip,
1024,
2045,
(generator),
(init))
self.Spread_deframer_0 = Spread.deframer(0)
##################################################
# Connections
##################################################
self.connect((self.blocks_throttle_0, 0), (self.Spread_ds_despreader_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_repeat_0, 0), (self.Spread_ds_spreader_0, 0))
self.connect((self.Spread_ds_despreader_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.Spread_sync_0, 0), (self.Spread_preamble_0, 0))
self.connect((self.Spread_preamble_0, 0), (self.blocks_repeat_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.blocks_delay_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.Spread_ds_despreader_0, 0), (self.digital_dxpsk_demod_0, 0))
self.connect((self.digital_dxpsk_demod_0, 0), (self.blocks_keep_one_in_n_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0), (self.Spread_rx_sync_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0), (self.channels_channel_model_0, 0))
self.connect((self.blocks_unpacked_to_packed_xx_0, 0), (self.digital_dxpsk_mod_0, 0))
self.connect((self.Spread_ds_spreader_0, 0), (self.blocks_unpacked_to_packed_xx_0, 0))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(self.Spread_framer_0, "out", self.Spread_sync_0, "in")
self.msg_connect(self.Spread_msg_source_0, "out", self.Spread_framer_0, "in")
self.msg_connect(self.Spread_rx_sync_0, "out", self.Spread_deframer_0, "in")
def __init__(self, addr='127.0.0.1', alpha=0.5, bb_gain=1, port='4000', samp_rate=500e3, samps_per_symb=4, tx_correct=0, tx_freq=2395e6, tx_gain=20, tx_offset=0, tx_period=500, update_period=2000):
gr.top_block.__init__(self, "Tx Scram Rand 2")
##################################################
# Parameters
##################################################
self.addr = addr
self.alpha = alpha
self.bb_gain = bb_gain
self.port = port
self.samp_rate = samp_rate
self.samps_per_symb = samps_per_symb
self.tx_correct = tx_correct
self.tx_freq = tx_freq
self.tx_gain = tx_gain
self.tx_offset = tx_offset
self.tx_period = tx_period
self.update_period = update_period
##################################################
# Blocks
##################################################
self.vtgs_ao40_encoder_0 = vtgs.ao40_encoder(False, 449838109)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_time_source('gpsdo', 0)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(uhd.tune_request(tx_freq+tx_correct, tx_offset), 0)
self.uhd_usrp_sink_0.set_gain(tx_gain, 0)
self.uhd_usrp_sink_0.set_antenna('TX/RX', 0)
self.digital_map_bb_0 = digital.map_bb((1,0))
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(
samples_per_symbol=samps_per_symb,
excess_bw=alpha,
mod_code="gray",
verbose=False,
log=False)
self.blocks_stream_mux_0 = blocks.stream_mux(gr.sizeof_char*1, (768,5232))
self.blocks_random_pdu_0 = blocks.random_pdu(256, 256, chr(0xFF), 2)
self.blocks_pack_k_bits_bb_0 = blocks.pack_k_bits_bb(8)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((bb_gain, ))
self.blocks_message_strobe_0_0 = blocks.message_strobe(pmt.intern("TEST"), tx_period)
self.blocks_message_strobe_0 = blocks.message_strobe(pmt.intern("TEST"), update_period)
self.analog_random_source_x_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, 1, 768)), True)
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_message_strobe_0, 'strobe'), (self.blocks_random_pdu_0, 'generate'))
self.msg_connect((self.blocks_message_strobe_0_0, 'strobe'), (self.vtgs_ao40_encoder_0, 'in'))
self.msg_connect((self.blocks_random_pdu_0, 'pdus'), (self.blocks_message_strobe_0_0, 'set_msg'))
self.connect((self.analog_random_source_x_0, 0), (self.blocks_stream_mux_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.blocks_pack_k_bits_bb_0, 0), (self.digital_dxpsk_mod_0, 0))
self.connect((self.blocks_stream_mux_0, 0), (self.digital_map_bb_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.digital_map_bb_0, 0), (self.blocks_pack_k_bits_bb_0, 0))
self.connect((self.vtgs_ao40_encoder_0, 0), (self.blocks_stream_mux_0, 1))
def __init__(self, options):
gr.top_block.__init__(self)
# Setup USRP
self.u = uhd.usrp_sink(options.args, uhd.stream_args('fc32'),
"packet_len")
if (options.spec):
self.u.set_subdev_spec(options.spec, 0)
if (options.antenna):
self.u.set_antenna(options.antenna, 0)
self.u.set_samp_rate(options.rate)
# Gain is set in the hopper block
if options.gain is None:
g = self.u.get_gain_range()
options.gain = float(g.start() + g.stop()) / 2.0
print "-- Setting gain to {} dB".format(options.gain)
r = self.u.set_center_freq(options.freq)
if not r:
print '[ERROR] Failed to set base frequency.'
raise SystemExit, 1
hopper_block = FrequencyHopperSrc(
options.num_bursts,
options.num_channels,
options.freq_delta,
options.freq,
options.samp_per_burst,
1.0,
options.hop_time / 1000.,
options.post_tuning,
options.gain,
options.verbose,
)
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
# self.amp.set_k(1)
# self.set_freq(self._tx_freq)
# self.u.set_gain(30,0)
##################################################
# Blocks
##################################################
# self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(1, firdes.root_raised_cosine(1, samp_rate, 1, 0.35, 11*samp_rate))
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.blocks_vector_source_x_0 = blocks.vector_source_b((1, 0, 1, 0),
True, 1, [])
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((2.500, ))
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_b(
grc_blks2.packet_encoder(
samples_per_symbol=1,
bits_per_symbol=1,
preamble="",
access_code="11111111",
pad_for_usrp=True,
),
payload_length=0,
)
self.connect(self.blocks_vector_source_x_0,
self.blks2_packet_encoder_0, self.digital_dxpsk_mod_0,
self.blocks_multiply_const_vxx_0, hopper_block, self.u)
def __init__(self,
addr='0.0.0.0',
alpha=0.5,
bb_gain=.5,
port='52001',
samp_rate=500e3,
samps_per_symb=4,
tx_correct=0,
tx_freq=2395e6,
tx_gain=20,
tx_offset=50e3):
gr.top_block.__init__(self, "Tx Scram Sock")
##################################################
# Parameters
##################################################
self.addr = addr
self.alpha = alpha
self.bb_gain = bb_gain
self.port = port
self.samp_rate = samp_rate
self.samps_per_symb = samps_per_symb
self.tx_correct = tx_correct
self.tx_freq = tx_freq
self.tx_gain = tx_gain
self.tx_offset = tx_offset
##################################################
# Blocks
##################################################
self.vtgs_mult_scrambler_0 = vtgs.mult_scrambler(17, 0x3FFFF)
self.vtgs_ao40_encoder_0 = vtgs.ao40_encoder(False, 449838109)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_time_source('gpsdo', 0)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(
uhd.tune_request(tx_freq + tx_correct, tx_offset), 0)
self.uhd_usrp_sink_0.set_gain(tx_gain, 0)
self.uhd_usrp_sink_0.set_antenna('TX/RX', 0)
self.digital_map_bb_0 = digital.map_bb((1, 0))
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(
samples_per_symbol=samps_per_symb,
excess_bw=alpha,
mod_code="gray",
verbose=False,
log=False)
self.blocks_stream_mux_0 = blocks.stream_mux(gr.sizeof_char * 1,
(768, 5232))
self.blocks_socket_pdu_0 = blocks.socket_pdu("UDP_SERVER", addr, port,
256, False)
self.blocks_pack_k_bits_bb_0 = blocks.pack_k_bits_bb(8)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc(
(bb_gain, ))
self.analog_random_source_x_0 = blocks.vector_source_b(
map(int, numpy.random.randint(0, 1, 768)), True)
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_socket_pdu_0, 'pdus'),
(self.vtgs_ao40_encoder_0, 'in'))
self.connect((self.analog_random_source_x_0, 0),
(self.blocks_stream_mux_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.uhd_usrp_sink_0, 0))
self.connect((self.blocks_pack_k_bits_bb_0, 0),
(self.digital_dxpsk_mod_0, 0))
self.connect((self.blocks_stream_mux_0, 0), (self.digital_map_bb_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.digital_map_bb_0, 0),
(self.vtgs_mult_scrambler_0, 0))
self.connect((self.vtgs_ao40_encoder_0, 0),
(self.blocks_stream_mux_0, 1))
self.connect((self.vtgs_mult_scrambler_0, 0),
(self.blocks_pack_k_bits_bb_0, 0))
def __init__(self, options):
gr.top_block.__init__(self)
# Setup USRP
self.u = uhd.usrp_sink(options.args, uhd.stream_args('fc32'), "packet_len")
if(options.spec):
self.u.set_subdev_spec(options.spec, 0)
if(options.antenna):
self.u.set_antenna(options.antenna, 0)
self.u.set_samp_rate(options.rate)
# Gain is set in the hopper block
if options.gain is None:
g = self.u.get_gain_range()
options.gain = float(g.start()+g.stop())/2.0
print "-- Setting gain to {} dB".format(options.gain)
r = self.u.set_center_freq(options.freq)
if not r:
print '[ERROR] Failed to set base frequency.'
raise SystemExit, 1
hopper_block = FrequencyHopperSrc(
options.num_bursts, options.num_channels,
options.freq_delta, options.freq,
options.samp_per_burst, 1.0, options.hop_time / 1000.,
options.post_tuning,
options.gain,
options.verbose,
)
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
# self.amp.set_k(1)
# self.set_freq(self._tx_freq)
# self.u.set_gain(30,0)
##################################################
# Blocks
##################################################
# self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(1, firdes.root_raised_cosine(1, samp_rate, 1, 0.35, 11*samp_rate))
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(
samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.blocks_vector_source_x_0 = blocks.vector_source_b((1,0,1,0), True, 1, [])
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((2.500, ))
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_b(grc_blks2.packet_encoder(
samples_per_symbol=1,
bits_per_symbol=1,
preamble="",
access_code="11111111",
pad_for_usrp=True,
),
payload_length=0,
)
self.connect(self.blocks_vector_source_x_0, self.blks2_packet_encoder_0, self.digital_dxpsk_mod_0, self.blocks_multiply_const_vxx_0, hopper_block, self.u)
def __init__(self, tx_gain, samps_per_sym, pay_len, freq, samp_rate, ampl, file_source): gr.hier_block2.__init__(self, "transmit_path", gr.io_signature(0, 0, 0), # Input signature gr.io_signature(0, 0, 0)) # Output signature ################################################## # Variables ################################################## self.file_source = file_source self.tx_gain = tx_gain self.samps_per_sym = samps_per_sym self.samp_rate = samp_rate self.pay_len = pay_len self.freq = freq self.ampl = ampl ################################################## # Blocks ################################################## self.uhd_usrp_sink_0 = uhd.usrp_sink( device_addr="", stream_args=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(freq, 0) self.uhd_usrp_sink_0.set_gain(tx_gain, 0) self.rational_resampler_xxx_0 = filter.rational_resampler_ccc( interpolation=125, decimation=4, taps=None, fractional_bw=None, ) self.blks2_packet_encoder_0 = grc_blks2.packet_mod_b(grc_blks2.packet_encoder( samples_per_symbol=samps_per_sym, bits_per_symbol=1, preamble="", access_code="", pad_for_usrp=True, ), payload_length=pay_len, ) self.digital_dxpsk_mod_0 = digital.dbpsk_mod( samples_per_symbol=samps_per_sym, excess_bw=0.35, mod_code="gray", verbose=False, log=False) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((ampl, )) self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char*1, file_source, False) ################################################## # Connections ################################################## self.connect((self.digital_dxpsk_mod_0, 0), (self.rational_resampler_xxx_0,0)) self.connect((self.rational_resampler_xxx_0,0),(self.blocks_multiply_const_vxx_0,0)) self.connect((self.blocks_file_source_0, 0), (self.blks2_packet_encoder_0, 0)) self.connect((self.blks2_packet_encoder_0, 0), (self.digital_dxpsk_mod_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.uhd_usrp_sink_0, 0))
def __init__(self): grc_wxgui.top_block_gui.__init__(self, title="Occam Generated") _icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png" self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY)) ################################################## # Variables ################################################## self.stdValG = stdValG = 0.40 self.seedValG = seedValG = 0L self.samplingRate2 = samplingRate2 = 640000 self.samplingRate = samplingRate = 320000 self.rfGain2 = rfGain2 = 25.0 self.rfGain = rfGain = 1.0 self.recvThresh = recvThresh = 0.3 self.rcFiltCoeff = rcFiltCoeff = 1.0 self.meanValG = meanValG = 0.0 self.gaussGain = gaussGain = 0.3 self.excessBw = excessBw = 0.35 self.dataName = dataName = 1.0 self.dataGain = dataGain = 10.0 self.carrierFreq = carrierFreq = 462562500.0 self.bbGain2 = bbGain2 = 1.0 self.bbGain = bbGain = 1.3 ################################################## # Blocks ################################################## self.throttle = gr.throttle(gr.sizeof_float*1, samplingRate) self.gaussScale = blocks.multiply_const_vcc((gaussGain, )) self.gauss = analog.noise_source_c(analog.GR_GAUSSIAN, 0.3, 0) self.dbpskMod = digital.dbpsk_mod( samples_per_symbol=samplingRate2/samplingRate, excess_bw=0.35, gray_coded=True, verbose=False, log=False) self.dbpskEnc = grc_blks2.packet_mod_f(grc_blks2.packet_encoder( samples_per_symbol=samplingRate2/samplingRate, bits_per_symbol=1, access_code="", pad_for_usrp=True, ), payload_length=0, ) self.dbpskDemod = digital.dbpsk_demod( samples_per_symbol=samplingRate2/samplingRate, excess_bw=0.35, freq_bw=6.28/100.0, phase_bw=6.28/100.0, timing_bw=6.28/100.0, gray_coded=True, verbose=False, log=False ) self.dbpskDec = grc_blks2.packet_demod_f(grc_blks2.packet_decoder( access_code="", threshold=-1, callback=lambda ok, payload: self.dbpskDec.recv_pkt(ok, payload), ), ) self.dataSrc = gr.file_source(gr.sizeof_float*1, "music-tx1.0.dat", False) self.dataOut = gr.file_sink(gr.sizeof_float*1, "music-rx1.0.dat") self.dataOut.set_unbuffered(False) self.channelFilter2 = blocks.multiply_const_vcc((1.0, )) self.channelFilter = blocks.multiply_const_vcc((1.0, )) self.basebandScale2 = blocks.multiply_const_vcc((bbGain2, )) self.basebandScale = blocks.multiply_const_vcc((bbGain, )) self.add = blocks.add_vcc(1) ################################################## # Connections ################################################## self.connect((self.dataSrc, 0), (self.throttle, 0)) self.connect((self.throttle, 0), (self.dbpskEnc, 0)) self.connect((self.dbpskMod, 0), (self.channelFilter, 0)) self.connect((self.dbpskDemod, 0), (self.dbpskDec, 0)) self.connect((self.basebandScale, 0), (self.add, 0)) self.connect((self.gauss, 0), (self.gaussScale, 0)) self.connect((self.basebandScale2, 0), (self.channelFilter2, 0)) self.connect((self.add, 0), (self.basebandScale2, 0)) self.connect((self.dbpskDec, 0), (self.dataOut, 0)) self.connect((self.dbpskEnc, 0), (self.dbpskMod, 0)) self.connect((self.gaussScale, 0), (self.add, 1)) self.connect((self.channelFilter, 0), (self.basebandScale, 0)) self.connect((self.channelFilter2, 0), (self.dbpskDemod, 0))
