def __init__(self, options, queue): gr.top_block.__init__(self) if options.filename is not None: self.fs = gr.file_source(gr.sizeof_gr_complex, options.filename) self.rate = options.rate else: self.u = uhd.usrp_source(options.addr, io_type=uhd.io_type.COMPLEX_FLOAT32, num_channels=1) if options.subdev is not None: self.u.set_subdev_spec(options.subdev, 0) self.u.set_samp_rate(options.rate) self.rate = self.u.get_samp_rate() # Set the antenna if(options.antenna): self.u.set_antenna(options.antenna, 0) self.centerfreq = options.centerfreq print "Tuning to: %fMHz" % (self.centerfreq - options.error) if not(self.tune(options.centerfreq - options.error)): print "Failed to set initial frequency" if options.gain is None: #set to halfway g = self.u.get_gain_range() options.gain = (g.start()+g.stop()) / 2.0 print "Setting gain to %i" % options.gain self.u.set_gain(options.gain) self.u.set_bandwidth(options.bandwidth) print "Samples per second is %i" % self.rate self._syms_per_sec = 3600; options.samples_per_second = self.rate options.syms_per_sec = self._syms_per_sec options.gain_mu = 0.01 options.mu=0.5 options.omega_relative_limit = 0.3 options.syms_per_sec = self._syms_per_sec options.offset = options.centerfreq - options.freq print "Control channel offset: %f" % options.offset self.demod = fsk_demod(options) self.start_correlator = gr.correlate_access_code_tag_bb("10101100", 0, "smartnet_preamble") #should mark start of packet self.smartnet_deinterleave = smartnet.deinterleave() self.smartnet_crc = smartnet.crc(queue) if options.filename is None: self.connect(self.u, self.demod) else: self.connect(self.fs, self.demod) self.connect(self.demod, self.start_correlator, self.smartnet_deinterleave, self.smartnet_crc) #hook up the audio patch if options.audio: self.audiorate = 48000 self.audiotaps = gr.firdes.low_pass(1, self.rate, 8000, 2000, gr.firdes.WIN_HANN) self.prefilter_decim = int(self.rate / self.audiorate) #might have to use a rational resampler for audio print "Prefilter decimation: %i" % self.prefilter_decim self.audio_prefilter = gr.freq_xlating_fir_filter_ccf(self.prefilter_decim, #decimation self.audiotaps, #taps 0, #freq offset self.rate) #sampling rate #on a trunked network where you know you will have good signal, a carrier power squelch works well. real FM receviers use a noise squelch, where #the received audio is high-passed above the cutoff and then fed to a reverse squelch. If the power is then BELOW a threshold, open the squelch. self.squelch = gr.pwr_squelch_cc(options.squelch, #squelch point alpha = 0.1, #wat ramp = 10, #wat gate = False) self.audiodemod = blks2.fm_demod_cf(self.rate/self.prefilter_decim, #rate 1, #audio decimation 4000, #deviation 3000, #audio passband 4000, #audio stopband 1, #gain 75e-6) #deemphasis constant #the filtering removes FSK data woobling from the subaudible channel (might be able to combine w/lpf above) self.audiofilttaps = gr.firdes.high_pass(1, self.audiorate, 300, 50, gr.firdes.WIN_HANN) self.audiofilt = gr.fir_filter_fff(1, self.audiofilttaps) self.audiogain = gr.multiply_const_ff(options.volume) self.audiosink = audio.sink (self.audiorate, "") # self.audiosink = gr.wavfile_sink("test.wav", 1, self.audiorate, 8) self.mute() if options.filename is None: self.connect(self.u, self.audio_prefilter) else: self.connect(self.fs, self.audio_prefilter) # self.connect(self.audio_prefilter, self.squelch, self.audiodemod, self.audiofilt, self.audiogain, self.audioresamp, self.audiosink) self.connect(self.audio_prefilter, self.squelch, self.audiodemod, self.audiofilt, self.audiogain, self.audiosink)
def __init__(self, options, queue): gr.top_block.__init__(self) self.u = uhd.usrp_source(options.addr, io_type=uhd.io_type.COMPLEX_FLOAT32, num_channels=1) if options.subdev is not None: self.u.set_subdev_spec(options.subdev, 0) self.u.set_samp_rate(options.rate) self.rate = self.u.get_samp_rate() # Set the antenna if(options.antenna): self.u.set_antenna(options.antenna, 0) self.centerfreq = options.centerfreq print "Tuning to: %fMHz" % (self.centerfreq - options.error) if not(self.tune(options.centerfreq - options.error)): print "Failed to set initial frequency" if options.gain is None: #set to halfway g = self.u.get_gain_range() options.gain = (g.start()+g.stop()) / 2.0 print "Setting gain to %i" % options.gain self.u.set_gain(options.gain) self.u.set_bandwidth(options.bandwidth) print "Samples per second is %i" % self.rate self._syms_per_sec = 3600; options.audiorate = 11025 options.rate = self.rate options.samples_per_second = self.rate #yeah i know it's on the list options.syms_per_sec = self._syms_per_sec options.gain_mu = 0.01 options.mu=0.5 options.omega_relative_limit = 0.3 options.syms_per_sec = self._syms_per_sec options.offset = options.centerfreq - options.freq print "Control channel offset: %f" % options.offset self.demod = fsk_demod(options) self.start_correlator = digital.correlate_access_code_bb("10101100",0) #should mark start of packet self.smartnet_sync = smartnet.sync() self.smartnet_deinterleave = smartnet.deinterleave() self.smartnet_parity = smartnet.parity() self.smartnet_crc = smartnet.crc() self.smartnet_packetize = smartnet.packetize() self.parse = smartnet.parse(queue) #packet-based. this simply posts lightly-formatted messages to the queue. self.connect(self.u, self.demod) self.connect(self.demod, self.start_correlator, self.smartnet_sync, self.smartnet_deinterleave, self.smartnet_parity, self.smartnet_crc, self.smartnet_packetize, self.parse)
def __init__(self, options, queue): gr.top_block.__init__(self) self.u = usrp.source_c() self.u.set_mux(usrp.determine_rx_mux_value(self.u, options.rx_subdev_spec)) self.subdev = usrp.selected_subdev(self.u, options.rx_subdev_spec) print "Using RX d'board %s" % self.subdev.side_and_name() self.u.set_decim_rate(options.decim) self.centerfreq = options.centerfreq print "Tuning to: %fMHz" % (self.centerfreq - options.error) if not(self.tune(options.centerfreq - options.error)): print "Failed to set initial frequency" if options.gain is None: #set to halfway g = self.subdev.gain_range() options.gain = (g[0]+g[1]) / 2.0 print "Setting gain to %i" % options.gain self.subdev.set_gain(options.gain) if self.subdev.name() == "DBS Rx": self.subdev.set_bw(options.bandwidth) #only for DBSRX print "Setting DBS RX bandwidth to %fMHz" % float(options.bandwidth / 1e6) self.rate = self.u.adc_rate() / options.decim print "Samples per second is %i" % self.rate self._syms_per_sec = 3600; options.audiorate = 11025 options.rate = self.rate options.samples_per_second = self.rate #yeah i know it's on the list options.syms_per_sec = self._syms_per_sec options.gain_mu = 0.01 options.mu=0.5 options.omega_relative_limit = 0.3 options.syms_per_sec = self._syms_per_sec options.offset = options.centerfreq - options.freq print "Control channel offset: %f" % options.offset self.demod = fsk_demod(options) self.start_correlator = gr.correlate_access_code_bb("10101100",0) #should mark start of packet self.smartnet_sync = smartnet.sync() self.smartnet_deinterleave = smartnet.deinterleave() self.smartnet_parity = smartnet.parity() self.smartnet_crc = smartnet.crc() self.smartnet_packetize = smartnet.packetize() self.parse = smartnet.parse(queue) #packet-based. this simply posts lightly-formatted messages to the queue. self.connect(self.u, self.demod) self.connect(self.demod, self.start_correlator, self.smartnet_sync, self.smartnet_deinterleave, self.smartnet_parity, self.smartnet_crc, self.smartnet_packetize, self.parse)
def __init__(self, options, queue): gr.top_block.__init__(self) self.u = usrp.source_c() self.u.set_mux( usrp.determine_rx_mux_value(self.u, options.rx_subdev_spec)) self.subdev = usrp.selected_subdev(self.u, options.rx_subdev_spec) print "Using RX d'board %s" % self.subdev.side_and_name() self.u.set_decim_rate(options.decim) self.centerfreq = options.centerfreq print "Tuning to: %fMHz" % (self.centerfreq - options.error) if not (self.tune(options.centerfreq - options.error)): print "Failed to set initial frequency" if options.gain is None: #set to halfway g = self.subdev.gain_range() options.gain = (g[0] + g[1]) / 2.0 print "Setting gain to %i" % options.gain self.subdev.set_gain(options.gain) if self.subdev.name() == "DBS Rx": self.subdev.set_bw(options.bandwidth) #only for DBSRX print "Setting DBS RX bandwidth to %fMHz" % float( options.bandwidth / 1e6) self.rate = self.u.adc_rate() / options.decim print "Samples per second is %i" % self.rate self._syms_per_sec = 3600 options.audiorate = 11025 options.rate = self.rate options.samples_per_second = self.rate #yeah i know it's on the list options.syms_per_sec = self._syms_per_sec options.gain_mu = 0.01 options.mu = 0.5 options.omega_relative_limit = 0.3 options.syms_per_sec = self._syms_per_sec options.offset = options.centerfreq - options.freq print "Control channel offset: %f" % options.offset self.demod = fsk_demod(options) self.start_correlator = gr.correlate_access_code_bb( "10101100", 0) #should mark start of packet self.smartnet_sync = smartnet.sync() self.smartnet_deinterleave = smartnet.deinterleave() self.smartnet_parity = smartnet.parity() self.smartnet_crc = smartnet.crc() self.smartnet_packetize = smartnet.packetize() self.parse = smartnet.parse( queue ) #packet-based. this simply posts lightly-formatted messages to the queue. self.connect(self.u, self.demod) self.connect(self.demod, self.start_correlator, self.smartnet_sync, self.smartnet_deinterleave, self.smartnet_parity, self.smartnet_crc, self.smartnet_packetize, self.parse)
def __init__(self, options, queue): gr.top_block.__init__(self) if options.filename is not None: self.fs = gr.file_source(gr.sizeof_gr_complex, options.filename) self.rate = options.rate else: self.u = uhd.usrp_source(options.addr, io_type=uhd.io_type.COMPLEX_FLOAT32, num_channels=1) if options.subdev is not None: self.u.set_subdev_spec(options.subdev, 0) self.u.set_samp_rate(options.rate) self.rate = self.u.get_samp_rate() # Set the antenna if (options.antenna): self.u.set_antenna(options.antenna, 0) self.centerfreq = options.centerfreq print "Tuning to: %fMHz" % (self.centerfreq - options.error) if not (self.tune(options.centerfreq - options.error)): print "Failed to set initial frequency" if options.gain is None: #set to halfway g = self.u.get_gain_range() options.gain = (g.start() + g.stop()) / 2.0 print "Setting gain to %i" % options.gain self.u.set_gain(options.gain) self.u.set_bandwidth(options.bandwidth) print "Samples per second is %i" % self.rate self._syms_per_sec = 3600 options.samples_per_second = self.rate options.syms_per_sec = self._syms_per_sec options.gain_mu = 0.01 options.mu = 0.5 options.omega_relative_limit = 0.3 options.syms_per_sec = self._syms_per_sec options.offset = options.centerfreq - options.freq print "Control channel offset: %f" % options.offset self.demod = fsk_demod(options) self.start_correlator = gr.correlate_access_code_tag_bb( "10101100", 0, "smartnet_preamble") #should mark start of packet self.smartnet_deinterleave = smartnet.deinterleave() self.smartnet_crc = smartnet.crc(queue) if options.filename is None: self.connect(self.u, self.demod) else: self.connect(self.fs, self.demod) self.connect(self.demod, self.start_correlator, self.smartnet_deinterleave, self.smartnet_crc) #hook up the audio patch if options.audio: self.audiorate = 48000 self.audiotaps = gr.firdes.low_pass(1, self.rate, 8000, 2000, gr.firdes.WIN_HANN) self.prefilter_decim = int( self.rate / self.audiorate ) #might have to use a rational resampler for audio print "Prefilter decimation: %i" % self.prefilter_decim self.audio_prefilter = gr.freq_xlating_fir_filter_ccf( self.prefilter_decim, #decimation self.audiotaps, #taps 0, #freq offset self.rate) #sampling rate #on a trunked network where you know you will have good signal, a carrier power squelch works well. real FM receviers use a noise squelch, where #the received audio is high-passed above the cutoff and then fed to a reverse squelch. If the power is then BELOW a threshold, open the squelch. self.squelch = gr.pwr_squelch_cc( options.squelch, #squelch point alpha=0.1, #wat ramp=10, #wat gate=False) self.audiodemod = blks2.fm_demod_cf( self.rate / self.prefilter_decim, #rate 1, #audio decimation 4000, #deviation 3000, #audio passband 4000, #audio stopband 1, #gain 75e-6) #deemphasis constant #the filtering removes FSK data woobling from the subaudible channel (might be able to combine w/lpf above) self.audiofilttaps = gr.firdes.high_pass(1, self.audiorate, 300, 50, gr.firdes.WIN_HANN) self.audiofilt = gr.fir_filter_fff(1, self.audiofilttaps) self.audiogain = gr.multiply_const_ff(options.volume) self.audiosink = audio.sink(self.audiorate, "") # self.audiosink = gr.wavfile_sink("test.wav", 1, self.audiorate, 8) self.mute() if options.filename is None: self.connect(self.u, self.audio_prefilter) else: self.connect(self.fs, self.audio_prefilter) # self.connect(self.audio_prefilter, self.squelch, self.audiodemod, self.audiofilt, self.audiogain, self.audioresamp, self.audiosink) self.connect(self.audio_prefilter, self.squelch, self.audiodemod, self.audiofilt, self.audiogain, self.audiosink)
def __init__(self, options, queue): gr.top_block.__init__(self) if options.filename is not None: self.fs = gr.file_source(gr.sizeof_gr_complex, options.filename) self.rate = options.rate else: #self.u = uhd.usrp_source(options.addr, # io_type=uhd.io_type.COMPLEX_FLOAT32, # num_channels=1) self.rtl = osmosdr.source_c(args="nchan=" + str(1) + " " + "") self.rtl.set_sample_rate(options.rate) self.rate = options.rate #self.rtl.get_samp_rate() self.rtl.set_center_freq(options.centerfreq, 0) #self.rtl.set_freq_corr(options.ppm, 0) self.centerfreq = options.centerfreq print "Tuning to: %fMHz" % (self.centerfreq - options.error) if not (self.tune(options.centerfreq - options.error)): print "Failed to set initial frequency" if options.gain is None: options.gain = 10 if options.bbgain is None: options.bbgain = 25 if options.ifgain is None: options.ifgain = 25 print "Setting RF gain to %i" % options.gain print "Setting BB gain to %i" % options.bbgain print "Setting IF gain to %i" % options.ifgain self.rtl.set_gain(options.gain, 0) self.rtl.set_if_gain(options.ifgain, 0) self.rtl.set_bb_gain(options.bbgain, 0) #self.rtl.set_gain_mode(1,0) print "Samples per second is %i" % self.rate self._syms_per_sec = 3600 options.samples_per_second = self.rate options.syms_per_sec = self._syms_per_sec options.gain_mu = 0.01 options.mu = 0.5 options.omega_relative_limit = 0.3 options.syms_per_sec = self._syms_per_sec options.offset = options.centerfreq - options.freq print "Control channel offset: %f" % options.offset self.offset = gr.sig_source_c(self.rate, gr.GR_SIN_WAVE, options.offset, 1.0, 0.0) # for some reason using the xlating filter to do the offset makes thing barf with the HackRF, Multiply CC seems to work options.offset = 0 self.mixer = gr.multiply_cc() self.demod = fsk_demod(options) self.start_correlator = gr.correlate_access_code_tag_bb( "10101100", 0, "smartnet_preamble") #should mark start of packet self.smartnet_deinterleave = smartnet.deinterleave() self.smartnet_crc = smartnet.crc(queue) #rerate = float(self.rate / float(first_decim)) / float(7200) #print "resampling factor: %f\n" % rerate #if rerate.is_integer(): # print "using pfb decimator\n" # self.resamp = blks2.pfb_decimator_ccf(int(rerate)) #else: # print "using pfb resampler\n" # self.resamp = blks2.pfb_arb_resampler_ccf(1 / rerate) if options.filename is None: #self.connect(self.u, self.demod) self.connect(self.rtl, (self.mixer, 0)) self.connect(self.offset, (self.mixer, 1)) self.connect(self.mixer, self.demod) # self.connect(self.rtl, self.demod) else: self.connect(self.fs, self.demod) self.connect(self.demod, self.start_correlator, self.smartnet_deinterleave, self.smartnet_crc) #hook up the audio patch if options.audio: self.audiorate = 48000 self.audiotaps = gr.firdes.low_pass(1, self.rate, 8000, 2000, gr.firdes.WIN_HANN) self.prefilter_decim = int( self.rate / self.audiorate ) #might have to use a rational resampler for audio print "Prefilter decimation: %i" % self.prefilter_decim self.audio_prefilter = gr.freq_xlating_fir_filter_ccf( self.prefilter_decim, #decimation self.audiotaps, #taps 0, #freq offset self.rate) #sampling rate #on a trunked network where you know you will have good signal, a carrier power squelch works well. real FM receviers use a noise squelch, where #the received audio is high-passed above the cutoff and then fed to a reverse squelch. If the power is then BELOW a threshold, open the squelch. #self.squelch = gr.pwr_squelch_cc(options.squelch, #squelch point # alpha = 0.1, #wat # ramp = 10, #wat # gate = False) self.audiodemod = blks2.fm_demod_cf( self.rate / self.prefilter_decim, #rate 1, #audio decimation 4000, #deviation 3000, #audio passband 4000, #audio stopband 1, #gain 75e-6) #deemphasis constant #the filtering removes FSK data woobling from the subaudible channel (might be able to combine w/lpf above) self.audiofilttaps = gr.firdes.high_pass(1, self.audiorate, 300, 50, gr.firdes.WIN_HANN) self.audiofilt = gr.fir_filter_fff(1, self.audiofilttaps) self.audiogain = gr.multiply_const_ff(options.volume) self.audiosink = audio.sink(self.audiorate, "") # self.audiosink = gr.wavfile_sink("test.wav", 1, self.audiorate, 8) #self.mute() if options.filename is None: #self.connect(self.u, self.audio_prefilter) self.connect(self.rtl, self.audio_prefilter) else: self.connect(self.fs, self.audio_prefilter) # self.connect(self.audio_prefilter, self.squelch, self.audiodemod, self.audiofilt, self.audiogain, self.audioresamp, self.audiosink) # real self.connect(self.audio_prefilter, self.squelch, self.audiodemod, self.audiofilt, self.audiogain, self.audiosink) self.connect(self.audio_prefilter, self.audiodemod, self.audiofilt, self.audiogain, self.audiosink)
def __init__(self, options, queue): gr.top_block.__init__(self) if options.filename is not None: self.fs = gr.file_source(gr.sizeof_gr_complex, options.filename) self.rate = options.rate else: #self.u = uhd.usrp_source(options.addr, # io_type=uhd.io_type.COMPLEX_FLOAT32, # num_channels=1) self.rtl = osmosdr.source_c( args="nchan=" + str(1) + " " + "" ) self.rtl.set_sample_rate(options.rate) self.rate = options.rate #self.rtl.get_samp_rate() self.rtl.set_center_freq(options.centerfreq, 0) #self.rtl.set_freq_corr(options.ppm, 0) self.centerfreq = options.centerfreq print "Tuning to: %fMHz" % (self.centerfreq - options.error) if not(self.tune(options.centerfreq - options.error)): print "Failed to set initial frequency" if options.gain is None: options.gain = 10 if options.bbgain is None: options.bbgain = 25 if options.ifgain is None: options.ifgain = 25 print "Setting RF gain to %i" % options.gain print "Setting BB gain to %i" % options.bbgain print "Setting IF gain to %i" % options.ifgain self.rtl.set_gain(options.gain, 0) self.rtl.set_if_gain(options.ifgain,0) self.rtl.set_bb_gain(options.bbgain,0) #self.rtl.set_gain_mode(1,0) print "Samples per second is %i" % self.rate self._syms_per_sec = 3600; options.samples_per_second = self.rate options.syms_per_sec = self._syms_per_sec options.gain_mu = 0.01 options.mu=0.5 options.omega_relative_limit = 0.3 options.syms_per_sec = self._syms_per_sec options.offset = options.centerfreq - options.freq print "Control channel offset: %f" % options.offset self.offset = gr.sig_source_c(self.rate, gr.GR_SIN_WAVE, options.offset, 1.0, 0.0) # for some reason using the xlating filter to do the offset makes thing barf with the HackRF, Multiply CC seems to work options.offset = 0 self.mixer = gr.multiply_cc() self.demod = fsk_demod(options) self.start_correlator = gr.correlate_access_code_tag_bb("10101100", 0, "smartnet_preamble") #should mark start of packet self.smartnet_deinterleave = smartnet.deinterleave() self.smartnet_crc = smartnet.crc(queue) #rerate = float(self.rate / float(first_decim)) / float(7200) #print "resampling factor: %f\n" % rerate #if rerate.is_integer(): # print "using pfb decimator\n" # self.resamp = blks2.pfb_decimator_ccf(int(rerate)) #else: # print "using pfb resampler\n" # self.resamp = blks2.pfb_arb_resampler_ccf(1 / rerate) if options.filename is None: #self.connect(self.u, self.demod) self.connect(self.rtl, (self.mixer, 0)) self.connect(self.offset, (self.mixer, 1)) self.connect(self.mixer, self.demod) # self.connect(self.rtl, self.demod) else: self.connect(self.fs, self.demod) self.connect(self.demod, self.start_correlator, self.smartnet_deinterleave, self.smartnet_crc) #hook up the audio patch if options.audio: self.audiorate = 48000 self.audiotaps = gr.firdes.low_pass(1, self.rate, 8000, 2000, gr.firdes.WIN_HANN) self.prefilter_decim = int(self.rate / self.audiorate) #might have to use a rational resampler for audio print "Prefilter decimation: %i" % self.prefilter_decim self.audio_prefilter = gr.freq_xlating_fir_filter_ccf(self.prefilter_decim, #decimation self.audiotaps, #taps 0, #freq offset self.rate) #sampling rate #on a trunked network where you know you will have good signal, a carrier power squelch works well. real FM receviers use a noise squelch, where #the received audio is high-passed above the cutoff and then fed to a reverse squelch. If the power is then BELOW a threshold, open the squelch. #self.squelch = gr.pwr_squelch_cc(options.squelch, #squelch point # alpha = 0.1, #wat # ramp = 10, #wat # gate = False) self.audiodemod = blks2.fm_demod_cf(self.rate/self.prefilter_decim, #rate 1, #audio decimation 4000, #deviation 3000, #audio passband 4000, #audio stopband 1, #gain 75e-6) #deemphasis constant #the filtering removes FSK data woobling from the subaudible channel (might be able to combine w/lpf above) self.audiofilttaps = gr.firdes.high_pass(1, self.audiorate, 300, 50, gr.firdes.WIN_HANN) self.audiofilt = gr.fir_filter_fff(1, self.audiofilttaps) self.audiogain = gr.multiply_const_ff(options.volume) self.audiosink = audio.sink (self.audiorate, "") # self.audiosink = gr.wavfile_sink("test.wav", 1, self.audiorate, 8) #self.mute() if options.filename is None: #self.connect(self.u, self.audio_prefilter) self.connect(self.rtl, self.audio_prefilter) else: self.connect(self.fs, self.audio_prefilter) # self.connect(self.audio_prefilter, self.squelch, self.audiodemod, self.audiofilt, self.audiogain, self.audioresamp, self.audiosink) # real self.connect(self.audio_prefilter, self.squelch, self.audiodemod, self.audiofilt, self.audiogain, self.audiosink) self.connect(self.audio_prefilter, self.audiodemod, self.audiofilt, self.audiogain, self.audiosink)
def __init__(self): gr.top_block.__init__(self, "Aprs Decode Test") Qt.QWidget.__init__(self) self.setWindowTitle("Aprs Decode Test") 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", "aprs_decode_test") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.samp_rate = samp_rate = 48000 ################################################## # Blocks ################################################## self.qtgui_time_sink_x_1 = qtgui.time_sink_f( 512, #size samp_rate, #samp_rate "", #name 2 #number of inputs ) self.qtgui_time_sink_x_1.set_update_time(0.10) self.qtgui_time_sink_x_1.set_y_axis(-1, 1) self.qtgui_time_sink_x_1.set_y_label('Amplitude', "") self.qtgui_time_sink_x_1.enable_tags(-1, True) self.qtgui_time_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") self.qtgui_time_sink_x_1.enable_autoscale(False) self.qtgui_time_sink_x_1.enable_grid(True) self.qtgui_time_sink_x_1.enable_axis_labels(True) self.qtgui_time_sink_x_1.enable_control_panel(False) if not False: self.qtgui_time_sink_x_1.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: self.qtgui_time_sink_x_1.set_line_label( i, "Data {0}".format(i)) else: self.qtgui_time_sink_x_1.set_line_label(i, labels[i]) self.qtgui_time_sink_x_1.set_line_width(i, widths[i]) self.qtgui_time_sink_x_1.set_line_color(i, colors[i]) self.qtgui_time_sink_x_1.set_line_style(i, styles[i]) self.qtgui_time_sink_x_1.set_line_marker(i, markers[i]) self.qtgui_time_sink_x_1.set_line_alpha(i, alphas[i]) self._qtgui_time_sink_x_1_win = sip.wrapinstance( self.qtgui_time_sink_x_1.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_time_sink_x_1_win) self.qtgui_time_sink_x_0 = qtgui.time_sink_f( 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(True) self.qtgui_time_sink_x_0.enable_axis_labels(True) self.qtgui_time_sink_x_0.enable_control_panel(False) if not False: 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.fsk_demod_0 = fsk_demod( baud=1200, fsk_hi_tone=2200, fsk_lo_tone=1200, in_sps=40, out_sps=2, ) self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff( 2 * (1 + 0.0), 0.25 * 0.175 * 0.175, 0.5, 0.175, 0.005) self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb() self.blocks_wavfile_source_0 = blocks.wavfile_source( '/home/handiko/aprs_test.wav', True) self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float * 1, samp_rate, True) self.blocks_float_to_char_0 = blocks.float_to_char(1, 1) self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_char * 1, 'aprs_bytes.txt', False) self.blocks_file_sink_0.set_unbuffered(False) self.blocks_char_to_float_0 = blocks.char_to_float(1, 1) self.blocks_add_const_vxx_0 = blocks.add_const_vff((48, )) self.audio_sink_0 = audio.sink(samp_rate, '', True) ################################################## # Connections ################################################## self.connect((self.blocks_add_const_vxx_0, 0), (self.blocks_float_to_char_0, 0)) self.connect((self.blocks_char_to_float_0, 0), (self.blocks_add_const_vxx_0, 0)) self.connect((self.blocks_char_to_float_0, 0), (self.qtgui_time_sink_x_1, 1)) self.connect((self.blocks_float_to_char_0, 0), (self.blocks_file_sink_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.fsk_demod_0, 0)) self.connect((self.blocks_wavfile_source_0, 0), (self.audio_sink_0, 0)) self.connect((self.blocks_wavfile_source_0, 0), (self.blocks_throttle_0, 0)) self.connect((self.digital_binary_slicer_fb_0, 0), (self.blocks_char_to_float_0, 0)) self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.digital_binary_slicer_fb_0, 0)) self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.qtgui_time_sink_x_1, 0)) self.connect((self.fsk_demod_0, 0), (self.digital_clock_recovery_mm_xx_0, 0)) self.connect((self.fsk_demod_0, 0), (self.qtgui_time_sink_x_0, 0))
def __init__(self, options, queue): gr.top_block.__init__(self) if options.filename is not None: self.fs = block.file_source(gr.sizeof_gr_complex, options.filename) self.rate = options.rate else: try: import osmosdr self.u = osmosdr.source(options.args) except Exception: sys.stderr.write("osmosdr source_c creation failure\n") sys.exit(1) if options.gains: for tup in options.gains.split(","): name, gain = tup.split(":") gain = int(gain) sys.stderr.write("setting gain %s to %d\n" % (name, gain)) self.u.set_gain(gain, name) self.rate = self.u.set_sample_rate(options.rate) self.u.set_bandwidth(self.rate) if options.freq_corr: self.u.set_freq_corr(options.freq_corr) # Set the antenna if (options.antenna): self.u.set_antenna(options.antenna, 0) self.centerfreq = options.centerfreq print "Tuning to: %fMHz" % (self.centerfreq - options.error) if not (self.tune(options.centerfreq - options.error)): print "Failed to set initial frequency" print "Samples per second is %i" % self.rate self._syms_per_sec = 3600 options.samples_per_second = self.rate options.syms_per_sec = self._syms_per_sec options.gain_mu = 0.01 options.mu = 0.5 options.omega_relative_limit = 0.3 options.syms_per_sec = self._syms_per_sec options.offset = options.centerfreq - options.freq print "Control channel offset: %f" % options.offset self.demod = fsk_demod(options) self.start_correlator = digital.correlate_access_code_tag_bb( "10101100", 0, "smartnet_preamble") #should mark start of packet self.smartnet_deinterleave = smartnet.deinterleave() self.smartnet_crc = smartnet.crc(queue) if options.filename is None: self.connect(self.u, self.demod) else: self.connect(self.fs, self.demod) self.connect(self.demod, self.start_correlator, self.smartnet_deinterleave, self.smartnet_crc) #hook up the audio patch if options.audio: self.audiorate = 48000 self.audiotaps = filter.firdes.low_pass(1, self.rate, 8000, 2000, filter.firdes.WIN_HANN) self.prefilter_decim = int( self.rate / self.audiorate ) #might have to use a rational resampler for audio print "Prefilter decimation: %i" % self.prefilter_decim self.audio_prefilter = filter.freq_xlating_fir_filter_ccf( self.prefilter_decim, #decimation self.audiotaps, #taps 0, #freq offset self.rate) #sampling rate #on a trunked network where you know you will have good signal, a carrier power squelch works well. real FM receviers use a noise squelch, where #the received audio is high-passed above the cutoff and then fed to a reverse squelch. If the power is then BELOW a threshold, open the squelch. self.squelch = analog.pwr_squelch_cc( options.squelch, #squelch point alpha=0.1, #wat ramp=10, #wat gate=False) self.audiodemod = blks2.fm_demod_cf( self.rate / self.prefilter_decim, #rate 1, #audio decimation 4000, #deviation 3000, #audio passband 4000, #audio stopband 1, #gain 75e-6) #deemphasis constant #the filtering removes FSK data woobling from the subaudible channel (might be able to combine w/lpf above) self.audiofilttaps = filter.firdes.high_pass( 1, self.audiorate, 300, 50, filter.firdes.WIN_HANN) self.audiofilt = filter.fir_filter_fff(1, self.audiofilttaps) self.audiogain = blocks.multiply_const_ff(options.volume) self.audiosink = audio.sink(self.audiorate, "") # self.audiosink = smartnet.wavfile_sink("test.wav", 1, self.audiorate, 8) self.mute() if options.filename is None: self.connect(self.u, self.audio_prefilter) else: self.connect(self.fs, self.audio_prefilter) # self.connect(self.audio_prefilter, self.squelch, self.audiodemod, self.audiofilt, self.audiogain, self.audioresamp, self.audiosink) self.connect(self.audio_prefilter, self.squelch, self.audiodemod, self.audiofilt, self.audiogain, self.audiosink)
def __init__(self, options, queue): gr.top_block.__init__(self) self.rtl = osmosdr.source_c( args="nchan=" + str(1) + " " + "" ) self.rtl.set_sample_rate(options.rate) self.rtl.set_center_freq(options.centerfreq, 0) self.rtl.set_freq_corr(options.ppm, 0) self.rtl.set_gain_mode(1, 0) self.centerfreq = options.centerfreq print "Tuning to: %fMHz" % (self.centerfreq - options.error) if not(self.tune(options.centerfreq - options.error)): print "Failed to set initial frequency" if options.gain is None: options.gain = 10 if options.bbgain is None: options.bbgain = 25 if options.ifgain is None: options.ifgain = 25 print "Setting RF gain to %i" % options.gain print "Setting BB gain to %i" % options.bbgain print "Setting IF gain to %i" % options.ifgain self.rtl.set_gain(options.gain, 0) self.rtl.set_if_gain(options.ifgain,0) self.rtl.set_bb_gain(options.bbgain,0) self.rate = options.rate print "Samples per second is %i" % self.rate self._syms_per_sec = 3600; options.audiorate = 11025 options.rate = self.rate options.samples_per_second = self.rate #yeah i know it's on the list options.syms_per_sec = self._syms_per_sec options.gain_mu = 0.01 options.mu=0.5 options.omega_relative_limit = 0.3 options.syms_per_sec = self._syms_per_sec options.offset = options.centerfreq - options.freq print "Control channel offset: %f" % options.offset self.offset = gr.sig_source_c(self.rate, gr.GR_SIN_WAVE, options.offset, 1.0, 0.0) # for some reason using the xlating filter to do the offset makes thing barf with the HackRF, Multiply CC seems to work options.offset = 0 self.mixer = gr.multiply_cc() self.demod = fsk_demod(options) self.start_correlator = gr.correlate_access_code_tag_bb("10101100", 0, "smartnet_preamble") #should mark start of packet self.smartnet_deinterleave = smartnet.deinterleave() self.smartnet_crc = smartnet.crc(queue) self.connect(self.rtl, (self.mixer, 0)) self.connect(self.offset, (self.mixer, 1)) self.connect(self.mixer, self.demod) self.connect(self.demod, self.start_correlator, self.smartnet_deinterleave, self.smartnet_crc)
def __init__(self): gr.top_block.__init__(self, "Aprs Regenerate") Qt.QWidget.__init__(self) self.setWindowTitle("Aprs Regenerate") 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", "aprs_regenerate") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.samp_rate = samp_rate = 48e3 ################################################## # Blocks ################################################## self.show_text_0 = display.show_text() self._show_text_0_win = sip.wrapinstance(self.show_text_0.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._show_text_0_win) self.satellites_nrzi_encode_0 = satellites.nrzi_encode() self.satellites_nrzi_decode_0 = satellites.nrzi_decode() self.satellites_hdlc_framer_0 = satellites.hdlc_framer(preamble_bytes=80, postamble_bytes=4) self.qtgui_time_sink_x_0 = qtgui.time_sink_f( 1024, #size samp_rate/40, #samp_rate "", #name 2 #number of inputs ) self.qtgui_time_sink_x_0.set_update_time(0.10) self.qtgui_time_sink_x_0.set_y_axis(-4.5, 4.5) 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(True) self.qtgui_time_sink_x_0.enable_axis_labels(True) self.qtgui_time_sink_x_0.enable_control_panel(False) if not False: 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 = [2, 0, 1, 1, 1, 1, 1, 1, 1, 1] markers = [-1, 0, -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: 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.fsk_demod_0 = fsk_demod( baud=1200, fsk_hi_tone=2200, fsk_lo_tone=1200, in_sps=40, out_sps=2, ) self.epy_block_0 = epy_block_0.blk() self.digital_hdlc_deframer_bp_0 = digital.hdlc_deframer_bp(32, 500) self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff(2*(1+0.0), 0.25*0.175*0.175, 0.5, 0.175, 0.005) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bf((1200,2200), 1) self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb() self.blocks_wavfile_source_0 = blocks.wavfile_source('/home/handiko/aprs_regenerate.wav', True) self.blocks_vco_f_0 = blocks.vco_f(48000, 2*math.pi, 0.1) self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float*1, samp_rate,True) self.blocks_socket_pdu_0 = blocks.socket_pdu("TCP_SERVER", '', '52001', 10000, False) self.blocks_repeat_0 = blocks.repeat(gr.sizeof_char*1, 40) self.blocks_pdu_to_tagged_stream_0 = blocks.pdu_to_tagged_stream(blocks.byte_t, 'packet_len') self.audio_sink_0 = audio.sink(48000, '', True) self.afsk_afsk1200_0 = afsk.afsk1200(48000,4) ################################################## # Connections ################################################## self.msg_connect((self.digital_hdlc_deframer_bp_0, 'out'), (self.epy_block_0, 'in')) self.msg_connect((self.digital_hdlc_deframer_bp_0, 'out'), (self.satellites_hdlc_framer_0, 'in')) self.msg_connect((self.epy_block_0, 'out'), (self.blocks_socket_pdu_0, 'pdus')) self.msg_connect((self.satellites_hdlc_framer_0, 'out'), (self.blocks_pdu_to_tagged_stream_0, 'pdus')) self.connect((self.afsk_afsk1200_0, 0), (self.show_text_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_0, 0), (self.satellites_nrzi_encode_0, 0)) self.connect((self.blocks_repeat_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.fsk_demod_0, 0)) self.connect((self.blocks_vco_f_0, 0), (self.afsk_afsk1200_0, 0)) self.connect((self.blocks_vco_f_0, 0), (self.audio_sink_0, 0)) self.connect((self.blocks_wavfile_source_0, 0), (self.blocks_throttle_0, 0)) self.connect((self.digital_binary_slicer_fb_0, 0), (self.satellites_nrzi_decode_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_vco_f_0, 0)) self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.digital_binary_slicer_fb_0, 0)) self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.qtgui_time_sink_x_0, 0)) self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.qtgui_time_sink_x_0, 1)) self.connect((self.fsk_demod_0, 0), (self.digital_clock_recovery_mm_xx_0, 0)) self.connect((self.satellites_nrzi_decode_0, 0), (self.digital_hdlc_deframer_bp_0, 0)) self.connect((self.satellites_nrzi_encode_0, 0), (self.blocks_repeat_0, 0))
def __init__(self): gr.top_block.__init__(self, "Tlm Rec") Qt.QWidget.__init__(self) self.setWindowTitle("Tlm Rec") 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", "tlm_rec") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.audio_rate = audio_rate = 48e3 self.sps = sps = int(audio_rate / 1200) self.samp_rate = samp_rate = 300e3 self.mm_sps = mm_sps = 2 self.gain_mu = gain_mu = 0.9 ################################################## # Blocks ################################################## self.rational_resampler_xxx_0 = filter.rational_resampler_ccc( interpolation=int(audio_rate), decimation=int(samp_rate), taps=None, fractional_bw=None, ) self.qtgui_time_sink_x_0_0_0 = qtgui.time_sink_f( 8192, #size 24000, #samp_rate "", #name 1 #number of inputs ) self.qtgui_time_sink_x_0_0_0.set_update_time(0.10) self.qtgui_time_sink_x_0_0_0.set_y_axis(-1, 1) self.qtgui_time_sink_x_0_0_0.set_y_label('Amplitude', "") self.qtgui_time_sink_x_0_0_0.enable_tags(-1, True) self.qtgui_time_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") self.qtgui_time_sink_x_0_0_0.enable_autoscale(False) self.qtgui_time_sink_x_0_0_0.enable_grid(True) self.qtgui_time_sink_x_0_0_0.enable_axis_labels(True) self.qtgui_time_sink_x_0_0_0.enable_control_panel(False) if not True: self.qtgui_time_sink_x_0_0_0.disable_legend() labels = ['', '', '', '', '', '', '', '', '', ''] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = [ "blue", "red", "green", "black", "magenta", "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_0.set_line_label( i, "Data {0}".format(i)) else: self.qtgui_time_sink_x_0_0_0.set_line_label(i, labels[i]) self.qtgui_time_sink_x_0_0_0.set_line_width(i, widths[i]) self.qtgui_time_sink_x_0_0_0.set_line_color(i, colors[i]) self.qtgui_time_sink_x_0_0_0.set_line_style(i, styles[i]) self.qtgui_time_sink_x_0_0_0.set_line_marker(i, markers[i]) self.qtgui_time_sink_x_0_0_0.set_line_alpha(i, alphas[i]) self._qtgui_time_sink_x_0_0_0_win = sip.wrapinstance( self.qtgui_time_sink_x_0_0_0.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_time_sink_x_0_0_0_win) self.qtgui_time_sink_x_0_0 = qtgui.time_sink_f( 1024, #size 1200, #samp_rate "", #name 2 #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(True) 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", "magenta", "magenta", "yellow", "dark red", "dark green", "blue" ] styles = [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] markers = [0, 0, -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: 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_layout.addWidget(self._qtgui_time_sink_x_0_0_win) self.fsk_demod_0 = fsk_demod( baud=1200, fsk_hi_tone=2300, fsk_lo_tone=1200, in_sps=sps, out_sps=mm_sps, ) self.fft_filter_xxx_1 = filter.fft_filter_fff(1, (firdes.band_pass( 0.2, audio_rate, 900, 2500, 500, firdes.WIN_BLACKMAN)), 1) self.fft_filter_xxx_1.declare_sample_delay(0) self.fft_filter_xxx_0 = filter.fft_filter_ccc( 1, (firdes.low_pass(1, samp_rate, audio_rate / 2, audio_rate / 4, firdes.WIN_BLACKMAN)), 1) self.fft_filter_xxx_0.declare_sample_delay(0) self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff( mm_sps * (1 + 0.0), 0.25 * gain_mu * gain_mu, 0.5, gain_mu, 0.005) self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb() self.channels_channel_model_0 = channels.channel_model( noise_voltage=4e-6, frequency_offset=0.0, epsilon=1.0, taps=(1.0 + 1.0j, ), noise_seed=0, block_tags=False) self.blocks_rotator_cc_0 = blocks.rotator_cc(-(-16.2e3 / samp_rate) * 2 * math.pi) self.blocks_file_source_0 = blocks.file_source( gr.sizeof_gr_complex * 1, '/home/handiko/gqrx_20180319_072938_433268400_300000_fc.raw', False) self.blocks_char_to_float_0 = blocks.char_to_float(1, 1) self.audio_sink_0 = audio.sink(48000, '', True) self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf( audio_rate / (2 * math.pi * 24e3 / 8.0)) ################################################## # Connections ################################################## self.connect((self.analog_quadrature_demod_cf_0, 0), (self.fft_filter_xxx_1, 0)) self.connect((self.blocks_char_to_float_0, 0), (self.qtgui_time_sink_x_0_0, 1)) self.connect((self.blocks_file_source_0, 0), (self.blocks_rotator_cc_0, 0)) self.connect((self.blocks_rotator_cc_0, 0), (self.fft_filter_xxx_0, 0)) self.connect((self.channels_channel_model_0, 0), (self.analog_quadrature_demod_cf_0, 0)) self.connect((self.digital_binary_slicer_fb_0, 0), (self.blocks_char_to_float_0, 0)) self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.digital_binary_slicer_fb_0, 0)) self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.qtgui_time_sink_x_0_0, 0)) self.connect((self.fft_filter_xxx_0, 0), (self.rational_resampler_xxx_0, 0)) self.connect((self.fft_filter_xxx_1, 0), (self.audio_sink_0, 0)) self.connect((self.fft_filter_xxx_1, 0), (self.fsk_demod_0, 0)) self.connect((self.fsk_demod_0, 0), (self.digital_clock_recovery_mm_xx_0, 0)) self.connect((self.fsk_demod_0, 0), (self.qtgui_time_sink_x_0_0_0, 0)) self.connect((self.rational_resampler_xxx_0, 0), (self.channels_channel_model_0, 0))
def __init__(self): gr.top_block.__init__(self, "APRS Symbol Recovery") Qt.QWidget.__init__(self) self.setWindowTitle("APRS Symbol Recovery") 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", "aprs_symbol_recov") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.ch_rate = ch_rate = 48e3 self.bb_rate = bb_rate = 192e3 self.afsk_spec = afsk_spec = [1200, 1200, 2200] self.thresh = thresh = -50*2 self.samp_rate = samp_rate = 2.88e6 self.rfgain = rfgain = 10 self.out_sps = out_sps = 2 self.in_sps = in_sps = int(ch_rate) / afsk_spec[0] self.gain_mu = gain_mu = 0.175 self.freq = freq = 144.39e6 self.dev_ppm = dev_ppm = 52 self.bb_decim = bb_decim = int(bb_rate)/int(ch_rate) self.afgain = afgain = -7 ################################################## # Blocks ################################################## self._rfgain_range = Range(0, 49, 1, 10, 100) self._rfgain_win = RangeWidget(self._rfgain_range, self.set_rfgain, 'RF Gain (dB)', "counter_slider", float) self.top_grid_layout.addWidget(self._rfgain_win, 3,0,1,1) self.show_text_2 = display.show_text() self._show_text_2_win = sip.wrapinstance(self.show_text_2.pyqwidget(), Qt.QWidget) self.top_grid_layout.addWidget(self._show_text_2_win, 2,2,2,1) self.show_text_0 = display.show_text() self._show_text_0_win = sip.wrapinstance(self.show_text_0.pyqwidget(), Qt.QWidget) self.top_grid_layout.addWidget(self._show_text_0_win, 2,0,1,2) self.qtgui_waterfall_sink_x_0 = qtgui.waterfall_sink_c( 4096, #size firdes.WIN_BLACKMAN_hARRIS, #wintype 0, #fc 192e3, #bw "", #name 1 #number of inputs ) self.qtgui_waterfall_sink_x_0.set_update_time(0.10) self.qtgui_waterfall_sink_x_0.enable_grid(False) self.qtgui_waterfall_sink_x_0.enable_axis_labels(False) if not False: self.qtgui_waterfall_sink_x_0.disable_legend() if "complex" == "float" or "complex" == "msg_float": self.qtgui_waterfall_sink_x_0.set_plot_pos_half(not True) labels = ['', '', '', '', '', '', '', '', '', ''] colors = [6, 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_waterfall_sink_x_0.set_line_label(i, "Data {0}".format(i)) else: self.qtgui_waterfall_sink_x_0.set_line_label(i, labels[i]) self.qtgui_waterfall_sink_x_0.set_color_map(i, colors[i]) self.qtgui_waterfall_sink_x_0.set_line_alpha(i, alphas[i]) self.qtgui_waterfall_sink_x_0.set_intensity_range(-105, -20) self._qtgui_waterfall_sink_x_0_win = sip.wrapinstance(self.qtgui_waterfall_sink_x_0.pyqwidget(), Qt.QWidget) self.top_grid_layout.addWidget(self._qtgui_waterfall_sink_x_0_win, 0,2,1,1) self.qtgui_time_sink_x_0 = qtgui.time_sink_f( 1024, #size 1200, #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(-4.2, 4.2) 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(True) self.qtgui_time_sink_x_0.enable_axis_labels(False) self.qtgui_time_sink_x_0.enable_control_panel(False) if not False: self.qtgui_time_sink_x_0.disable_legend() labels = ['', '', '', '', '', '', '', '', '', ''] widths = [2, 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, 1,0,1,3) self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c( 2048, #size firdes.WIN_BLACKMAN_hARRIS, #wintype 144.39e6, #fc 192e3, #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(-120, -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(0.2) self.qtgui_freq_sink_x_0.enable_axis_labels(False) self.qtgui_freq_sink_x_0.enable_control_panel(False) if not False: 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 = [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = ["blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "dark blue"] alphas = [0.8, 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, 0,0,1,2) self.pfb_decimator_ccf_0_0 = pfb.decimator_ccf( int(samp_rate / ch_rate), (), 0, 100, True, True) self.pfb_decimator_ccf_0_0.declare_sample_delay(0) self.pfb_decimator_ccf_0 = pfb.decimator_ccf( int(samp_rate / bb_rate), (), 0, 100, True, True) self.pfb_decimator_ccf_0.declare_sample_delay(0) self.osmosdr_source_0 = osmosdr.source( args="numchan=" + str(1) + " " + '' ) self.osmosdr_source_0.set_sample_rate(samp_rate) self.osmosdr_source_0.set_center_freq(freq, 0) self.osmosdr_source_0.set_freq_corr(dev_ppm, 0) self.osmosdr_source_0.set_dc_offset_mode(0, 0) self.osmosdr_source_0.set_iq_balance_mode(0, 0) self.osmosdr_source_0.set_gain_mode(False, 0) self.osmosdr_source_0.set_gain(rfgain, 0) self.osmosdr_source_0.set_if_gain(20, 0) self.osmosdr_source_0.set_bb_gain(20, 0) self.osmosdr_source_0.set_antenna('', 0) self.osmosdr_source_0.set_bandwidth(0, 0) self.hdlc_to_ax25 = hdlc_to_ax25.blk() self.fsk_demod_0 = fsk_demod( baud=afsk_spec[0], fsk_hi_tone=afsk_spec[2], fsk_lo_tone=afsk_spec[1], in_sps=in_sps, out_sps=out_sps, ) self.fft_filter_xxx_1 = filter.fft_filter_fff(1, (firdes.band_pass(1,ch_rate,400,5e3,400,firdes.WIN_BLACKMAN)), 1) self.fft_filter_xxx_1.declare_sample_delay(0) self.digital_hdlc_deframer_bp_0 = digital.hdlc_deframer_bp(32, 500) self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2) self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff(out_sps*(1+0.0), 0.25*gain_mu*gain_mu, 0.5, gain_mu, 0.005) self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb() self.blocks_socket_pdu_0 = blocks.socket_pdu("TCP_SERVER", '', '52001', 10000, False) self.blocks_pdu_to_tagged_stream_1 = blocks.pdu_to_tagged_stream(blocks.byte_t, 'packet_len') self.blocks_not_xx_0 = blocks.not_bb() self.blocks_and_const_xx_0 = blocks.and_const_bb(1) self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf(ch_rate/(2*math.pi*12e3/8.0)) self.afsk_afsk1200_0 = afsk.afsk1200(int(ch_rate),4) self._afgain_range = Range(-20, -1, 0.1, -7, 100) self._afgain_win = RangeWidget(self._afgain_range, self.set_afgain, 'AF Gain (dB)', "counter_slider", float) self.top_grid_layout.addWidget(self._afgain_win, 3,1,1,1) ################################################## # Connections ################################################## self.msg_connect((self.digital_hdlc_deframer_bp_0, 'out'), (self.hdlc_to_ax25, 'hdlc in')) self.msg_connect((self.hdlc_to_ax25, 'ax25 out'), (self.blocks_pdu_to_tagged_stream_1, 'pdus')) self.msg_connect((self.hdlc_to_ax25, 'ax25 out'), (self.blocks_socket_pdu_0, 'pdus')) self.connect((self.afsk_afsk1200_0, 0), (self.show_text_2, 0)) self.connect((self.analog_quadrature_demod_cf_0, 0), (self.fft_filter_xxx_1, 0)) self.connect((self.blocks_and_const_xx_0, 0), (self.digital_hdlc_deframer_bp_0, 0)) self.connect((self.blocks_not_xx_0, 0), (self.blocks_and_const_xx_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_1, 0), (self.show_text_0, 0)) self.connect((self.digital_binary_slicer_fb_0, 0), (self.digital_diff_decoder_bb_0, 0)) self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.digital_binary_slicer_fb_0, 0)) self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.qtgui_time_sink_x_0, 0)) self.connect((self.digital_diff_decoder_bb_0, 0), (self.blocks_not_xx_0, 0)) self.connect((self.fft_filter_xxx_1, 0), (self.afsk_afsk1200_0, 0)) self.connect((self.fft_filter_xxx_1, 0), (self.fsk_demod_0, 0)) self.connect((self.fsk_demod_0, 0), (self.digital_clock_recovery_mm_xx_0, 0)) self.connect((self.osmosdr_source_0, 0), (self.pfb_decimator_ccf_0, 0)) self.connect((self.osmosdr_source_0, 0), (self.pfb_decimator_ccf_0_0, 0)) self.connect((self.pfb_decimator_ccf_0, 0), (self.qtgui_freq_sink_x_0, 0)) self.connect((self.pfb_decimator_ccf_0, 0), (self.qtgui_waterfall_sink_x_0, 0)) self.connect((self.pfb_decimator_ccf_0_0, 0), (self.analog_quadrature_demod_cf_0, 0))
def __init__(self, options, args, queue): gr.top_block.__init__(self) self.options = options self.args = args self.rate = int(options.rate) if options.filename is None and options.udp is None and not options.rtlsdr: #UHD source by default from gnuradio import uhd self.u = uhd.single_usrp_source(options.args, uhd.io_type_t.COMPLEX_FLOAT32, 1) time_spec = uhd.time_spec(0.0) self.u.set_time_now(time_spec) #if(options.rx_subdev_spec is None): # options.rx_subdev_spec = "" #self.u.set_subdev_spec(options.rx_subdev_spec) if not options.antenna is None: self.u.set_antenna(options.antenna) self.u.set_samp_rate(rate) self.rate = int(self.u.get_samp_rate()) #retrieve actual if options.gain is None: #set to halfway g = self.u.get_gain_range() options.gain = (g.start()+g.stop()) / 2.0 if not(self.tune(options.freq)): print "Failed to set initial frequency" print "Setting gain to %i" % options.gain self.u.set_gain(options.gain) print "Gain is %i" % self.u.get_gain() elif options.rtlsdr: #RTLSDR dongle import osmosdr self.u = osmosdr.source_c(options.args) self.u.set_sample_rate(2.4e6) #fixed for RTL dongles if not self.u.set_center_freq(options.centerfreq - options.error): print "Failed to set initial frequency" self.u.set_gain_mode(0) #manual gain mode if options.gain is None: options.gain = 25#34 self.u.set_gain(options.gain) print "Gain is %i" % self.u.get_gain() use_resampler = True self.rate=2.4e6 else: if options.filename is not None: self.u = gr.file_source(gr.sizeof_gr_complex, options.filename) elif options.udp is not None: self.u = gr.udp_source(gr.sizeof_gr_complex, "localhost", options.udp) else: raise Exception("No valid source selected") print "Samples per second is %i" % self.rate self._syms_per_sec = 3600; options.audiorate = 11025 options.rate = self.rate options.samples_per_second = self.rate #yeah i know it's on the list options.syms_per_sec = self._syms_per_sec options.gain_mu = 0.01 options.mu=0.5 options.omega_relative_limit = 0.3 options.syms_per_sec = self._syms_per_sec options.offset = options.centerfreq - options.freq print "Control channel offset: %f" % options.offset self.demod = fsk_demod(options) self.start_correlator = gr.correlate_access_code_tag_bb("10101100",0,"smartnet_preamble") #should mark start of packet #digital. #self.start_correlator = digital.correlate_access_code_bb("10101100",0) #should mark start of packet #digital. # self.smartnet_sync = smartnet.sync() self.smartnet_deinterleave = smartnet.deinterleave() # self.smartnet_parity = smartnet.parity() self.smartnet_crc = smartnet.crc(queue) # self.smartnet_packetize = smartnet.packetize() # self.parse = smartnet.parse(queue) #packet-based. this simply posts lightly-formatted messages to the queue. self.connect(self.u, self.demod) #self.smartnet_sync, self.smartnet_parity, self.connect(self.demod, self.start_correlator, self.smartnet_deinterleave, self.smartnet_crc)#, self.smartnet_packetize, self.parse)
def __init__(self): gr.top_block.__init__(self, "Aprs Rx Test") Qt.QWidget.__init__(self) self.setWindowTitle("Aprs Rx Test") 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", "aprs_rx_test") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.samp_rate = samp_rate = 48e3 self.sps = sps = int(samp_rate / 1200) self.gain_mu = gain_mu = 0.175 ################################################## # Blocks ################################################## self.show_text_0 = display.show_text() self._show_text_0_win = sip.wrapinstance(self.show_text_0.pyqwidget(), Qt.QWidget) self.top_grid_layout.addWidget(self._show_text_0_win, 2, 0, 1, 2) self.qtgui_time_sink_x_0 = qtgui.time_sink_f( 2048, #size 1024, #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(True) 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.fsk_demod_0 = fsk_demod( baud=1200, fsk_hi_tone=2200, fsk_lo_tone=1200, in_sps=sps, out_sps=2, ) self.fft_filter_xxx_0 = filter.fft_filter_fff(1, (firdes.band_pass( 1, samp_rate, 1000, 2400, 300, firdes.WIN_BLACKMAN)), 1) self.fft_filter_xxx_0.declare_sample_delay(0) self.epy_block_0 = epy_block_0.blk() self.digital_hdlc_deframer_bp_0_0 = digital.hdlc_deframer_bp(32, 500) self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2) self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff( 2 * (1 + 0.0), 0.25 * gain_mu * gain_mu, 0.5, gain_mu, 0.005) self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb() self.blocks_wavfile_source_0 = blocks.wavfile_source( '/home/handiko/aprs_test.wav', True) self.blocks_pdu_to_tagged_stream_1 = blocks.pdu_to_tagged_stream( blocks.byte_t, 'packet_len') self.blocks_not_xx_0 = blocks.not_bb() self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((0.1, )) self.blocks_and_const_xx_0 = blocks.and_const_bb(1) self.blocks_add_xx_0 = blocks.add_vff(1) self.audio_sink_0 = audio.sink(int(samp_rate), '', True) self.analog_fastnoise_source_x_0 = analog.fastnoise_source_f( analog.GR_UNIFORM, 0.1, 0, 8192) ################################################## # Connections ################################################## self.msg_connect((self.digital_hdlc_deframer_bp_0_0, 'out'), (self.epy_block_0, 'hdlc in')) self.msg_connect((self.epy_block_0, 'ax25 out'), (self.blocks_pdu_to_tagged_stream_1, 'pdus')) self.connect((self.analog_fastnoise_source_x_0, 0), (self.blocks_add_xx_0, 0)) self.connect((self.blocks_add_xx_0, 0), (self.fft_filter_xxx_0, 0)) self.connect((self.blocks_add_xx_0, 0), (self.fsk_demod_0, 0)) self.connect((self.blocks_and_const_xx_0, 0), (self.digital_hdlc_deframer_bp_0_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.audio_sink_0, 0)) self.connect((self.blocks_not_xx_0, 0), (self.blocks_and_const_xx_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_1, 0), (self.show_text_0, 0)) self.connect((self.blocks_wavfile_source_0, 0), (self.blocks_add_xx_0, 1)) self.connect((self.digital_binary_slicer_fb_0, 0), (self.digital_diff_decoder_bb_0, 0)) self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.digital_binary_slicer_fb_0, 0)) self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.qtgui_time_sink_x_0, 0)) self.connect((self.digital_diff_decoder_bb_0, 0), (self.blocks_not_xx_0, 0)) self.connect((self.fft_filter_xxx_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.fsk_demod_0, 0), (self.digital_clock_recovery_mm_xx_0, 0))
def __init__(self): gr.top_block.__init__(self, "TLM RTL RX") Qt.QWidget.__init__(self) self.setWindowTitle("TLM RTL RX") 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", "tlm_rtl") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.sps = sps = 40 self.samp_rate = samp_rate = 300e3 self.nfilt = nfilt = 40 self.gain_mu = gain_mu = 0.5 self.ch_rate = ch_rate = 96e3 self.cfreq = cfreq = 144.12 self.audio_rate = audio_rate = 48e3 ################################################## # Blocks ################################################## self.tab = Qt.QTabWidget() self.tab_widget_0 = Qt.QWidget() self.tab_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tab_widget_0) self.tab_grid_layout_0 = Qt.QGridLayout() self.tab_layout_0.addLayout(self.tab_grid_layout_0) self.tab.addTab(self.tab_widget_0, 'RF Spectrum') self.tab_widget_1 = Qt.QWidget() self.tab_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tab_widget_1) self.tab_grid_layout_1 = Qt.QGridLayout() self.tab_layout_1.addLayout(self.tab_grid_layout_1) self.tab.addTab(self.tab_widget_1, 'RF Spectrogram') self.tab_widget_2 = Qt.QWidget() self.tab_layout_2 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tab_widget_2) self.tab_grid_layout_2 = Qt.QGridLayout() self.tab_layout_2.addLayout(self.tab_grid_layout_2) self.tab.addTab(self.tab_widget_2, 'Demod') self.top_grid_layout.addWidget(self.tab, 0, 0, 1, 1) self._cfreq_tool_bar = Qt.QToolBar(self) self._cfreq_tool_bar.addWidget(Qt.QLabel('Center Freq. (MHz)' + ": ")) self._cfreq_line_edit = Qt.QLineEdit(str(self.cfreq)) self._cfreq_tool_bar.addWidget(self._cfreq_line_edit) self._cfreq_line_edit.returnPressed.connect(lambda: self.set_cfreq( eng_notation.str_to_num(str(self._cfreq_line_edit.text().toAscii()) ))) self.top_grid_layout.addWidget(self._cfreq_tool_bar, 2, 0, 1, 1) self.show_text_0 = display.show_text() self._show_text_0_win = sip.wrapinstance(self.show_text_0.pyqwidget(), Qt.QWidget) self.top_grid_layout.addWidget(self._show_text_0_win, 1, 0, 1, 1) self.rational_resampler_xxx_1 = filter.rational_resampler_fff( interpolation=8, decimation=40, taps=None, fractional_bw=None, ) self.rational_resampler_xxx_0 = filter.rational_resampler_ccc( interpolation=int(audio_rate), decimation=int(samp_rate), taps=None, fractional_bw=None, ) self.qtgui_waterfall_sink_x_0 = qtgui.waterfall_sink_c( 8192, #size firdes.WIN_BLACKMAN_hARRIS, #wintype cfreq * 1e6, #fc samp_rate, #bw "", #name 1 #number of inputs ) self.qtgui_waterfall_sink_x_0.set_update_time(0.10) self.qtgui_waterfall_sink_x_0.enable_grid(False) self.qtgui_waterfall_sink_x_0.enable_axis_labels(True) if not False: self.qtgui_waterfall_sink_x_0.disable_legend() if "complex" == "float" or "complex" == "msg_float": self.qtgui_waterfall_sink_x_0.set_plot_pos_half(not True) labels = ['', '', '', '', '', '', '', '', '', ''] colors = [6, 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_waterfall_sink_x_0.set_line_label( i, "Data {0}".format(i)) else: self.qtgui_waterfall_sink_x_0.set_line_label(i, labels[i]) self.qtgui_waterfall_sink_x_0.set_color_map(i, colors[i]) self.qtgui_waterfall_sink_x_0.set_line_alpha(i, alphas[i]) self.qtgui_waterfall_sink_x_0.set_intensity_range(-100, -20) self._qtgui_waterfall_sink_x_0_win = sip.wrapinstance( self.qtgui_waterfall_sink_x_0.pyqwidget(), Qt.QWidget) self.tab_layout_1.addWidget(self._qtgui_waterfall_sink_x_0_win) self.qtgui_time_sink_x_0 = qtgui.time_sink_f( 8192 * 2, #size 1200 * 8, #samp_rate "", #name 2 #number of inputs ) self.qtgui_time_sink_x_0.set_update_time(0.10) self.qtgui_time_sink_x_0.set_y_axis(-15, 15) 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_TAG, qtgui.TRIG_SLOPE_POS, 0.0, 200e-3, 0, 'start') self.qtgui_time_sink_x_0.enable_autoscale(False) self.qtgui_time_sink_x_0.enable_grid(True) self.qtgui_time_sink_x_0.enable_axis_labels(True) self.qtgui_time_sink_x_0.enable_control_panel(False) if not False: self.qtgui_time_sink_x_0.disable_legend() labels = ['', '', '', '', '', '', '', '', '', ''] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = [ "red", "blue", "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: 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.tab_layout_2.addWidget(self._qtgui_time_sink_x_0_win) self.qtgui_freq_sink_x_1 = qtgui.freq_sink_c( 4096, #size firdes.WIN_BLACKMAN_hARRIS, #wintype cfreq * 1e6, #fc samp_rate, #bw "", #name 1 #number of inputs ) self.qtgui_freq_sink_x_1.set_update_time(0.10) self.qtgui_freq_sink_x_1.set_y_axis(-120, 0) self.qtgui_freq_sink_x_1.set_y_label('Relative Gain', 'dB') self.qtgui_freq_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") self.qtgui_freq_sink_x_1.enable_autoscale(False) self.qtgui_freq_sink_x_1.enable_grid(True) self.qtgui_freq_sink_x_1.set_fft_average(0.2) self.qtgui_freq_sink_x_1.enable_axis_labels(True) self.qtgui_freq_sink_x_1.enable_control_panel(False) if not False: self.qtgui_freq_sink_x_1.disable_legend() if "complex" == "float" or "complex" == "msg_float": self.qtgui_freq_sink_x_1.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_1.set_line_label( i, "Data {0}".format(i)) else: self.qtgui_freq_sink_x_1.set_line_label(i, labels[i]) self.qtgui_freq_sink_x_1.set_line_width(i, widths[i]) self.qtgui_freq_sink_x_1.set_line_color(i, colors[i]) self.qtgui_freq_sink_x_1.set_line_alpha(i, alphas[i]) self._qtgui_freq_sink_x_1_win = sip.wrapinstance( self.qtgui_freq_sink_x_1.pyqwidget(), Qt.QWidget) self.tab_layout_0.addWidget(self._qtgui_freq_sink_x_1_win) self.handiko_parse_frame_0 = handiko.parse_frame() self.handiko_frame_detect_0 = handiko.frame_detect() self.fsk_demod_1 = fsk_demod( baud=1200, fsk_hi_tone=2200, fsk_lo_tone=1200, in_sps=40, out_sps=8, ) self.fsk_demod_0 = fsk_demod( baud=1200, fsk_hi_tone=2200, fsk_lo_tone=1200, in_sps=sps, out_sps=2, ) self.digital_clock_recovery_mm_xx_0_0 = digital.clock_recovery_mm_ff( 2 * (1 + 0.0), 0.25 * gain_mu * gain_mu, 0.5, gain_mu, 0.005) self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb() self.carrier_detect_0 = carrier_detect( hi=0.7, low=0.5, gain=10e3, filter_len=400, ) self.blocks_throttle_2 = blocks.throttle(gr.sizeof_float * 1, 1200 * 8, True) self.blocks_throttle_1 = blocks.throttle(gr.sizeof_float * 1, 1200 * 8, True) self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1, samp_rate, True) self.blocks_socket_pdu_0 = blocks.socket_pdu("TCP_SERVER", '', '52001', 10000, False) self.blocks_rotator_cc_0 = blocks.rotator_cc(0) self.blocks_pdu_to_tagged_stream_0 = blocks.pdu_to_tagged_stream( blocks.byte_t, 'packet_len') self.blocks_multiply_const_vxx_5 = blocks.multiply_const_vcc((2, )) self.blocks_multiply_const_vxx_3 = blocks.multiply_const_vff((4, )) self.blocks_multiply_const_vxx_2 = blocks.multiply_const_vff((7, )) self.blocks_file_source_0 = blocks.file_source( gr.sizeof_gr_complex * 1, '/home/handiko/gqrx_20180404_011711_144119900_300000_fc.raw', True) self.blocks_delay_3 = blocks.delay(gr.sizeof_float * 1, 0) self.blocks_delay_0 = blocks.delay(gr.sizeof_float * 1, 0) self.blocks_burst_tagger_0 = blocks.burst_tagger(gr.sizeof_float) self.blocks_burst_tagger_0.set_true_tag('start', True) self.blocks_burst_tagger_0.set_false_tag('stop', False) self.blocks_add_const_vxx_3 = blocks.add_const_vff((-5, )) self.blocks_add_const_vxx_2 = blocks.add_const_vff((5, )) self.analog_nbfm_rx_0 = analog.nbfm_rx( audio_rate=int(audio_rate), quad_rate=int(audio_rate), tau=75e-6, max_dev=5e3, ) ################################################## # Connections ################################################## self.msg_connect((self.handiko_frame_detect_0, 'frame out'), (self.handiko_parse_frame_0, 'frame in')) self.msg_connect((self.handiko_parse_frame_0, 'info out'), (self.blocks_pdu_to_tagged_stream_0, 'pdus')) self.msg_connect((self.handiko_parse_frame_0, 'info out'), (self.blocks_socket_pdu_0, 'pdus')) self.connect((self.analog_nbfm_rx_0, 0), (self.blocks_burst_tagger_0, 0)) self.connect((self.analog_nbfm_rx_0, 0), (self.fsk_demod_0, 0)) self.connect((self.analog_nbfm_rx_0, 0), (self.fsk_demod_1, 0)) self.connect((self.blocks_add_const_vxx_2, 0), (self.blocks_throttle_2, 0)) self.connect((self.blocks_add_const_vxx_3, 0), (self.blocks_throttle_1, 0)) self.connect((self.blocks_burst_tagger_0, 0), (self.rational_resampler_xxx_1, 0)) self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_const_vxx_2, 0)) self.connect((self.blocks_delay_3, 0), (self.blocks_multiply_const_vxx_3, 0)) self.connect((self.blocks_file_source_0, 0), (self.blocks_rotator_cc_0, 0)) self.connect((self.blocks_multiply_const_vxx_2, 0), (self.blocks_add_const_vxx_2, 0)) self.connect((self.blocks_multiply_const_vxx_3, 0), (self.blocks_add_const_vxx_3, 0)) self.connect((self.blocks_multiply_const_vxx_5, 0), (self.blocks_throttle_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_0, 0), (self.show_text_0, 0)) self.connect((self.blocks_rotator_cc_0, 0), (self.blocks_multiply_const_vxx_5, 0)) self.connect((self.blocks_throttle_0, 0), (self.qtgui_freq_sink_x_1, 0)) self.connect((self.blocks_throttle_0, 0), (self.qtgui_waterfall_sink_x_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.rational_resampler_xxx_0, 0)) self.connect((self.blocks_throttle_1, 0), (self.qtgui_time_sink_x_0, 1)) self.connect((self.blocks_throttle_2, 0), (self.qtgui_time_sink_x_0, 0)) self.connect((self.carrier_detect_0, 0), (self.blocks_burst_tagger_0, 1)) self.connect((self.digital_binary_slicer_fb_0, 0), (self.handiko_frame_detect_0, 0)) self.connect((self.digital_clock_recovery_mm_xx_0_0, 0), (self.digital_binary_slicer_fb_0, 0)) self.connect((self.fsk_demod_0, 0), (self.digital_clock_recovery_mm_xx_0_0, 0)) self.connect((self.fsk_demod_1, 0), (self.blocks_delay_3, 0)) self.connect((self.rational_resampler_xxx_0, 0), (self.analog_nbfm_rx_0, 0)) self.connect((self.rational_resampler_xxx_0, 0), (self.carrier_detect_0, 0)) self.connect((self.rational_resampler_xxx_1, 0), (self.blocks_delay_0, 0))