Esempio n. 1
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	def __init__(self, sample_rate):
		super(fsk_center_tracking, self).__init__(
			"fsk_center_tracking",
			gr.io_signature(1, 1, gr.sizeof_gr_complex*1),
			gr.io_signature(1, 1, gr.sizeof_gr_complex*1),
		)

		# Arbitrary averaging values that seem to work OK.
		window_symbols = 20
		symbol_rate = 19200
		average_window = int(floor(sample_rate * window_symbols / symbol_rate))

		self.delay = blocks.delay(gr.sizeof_gr_complex*1, average_window)

		self.demod = analog.quadrature_demod_cf(1)
		self.moving_average = blocks.moving_average_ff(average_window, 1.0 / average_window, 4000)
		self.vco = blocks.vco_c(sample_rate, -sample_rate, 1)

		self.multiply = blocks.multiply_vcc(1)

		self.connect((self, 0), (self.delay, 0))
		self.connect((self.delay, 0), (self.multiply, 0))

		self.connect((self, 0), (self.demod, 0))
		self.connect((self.demod, 0), (self.moving_average, 0))
		self.connect((self.moving_average, 0), (self.vco, 0))
		self.connect((self.vco, 0), (self.multiply, 1))

		self.connect((self.multiply, 0), (self, 0))
Esempio n. 2
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    def __init__(self, sample_rate):
        super(fsk_center_tracking, self).__init__(
            "fsk_center_tracking",
            gr.io_signature(1, 1, gr.sizeof_gr_complex * 1),
            gr.io_signature(1, 1, gr.sizeof_gr_complex * 1),
        )

        # Arbitrary averaging values that seem to work OK.
        window_symbols = 20
        symbol_rate = 19200
        average_window = int(floor(sample_rate * window_symbols / symbol_rate))

        self.delay = blocks.delay(gr.sizeof_gr_complex * 1, average_window)

        self.demod = analog.quadrature_demod_cf(1)
        self.moving_average = blocks.moving_average_ff(average_window,
                                                       1.0 / average_window,
                                                       4000)
        self.vco = blocks.vco_c(sample_rate, -sample_rate, 1)

        self.multiply = blocks.multiply_vcc(1)

        self.connect((self, 0), (self.delay, 0))
        self.connect((self.delay, 0), (self.multiply, 0))

        self.connect((self, 0), (self.demod, 0))
        self.connect((self.demod, 0), (self.moving_average, 0))
        self.connect((self.moving_average, 0), (self.vco, 0))
        self.connect((self.vco, 0), (self.multiply, 1))

        self.connect((self.multiply, 0), (self, 0))
Esempio n. 3
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    def __init__(self, fft_len, freq_sample_delay_samps, freq_samps_to_avg, mag_samps_to_avg, thresh):
        gr.hier_block2.__init__(self,
            "Coarse Dehopper",
            gr.io_signature(1, 1, gr.sizeof_gr_complex*1),
            gr.io_signature(1, 1, gr.sizeof_gr_complex*1))
        '''
        Constructor
        
        @param fft_len - 
        @param freq_sample_delay_samps - 
        @param freq_samps_to_avg -
        @param mag_samps_to_avg - 
        @param thresh - 
        '''

        ##################################################
        # Parameters
        ##################################################
        self.fft_len = fft_len
        self.freq_sample_delay_samps = freq_sample_delay_samps
        self.freq_samps_to_avg = freq_samps_to_avg
        self.mag_samps_to_avg = mag_samps_to_avg
        self.thresh = thresh

        ##################################################
        # Blocks
        ##################################################
        self.s_and_h_detector = s_and_h_detector(
            freq_sample_delay_samps=freq_sample_delay_samps,
            freq_samps_to_avg=freq_samps_to_avg,
            mag_samps_to_avg=mag_samps_to_avg,
            thresh=thresh,
        )
        self.resamp = pfb.arb_resampler_ccf(1.0 / (fft_len / 4.0), taps=None, flt_size=32)
        self.resamp.declare_sample_delay(0)
        self.fir = filter.fir_filter_ccc(2, (firdes.low_pass_2(1,1,.30,.05,60)))
        self.fir.declare_sample_delay(0)
        self.fft_peak = fft_peak(fft_len=fft_len)
        self.vco = blocks.vco_c(1, 2.0 * pi / fft_len, 1)
        self.mult_conj = blocks.multiply_conjugate_cc(1)
        self.delay = blocks.delay(gr.sizeof_gr_complex*1, int(freq_samps_to_avg) + freq_sample_delay_samps)
        self.c2mag = blocks.complex_to_mag(1)



        ##################################################
        # Connections
        ##################################################
        self.connect((self.c2mag, 0), (self.s_and_h_detector, 0))
        self.connect((self.delay, 0), (self.mult_conj, 0))
        self.connect((self.mult_conj, 0), (self.fir, 0))
        self.connect((self.vco, 0), (self.mult_conj, 1))
        self.connect((self.fft_peak, 0), (self.s_and_h_detector, 1))
        self.connect((self.fir, 0), (self.resamp, 0))
        self.connect((self, 0), (self.c2mag, 0))
        self.connect((self, 0), (self.delay, 0))
        self.connect((self, 0), (self.fft_peak, 0))
        self.connect((self.resamp, 0), (self, 0))
        self.connect((self.s_and_h_detector, 0), (self.vco, 0))
Esempio n. 4
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    def __init__(self, context, mode, chirp_rate=0.1, output_rate=10000):
        gr.hier_block2.__init__(
            self, type(self).__name__, gr.io_signature(0, 0, 0), gr.io_signature(1, 1, gr.sizeof_gr_complex)
        )

        self.__output_rate = output_rate
        self.__chirp_rate = chirp_rate

        self.__control = analog.sig_source_f(output_rate, analog.GR_SAW_WAVE, chirp_rate, output_rate * 2 * math.pi, 0)
        chirp_vco = blocks.vco_c(output_rate, 1, 1)

        self.connect(self.__control, chirp_vco, self)
Esempio n. 5
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    def __init__(self, bias, freq_sample_delay_samps, freq_samps_to_avg, mag_samps_to_avg, resamp_rate, thresh):
        gr.hier_block2.__init__(self,
            "Fine Dehopper",
            gr.io_signature(1, 1, gr.sizeof_gr_complex*1),
            gr.io_signature(1, 1, gr.sizeof_gr_complex*1))

        ##################################################
        # Parameters
        ##################################################
        self.bias = bias
        self.freq_sample_delay_samps = freq_sample_delay_samps
        self.freq_samps_to_avg = freq_samps_to_avg
        self.mag_samps_to_avg = mag_samps_to_avg
        self.resamp_rate = resamp_rate
        self.thresh = thresh

        ##################################################
        # Blocks
        ##################################################
        self.s_and_h_detector = s_and_h_detector(
            freq_sample_delay_samps=freq_sample_delay_samps,
            freq_samps_to_avg=freq_samps_to_avg,
            mag_samps_to_avg=mag_samps_to_avg,
            thresh=thresh,
        )
        self.resamp = pfb.arb_resampler_ccf(resamp_rate * 2.0, taps=None, flt_size=32)
        self.resamp.declare_sample_delay(0)
        self.fir = filter.fir_filter_ccc(2, (firdes.low_pass_2(1,1,.25,.05,60)))
        self.fir.declare_sample_delay(0)
        self.vco = blocks.vco_c(1, 1, 1)
        self.mult_conj = blocks.multiply_conjugate_cc(1)
        self.delay = blocks.delay(gr.sizeof_gr_complex*1, int(freq_samps_to_avg) + freq_sample_delay_samps)
        self.c2mag = blocks.complex_to_mag(1)
        self.add_const = blocks.add_const_vff((-1.0 * bias * (resamp_rate), ))
        self.demod = analog.quadrature_demod_cf(1)



        ##################################################
        # Connections
        ##################################################
        self.connect((self.demod, 0), (self.s_and_h_detector, 1))
        self.connect((self.add_const, 0), (self.vco, 0))
        self.connect((self.c2mag, 0), (self.s_and_h_detector, 0))
        self.connect((self.delay, 0), (self.mult_conj, 0))
        self.connect((self.mult_conj, 0), (self.fir, 0))
        self.connect((self.vco, 0), (self.mult_conj, 1))
        self.connect((self.fir, 0), (self.resamp, 0))
        self.connect((self, 0), (self.demod, 0))
        self.connect((self, 0), (self.c2mag, 0))
        self.connect((self, 0), (self.delay, 0))
        self.connect((self.resamp, 0), (self, 0))
        self.connect((self.s_and_h_detector, 0), (self.add_const, 0))
Esempio n. 6
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    def __init__(self, context, mode, chirp_rate=0.1, output_rate=10000):
        gr.hier_block2.__init__(self,
                                type(self).__name__, gr.io_signature(0, 0, 0),
                                gr.io_signature(1, 1, gr.sizeof_gr_complex))

        self.__output_rate = output_rate
        self.__chirp_rate = chirp_rate

        self.__control = analog.sig_source_f(output_rate, analog.GR_SAW_WAVE,
                                             chirp_rate,
                                             output_rate * 2 * math.pi, 0)
        chirp_vco = blocks.vco_c(output_rate, 1, 1)

        self.connect(self.__control, chirp_vco, self)
Esempio n. 7
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    def test_002(self):
        src_data = 200*[0,] + 200*[0.5,] + 200*[1,]
        expected_result = 200*[1,] + \
            sig_source_c(1, 0.125, 1, 200) + \
            sig_source_c(1, 0.25, 1, 200)

        src = blocks.vector_source_f(src_data)
        op = blocks.vco_c(1, math.pi/2.0, 1)
        dst = blocks.vector_sink_c()

        self.tb.connect(src, op, dst)
        self.tb.run()

        result_data = dst.data()
        self.assertComplexTuplesAlmostEqual(expected_result, result_data, 5)
Esempio n. 8
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    def __init__(
                 self,
    		 n_channels,burst_length,
    		 freq_delta, base_freq,
    		 seed,rate
		):
       gr.hier_block2.__init__(self,
	    "HoppingRx",
	    gr.io_signature(1, 1, gr.sizeof_float), # Input Signature
	    gr.io_signature(1, 1, gr.sizeof_gr_complex), # Output Signature
       )

       ##################################################
       # Hopping Sequence
       ##################################################

       lowest_frequency = base_freq - numpy.floor(n_channels/2) * freq_delta
       self.hop_sequence = [lowest_frequency + n * freq_delta for n in xrange(n_channels)]
       random.seed(seed)	
       lam = random.random()        
       random.shuffle(self.hop_sequence, lambda: lam)
       
       senstivity = 2*math.pi

       ##################################################
       # Blocks
       ##################################################
       self.hop_vec = blocks.vector_source_f((self.hop_sequence), repeat=True)
       self.repeat_blk = blocks.repeat(gr.sizeof_float*1, burst_length)
       self.vco_blk = blocks.vco_c(rate,senstivity,1.0)
       
       self.null_snk = blocks.null_sink(gr.sizeof_float*1)
       ##################################################
       # Connections
       ##################################################
       self.connect((self.hop_vec,0),(self.repeat_blk,0))
       self.connect((self.repeat_blk,0),(self.vco_blk,0))
       self.connect((self.vco_blk,0),self)
       self.connect(self,(self.null_snk,0))
       
       threshold = self              
Esempio n. 9
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    def test_002(self):
        src_data = 200 * [
            0,
        ] + 200 * [
            0.5,
        ] + 200 * [
            1,
        ]
        expected_result = 200*[1,] + \
            sig_source_c(1, 0.125, 1, 200) + \
            sig_source_c(1, 0.25, 1, 200)

        src = blocks.vector_source_f(src_data)
        op = blocks.vco_c(1, math.pi / 2.0, 1)
        dst = blocks.vector_sink_c()

        self.tb.connect(src, op, dst)
        self.tb.run()

        result_data = dst.data()
        self.assertComplexTuplesAlmostEqual(expected_result, result_data, 5)
Esempio n. 10
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    def __init__(self, n_channels, burst_length, freq_delta, base_freq, seed,
                 rate):
        gr.hier_block2.__init__(
            self,
            "HoppingRx",
            gr.io_signature(1, 1, gr.sizeof_float),  # Input Signature
            gr.io_signature(1, 1, gr.sizeof_gr_complex),  # Output Signature
        )

        ##################################################
        # Hopping Sequence
        ##################################################

        lowest_frequency = base_freq - numpy.floor(n_channels / 2) * freq_delta
        self.hop_sequence = [
            lowest_frequency + n * freq_delta for n in xrange(n_channels)
        ]
        random.seed(seed)
        lam = random.random()
        random.shuffle(self.hop_sequence, lambda: lam)

        senstivity = 2 * math.pi

        ##################################################
        # Blocks
        ##################################################
        self.hop_vec = blocks.vector_source_f((self.hop_sequence), repeat=True)
        self.repeat_blk = blocks.repeat(gr.sizeof_float * 1, burst_length)
        self.vco_blk = blocks.vco_c(rate, senstivity, 1.0)

        self.null_snk = blocks.null_sink(gr.sizeof_float * 1)
        ##################################################
        # Connections
        ##################################################
        self.connect((self.hop_vec, 0), (self.repeat_blk, 0))
        self.connect((self.repeat_blk, 0), (self.vco_blk, 0))
        self.connect((self.vco_blk, 0), self)
        self.connect(self, (self.null_snk, 0))

        threshold = self
Esempio n. 11
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    def __init__(self):
        gr.top_block.__init__(self, "Residual Carrier")
        Qt.QWidget.__init__(self)
        self.setWindowTitle("Residual Carrier")
        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", "residual_carrier")

        try:
            if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
                self.restoreGeometry(
                    self.settings.value("geometry").toByteArray())
            else:
                self.restoreGeometry(self.settings.value("geometry"))
        except:
            pass

        ##################################################
        # Variables
        ##################################################
        self.sweep_rate = sweep_rate = 0
        self.sweep_range = sweep_range = 0
        self.snr = snr = 20
        self.samp_rate = samp_rate = 100000
        self.modulation_coeff = modulation_coeff = 0
        self.frequency = frequency = 0
        self.datarate = datarate = 4000
        self.constellation_0 = constellation_0 = digital.constellation_calcdist(
            [-1 - 0.5j, -1 + 0.5j], [0, 1], 4, 1).base()

        ##################################################
        # Blocks
        ##################################################
        self._sweep_rate_range = Range(0, 50e3, 100, 0, 200)
        self._sweep_rate_win = RangeWidget(self._sweep_rate_range,
                                           self.set_sweep_rate,
                                           'Sweep rate (Hz/s)',
                                           "counter_slider", float)
        self.top_layout.addWidget(self._sweep_rate_win)
        self._sweep_range_range = Range(0, 50e3, 1e3, 0, 200)
        self._sweep_range_win = RangeWidget(self._sweep_range_range,
                                            self.set_sweep_range,
                                            'Sweep Range (Hz)',
                                            "counter_slider", float)
        self.top_layout.addWidget(self._sweep_range_win)
        self._snr_range = Range(-20, 50, 1, 20, 200)
        self._snr_win = RangeWidget(self._snr_range, self.set_snr, 'SNR (dB)',
                                    "counter_slider", float)
        self.top_layout.addWidget(self._snr_win)
        self._modulation_coeff_range = Range(0, 2, 0.1, 0, 200)
        self._modulation_coeff_win = RangeWidget(self._modulation_coeff_range,
                                                 self.set_modulation_coeff,
                                                 'Modulation Coefficent',
                                                 "counter", float)
        self.top_layout.addWidget(self._modulation_coeff_win)
        self._frequency_range = Range(-10e3, 10e3, 100, 0, 200)
        self._frequency_win = RangeWidget(self._frequency_range,
                                          self.set_frequency,
                                          'Center frequency (Hz)',
                                          "counter_slider", float)
        self.top_layout.addWidget(self._frequency_win)
        self._datarate_range = Range(1000, 20000, 1000, 4000, 200)
        self._datarate_win = RangeWidget(self._datarate_range,
                                         self.set_datarate, 'Data Rate (bps',
                                         "counter", float)
        self.top_layout.addWidget(self._datarate_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)
        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(0.1)
        self.qtgui_freq_sink_x_0.enable_axis_labels(True)
        self.qtgui_freq_sink_x_0.enable_control_panel(False)

        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 range(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.blocks_vco_c_0 = blocks.vco_c(samp_rate, 1, 1)
        self.blocks_throttle_0 = blocks.throttle(gr.sizeof_int * 1,
                                                 datarate * 16, True)
        self.blocks_repeat_0 = blocks.repeat(gr.sizeof_float * 1, 25)
        self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
        self.blocks_int_to_float_0 = blocks.int_to_float(1, 1)
        self.blocks_add_xx_1 = blocks.add_vcc(1)
        self.blocks_add_const_vxx_0 = blocks.add_const_ff(-0.5)
        self.analog_sig_source_x_2_1 = analog.sig_source_f(
            samp_rate, analog.GR_TRI_WAVE,
            0 if sweep_range == 0 else sweep_rate / sweep_range,
            2 * 3.14159265359 * sweep_range, 2 * 3.14159265359 * frequency,
            -3.14159265359)
        self.analog_random_source_x_1 = blocks.vector_source_i(
            list(map(int, numpy.random.randint(0, 2, 1000))), True)
        self.analog_phase_modulator_fc_0 = analog.phase_modulator_fc(
            2 * modulation_coeff)
        self.analog_noise_source_x_0 = analog.noise_source_c(
            analog.GR_GAUSSIAN, 10**(-snr / 10), 0)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.analog_noise_source_x_0, 0),
                     (self.blocks_add_xx_1, 1))
        self.connect((self.analog_phase_modulator_fc_0, 0),
                     (self.blocks_multiply_xx_0, 0))
        self.connect((self.analog_random_source_x_1, 0),
                     (self.blocks_throttle_0, 0))
        self.connect((self.analog_sig_source_x_2_1, 0),
                     (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_add_const_vxx_0, 0),
                     (self.blocks_repeat_0, 0))
        self.connect((self.blocks_add_xx_1, 0), (self.qtgui_freq_sink_x_0, 0))
        self.connect((self.blocks_int_to_float_0, 0),
                     (self.blocks_add_const_vxx_0, 0))
        self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_add_xx_1, 0))
        self.connect((self.blocks_repeat_0, 0),
                     (self.analog_phase_modulator_fc_0, 0))
        self.connect((self.blocks_throttle_0, 0),
                     (self.blocks_int_to_float_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_multiply_xx_0, 1))
Esempio n. 12
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    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.symb_rate = symb_rate = 300
        self.samp_rate = samp_rate = 32000
        self.noise_volt = noise_volt = 0.0
        self.filter_bw = filter_bw = 5 * symb_rate

        ##################################################
        # Blocks
        ##################################################
        self._noise_volt_range = Range(0, 2, 0.01, 0.0, 200)
        self._noise_volt_win = RangeWidget(self._noise_volt_range,
                                           self.set_noise_volt,
                                           'Channel: Noise Voltage',
                                           "counter_slider", float)
        self.top_grid_layout.addWidget(self._noise_volt_win, 0, 0, 1, 1)
        for r in range(0, 1):
            self.top_grid_layout.setRowStretch(r, 1)
        for c in range(0, 1):
            self.top_grid_layout.setColumnStretch(c, 1)
        self._filter_bw_range = Range(0.0 * symb_rate, 10 * symb_rate, 1,
                                      5 * symb_rate, 200)
        self._filter_bw_win = RangeWidget(self._filter_bw_range,
                                          self.set_filter_bw, "filter_bw",
                                          "counter_slider", float)
        self.top_grid_layout.addWidget(self._filter_bw_win)
        self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
            1024,  #size
            samp_rate,  #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(-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(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_grid_layout.addWidget(self._qtgui_time_sink_x_0_win)
        self.low_pass_filter_0_0 = filter.fir_filter_ccf(
            1,
            firdes.low_pass(1, samp_rate, filter_bw, filter_bw / 2,
                            firdes.WIN_RECTANGULAR, 6.76))
        self.low_pass_filter_0 = filter.fir_filter_ccf(
            1,
            firdes.low_pass(1, samp_rate, filter_bw, filter_bw / 2,
                            firdes.WIN_RECTANGULAR, 6.76))
        self.channels_channel_model_0_0 = channels.channel_model(
            noise_voltage=noise_volt,
            frequency_offset=0.0005,
            epsilon=1.0,
            taps=(1.0, ),
            noise_seed=0,
            block_tags=False)
        self.blocks_vector_source_x_0_0 = blocks.vector_source_f((1, 1, -1),
                                                                 True, 1, [])
        self.blocks_vco_c_0 = blocks.vco_c(samp_rate, samp_rate, 1)
        self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
                                                 samp_rate, True)
        self.blocks_repeat_0 = blocks.repeat(gr.sizeof_float * 1,
                                             samp_rate / symb_rate)
        self.blocks_multiply_xx_1 = blocks.multiply_vcc(1)
        self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
        self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((-0.5, ))
        self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
        self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1)
        self.blocks_complex_to_arg_0 = blocks.complex_to_arg(1)
        self.analog_pll_freqdet_cf_0 = analog.pll_freqdet_cf(0.01, 0.06, -0.06)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.analog_pll_freqdet_cf_0, 0),
                     (self.blocks_multiply_const_vxx_0, 0))
        self.connect((self.blocks_complex_to_arg_0, 0),
                     (self.qtgui_time_sink_x_0, 0))
        self.connect((self.blocks_complex_to_mag_0, 0),
                     (self.qtgui_time_sink_x_0, 1))
        self.connect((self.blocks_float_to_complex_0, 0),
                     (self.blocks_throttle_0, 0))
        self.connect((self.blocks_multiply_const_vxx_0, 0),
                     (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_multiply_xx_0, 0),
                     (self.analog_pll_freqdet_cf_0, 0))
        self.connect((self.blocks_multiply_xx_1, 0),
                     (self.blocks_complex_to_arg_0, 0))
        self.connect((self.blocks_multiply_xx_1, 0),
                     (self.blocks_complex_to_mag_0, 0))
        self.connect((self.blocks_repeat_0, 0),
                     (self.blocks_float_to_complex_0, 1))
        self.connect((self.blocks_repeat_0, 0),
                     (self.blocks_float_to_complex_0, 0))
        self.connect((self.blocks_throttle_0, 0), (self.low_pass_filter_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_multiply_xx_1, 1))
        self.connect((self.blocks_vector_source_x_0_0, 0),
                     (self.blocks_repeat_0, 0))
        self.connect((self.channels_channel_model_0_0, 0),
                     (self.low_pass_filter_0_0, 0))
        self.connect((self.low_pass_filter_0, 0),
                     (self.channels_channel_model_0_0, 0))
        self.connect((self.low_pass_filter_0_0, 0),
                     (self.blocks_multiply_xx_0, 0))
        self.connect((self.low_pass_filter_0_0, 0),
                     (self.blocks_multiply_xx_0, 1))
        self.connect((self.low_pass_filter_0_0, 0),
                     (self.blocks_multiply_xx_1, 0))
Esempio n. 13
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")

        if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
            self.restoreGeometry(self.settings.value("geometry").toByteArray())
        else:
            self.restoreGeometry(
                self.settings.value("geometry", type=QtCore.QByteArray))

        ##################################################
        # Variables
        ##################################################
        self.tx_freq = tx_freq = 1.3e9
        self.samp_rate = samp_rate = 10e6
        self.rx_freq = rx_freq = 2.6e9
        self.fft_size = fft_size = 2**12

        ##################################################
        # Blocks
        ##################################################
        self.qtgui_vector_sink_f_0 = qtgui.vector_sink_f(
            fft_size,
            0,
            1.0,
            "x-Axis",
            "y-Axis",
            "",
            1  # Number of inputs
        )
        self.qtgui_vector_sink_f_0.set_update_time(0.10)
        self.qtgui_vector_sink_f_0.set_y_axis(-130, -40)
        self.qtgui_vector_sink_f_0.enable_autoscale(False)
        self.qtgui_vector_sink_f_0.enable_grid(False)
        self.qtgui_vector_sink_f_0.set_x_axis_units("")
        self.qtgui_vector_sink_f_0.set_y_axis_units("")
        self.qtgui_vector_sink_f_0.set_ref_level(0)

        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_vector_sink_f_0.set_line_label(
                    i, "Data {0}".format(i))
            else:
                self.qtgui_vector_sink_f_0.set_line_label(i, labels[i])
            self.qtgui_vector_sink_f_0.set_line_width(i, widths[i])
            self.qtgui_vector_sink_f_0.set_line_color(i, colors[i])
            self.qtgui_vector_sink_f_0.set_line_alpha(i, alphas[i])

        self._qtgui_vector_sink_f_0_win = sip.wrapinstance(
            self.qtgui_vector_sink_f_0.pyqwidget(), Qt.QWidget)
        self.top_layout.addWidget(self._qtgui_vector_sink_f_0_win)
        self.peak_hold = peak_hold.blk()
        self.osmosdr_source_0_0 = osmosdr.source(args="numchan=" + str(1) +
                                                 " " + 'bladerf=0')
        self.osmosdr_source_0_0.set_sample_rate(samp_rate)
        self.osmosdr_source_0_0.set_center_freq(rx_freq, 0)
        self.osmosdr_source_0_0.set_freq_corr(0, 0)
        self.osmosdr_source_0_0.set_dc_offset_mode(0, 0)
        self.osmosdr_source_0_0.set_iq_balance_mode(0, 0)
        self.osmosdr_source_0_0.set_gain_mode(False, 0)
        self.osmosdr_source_0_0.set_gain(10, 0)
        self.osmosdr_source_0_0.set_if_gain(20, 0)
        self.osmosdr_source_0_0.set_bb_gain(20, 0)
        self.osmosdr_source_0_0.set_antenna('', 0)
        self.osmosdr_source_0_0.set_bandwidth(0, 0)

        self.osmosdr_sink_0_0 = osmosdr.sink(args="numchan=" + str(1) + " " +
                                             'bladerf=0')
        self.osmosdr_sink_0_0.set_sample_rate(samp_rate)
        self.osmosdr_sink_0_0.set_center_freq(tx_freq, 0)
        self.osmosdr_sink_0_0.set_freq_corr(0, 0)
        self.osmosdr_sink_0_0.set_gain(10, 0)
        self.osmosdr_sink_0_0.set_if_gain(20, 0)
        self.osmosdr_sink_0_0.set_bb_gain(20, 0)
        self.osmosdr_sink_0_0.set_antenna('', 0)
        self.osmosdr_sink_0_0.set_bandwidth(0, 0)

        self.fft_vxx_0 = fft.fft_vcc(fft_size, True,
                                     (window.blackmanharris(fft_size)), True,
                                     2)
        self.divide_by_n = divide_by_n.blk(divisor=4096)
        self.dc_blocker_xx_0 = filter.dc_blocker_cc(512, True)
        self.blocks_vco_c_0 = blocks.vco_c(samp_rate, 2 * pi * 5e6, .3)
        self.blocks_stream_to_vector_0 = blocks.stream_to_vector(
            gr.sizeof_gr_complex * 1, fft_size)
        self.blocks_nlog10_ff_0 = blocks.nlog10_ff(10, fft_size, -30)
        self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(
            fft_size)
        self.analog_sig_source_x_0_0 = analog.sig_source_f(
            samp_rate, analog.GR_SAW_WAVE, .1, 1, -.5)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.analog_sig_source_x_0_0, 0),
                     (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_complex_to_mag_squared_0, 0),
                     (self.divide_by_n, 0))
        self.connect((self.blocks_nlog10_ff_0, 0), (self.peak_hold, 0))
        self.connect((self.blocks_stream_to_vector_0, 0), (self.fft_vxx_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.osmosdr_sink_0_0, 0))
        self.connect((self.dc_blocker_xx_0, 0),
                     (self.blocks_stream_to_vector_0, 0))
        self.connect((self.divide_by_n, 0), (self.blocks_nlog10_ff_0, 0))
        self.connect((self.fft_vxx_0, 0),
                     (self.blocks_complex_to_mag_squared_0, 0))
        self.connect((self.osmosdr_source_0_0, 0), (self.dc_blocker_xx_0, 0))
        self.connect((self.peak_hold, 0), (self.qtgui_vector_sink_f_0, 0))
Esempio n. 14
0
    def __init__(self, samp_rate=32000):
        gr.top_block.__init__(self, "Carrier Sweep")
        Qt.QWidget.__init__(self)
        self.setWindowTitle("Carrier Sweep")
        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", "carrier_sweep")

        try:
            if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
                self.restoreGeometry(
                    self.settings.value("geometry").toByteArray())
            else:
                self.restoreGeometry(self.settings.value("geometry"))
        except:
            pass

        ##################################################
        # Parameters
        ##################################################
        self.samp_rate = samp_rate

        ##################################################
        # Variables
        ##################################################
        self.sweep_rate = sweep_rate = 2000
        self.sweep_range = sweep_range = 8000
        self.subcarrier = subcarrier = 16000
        self.snr = snr = 20
        self.modulation_coeff = modulation_coeff = 0.1
        self.frequency = frequency = 2000

        ##################################################
        # Blocks
        ##################################################
        self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
            1024,  #size
            firdes.WIN_BLACKMAN_hARRIS,  #wintype
            0,  #fc
            samp_rate,  #bw
            "",  #name
            1)
        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)

        self.qtgui_freq_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", "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 range(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.blocks_vco_c_0 = blocks.vco_c(samp_rate, 1, 1)
        self.blocks_throttle_0_0 = blocks.throttle(gr.sizeof_float * 1,
                                                   samp_rate, True)
        self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
        self.blocks_add_xx_1 = blocks.add_vcc(1)
        self.analog_sig_source_x_2_1 = analog.sig_source_f(
            samp_rate, analog.GR_TRI_WAVE,
            0 if sweep_range == 0 else sweep_rate / sweep_range,
            2 * 3.14159265359 * sweep_range, 2 * 3.14159265359 * frequency,
            -3.14159265359)
        self.analog_sig_source_x_2_0 = analog.sig_source_f(
            samp_rate, analog.GR_SIN_WAVE, subcarrier, modulation_coeff, 0, 0)
        self.analog_phase_modulator_fc_0 = analog.phase_modulator_fc(1)
        self.analog_noise_source_x_0 = analog.noise_source_c(
            analog.GR_GAUSSIAN, 10**(-snr / 10), 0)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.analog_noise_source_x_0, 0),
                     (self.blocks_add_xx_1, 1))
        self.connect((self.analog_phase_modulator_fc_0, 0),
                     (self.blocks_multiply_xx_0, 0))
        self.connect((self.analog_sig_source_x_2_0, 0),
                     (self.blocks_throttle_0_0, 0))
        self.connect((self.analog_sig_source_x_2_1, 0),
                     (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_add_xx_1, 0), (self.qtgui_freq_sink_x_0, 0))
        self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_add_xx_1, 0))
        self.connect((self.blocks_throttle_0_0, 0),
                     (self.analog_phase_modulator_fc_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_multiply_xx_0, 1))
Esempio n. 15
0
    def __init__(self):
        gr.top_block.__init__(self, "Wideband Excite")

        ##################################################
        # Variables
        ##################################################
        self.variable_function_probe_0 = variable_function_probe_0 = 0
        self.tx_freq = tx_freq = 1.3e9
        self.samp_rate = samp_rate = 10e6
        self.rx_freq = rx_freq = 2.6e9
        self.fft_size = fft_size = 2**12

        ##################################################
        # Blocks
        ##################################################
        self.probe_peak = blocks.probe_signal_vf(fft_size)

        def _variable_function_probe_0_probe():
            while True:
                val = self.probe_peak.level()
                try:
                    self.set_variable_function_probe_0(val)
                except AttributeError:
                    pass
                time.sleep(1.0 / (10))

        _variable_function_probe_0_thread = threading.Thread(
            target=_variable_function_probe_0_probe)
        _variable_function_probe_0_thread.daemon = True
        _variable_function_probe_0_thread.start()

        self.peak_hold = peak_hold.blk()
        self.osmosdr_source_0_0 = osmosdr.source(args="numchan=" + str(1) +
                                                 " " + 'bladerf=0')
        self.osmosdr_source_0_0.set_sample_rate(samp_rate)
        self.osmosdr_source_0_0.set_center_freq(rx_freq, 0)
        self.osmosdr_source_0_0.set_freq_corr(0, 0)
        self.osmosdr_source_0_0.set_dc_offset_mode(0, 0)
        self.osmosdr_source_0_0.set_iq_balance_mode(0, 0)
        self.osmosdr_source_0_0.set_gain_mode(False, 0)
        self.osmosdr_source_0_0.set_gain(10, 0)
        self.osmosdr_source_0_0.set_if_gain(20, 0)
        self.osmosdr_source_0_0.set_bb_gain(20, 0)
        self.osmosdr_source_0_0.set_antenna('', 0)
        self.osmosdr_source_0_0.set_bandwidth(0, 0)

        self.osmosdr_sink_0_0 = osmosdr.sink(args="numchan=" + str(1) + " " +
                                             'bladerf=0')
        self.osmosdr_sink_0_0.set_sample_rate(samp_rate)
        self.osmosdr_sink_0_0.set_center_freq(tx_freq, 0)
        self.osmosdr_sink_0_0.set_freq_corr(0, 0)
        self.osmosdr_sink_0_0.set_gain(10, 0)
        self.osmosdr_sink_0_0.set_if_gain(20, 0)
        self.osmosdr_sink_0_0.set_bb_gain(20, 0)
        self.osmosdr_sink_0_0.set_antenna('', 0)
        self.osmosdr_sink_0_0.set_bandwidth(0, 0)

        self.fft_vxx_0 = fft.fft_vcc(fft_size, True,
                                     (window.blackmanharris(fft_size)), True,
                                     2)
        self.divide_by_n = divide_by_n.blk(divisor=4096)
        self.dc_blocker_xx_0 = filter.dc_blocker_cc(512, True)
        self.blocks_vco_c_0 = blocks.vco_c(samp_rate, 2 * pi * 5e6, .3)
        self.blocks_stream_to_vector_0 = blocks.stream_to_vector(
            gr.sizeof_gr_complex * 1, fft_size)
        self.blocks_nlog10_ff_0 = blocks.nlog10_ff(10, fft_size, -30)
        self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(
            fft_size)
        self.analog_sig_source_x_0_0 = analog.sig_source_f(
            samp_rate, analog.GR_SAW_WAVE, .5, 1, -.5)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.analog_sig_source_x_0_0, 0),
                     (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_complex_to_mag_squared_0, 0),
                     (self.divide_by_n, 0))
        self.connect((self.blocks_nlog10_ff_0, 0), (self.peak_hold, 0))
        self.connect((self.blocks_stream_to_vector_0, 0), (self.fft_vxx_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.osmosdr_sink_0_0, 0))
        self.connect((self.dc_blocker_xx_0, 0),
                     (self.blocks_stream_to_vector_0, 0))
        self.connect((self.divide_by_n, 0), (self.blocks_nlog10_ff_0, 0))
        self.connect((self.fft_vxx_0, 0),
                     (self.blocks_complex_to_mag_squared_0, 0))
        self.connect((self.osmosdr_source_0_0, 0), (self.dc_blocker_xx_0, 0))
        self.connect((self.peak_hold, 0), (self.probe_peak, 0))
Esempio n. 16
0
     target=_func_burst_out_0_probe)
 _func_burst_out_0_thread.daemon = True
 _func_burst_out_0_thread.start()
 self.digital_gmsk_mod_0_0 = digital.gmsk_mod(
     samples_per_symbol=int(samp_rate / bit_rate),
     bt=0.4,
     verbose=False,
     log=False,
 )
 self.digital_gmsk_mod_0 = digital.gmsk_mod(
     samples_per_symbol=int(samp_rate / bit_rate),
     bt=0.4,
     verbose=False,
     log=False,
 )
 self.blocks_vco_c_0_0_0 = blocks.vco_c(samp_rate,
                                        doppler_sensitivity * 0.5, 1)
 self.blocks_vco_c_0_0 = blocks.vco_c(samp_rate, doppler_sensitivity, 1)
 self.blocks_throttle_0_1_1_1 = blocks.throttle(gr.sizeof_int * 1,
                                                samp_rate)
 self.blocks_throttle_0_1_1_0_0 = blocks.throttle(
     gr.sizeof_int * 1, samp_rate)
 self.blocks_throttle_0_1_1_0 = blocks.throttle(gr.sizeof_int * 1,
                                                samp_rate)
 self.blocks_throttle_0_1_1 = blocks.throttle(gr.sizeof_int * 1,
                                              samp_rate)
 self.blocks_throttle_0_1_0_0 = blocks.throttle(gr.sizeof_float * 1,
                                                samp_rate)
 self.blocks_throttle_0_1_0 = blocks.throttle(gr.sizeof_float * 1,
                                              samp_rate)
 self.blocks_null_source_1_0_0_1 = blocks.null_source(
     gr.sizeof_gr_complex * 1)
    def __init__(self, antenna="", baudrate=800.0, bb_freq=0.0, bw=0.0, dc_removal="False", decoded_data_file_path="/tmp/.satnogs/data/data", dev_args="", doppler_correction_per_sec=20, enable_iq_dump=0, excess_bw=0.5, file_path="test.wav", gain=0.0, gain_mode="Overall", iq_file_path="/tmp/iq.dat", lo_offset=100e3, max_cfo=1000.0, other_settings="", ppm=0, rigctl_port=4532, rx_freq=100e6, samp_rate_rx=0.0, soapy_rx_device="driver=invalid", stream_args="", tune_args="", udp_IP="127.0.0.1", udp_dump_dest='127.0.0.1', udp_dump_port=7355, udp_port=16887, waterfall_file_path="/tmp/waterfall.dat"):
        gr.top_block.__init__(self, "satnogs_argos_bpsk_ldr")

        ##################################################
        # Parameters
        ##################################################
        self.antenna = antenna
        self.baudrate = baudrate
        self.bb_freq = bb_freq
        self.bw = bw
        self.dc_removal = dc_removal
        self.decoded_data_file_path = decoded_data_file_path
        self.dev_args = dev_args
        self.doppler_correction_per_sec = doppler_correction_per_sec
        self.enable_iq_dump = enable_iq_dump
        self.excess_bw = excess_bw
        self.file_path = file_path
        self.gain = gain
        self.gain_mode = gain_mode
        self.iq_file_path = iq_file_path
        self.lo_offset = lo_offset
        self.max_cfo = max_cfo
        self.other_settings = other_settings
        self.ppm = ppm
        self.rigctl_port = rigctl_port
        self.rx_freq = rx_freq
        self.samp_rate_rx = samp_rate_rx
        self.soapy_rx_device = soapy_rx_device
        self.stream_args = stream_args
        self.tune_args = tune_args
        self.udp_IP = udp_IP
        self.udp_dump_dest = udp_dump_dest
        self.udp_dump_port = udp_dump_port
        self.udp_port = udp_port
        self.waterfall_file_path = waterfall_file_path

        ##################################################
        # Variables
        ##################################################
        self.sps = sps = 4
        self.nfilts = nfilts = 32
        self.audio_samp_rate = audio_samp_rate = 48000
        self.variable_argos_ldr_decoder_0_0 = variable_argos_ldr_decoder_0_0 = satnogs.argos_ldr_decoder_make(True, 64)
        self.variable_argos_ldr_decoder_0 = variable_argos_ldr_decoder_0 = satnogs.argos_ldr_decoder_make(True, 64)
        self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), excess_bw, 11*sps*nfilts)
        self.if_freq = if_freq = 12000
        self.decimation = decimation = satnogs.find_decimation(baudrate, 2, audio_samp_rate,sps)
        self.bpsk_constellation = bpsk_constellation = digital.constellation_calcdist([-1+1j, 1+1j], [0, 1],
        2, 1).base()
        self.avg_len = avg_len = 2048

        ##################################################
        # Blocks
        ##################################################
        self.soapy_source_0 = None
        # Make sure that the gain mode is valid
        if(gain_mode not in ['Overall', 'Specific', 'Settings Field']):
            raise ValueError("Wrong gain mode on channel 0. Allowed gain modes: "
                  "['Overall', 'Specific', 'Settings Field']")

        dev = soapy_rx_device

        # Stream arguments for every activated stream
        tune_args = [tune_args]
        settings = [other_settings]

        # Setup the device arguments
        dev_args = dev_args

        self.soapy_source_0 = soapy.source(1, dev, dev_args, stream_args,
                                  tune_args, settings, samp_rate_rx, "fc32")



        self.soapy_source_0.set_dc_removal(0,bool(distutils.util.strtobool(dc_removal)))

        # Set up DC offset. If set to (0, 0) internally the source block
        # will handle the case if no DC offset correction is supported
        self.soapy_source_0.set_dc_offset(0,0)

        # Setup IQ Balance. If set to (0, 0) internally the source block
        # will handle the case if no IQ balance correction is supported
        self.soapy_source_0.set_iq_balance(0,0)

        self.soapy_source_0.set_agc(0,False)

        # generic frequency setting should be specified first
        self.soapy_source_0.set_frequency(0, rx_freq - lo_offset)

        self.soapy_source_0.set_frequency(0,"BB",bb_freq)

        # Setup Frequency correction. If set to 0 internally the source block
        # will handle the case if no frequency correction is supported
        self.soapy_source_0.set_frequency_correction(0,ppm)

        self.soapy_source_0.set_antenna(0,antenna)

        self.soapy_source_0.set_bandwidth(0,bw)

        if(gain_mode != 'Settings Field'):
            # pass is needed, in case the template does not evaluare anything
            pass
            self.soapy_source_0.set_gain(0,gain)
        self.satnogs_waterfall_sink_0_0 = satnogs.waterfall_sink(baudrate*decimation, rx_freq, 10, 1024, waterfall_file_path, 1)
        self.satnogs_udp_msg_sink_0_0 = satnogs.udp_msg_sink(udp_IP, udp_port, 1500)
        self.satnogs_tcp_rigctl_msg_source_0 = satnogs.tcp_rigctl_msg_source("127.0.0.1", rigctl_port, False, int(1000.0/doppler_correction_per_sec) + 1, 1500)
        self.satnogs_ogg_encoder_0 = satnogs.ogg_encoder(file_path, audio_samp_rate, 1.0)
        self.satnogs_json_converter_0 = satnogs.json_converter()
        self.satnogs_iq_sink_0_0 = satnogs.iq_sink(16768, iq_file_path, False, enable_iq_dump)
        self.satnogs_frame_file_sink_0_1_0 = satnogs.frame_file_sink(decoded_data_file_path, 0)
        self.satnogs_frame_decoder_0_0_0 = satnogs.frame_decoder(variable_argos_ldr_decoder_0_0, 1 * 1)
        self.satnogs_frame_decoder_0_0 = satnogs.frame_decoder(variable_argos_ldr_decoder_0, 1 * 1)
        self.satnogs_doppler_compensation_0 = satnogs.doppler_compensation(samp_rate_rx, rx_freq, lo_offset, baudrate*decimation, 1, 0)
        self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(
            audio_samp_rate/(baudrate*decimation),
            taps=None,
            flt_size=32)
        self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
        self.low_pass_filter_0_0 = filter.fir_filter_ccf(
            1,
            firdes.low_pass(
                1,
                audio_samp_rate,
                ((1.0 + excess_bw) * baudrate/2.0) + min(baudrate, abs(max_cfo)),
                baudrate / 10.0,
                firdes.WIN_HAMMING,
                6.76))
        self.low_pass_filter_0 = filter.fir_filter_ccf(
            decimation // sps,
            firdes.low_pass(
                1,
                baudrate*decimation,
                baudrate/2 + excess_bw *baudrate/2 + 200,
                baudrate / 4.0,
                firdes.WIN_HAMMING,
                6.76))
        self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, 2.0 * math.pi/100.0, rrc_taps, nfilts, nfilts/2, 1.5, 1)
        self.digital_constellation_receiver_cb_0 = digital.constellation_receiver_cb(bpsk_constellation, 2.0 * math.pi/50.0, -0.125, 0.125)
        self.blocks_vco_c_0 = blocks.vco_c((baudrate*decimation), -(baudrate*decimation), 1.0)
        self.blocks_udp_sink_0_0 = blocks.udp_sink(gr.sizeof_gr_complex*1, udp_dump_dest, udp_dump_port+1, 1472, True)
        self.blocks_udp_sink_0 = blocks.udp_sink(gr.sizeof_short*1, udp_dump_dest, udp_dump_port, 1472, True)
        self.blocks_rotator_cc_0_0 = blocks.rotator_cc(2.0 * math.pi * (if_freq / audio_samp_rate))
        self.blocks_multiply_xx_0_0 = blocks.multiply_vcc(1)
        self.blocks_moving_average_xx_0 = blocks.moving_average_ff(avg_len, 1/avg_len, 4000, 1)
        self.blocks_keep_one_in_n_0_0 = blocks.keep_one_in_n(gr.sizeof_char*1, 2)
        self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(gr.sizeof_char*1, 2)
        self.blocks_float_to_short_0 = blocks.float_to_short(1, 16383.0)
        self.blocks_delay_1 = blocks.delay(gr.sizeof_gr_complex*1, avg_len // 2)
        self.blocks_delay_0 = blocks.delay(gr.sizeof_char*1, 1)
        self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
        self.analog_pll_freqdet_cf_0 = analog.pll_freqdet_cf(2*math.pi/100, 2*math.pi*max_cfo/(baudrate*decimation), -2*math.pi*max_cfo/(baudrate*decimation))
        self.analog_agc2_xx_0_0 = analog.agc2_cc(0.01, 0.001, 0.015, 1.0)
        self.analog_agc2_xx_0_0.set_max_gain(65536)
        self.analog_agc2_xx_0 = analog.agc2_cc(1e-3, 1e-3, 0.5, 1.0)
        self.analog_agc2_xx_0.set_max_gain(65536)



        ##################################################
        # Connections
        ##################################################
        self.msg_connect((self.satnogs_frame_decoder_0_0, 'out'), (self.satnogs_json_converter_0, 'in'))
        self.msg_connect((self.satnogs_frame_decoder_0_0_0, 'out'), (self.satnogs_json_converter_0, 'in'))
        self.msg_connect((self.satnogs_json_converter_0, 'out'), (self.satnogs_frame_file_sink_0_1_0, 'frame'))
        self.msg_connect((self.satnogs_json_converter_0, 'out'), (self.satnogs_udp_msg_sink_0_0, 'in'))
        self.msg_connect((self.satnogs_tcp_rigctl_msg_source_0, 'freq'), (self.satnogs_doppler_compensation_0, 'doppler'))
        self.connect((self.analog_agc2_xx_0, 0), (self.analog_pll_freqdet_cf_0, 0))
        self.connect((self.analog_agc2_xx_0, 0), (self.blocks_delay_1, 0))
        self.connect((self.analog_agc2_xx_0, 0), (self.pfb_arb_resampler_xxx_0, 0))
        self.connect((self.analog_agc2_xx_0_0, 0), (self.low_pass_filter_0_0, 0))
        self.connect((self.analog_pll_freqdet_cf_0, 0), (self.blocks_moving_average_xx_0, 0))
        self.connect((self.blocks_complex_to_real_0, 0), (self.blocks_float_to_short_0, 0))
        self.connect((self.blocks_complex_to_real_0, 0), (self.satnogs_ogg_encoder_0, 0))
        self.connect((self.blocks_delay_0, 0), (self.blocks_keep_one_in_n_0, 0))
        self.connect((self.blocks_delay_1, 0), (self.blocks_multiply_xx_0_0, 0))
        self.connect((self.blocks_float_to_short_0, 0), (self.blocks_udp_sink_0, 0))
        self.connect((self.blocks_keep_one_in_n_0, 0), (self.satnogs_frame_decoder_0_0, 0))
        self.connect((self.blocks_keep_one_in_n_0_0, 0), (self.satnogs_frame_decoder_0_0_0, 0))
        self.connect((self.blocks_moving_average_xx_0, 0), (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_multiply_xx_0_0, 0), (self.low_pass_filter_0, 0))
        self.connect((self.blocks_rotator_cc_0_0, 0), (self.blocks_complex_to_real_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_multiply_xx_0_0, 1))
        self.connect((self.digital_constellation_receiver_cb_0, 0), (self.blocks_delay_0, 0))
        self.connect((self.digital_constellation_receiver_cb_0, 0), (self.blocks_keep_one_in_n_0_0, 0))
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_constellation_receiver_cb_0, 0))
        self.connect((self.low_pass_filter_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
        self.connect((self.low_pass_filter_0_0, 0), (self.blocks_rotator_cc_0_0, 0))
        self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.analog_agc2_xx_0_0, 0))
        self.connect((self.satnogs_doppler_compensation_0, 0), (self.analog_agc2_xx_0, 0))
        self.connect((self.satnogs_doppler_compensation_0, 0), (self.blocks_udp_sink_0_0, 0))
        self.connect((self.satnogs_doppler_compensation_0, 0), (self.satnogs_iq_sink_0_0, 0))
        self.connect((self.satnogs_doppler_compensation_0, 0), (self.satnogs_waterfall_sink_0_0, 0))
        self.connect((self.soapy_source_0, 0), (self.satnogs_doppler_compensation_0, 0))
Esempio n. 18
0
    def __init__(self):
        grc_wxgui.top_block_gui.__init__(self, title="Top Block")

        ##################################################
        # Variables
        ##################################################
        self.samp_rate = samp_rate = 800e3
        self.taps = taps = firdes.low_pass(1, samp_rate, 150e3, 50e3,
                                           firdes.WIN_HAMMING)
        self.seuil = seuil = -40
        self.gain_send = gain_send = 60
        self.gain = gain = 40
        self.freq_offset = freq_offset = -0e3
        self.cut_freq = cut_freq = 40e3

        ##################################################
        # Blocks
        ##################################################
        _seuil_sizer = wx.BoxSizer(wx.VERTICAL)
        self._seuil_text_box = forms.text_box(
            parent=self.GetWin(),
            sizer=_seuil_sizer,
            value=self.seuil,
            callback=self.set_seuil,
            label='seuil',
            converter=forms.float_converter(),
            proportion=0,
        )
        self._seuil_slider = forms.slider(
            parent=self.GetWin(),
            sizer=_seuil_sizer,
            value=self.seuil,
            callback=self.set_seuil,
            minimum=-100,
            maximum=100,
            num_steps=200,
            style=wx.SL_HORIZONTAL,
            cast=float,
            proportion=1,
        )
        self.Add(_seuil_sizer)
        _gain_send_sizer = wx.BoxSizer(wx.VERTICAL)
        self._gain_send_text_box = forms.text_box(
            parent=self.GetWin(),
            sizer=_gain_send_sizer,
            value=self.gain_send,
            callback=self.set_gain_send,
            label='gain_send',
            converter=forms.float_converter(),
            proportion=0,
        )
        self._gain_send_slider = forms.slider(
            parent=self.GetWin(),
            sizer=_gain_send_sizer,
            value=self.gain_send,
            callback=self.set_gain_send,
            minimum=0,
            maximum=100,
            num_steps=20,
            style=wx.SL_HORIZONTAL,
            cast=float,
            proportion=1,
        )
        self.Add(_gain_send_sizer)
        _gain_sizer = wx.BoxSizer(wx.VERTICAL)
        self._gain_text_box = forms.text_box(
            parent=self.GetWin(),
            sizer=_gain_sizer,
            value=self.gain,
            callback=self.set_gain,
            label='gain',
            converter=forms.float_converter(),
            proportion=0,
        )
        self._gain_slider = forms.slider(
            parent=self.GetWin(),
            sizer=_gain_sizer,
            value=self.gain,
            callback=self.set_gain,
            minimum=0,
            maximum=100,
            num_steps=100,
            style=wx.SL_HORIZONTAL,
            cast=float,
            proportion=1,
        )
        self.Add(_gain_sizer)
        _freq_offset_sizer = wx.BoxSizer(wx.VERTICAL)
        self._freq_offset_text_box = forms.text_box(
            parent=self.GetWin(),
            sizer=_freq_offset_sizer,
            value=self.freq_offset,
            callback=self.set_freq_offset,
            label='freq_offset',
            converter=forms.float_converter(),
            proportion=0,
        )
        self._freq_offset_slider = forms.slider(
            parent=self.GetWin(),
            sizer=_freq_offset_sizer,
            value=self.freq_offset,
            callback=self.set_freq_offset,
            minimum=-200e3,
            maximum=200e3,
            num_steps=200,
            style=wx.SL_HORIZONTAL,
            cast=float,
            proportion=1,
        )
        self.Add(_freq_offset_sizer)
        self.xmlrpc_server_0 = SimpleXMLRPCServer.SimpleXMLRPCServer(
            ("localhost", 8080), allow_none=True)
        self.xmlrpc_server_0.register_instance(self)
        self.xmlrpc_server_0_thread = threading.Thread(
            target=self.xmlrpc_server_0.serve_forever)
        self.xmlrpc_server_0_thread.daemon = True
        self.xmlrpc_server_0_thread.start()
        self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
            self.GetWin(),
            baseband_freq=freq_offset + 868.40e6 + 200e3,
            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.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(freq_offset + 868.40e6 + 200e3,
                                               0)
        self.uhd_usrp_source_0.set_gain(gain, 0)
        self.uhd_usrp_source_0.set_antenna("TX/RX", 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(868.40e6, 0)
        self.uhd_usrp_sink_0.set_gain(gain_send, 0)
        self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
        self.low_pass_filter_0 = filter.fir_filter_fff(
            1,
            firdes.low_pass(1, samp_rate, 40e3, 10e3, firdes.WIN_HAMMING,
                            6.76))
        self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(
            1, (taps), -200e3, samp_rate)
        self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff(
            20, 0.25 * 0.175 * 0.175, 0.5, 0.175, 0.005)
        self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
        self.blocks_vco_c_0 = blocks.vco_c(samp_rate, (2 * pi) * 40e3, 1)
        self.blocks_uchar_to_float_0 = blocks.uchar_to_float()
        self.blocks_socket_pdu_0_0 = blocks.socket_pdu("UDP_CLIENT",
                                                       "127.0.0.1", "52002",
                                                       10000, False)
        self.blocks_socket_pdu_0 = blocks.socket_pdu("UDP_SERVER", "127.0.0.1",
                                                     "52001", 10000, False)
        self.blocks_repeat_0 = blocks.repeat(gr.sizeof_char * 1, 20)
        self.blocks_pdu_to_tagged_stream_0 = blocks.pdu_to_tagged_stream(
            blocks.byte_t, "packet_len")
        self.blocks_packed_to_unpacked_xx_0 = blocks.packed_to_unpacked_bb(
            1, gr.GR_MSB_FIRST)
        self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff((-1, ))
        self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((2, ))
        self.blocks_message_debug_0 = blocks.message_debug()
        self.blocks_add_const_vxx_0 = blocks.add_const_vff((-1, ))
        self.analog_simple_squelch_cc_0 = analog.simple_squelch_cc(seuil, 1)
        self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf(
            2 * (samp_rate) / (2 * math.pi * 20e3 / 8.0))
        self.Zwave_preamble_0 = Zwave.preamble()
        self.Zwave_packet_sink_0 = Zwave.packet_sink()

        ##################################################
        # Connections
        ##################################################
        self.msg_connect((self.Zwave_packet_sink_0, 'out'),
                         (self.blocks_message_debug_0, 'print_pdu'))
        self.msg_connect((self.Zwave_packet_sink_0, 'out'),
                         (self.blocks_socket_pdu_0_0, 'pdus'))
        self.msg_connect((self.Zwave_preamble_0, 'out'),
                         (self.blocks_pdu_to_tagged_stream_0, 'pdus'))
        self.msg_connect((self.blocks_socket_pdu_0, 'pdus'),
                         (self.Zwave_preamble_0, 'in'))
        self.connect((self.analog_quadrature_demod_cf_0, 0),
                     (self.low_pass_filter_0, 0))
        self.connect((self.analog_simple_squelch_cc_0, 0),
                     (self.analog_quadrature_demod_cf_0, 0))
        self.connect((self.blocks_add_const_vxx_0, 0),
                     (self.blocks_multiply_const_vxx_0_0, 0))
        self.connect((self.blocks_multiply_const_vxx_0, 0),
                     (self.blocks_add_const_vxx_0, 0))
        self.connect((self.blocks_multiply_const_vxx_0_0, 0),
                     (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_packed_to_unpacked_xx_0, 0),
                     (self.blocks_repeat_0, 0))
        self.connect((self.blocks_pdu_to_tagged_stream_0, 0),
                     (self.blocks_packed_to_unpacked_xx_0, 0))
        self.connect((self.blocks_repeat_0, 0),
                     (self.blocks_uchar_to_float_0, 0))
        self.connect((self.blocks_uchar_to_float_0, 0),
                     (self.blocks_multiply_const_vxx_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.uhd_usrp_sink_0, 0))
        self.connect((self.digital_binary_slicer_fb_0, 0),
                     (self.Zwave_packet_sink_0, 0))
        self.connect((self.digital_clock_recovery_mm_xx_0, 0),
                     (self.digital_binary_slicer_fb_0, 0))
        self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
                     (self.analog_simple_squelch_cc_0, 0))
        self.connect((self.low_pass_filter_0, 0),
                     (self.digital_clock_recovery_mm_xx_0, 0))
        self.connect((self.uhd_usrp_source_0, 0),
                     (self.freq_xlating_fir_filter_xxx_0, 0))
        self.connect((self.uhd_usrp_source_0, 0), (self.wxgui_fftsink2_0, 0))
    def __init__(self,
                 antenna="",
                 baudrate=9600.0,
                 bb_freq=0.0,
                 bw=0.0,
                 dc_removal="False",
                 decoded_data_file_path="/tmp/.satnogs/data/data",
                 dev_args="",
                 doppler_correction_per_sec=20,
                 enable_iq_dump=0,
                 file_path="test.wav",
                 framing="ax25",
                 gain=0.0,
                 gain_mode="Overall",
                 iq_file_path="/tmp/iq.dat",
                 lo_offset=100e3,
                 other_settings="",
                 ppm=0,
                 rigctl_port=4532,
                 rx_freq=100e6,
                 samp_rate_rx=0.0,
                 soapy_rx_device="driver=invalid",
                 stream_args="",
                 tune_args="",
                 udp_IP="127.0.0.1",
                 udp_port=16887,
                 waterfall_file_path="/tmp/waterfall.dat"):
        gr.top_block.__init__(self, "satnogs_fsk UDP")

        ##################################################
        # Parameters
        ##################################################
        self.antenna = antenna
        self.baudrate = baudrate
        self.bb_freq = bb_freq
        self.bw = bw
        self.dc_removal = dc_removal
        self.decoded_data_file_path = decoded_data_file_path
        self.dev_args = dev_args
        self.doppler_correction_per_sec = doppler_correction_per_sec
        self.enable_iq_dump = enable_iq_dump
        self.file_path = file_path
        self.framing = framing
        self.gain = gain
        self.gain_mode = gain_mode
        self.iq_file_path = iq_file_path
        self.lo_offset = lo_offset
        self.other_settings = other_settings
        self.ppm = ppm
        self.rigctl_port = rigctl_port
        self.rx_freq = rx_freq
        self.samp_rate_rx = samp_rate_rx
        self.soapy_rx_device = soapy_rx_device
        self.stream_args = stream_args
        self.tune_args = tune_args
        self.udp_IP = udp_IP
        self.udp_port = udp_port
        self.waterfall_file_path = waterfall_file_path

        ##################################################
        # Variables
        ##################################################
        self.variable_ax25_decoder_0 = variable_ax25_decoder_0 = satnogs.ax25_decoder_make(
            'GND', 0, True, True, True, 1024)
        self.variable_ax100_mode6_decoder_0 = variable_ax100_mode6_decoder_0 = satnogs.ax100_decoder_mode6_make(
            satnogs.crc.CRC32_C, satnogs.whitening_make_ccsds(), True)
        self.variable_ax100_mode5_decoder_0 = variable_ax100_mode5_decoder_0 = satnogs.ax100_decoder_mode5_make(
            [], 0, [0x93, 0x0B, 0x51, 0xDE], 3, satnogs.crc.CRC32_C,
            satnogs.whitening.make_ccsds(), True)
        self.audio_samp_rate = audio_samp_rate = 48000
        self.decimation = decimation = max(
            4, satnogs.find_decimation(baudrate, 2, audio_samp_rate))
        self.available_framings = available_framings = {
            'ax25': variable_ax25_decoder_0,
            'ax100_mode5': variable_ax100_mode5_decoder_0,
            'ax100_mode6': variable_ax100_mode6_decoder_0
        }

        ##################################################
        # Blocks
        ##################################################
        self.soapy_source_0_0 = None
        # Make sure that the gain mode is valid
        if (gain_mode not in ['Overall', 'Specific', 'Settings Field']):
            raise ValueError(
                "Wrong gain mode on channel 0. Allowed gain modes: "
                "['Overall', 'Specific', 'Settings Field']")

        dev = soapy_rx_device

        # Stream arguments for every activated stream
        tune_args = [tune_args]
        settings = [other_settings]

        # Setup the device arguments
        dev_args = dev_args

        self.soapy_source_0_0 = soapy.source(1, dev, dev_args, stream_args,
                                             tune_args, settings, samp_rate_rx,
                                             "fc32")

        self.soapy_source_0_0.set_dc_removal(
            0, bool(distutils.util.strtobool(dc_removal)))

        # Set up DC offset. If set to (0, 0) internally the source block
        # will handle the case if no DC offset correction is supported
        self.soapy_source_0_0.set_dc_offset(0, 0)

        # Setup IQ Balance. If set to (0, 0) internally the source block
        # will handle the case if no IQ balance correction is supported
        self.soapy_source_0_0.set_iq_balance(0, 0)

        self.soapy_source_0_0.set_agc(0, False)

        # generic frequency setting should be specified first
        self.soapy_source_0_0.set_frequency(0, rx_freq - lo_offset)

        self.soapy_source_0_0.set_frequency(0, "BB", bb_freq)

        # Setup Frequency correction. If set to 0 internally the source block
        # will handle the case if no frequency correction is supported
        self.soapy_source_0_0.set_frequency_correction(0, ppm)

        self.soapy_source_0_0.set_antenna(0, antenna)

        self.soapy_source_0_0.set_bandwidth(0, bw)

        if (gain_mode != 'Settings Field'):
            # pass is needed, in case the template does not evaluare anything
            pass
            self.soapy_source_0_0.set_gain(0, gain)
        self.satnogs_waterfall_sink_0 = satnogs.waterfall_sink(
            baudrate * decimation, rx_freq, 10, 1024, waterfall_file_path, 1)
        self.satnogs_udp_msg_sink_0_0 = satnogs.udp_msg_sink(
            udp_IP, udp_port, 1500)
        self.satnogs_tcp_rigctl_msg_source_0 = satnogs.tcp_rigctl_msg_source(
            "127.0.0.1", rigctl_port, False,
            int(1000.0 / doppler_correction_per_sec) + 1, 1500)
        self.satnogs_ogg_encoder_0 = satnogs.ogg_encoder(
            file_path, audio_samp_rate, 1.0)
        self.satnogs_json_converter_0 = satnogs.json_converter()
        self.satnogs_iq_sink_0 = satnogs.iq_sink(16768, iq_file_path, False,
                                                 enable_iq_dump)
        self.satnogs_frame_file_sink_0_1_0 = satnogs.frame_file_sink(
            decoded_data_file_path, 0)
        self.satnogs_frame_decoder_0_0 = satnogs.frame_decoder(
            available_framings[framing], 1 * 1)
        self.satnogs_doppler_compensation_0 = satnogs.doppler_compensation(
            samp_rate_rx, rx_freq, lo_offset, baudrate * decimation, 1, 0)
        self.pfb_arb_resampler_xxx_1 = pfb.arb_resampler_fff(
            (audio_samp_rate) / (baudrate * 2), taps=None, flt_size=32)
        self.pfb_arb_resampler_xxx_1.declare_sample_delay(0)
        self.low_pass_filter_0_0 = filter.fir_filter_ccf(
            1,
            firdes.low_pass(1, baudrate * decimation, baudrate * 1.25,
                            baudrate / 2.0, firdes.WIN_HAMMING, 6.76))
        self.low_pass_filter_0 = filter.fir_filter_ccf(
            decimation // 2,
            firdes.low_pass(1, baudrate * decimation, 0.625 * baudrate,
                            baudrate / 8.0, firdes.WIN_HAMMING, 6.76))
        self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff(
            2, 2 * math.pi / 100, 0.5, 0.5 / 8.0, 0.01)
        self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
        self.dc_blocker_xx_0_0 = filter.dc_blocker_ff(1024, True)
        self.dc_blocker_xx_0 = filter.dc_blocker_ff(1024, True)
        self.blocks_vco_c_0 = blocks.vco_c(baudrate * decimation,
                                           -baudrate * decimation, 1.0)
        self.blocks_udp_sink_0 = blocks.udp_sink(gr.sizeof_short * 1, udp_IP,
                                                 7355, 1472, True)
        self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
        self.blocks_moving_average_xx_0 = blocks.moving_average_ff(
            1024, 1.0 / 1024.0, 4096, 1)
        self.blocks_float_to_short_0 = blocks.float_to_short(1, 32767)
        self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, 1024 // 2)
        self.analog_quadrature_demod_cf_0_0_0_0 = analog.quadrature_demod_cf(
            1.0)
        self.analog_quadrature_demod_cf_0_0_0 = analog.quadrature_demod_cf(0.9)
        self.analog_quadrature_demod_cf_0_0 = analog.quadrature_demod_cf(1.2)

        ##################################################
        # Connections
        ##################################################
        self.msg_connect((self.satnogs_frame_decoder_0_0, 'out'),
                         (self.satnogs_json_converter_0, 'in'))
        self.msg_connect((self.satnogs_json_converter_0, 'out'),
                         (self.satnogs_frame_file_sink_0_1_0, 'frame'))
        self.msg_connect((self.satnogs_json_converter_0, 'out'),
                         (self.satnogs_udp_msg_sink_0_0, 'in'))
        self.msg_connect((self.satnogs_tcp_rigctl_msg_source_0, 'freq'),
                         (self.satnogs_doppler_compensation_0, 'doppler'))
        self.connect((self.analog_quadrature_demod_cf_0_0, 0),
                     (self.dc_blocker_xx_0, 0))
        self.connect((self.analog_quadrature_demod_cf_0_0_0, 0),
                     (self.pfb_arb_resampler_xxx_1, 0))
        self.connect((self.analog_quadrature_demod_cf_0_0_0_0, 0),
                     (self.blocks_moving_average_xx_0, 0))
        self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_xx_0, 0))
        self.connect((self.blocks_float_to_short_0, 0),
                     (self.blocks_udp_sink_0, 0))
        self.connect((self.blocks_moving_average_xx_0, 0),
                     (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_multiply_xx_0, 0),
                     (self.low_pass_filter_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_multiply_xx_0, 1))
        self.connect((self.dc_blocker_xx_0, 0),
                     (self.digital_clock_recovery_mm_xx_0, 0))
        self.connect((self.dc_blocker_xx_0_0, 0),
                     (self.blocks_float_to_short_0, 0))
        self.connect((self.dc_blocker_xx_0_0, 0),
                     (self.satnogs_ogg_encoder_0, 0))
        self.connect((self.digital_binary_slicer_fb_0, 0),
                     (self.satnogs_frame_decoder_0_0, 0))
        self.connect((self.digital_clock_recovery_mm_xx_0, 0),
                     (self.digital_binary_slicer_fb_0, 0))
        self.connect((self.low_pass_filter_0, 0),
                     (self.analog_quadrature_demod_cf_0_0, 0))
        self.connect((self.low_pass_filter_0, 0),
                     (self.analog_quadrature_demod_cf_0_0_0, 0))
        self.connect((self.low_pass_filter_0_0, 0),
                     (self.analog_quadrature_demod_cf_0_0_0_0, 0))
        self.connect((self.pfb_arb_resampler_xxx_1, 0),
                     (self.dc_blocker_xx_0_0, 0))
        self.connect((self.satnogs_doppler_compensation_0, 0),
                     (self.blocks_delay_0, 0))
        self.connect((self.satnogs_doppler_compensation_0, 0),
                     (self.low_pass_filter_0_0, 0))
        self.connect((self.satnogs_doppler_compensation_0, 0),
                     (self.satnogs_iq_sink_0, 0))
        self.connect((self.satnogs_doppler_compensation_0, 0),
                     (self.satnogs_waterfall_sink_0, 0))
        self.connect((self.soapy_source_0_0, 0),
                     (self.satnogs_doppler_compensation_0, 0))
Esempio n. 20
0
    def __init__(self):
        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())

        ##################################################
        # Variables
        ##################################################
        self.sps = sps = 4
        self.nfilts = nfilts = 32
        self.ntaps = ntaps = 11*nfilts*sps
        self.excess_bw = excess_bw = 0.4
        self.tx_taps = tx_taps = firdes.root_raised_cosine(nfilts,nfilts,1.0,excess_bw,ntaps)
        self.timing_bw = timing_bw = 2*pi/100
        self.samp_rate = samp_rate = 320000
        self.rx_taps = rx_taps = filter.firdes.root_raised_cosine(nfilts,nfilts*sps,1.0,excess_bw,ntaps)
        self.freq_bw = freq_bw = 2*pi/100
        self.fll_ntaps = fll_ntaps = 55
        self.const_points = const_points = 8

        ##################################################
        # Blocks
        ##################################################
        self.qtgui_const_sink_x_1 = qtgui.const_sink_c(
        	1024, #size
        	"", #name
        	1 #number of inputs
        )
        self.qtgui_const_sink_x_1.set_update_time(0.10)
        self.qtgui_const_sink_x_1.set_y_axis(-2, 2)
        self.qtgui_const_sink_x_1.set_x_axis(-2, 2)
        self.qtgui_const_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
        self.qtgui_const_sink_x_1.enable_autoscale(False)
        self.qtgui_const_sink_x_1.enable_grid(False)
        
        if not True:
          self.qtgui_const_sink_x_1.disable_legend()
        
        labels = ["", "", "", "", "",
                  "", "", "", "", ""]
        widths = [1, 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 = [0, 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_1.set_line_label(i, "Data {0}".format(i))
            else:
                self.qtgui_const_sink_x_1.set_line_label(i, labels[i])
            self.qtgui_const_sink_x_1.set_line_width(i, widths[i])
            self.qtgui_const_sink_x_1.set_line_color(i, colors[i])
            self.qtgui_const_sink_x_1.set_line_style(i, styles[i])
            self.qtgui_const_sink_x_1.set_line_marker(i, markers[i])
            self.qtgui_const_sink_x_1.set_line_alpha(i, alphas[i])
        
        self._qtgui_const_sink_x_1_win = sip.wrapinstance(self.qtgui_const_sink_x_1.pyqwidget(), Qt.QWidget)
        self.top_layout.addWidget(self._qtgui_const_sink_x_1_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)
        
        if not True:
          self.qtgui_const_sink_x_0.disable_legend()
        
        labels = ["", "", "", "", "",
                  "", "", "", "", ""]
        widths = [1, 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 = [0, 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_layout.addWidget(self._qtgui_const_sink_x_0_win)
        self.pfb_arb_resampler_xxx_0_0 = pfb.arb_resampler_ccf(
        	  sps,
                  taps=(tx_taps),
        	  flt_size=32)
        self.pfb_arb_resampler_xxx_0_0.declare_sample_delay(0)
        	
        self.iir_filter_xxx_1 = filter.iir_filter_ffd(([1.0001,-1]), ([-1,1]), True)
        self.iir_filter_xxx_0 = filter.iir_filter_ffd((0.01, ), ([-1,0.99]), True)
        self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, timing_bw, (rx_taps), 32, 16, 1.5, 1)
        self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc((((1.414),(1+1j),(1.414j),(-1+1j),(-1.414),(-1-1j),(-1.414j),(1-1j))), 1)
        self.blocks_vco_c_0 = blocks.vco_c(320000, -5, 1)
        self.blocks_udp_source_0 = blocks.udp_source(gr.sizeof_float*1, "127.0.0.1", 12345, 1472, True)
        self.blocks_udp_sink_0 = blocks.udp_sink(gr.sizeof_float*1, "127.0.0.1", 12345, 1472, True)
        self.blocks_throttle_0_1 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
        self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
        self.blocks_multiply_xx_3 = blocks.multiply_vcc(1)
        self.blocks_multiply_xx_2 = blocks.multiply_vcc(1)
        self.blocks_multiply_xx_1 = blocks.multiply_vcc(1)
        self.blocks_multiply_xx_0_0 = blocks.multiply_vcc(1)
        self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
        self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((0.125, ))
        self.blocks_multiply_conjugate_cc_0 = blocks.multiply_conjugate_cc(1)
        self.blocks_delay_1 = blocks.delay(gr.sizeof_float*1, 10)
        self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex*1, 1)
        self.blocks_complex_to_arg_1 = blocks.complex_to_arg(1)
        self.blocks_complex_to_arg_0 = blocks.complex_to_arg(1)
        self.analog_sig_source_x_0_0 = analog.sig_source_c(samp_rate*4, analog.GR_COS_WAVE, 10000, 1, 0)
        self.analog_random_source_x_0_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, const_points, 1000)), True)
        self.VCO = blocks.vco_c(80000*4, -80000*4, 1)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.VCO, 0), (self.blocks_multiply_xx_2, 1))    
        self.connect((self.analog_random_source_x_0_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0))    
        self.connect((self.analog_sig_source_x_0_0, 0), (self.blocks_multiply_xx_0_0, 1))    
        self.connect((self.blocks_complex_to_arg_0, 0), (self.blocks_multiply_const_vxx_0, 0))    
        self.connect((self.blocks_complex_to_arg_1, 0), (self.iir_filter_xxx_0, 0))    
        self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_conjugate_cc_0, 1))    
        self.connect((self.blocks_delay_1, 0), (self.iir_filter_xxx_1, 0))    
        self.connect((self.blocks_multiply_conjugate_cc_0, 0), (self.blocks_complex_to_arg_0, 0))    
        self.connect((self.blocks_multiply_const_vxx_0, 0), (self.VCO, 0))    
        self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_delay_0, 0))    
        self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_multiply_conjugate_cc_0, 0))    
        self.connect((self.blocks_multiply_xx_0_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))    
        self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_multiply_xx_3, 0))    
        self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_multiply_xx_3, 1))    
        self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_multiply_xx_3, 2))    
        self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_multiply_xx_3, 3))    
        self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_multiply_xx_3, 4))    
        self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_multiply_xx_3, 5))    
        self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_multiply_xx_3, 6))    
        self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_multiply_xx_3, 7))    
        self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_throttle_0, 0))    
        self.connect((self.blocks_multiply_xx_2, 0), (self.blocks_multiply_xx_1, 0))    
        self.connect((self.blocks_multiply_xx_2, 0), (self.blocks_throttle_0_1, 0))    
        self.connect((self.blocks_multiply_xx_3, 0), (self.blocks_complex_to_arg_1, 0))    
        self.connect((self.blocks_throttle_0, 0), (self.qtgui_const_sink_x_0, 0))    
        self.connect((self.blocks_throttle_0_1, 0), (self.qtgui_const_sink_x_1, 0))    
        self.connect((self.blocks_udp_source_0, 0), (self.blocks_delay_1, 0))    
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_multiply_xx_1, 1))    
        self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.pfb_arb_resampler_xxx_0_0, 0))    
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.blocks_multiply_xx_0, 0))    
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.blocks_multiply_xx_0, 1))    
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.blocks_multiply_xx_0, 2))    
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.blocks_multiply_xx_0, 3))    
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.blocks_multiply_xx_0, 4))    
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.blocks_multiply_xx_0, 5))    
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.blocks_multiply_xx_0, 6))    
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.blocks_multiply_xx_0, 7))    
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.blocks_multiply_xx_2, 0))    
        self.connect((self.iir_filter_xxx_0, 0), (self.blocks_udp_sink_0, 0))    
        self.connect((self.iir_filter_xxx_1, 0), (self.blocks_vco_c_0, 0))    
        self.connect((self.pfb_arb_resampler_xxx_0_0, 0), (self.blocks_multiply_xx_0_0, 0))    
Esempio n. 21
0
    def __init__(self):
        gr.top_block.__init__(self, "RTTY_test_ltrs", catch_exceptions=True)
        Qt.QWidget.__init__(self)
        self.setWindowTitle("RTTY_test_ltrs")
        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", "RTTY_test_ltrs")

        try:
            if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
                self.restoreGeometry(
                    self.settings.value("geometry").toByteArray())
            else:
                self.restoreGeometry(self.settings.value("geometry"))
        except:
            pass

        ##################################################
        # Variables
        ##################################################
        self.vco_max = vco_max = 2500
        self.fsk_deviation = fsk_deviation = 170
        self.center = center = 2210
        self.vco_offset = vco_offset = (center - (fsk_deviation / 2)) / vco_max
        self.usrp_rate = usrp_rate = 1000000
        self.samp_rate = samp_rate = 50000
        self.rf_gain = rf_gain = 1
        self.repeat = repeat = (int)(samp_rate * 0.022)
        self.inp_amp = inp_amp = ((center +
                                   (fsk_deviation / 2)) / vco_max) - vco_offset
        self.channel_filter = channel_filter = firdes.complex_band_pass(
            1.0, usrp_rate, -3000, 3000, 2000, firdes.WIN_HAMMING, 6.76)
        self.center_freq = center_freq = 144.95e6
        self.baud = baud = 1 / 0.022

        ##################################################
        # Blocks
        ##################################################
        self._rf_gain_range = Range(0, 76, 1, 1, 200)
        self._rf_gain_win = RangeWidget(self._rf_gain_range, self.set_rf_gain,
                                        'RF Gain', "counter_slider", int,
                                        QtCore.Qt.Horizontal)
        self.top_grid_layout.addWidget(self._rf_gain_win)
        self._center_freq_range = Range(144.0e6, 148.0e6, 1.0e3, 144.95e6, 200)
        self._center_freq_win = RangeWidget(self._center_freq_range,
                                            self.set_center_freq, 'Tuning',
                                            "counter_slider", float,
                                            QtCore.Qt.Horizontal)
        self.top_grid_layout.addWidget(self._center_freq_win)
        self.uhd_usrp_sink_0 = uhd.usrp_sink(
            ",".join(("", "")),
            uhd.stream_args(
                cpu_format="fc32",
                args='',
                channels=list(range(0, 1)),
            ),
            '',
        )
        self.uhd_usrp_sink_0.set_samp_rate(usrp_rate)
        self.uhd_usrp_sink_0.set_time_unknown_pps(uhd.time_spec(0))

        self.uhd_usrp_sink_0.set_center_freq(center_freq, 0)
        self.uhd_usrp_sink_0.set_antenna('TX/RX', 0)
        self.uhd_usrp_sink_0.set_bandwidth(200000, 0)
        self.uhd_usrp_sink_0.set_gain(rf_gain, 0)
        self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
            4096,  #size
            samp_rate,  #samp_rate
            "",  #name
            1,  #number of inputs
            None  # parent
        )
        self.qtgui_time_sink_x_0.set_update_time(0.10)
        self.qtgui_time_sink_x_0.set_y_axis(-1, 1.5)

        self.qtgui_time_sink_x_0.set_y_label('Amplitude', "")

        self.qtgui_time_sink_x_0.enable_tags(True)
        self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_NORM,
                                                  qtgui.TRIG_SLOPE_NEG, 0.5, 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(True)
        self.qtgui_time_sink_x_0.enable_stem_plot(False)

        labels = [
            'Signal 1', 'Signal 2', 'Signal 3', 'Signal 4', 'Signal 5',
            'Signal 6', 'Signal 7', 'Signal 8', 'Signal 9', 'Signal 10'
        ]
        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]
        styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
        markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]

        for i in range(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.low_pass_filter_0 = filter.fir_filter_fff(
            1,
            firdes.low_pass(1, samp_rate, 200, 1000, firdes.WIN_HAMMING, 6.76))
        self.fft_filter_xxx_0 = filter.fft_filter_ccc(1, channel_filter, 1)
        self.fft_filter_xxx_0.declare_sample_delay(0)
        self.blocks_vector_source_x_0 = blocks.vector_source_b(
            (0, 1, 1, 1, 1, 1, 1, 1), True, 1, [])
        self.blocks_vco_c_0 = blocks.vco_c(samp_rate, 15708, 0.75)
        self.blocks_uchar_to_float_0 = blocks.uchar_to_float()
        self.blocks_repeat_0_0 = blocks.repeat(gr.sizeof_gr_complex * 1,
                                               (int)(usrp_rate / samp_rate))
        self.blocks_repeat_0 = blocks.repeat(gr.sizeof_char * 1, repeat)
        self.blocks_multiply_const_vxx_0 = blocks.multiply_const_ff(inp_amp)
        self.blocks_add_const_vxx_0 = blocks.add_const_ff(vco_offset)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.blocks_add_const_vxx_0, 0),
                     (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_multiply_const_vxx_0, 0),
                     (self.blocks_add_const_vxx_0, 0))
        self.connect((self.blocks_repeat_0, 0),
                     (self.blocks_uchar_to_float_0, 0))
        self.connect((self.blocks_repeat_0_0, 0), (self.fft_filter_xxx_0, 0))
        self.connect((self.blocks_uchar_to_float_0, 0),
                     (self.low_pass_filter_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_repeat_0_0, 0))
        self.connect((self.blocks_vector_source_x_0, 0),
                     (self.blocks_repeat_0, 0))
        self.connect((self.fft_filter_xxx_0, 0), (self.uhd_usrp_sink_0, 0))
        self.connect((self.low_pass_filter_0, 0),
                     (self.blocks_multiply_const_vxx_0, 0))
        self.connect((self.low_pass_filter_0, 0),
                     (self.qtgui_time_sink_x_0, 0))
Esempio n. 22
0
    def __init__(self,
                 app_id=0x3fff,
                 initials='VE3IRR',
                 message='Hello world!',
                 sender_gid=1234567890):
        gr.top_block.__init__(self, "Gotenna Tx Hackrf")

        ##################################################
        # Parameters
        ##################################################
        self.app_id = app_id
        self.initials = initials
        self.message = message
        self.sender_gid = sender_gid

        ##################################################
        # Variables
        ##################################################
        self.samp_per_sym = samp_per_sym = 4
        self.interp = interp = 20
        self.data_chan = data_chan = 2
        self.silence_time = silence_time = 5000
        self.samp_rate = samp_rate = 24000 * samp_per_sym * interp
        self.packets = packets = gotenna_packet.encode_shout_packets(
            data_chan, app_id, sender_gid, initials, message)
        self.control_chan = control_chan = 2
        self.center_freq = center_freq = 926250000

        ##################################################
        # Blocks
        ##################################################
        self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
            interpolation=interp, decimation=1, taps=None, fractional_bw=None)
        self.osmosdr_sink_0 = osmosdr.sink(args="numchan=" + str(1) + " " + '')
        self.osmosdr_sink_0.set_time_unknown_pps(osmosdr.time_spec_t())
        self.osmosdr_sink_0.set_sample_rate(samp_rate)
        self.osmosdr_sink_0.set_center_freq(center_freq, 0)
        self.osmosdr_sink_0.set_freq_corr(0, 0)
        self.osmosdr_sink_0.set_gain(1, 0)
        self.osmosdr_sink_0.set_if_gain(20, 0)
        self.osmosdr_sink_0.set_bb_gain(20, 0)
        self.osmosdr_sink_0.set_antenna('', 0)
        self.osmosdr_sink_0.set_bandwidth(0, 0)
        self.digital_gfsk_mod_0 = digital.gfsk_mod(
            samples_per_symbol=samp_per_sym,
            sensitivity=1.0,
            bt=0.5,
            verbose=False,
            log=False)
        self.blocks_vector_source_x_2 = blocks.vector_source_f(
            gotenna_packet.vco(center_freq, control_chan, data_chan, packets) +
            [0] * silence_time, False, 1, [])
        self.blocks_vector_source_x_1 = blocks.vector_source_c(
            gotenna_packet.envelope(packets) + [0] * silence_time, False, 1,
            [])
        self.blocks_vector_source_x_0 = blocks.vector_source_b(
            gotenna_packet.gfsk_bytes(packets) + [0] * silence_time, False, 1,
            [])
        self.blocks_vco_c_0 = blocks.vco_c(samp_rate, 2 * math.pi, 0.9)
        self.blocks_repeat_1 = blocks.repeat(gr.sizeof_float * 1,
                                             8 * samp_per_sym * interp)
        self.blocks_repeat_0 = blocks.repeat(gr.sizeof_gr_complex * 1,
                                             8 * samp_per_sym)
        self.blocks_multiply_xx_1 = blocks.multiply_vcc(1)
        self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.blocks_multiply_xx_0, 0),
                     (self.rational_resampler_xxx_0, 0))
        self.connect((self.blocks_multiply_xx_1, 0), (self.osmosdr_sink_0, 0))
        self.connect((self.blocks_repeat_0, 0), (self.blocks_multiply_xx_0, 1))
        self.connect((self.blocks_repeat_1, 0), (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_multiply_xx_1, 1))
        self.connect((self.blocks_vector_source_x_0, 0),
                     (self.digital_gfsk_mod_0, 0))
        self.connect((self.blocks_vector_source_x_1, 0),
                     (self.blocks_repeat_0, 0))
        self.connect((self.blocks_vector_source_x_2, 0),
                     (self.blocks_repeat_1, 0))
        self.connect((self.digital_gfsk_mod_0, 0),
                     (self.blocks_multiply_xx_0, 0))
        self.connect((self.rational_resampler_xxx_0, 0),
                     (self.blocks_multiply_xx_1, 0))
Esempio n. 23
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", type=QtCore.QByteArray))

        ##################################################
        # Variables
        ##################################################
        self.samp_rate = samp_rate = 2e6
        self.bit_rate = bit_rate = 8
        self.sensitivity = sensitivity = 2 * 3.14 * 1e5
        self.rf_gain = rf_gain = 60
        self.repeat = repeat = int(samp_rate / bit_rate)
        self.packet_size = packet_size = 8
        self.low_freq = low_freq = 50e3
        self.freq_spread = freq_spread = 50e3
        self.carrier_freq = carrier_freq = 900e6

        ##################################################
        # Blocks
        ##################################################
        self.osmosdr_sink_1 = osmosdr.sink(args="numchan=" + str(1) + " " + '')
        self.osmosdr_sink_1.set_sample_rate(samp_rate)
        self.osmosdr_sink_1.set_center_freq(carrier_freq, 0)
        self.osmosdr_sink_1.set_freq_corr(0, 0)
        self.osmosdr_sink_1.set_gain(rf_gain, 0)
        self.osmosdr_sink_1.set_if_gain(20, 0)
        self.osmosdr_sink_1.set_bb_gain(40, 0)
        self.osmosdr_sink_1.set_antenna('TX1', 0)
        self.osmosdr_sink_1.set_bandwidth(300e3, 0)

        self.low_pass_filter_0 = filter.fir_filter_fff(
            1,
            firdes.low_pass(1, samp_rate, 2e3, 10e3, firdes.WIN_HAMMING, 6.76))
        self.blocks_vco_c_0 = blocks.vco_c(samp_rate, sensitivity, 1)
        self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(packet_size)
        self.blocks_uchar_to_float_0 = blocks.uchar_to_float()
        self.blocks_repeat_0 = blocks.repeat(gr.sizeof_char * 1, repeat)
        self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff(
            (2 * 3.14 * freq_spread / sensitivity, ))
        self.blocks_add_const_vxx_0 = blocks.add_const_vff(
            (2 * 3.14 * low_freq / sensitivity, ))
        self.analog_random_source_x_0 = blocks.vector_source_b(
            map(int, numpy.random.randint(0, 2, 1000)), True)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.analog_random_source_x_0, 0),
                     (self.blocks_unpack_k_bits_bb_0, 0))
        self.connect((self.blocks_add_const_vxx_0, 0),
                     (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_multiply_const_vxx_0, 0),
                     (self.blocks_add_const_vxx_0, 0))
        self.connect((self.blocks_repeat_0, 0),
                     (self.blocks_uchar_to_float_0, 0))
        self.connect((self.blocks_uchar_to_float_0, 0),
                     (self.low_pass_filter_0, 0))
        self.connect((self.blocks_unpack_k_bits_bb_0, 0),
                     (self.blocks_repeat_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.osmosdr_sink_1, 0))
        self.connect((self.low_pass_filter_0, 0),
                     (self.blocks_multiply_const_vxx_0, 0))
Esempio n. 24
0
    def __init__(self):
        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())

        ##################################################
        # Variables
        ##################################################
        self.samp_rate = samp_rate = 240000
        self.fm = fm = 0.5
        self.fc = fc = 10000
        self.Df = Df = 1000
        self.An = An = 0
        self.Am = Am = 1

        ##################################################
        # Blocks
        ##################################################
        self._fc_range = Range(1000, 20000, 1000, 10000, 200)
        self._fc_win = RangeWidget(self._fc_range, self.set_fc, "fc", "counter_slider", float)
        self.top_layout.addWidget(self._fc_win)
        self._Df_range = Range(500, 2000, 100, 1000, 200)
        self._Df_win = RangeWidget(self._Df_range, self.set_Df, "Df", "counter_slider", float)
        self.top_layout.addWidget(self._Df_win)
        self._An_range = Range(0, 5, 0.5, 0, 200)
        self._An_win = RangeWidget(self._An_range, self.set_An, "An", "counter_slider", float)
        self.top_layout.addWidget(self._An_win)
        self._Am_range = Range(0, 10, 0.5, 1, 200)
        self._Am_win = RangeWidget(self._Am_range, self.set_Am, "Am", "counter_slider", float)
        self.top_layout.addWidget(self._Am_win)
        self.v = analog.sig_source_f(samp_rate, analog.GR_SIN_WAVE, 1, Am, 0)
        self.qtgui_time_sink_x_0 = qtgui.time_sink_c(
        	1024, #size
        	samp_rate, #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(-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_control_panel(True)
        
        if not True:
          self.qtgui_time_sink_x_0.disable_legend()
        
        labels = ["Re{s(t)}", "Im{s(t)}", "Re{c(t)}", "Im{c(t)}", "",
                  "", "", "", "", ""]
        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, 2, 1, 2, 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*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_freq_sink_x_0 = qtgui.freq_sink_c(
        	4096, #size
        	firdes.WIN_RECTANGULAR, #wintype
        	0, #fc
        	samp_rate, #bw
        	"", #name
        	2 #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_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_control_panel(True)
        
        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 = ["S(f)", "C(f)", "", "", "",
                  "", "", "", "", ""]
        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.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._fm_range = Range(0, 1, 0.02, 0.5, 200)
        self._fm_win = RangeWidget(self._fm_range, self.set_fm, "fm", "counter_slider", float)
        self.top_layout.addWidget(self._fm_win)
        self.blocks_vco_c_0 = blocks.vco_c(samp_rate, 6283.1, 1)
        self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float*1, samp_rate,True)
        self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
        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, fc, 1, 0)
        self.analog_pll_refout_cc_0 = analog.pll_refout_cc(0.0628318530717, (fc+Df)*0.0000261799387799, (fc-Df)*0.0000261799387799)
        self.analog_noise_source_x_0 = analog.noise_source_c(analog.GR_GAUSSIAN, An, 0)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.analog_noise_source_x_0, 0), (self.blocks_add_xx_0, 1))    
        self.connect((self.analog_pll_refout_cc_0, 0), (self.qtgui_freq_sink_x_0, 1))    
        self.connect((self.analog_pll_refout_cc_0, 0), (self.qtgui_time_sink_x_0, 1))    
        self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0, 1))    
        self.connect((self.blocks_add_xx_0, 0), (self.analog_pll_refout_cc_0, 0))    
        self.connect((self.blocks_add_xx_0, 0), (self.qtgui_freq_sink_x_0, 0))    
        self.connect((self.blocks_add_xx_0, 0), (self.qtgui_time_sink_x_0, 0))    
        self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_add_xx_0, 0))    
        self.connect((self.blocks_throttle_0, 0), (self.blocks_vco_c_0, 0))    
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_multiply_xx_0, 0))    
        self.connect((self.v, 0), (self.blocks_throttle_0, 0))    
Esempio n. 25
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.sps = sps = 4
        self.nfilts = nfilts = 32
        self.ntaps = ntaps = 11 * nfilts * sps
        self.excess_bw = excess_bw = 0.4
        self.txtaps = txtaps = firdes.root_raised_cosine(
            nfilts, nfilts, 1.0, excess_bw, ntaps)
        self.timing_bw = timing_bw = 2 * pi / 100
        self.samp_rate = samp_rate = 320e3
        self.rx_taps = rx_taps = filter.firdes.root_raised_cosine(
            nfilts, nfilts * sps, 1.0, excess_bw, ntaps)
        self.const_points = const_points = 8

        ##################################################
        # Blocks
        ##################################################
        self.wxgui_scopesink2_0 = scopesink2.scope_sink_c(
            self.GetWin(),
            title="Scope Plot",
            sample_rate=samp_rate / sps,
            v_scale=0,
            v_offset=0,
            t_scale=0,
            ac_couple=False,
            xy_mode=False,
            num_inputs=1,
            trig_mode=wxgui.TRIG_MODE_AUTO,
            y_axis_label="Counts",
        )
        self.Add(self.wxgui_scopesink2_0.win)
        self.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 / sps,
            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.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(sps,
                                                             taps=(txtaps),
                                                             flt_size=32)
        self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)

        self.iir_filter_xxx_1 = filter.iir_filter_ffd(([1.0001, -1]),
                                                      ([-1, 1]), True)
        self.iir_filter_xxx_0 = filter.iir_filter_ffd(([10e-3]),
                                                      ([-1, 990e-3]), True)
        self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
            sps, timing_bw, (rx_taps), nfilts, 16, 1.5, 1)
        self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(
            ((1 + 0j), (0.707 + 0.707j), (0 + 1j), (-0.707 + 0.707j),
             (-1 + 0j), (-0.707 - 0.707j), (0 - 1j), (0.707 - 0.707j)), 1)
        self.blocks_vco_c_0_0 = blocks.vco_c(samp_rate / sps, -5, 1)
        self.blocks_vco_c_0 = blocks.vco_c(samp_rate / sps, samp_rate / sps, 1)
        self.blocks_udp_source_0 = blocks.udp_source(gr.sizeof_float * 1,
                                                     "127.0.0.1", 12345, 1472,
                                                     True)
        self.blocks_udp_sink_0 = blocks.udp_sink(gr.sizeof_float * 1,
                                                 "127.0.0.1", 12345, 1472,
                                                 True)
        self.blocks_throttle_0_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
                                                   samp_rate, True)
        self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
                                                 samp_rate, True)
        self.blocks_multiply_xx_4 = blocks.multiply_vcc(1)
        self.blocks_multiply_xx_3 = blocks.multiply_vcc(1)
        self.blocks_multiply_xx_2 = blocks.multiply_vcc(1)
        self.blocks_multiply_xx_1 = blocks.multiply_vcc(1)
        self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
        self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff(
            (0.125, ))
        self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((0.125, ))
        self.blocks_multiply_conjugate_cc_0 = blocks.multiply_conjugate_cc(1)
        self.blocks_delay_0_0 = blocks.delay(gr.sizeof_float * 1, 500)
        self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, 1)
        self.blocks_complex_to_arg_1 = blocks.complex_to_arg(1)
        self.blocks_complex_to_arg_0 = blocks.complex_to_arg(1)
        self.analog_sig_source_x_0 = analog.sig_source_c(
            samp_rate, analog.GR_SIN_WAVE, 10e3, 1, 0)
        self.analog_random_source_x_0 = blocks.vector_source_b(
            map(int, numpy.random.randint(0, const_points, 1000)), True)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.analog_random_source_x_0, 0),
                     (self.digital_chunks_to_symbols_xx_0, 0))
        self.connect((self.analog_sig_source_x_0, 0),
                     (self.blocks_throttle_0_0, 0))
        self.connect((self.blocks_complex_to_arg_0, 0),
                     (self.blocks_multiply_const_vxx_0, 0))
        self.connect((self.blocks_complex_to_arg_1, 0),
                     (self.blocks_multiply_const_vxx_0_0, 0))
        self.connect((self.blocks_delay_0, 0),
                     (self.blocks_multiply_conjugate_cc_0, 1))
        self.connect((self.blocks_delay_0_0, 0), (self.iir_filter_xxx_1, 0))
        self.connect((self.blocks_multiply_conjugate_cc_0, 0),
                     (self.blocks_complex_to_arg_0, 0))
        self.connect((self.blocks_multiply_const_vxx_0, 0),
                     (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_multiply_const_vxx_0_0, 0),
                     (self.iir_filter_xxx_0, 0))
        self.connect((self.blocks_multiply_xx_0, 0),
                     (self.digital_pfb_clock_sync_xxx_0, 0))
        self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_delay_0, 0))
        self.connect((self.blocks_multiply_xx_1, 0),
                     (self.blocks_multiply_conjugate_cc_0, 0))
        self.connect((self.blocks_multiply_xx_2, 0),
                     (self.blocks_multiply_xx_3, 0))
        self.connect((self.blocks_multiply_xx_2, 0),
                     (self.wxgui_scopesink2_0, 0))
        self.connect((self.blocks_multiply_xx_3, 0),
                     (self.blocks_multiply_xx_4, 0))
        self.connect((self.blocks_multiply_xx_3, 0),
                     (self.blocks_multiply_xx_4, 1))
        self.connect((self.blocks_multiply_xx_3, 0),
                     (self.blocks_multiply_xx_4, 2))
        self.connect((self.blocks_multiply_xx_3, 0),
                     (self.blocks_multiply_xx_4, 3))
        self.connect((self.blocks_multiply_xx_3, 0),
                     (self.blocks_multiply_xx_4, 4))
        self.connect((self.blocks_multiply_xx_3, 0),
                     (self.blocks_multiply_xx_4, 5))
        self.connect((self.blocks_multiply_xx_3, 0),
                     (self.blocks_multiply_xx_4, 6))
        self.connect((self.blocks_multiply_xx_3, 0),
                     (self.blocks_multiply_xx_4, 7))
        self.connect((self.blocks_multiply_xx_4, 0),
                     (self.blocks_complex_to_arg_1, 0))
        self.connect((self.blocks_throttle_0, 0),
                     (self.blocks_multiply_xx_0, 0))
        self.connect((self.blocks_throttle_0_0, 0),
                     (self.blocks_multiply_xx_0, 1))
        self.connect((self.blocks_udp_source_0, 0), (self.blocks_delay_0_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_multiply_xx_2, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.wxgui_fftsink2_0, 0))
        self.connect((self.blocks_vco_c_0_0, 0),
                     (self.blocks_multiply_xx_3, 1))
        self.connect((self.digital_chunks_to_symbols_xx_0, 0),
                     (self.pfb_arb_resampler_xxx_0, 0))
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
                     (self.blocks_multiply_xx_1, 0))
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
                     (self.blocks_multiply_xx_1, 1))
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
                     (self.blocks_multiply_xx_1, 2))
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
                     (self.blocks_multiply_xx_1, 3))
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
                     (self.blocks_multiply_xx_1, 4))
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
                     (self.blocks_multiply_xx_1, 5))
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
                     (self.blocks_multiply_xx_1, 6))
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
                     (self.blocks_multiply_xx_1, 7))
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
                     (self.blocks_multiply_xx_2, 1))
        self.connect((self.iir_filter_xxx_0, 0), (self.blocks_udp_sink_0, 0))
        self.connect((self.iir_filter_xxx_1, 0), (self.blocks_vco_c_0_0, 0))
        self.connect((self.pfb_arb_resampler_xxx_0, 0),
                     (self.blocks_throttle_0, 0))
Esempio n. 26
0
    def __init__(self):
        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())

        ##################################################
        # Variables
        ##################################################
        self.samp_rate = samp_rate = 254000
        self.kvco = kvco = 2000
        self.fm = fm = 10
        self.fc = fc = 30000
        self.Am = Am = 1

        ##################################################
        # Blocks
        ##################################################
        self._fm_range = Range(10, 1000, 10, 10, 200)
        self._fm_win = RangeWidget(self._fm_range, self.set_fm, "fm",
                                   "counter_slider", float)
        self.top_layout.addWidget(self._fm_win)
        self._Am_range = Range(0.25, 5, 0.25, 1, 200)
        self._Am_win = RangeWidget(self._Am_range, self.set_Am, "Am",
                                   "counter_slider", float)
        self.top_layout.addWidget(self._Am_win)
        self.v = analog.sig_source_f(samp_rate, analog.GR_SQR_WAVE, fm, 2 * Am,
                                     -Am)
        self.qtgui_waterfall_sink_x_0 = qtgui.waterfall_sink_f(
            4096,  #size
            firdes.WIN_BLACKMAN_hARRIS,  #wintype
            0,  #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)

        if not True:
            self.qtgui_waterfall_sink_x_0.disable_legend()

        if "float" == "float" or "float" == "msg_float":
            self.qtgui_waterfall_sink_x_0.set_plot_pos_half(not True)

        labels = ["", "", "", "", "", "", "", "", "", ""]
        colors = [0, 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(-140, 10)

        self._qtgui_waterfall_sink_x_0_win = sip.wrapinstance(
            self.qtgui_waterfall_sink_x_0.pyqwidget(), Qt.QWidget)
        self.top_layout.addWidget(self._qtgui_waterfall_sink_x_0_win)
        self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
            4096,  #size
            samp_rate,  #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(-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_control_panel(True)

        if not True:
            self.qtgui_time_sink_x_0.disable_legend()

        labels = ["sfm(t)", "m(t)", "", "", "", "", "", "", "", ""]
        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_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.qtgui_freq_sink_x_0 = qtgui.freq_sink_f(
            4096,  #size
            firdes.WIN_BLACKMAN_hARRIS,  #wintype
            0,  #fc
            samp_rate,  #bw
            "",  #name
            2  #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_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_control_panel(True)

        if not True:
            self.qtgui_freq_sink_x_0.disable_legend()

        if "float" == "float" or "float" == "msg_float":
            self.qtgui_freq_sink_x_0.set_plot_pos_half(not True)

        labels = ["Sfm(f)", "M(f)", "", "", "", "", "", "", "", ""]
        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.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.blocks_vco_c_0 = blocks.vco_c(samp_rate, 2 * 3.14159265 * kvco, 1)
        self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
        self.blocks_integrate_xx_0 = blocks.integrate_ff(1, 1)
        self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
        self.analog_sig_source_x_0 = analog.sig_source_c(
            samp_rate, analog.GR_COS_WAVE, fc, 1, 0)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.analog_sig_source_x_0, 0),
                     (self.blocks_multiply_xx_0, 1))
        self.connect((self.blocks_complex_to_real_0, 0),
                     (self.qtgui_freq_sink_x_0, 0))
        self.connect((self.blocks_complex_to_real_0, 0),
                     (self.qtgui_time_sink_x_0, 0))
        self.connect((self.blocks_complex_to_real_0, 0),
                     (self.qtgui_waterfall_sink_x_0, 0))
        self.connect((self.blocks_integrate_xx_0, 0), (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_multiply_xx_0, 0),
                     (self.blocks_complex_to_real_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_multiply_xx_0, 0))
        self.connect((self.v, 0), (self.blocks_integrate_xx_0, 0))
        self.connect((self.v, 0), (self.qtgui_freq_sink_x_0, 1))
        self.connect((self.v, 0), (self.qtgui_time_sink_x_0, 1))
    def __init__(self):
        gr.top_block.__init__(self, "Lab 7 Task 1")
        Qt.QWidget.__init__(self)
        self.setWindowTitle("Lab 7 Task 1")
        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", "lab7_task1")

        try:
            if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
                self.restoreGeometry(
                    self.settings.value("geometry").toByteArray())
            else:
                self.restoreGeometry(self.settings.value("geometry"))
        except:
            pass

        ##################################################
        # Variables
        ##################################################
        self.sps = sps = 4
        self.nfilts = nfilts = 32
        self.ntaps = ntaps = 11 * nfilts * sps
        self.excess_bw = excess_bw = 0.45
        self.tx_taps = tx_taps = firdes.root_raised_cosine(
            nfilts, nfilts, 1.0, excess_bw, ntaps)
        self.timing_bw = timing_bw = 2 * pi / 100
        self.samp_rate = samp_rate = 320000
        self.rx_taps = rx_taps = firdes.root_raised_cosine(
            nfilts, nfilts * sps, 1.0, 0.4, ntaps)
        self.const_points = const_points = 4

        ##################################################
        # 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, 'QPSK Signal with Frequency Offset')
        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, 'QPSK Carrier Phase Detector')
        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, 'UDP Source Output')
        self.tab_widget_3 = Qt.QWidget()
        self.tab_layout_3 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom,
                                          self.tab_widget_3)
        self.tab_grid_layout_3 = Qt.QGridLayout()
        self.tab_layout_3.addLayout(self.tab_grid_layout_3)
        self.tab.addTab(self.tab_widget_3, 'Output of Costas Loop')
        self.top_grid_layout.addWidget(self.tab)
        self.qtgui_time_sink_x_1 = qtgui.time_sink_f(
            1024,  #size
            samp_rate,  #samp_rate
            "",  #name
            1  #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(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(False)
        self.qtgui_time_sink_x_1.enable_axis_labels(True)
        self.qtgui_time_sink_x_1.enable_control_panel(False)
        self.qtgui_time_sink_x_1.enable_stem_plot(False)

        labels = [
            'Signal 1', 'Signal 2', 'Signal 3', 'Signal 4', 'Signal 5',
            'Signal 6', 'Signal 7', 'Signal 8', 'Signal 9', 'Signal 10'
        ]
        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]
        styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
        markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]

        for i in range(1):
            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.tab_layout_2.addWidget(self._qtgui_time_sink_x_1_win)
        self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
            2000,  #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(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)

        labels = [
            'Signal 1', 'Signal 2', 'Signal 3', 'Signal 4', 'Signal 5',
            'Signal 6', 'Signal 7', 'Signal 8', 'Signal 9', 'Signal 10'
        ]
        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]
        styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
        markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]

        for i in range(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.tab_layout_1.addWidget(self._qtgui_time_sink_x_0_win)
        self.qtgui_const_sink_x_0_0 = qtgui.const_sink_c(
            1024,  #size
            "",  #name
            1  #number of inputs
        )
        self.qtgui_const_sink_x_0_0.set_update_time(0.10)
        self.qtgui_const_sink_x_0_0.set_y_axis(-2, 2)
        self.qtgui_const_sink_x_0_0.set_x_axis(-2, 2)
        self.qtgui_const_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
                                                     qtgui.TRIG_SLOPE_POS, 0.0,
                                                     0, "")
        self.qtgui_const_sink_x_0_0.enable_autoscale(False)
        self.qtgui_const_sink_x_0_0.enable_grid(False)
        self.qtgui_const_sink_x_0_0.enable_axis_labels(True)

        labels = ['', '', '', '', '', '', '', '', '', '']
        widths = [1, 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 = [0, 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 range(1):
            if len(labels[i]) == 0:
                self.qtgui_const_sink_x_0_0.set_line_label(
                    i, "Data {0}".format(i))
            else:
                self.qtgui_const_sink_x_0_0.set_line_label(i, labels[i])
            self.qtgui_const_sink_x_0_0.set_line_width(i, widths[i])
            self.qtgui_const_sink_x_0_0.set_line_color(i, colors[i])
            self.qtgui_const_sink_x_0_0.set_line_style(i, styles[i])
            self.qtgui_const_sink_x_0_0.set_line_marker(i, markers[i])
            self.qtgui_const_sink_x_0_0.set_line_alpha(i, alphas[i])

        self._qtgui_const_sink_x_0_0_win = sip.wrapinstance(
            self.qtgui_const_sink_x_0_0.pyqwidget(), Qt.QWidget)
        self.tab_layout_3.addWidget(self._qtgui_const_sink_x_0_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)

        labels = ['', '', '', '', '', '', '', '', '', '']
        widths = [1, 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 = [0, 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 range(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.tab_layout_0.addWidget(self._qtgui_const_sink_x_0_win)
        self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(sps,
                                                             taps=tx_taps,
                                                             flt_size=32)
        self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
        self.iir_filter_xxx_0_0 = filter.iir_filter_ffd([1.0001, -1], [-1, 1],
                                                        True)
        self.iir_filter_xxx_0 = filter.iir_filter_ffd([0.01], [-1, 0.99], True)
        self.digital_pfb_clock_sync_xxx_0_0 = digital.pfb_clock_sync_ccf(
            4, timing_bw, rx_taps, 32, 16, 1.5, 1)
        self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
            4, timing_bw, rx_taps, 32, 16, 1.5, 1)
        self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(
            ((1 - 1j), (1 + 1j), (-1 + 1j), (-1 - 1j)), 1)
        self.blocks_vco_c_0 = blocks.vco_c(samp_rate, -5, 1)
        self.blocks_udp_source_0 = blocks.udp_source(gr.sizeof_float * 1,
                                                     '127.0.0.1', 12345, 1472,
                                                     True)
        self.blocks_udp_sink_0 = blocks.udp_sink(gr.sizeof_float * 1,
                                                 '127.0.0.1', 12345, 1472,
                                                 True)
        self.blocks_throttle_1_0 = blocks.throttle(gr.sizeof_float * 1,
                                                   samp_rate, True)
        self.blocks_throttle_1 = blocks.throttle(gr.sizeof_float * 1,
                                                 samp_rate, True)
        self.blocks_throttle_0_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
                                                   samp_rate, True)
        self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
                                                 samp_rate, True)
        self.blocks_threshold_ff_0_0 = blocks.threshold_ff(-0.001, 0.001, 0)
        self.blocks_threshold_ff_0 = blocks.threshold_ff(-0.001, 0.001, 0)
        self.blocks_sub_xx_0 = blocks.sub_ff(1)
        self.blocks_multiply_xx_2 = blocks.multiply_vcc(1)
        self.blocks_multiply_xx_1_0 = blocks.multiply_vff(1)
        self.blocks_multiply_xx_1 = blocks.multiply_vff(1)
        self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
        self.blocks_multiply_const_vxx_0 = blocks.multiply_const_ff(0.2)
        self.blocks_delay_0 = blocks.delay(gr.sizeof_float * 1, 10)
        self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
        self.blocks_complex_to_imag_0 = blocks.complex_to_imag(1)
        self.blocks_add_const_vxx_0_0 = blocks.add_const_ff(-0.5)
        self.blocks_add_const_vxx_0 = blocks.add_const_ff(-0.5)
        self.analog_sig_source_x_0 = analog.sig_source_c(
            samp_rate, analog.GR_COS_WAVE, 0.1, 1, 0, 0)
        self.analog_random_source_x_0 = blocks.vector_source_b(
            list(map(int, numpy.random.randint(0, 4, 1000))), True)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.analog_random_source_x_0, 0),
                     (self.digital_chunks_to_symbols_xx_0, 0))
        self.connect((self.analog_sig_source_x_0, 0),
                     (self.blocks_multiply_xx_0, 1))
        self.connect((self.blocks_add_const_vxx_0, 0),
                     (self.blocks_multiply_xx_1_0, 0))
        self.connect((self.blocks_add_const_vxx_0_0, 0),
                     (self.blocks_multiply_xx_1, 1))
        self.connect((self.blocks_complex_to_imag_0, 0),
                     (self.blocks_multiply_xx_1_0, 1))
        self.connect((self.blocks_complex_to_imag_0, 0),
                     (self.blocks_threshold_ff_0_0, 0))
        self.connect((self.blocks_complex_to_real_0, 0),
                     (self.blocks_multiply_xx_1, 0))
        self.connect((self.blocks_complex_to_real_0, 0),
                     (self.blocks_threshold_ff_0, 0))
        self.connect((self.blocks_delay_0, 0),
                     (self.blocks_multiply_const_vxx_0, 0))
        self.connect((self.blocks_multiply_const_vxx_0, 0),
                     (self.blocks_throttle_1_0, 0))
        self.connect((self.blocks_multiply_xx_0, 0),
                     (self.blocks_multiply_xx_2, 0))
        self.connect((self.blocks_multiply_xx_0, 0),
                     (self.digital_pfb_clock_sync_xxx_0, 0))
        self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_sub_xx_0, 0))
        self.connect((self.blocks_multiply_xx_1_0, 0),
                     (self.blocks_sub_xx_0, 1))
        self.connect((self.blocks_multiply_xx_2, 0),
                     (self.blocks_complex_to_imag_0, 0))
        self.connect((self.blocks_multiply_xx_2, 0),
                     (self.blocks_complex_to_real_0, 0))
        self.connect((self.blocks_multiply_xx_2, 0),
                     (self.digital_pfb_clock_sync_xxx_0_0, 0))
        self.connect((self.blocks_sub_xx_0, 0), (self.iir_filter_xxx_0, 0))
        self.connect((self.blocks_threshold_ff_0, 0),
                     (self.blocks_add_const_vxx_0, 0))
        self.connect((self.blocks_threshold_ff_0_0, 0),
                     (self.blocks_add_const_vxx_0_0, 0))
        self.connect((self.blocks_throttle_0, 0),
                     (self.qtgui_const_sink_x_0, 0))
        self.connect((self.blocks_throttle_0_0, 0),
                     (self.qtgui_const_sink_x_0_0, 0))
        self.connect((self.blocks_throttle_1, 0),
                     (self.qtgui_time_sink_x_0, 0))
        self.connect((self.blocks_throttle_1_0, 0),
                     (self.iir_filter_xxx_0_0, 0))
        self.connect((self.blocks_throttle_1_0, 0),
                     (self.qtgui_time_sink_x_1, 0))
        self.connect((self.blocks_udp_source_0, 0), (self.blocks_delay_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_multiply_xx_2, 1))
        self.connect((self.digital_chunks_to_symbols_xx_0, 0),
                     (self.pfb_arb_resampler_xxx_0, 0))
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
                     (self.blocks_throttle_0, 0))
        self.connect((self.digital_pfb_clock_sync_xxx_0_0, 0),
                     (self.blocks_throttle_0_0, 0))
        self.connect((self.iir_filter_xxx_0, 0), (self.blocks_throttle_1, 0))
        self.connect((self.iir_filter_xxx_0, 0), (self.blocks_udp_sink_0, 0))
        self.connect((self.iir_filter_xxx_0_0, 0), (self.blocks_vco_c_0, 0))
        self.connect((self.pfb_arb_resampler_xxx_0, 0),
                     (self.blocks_multiply_xx_0, 0))
Esempio n. 28
0
    def __init__(self, gain=80):
        gr.top_block.__init__(self, "Sweep Example")
        Qt.QWidget.__init__(self)
        self.setWindowTitle("Sweep Example")
        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", "sweep_example")

        try:
            if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
                self.restoreGeometry(
                    self.settings.value("geometry").toByteArray())
            else:
                self.restoreGeometry(self.settings.value("geometry"))
        except:
            pass

        ##################################################
        # Parameters
        ##################################################
        self.gain = gain

        ##################################################
        # Variables
        ##################################################
        self.sweep_rate = sweep_rate = 18e6
        self.samp_rate = samp_rate = 10.5e6
        self.cent_freq = cent_freq = 2.465e9

        ##################################################
        # Blocks
        ##################################################
        self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
            1024,  #size
            firdes.WIN_BLACKMAN_hARRIS,  #wintype
            0,  #fc
            50e6,  #bw
            "Sweep",  #name
            1)
        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)

        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 range(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.blocks_vco_c_0 = blocks.vco_c(samp_rate / 2.5, 6.282, 1)
        self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
                                                 samp_rate, True)
        self.analog_sig_source_x_0 = analog.sig_source_f(
            samp_rate, analog.GR_SAW_WAVE, samp_rate / sweep_rate, 20e6, -10e6,
            0)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.analog_sig_source_x_0, 0), (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_throttle_0, 0),
                     (self.qtgui_freq_sink_x_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_throttle_0, 0))
    def __init__(self,
                 min_errors=100,
                 noise=0,
                 samp_per_sym=50,
                 tcola_m=32,
                 tcola_r=1):
        gr.top_block.__init__(self, "BER 4FSK TCOLA")

        ##################################################
        # Parameters
        ##################################################
        self.min_errors = min_errors
        self.noise = noise
        self.samp_per_sym = samp_per_sym
        self.tcola_m = tcola_m
        self.tcola_r = tcola_r

        ##################################################
        # Variables
        ##################################################
        self.symb_rate = symb_rate = 4800
        self.rrc_taps = rrc_taps = samp_per_sym * 6 + 1
        self.symbol_delay = symbol_delay = rrc_taps / samp_per_sym - 1
        self.samp_rate = samp_rate = symb_rate * samp_per_sym
        self.fsk_deviation_hz = fsk_deviation_hz = 648
        self.bits_skip = bits_skip = 10000
        self.bits_per_sym = bits_per_sym = 2

        ##################################################
        # Blocks
        ##################################################
        self.delay = blocks.delay(gr.sizeof_char * 1,
                                  (symbol_delay + symb_rate) * bits_per_sym)
        self.vco = blocks.vco_c(samp_rate, fsk_deviation_hz * 2 * math.pi, 1)
        self.tcola_time_compression_0 = tcola.time_compression_c(
            tcola_m, tcola_r, ())
        self.tcola_overlap_add_0 = tcola.overlap_add_c(tcola_m, tcola_r, ())
        self.sample_counter = sample_counter()
        self.quadrature_demod = analog.quadrature_demod_cf(
            samp_rate / (2 * math.pi * fsk_deviation_hz))
        self.probe_avg_power = analog.probe_avg_mag_sqrd_c(0, 1)
        self.pack_rx_bits = blocks.pack_k_bits_bb(8)
        self.pack_msg_bits = blocks.pack_k_bits_bb(8)
        self.glfsr = digital.glfsr_source_b(8, True, 0, 1)
        self.four_level_rrc_transmitter = four_level_rrc_transmitter(
            alpha=0.350,
            bits_per_symbol=2,
            rrc_taps=rrc_taps,
            samp_per_sym=samp_per_sym,
            sym_rate=symb_rate,
        )
        self.four_level_rrc_receiver = four_level_rrc_receiver(
            alpha=0.350,
            bits_per_sym=2,
            rrc_taps=rrc_taps,
            samp_per_sym=samp_per_sym,
            sym_rate=symb_rate,
        )
        self.channel_model = channels.channel_model(noise_voltage=noise,
                                                    frequency_offset=0.0,
                                                    epsilon=1.0,
                                                    taps=(1, ),
                                                    noise_seed=0,
                                                    block_tags=False)
        self.blocks_skiphead_0_0 = blocks.skiphead(gr.sizeof_char * 1,
                                                   bits_skip)
        self.blocks_skiphead_0 = blocks.skiphead(gr.sizeof_char * 1, bits_skip)
        self.blocks_delay_0_0 = blocks.delay(gr.sizeof_gr_complex * 1,
                                             samp_rate - tcola_m)
        self.ber_sink = blocks.vector_sink_f(1)
        self.ber_measure = fec.ber_bf(True, min_errors, -7.0)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.ber_measure, 0), (self.ber_sink, 0))
        self.connect((self.blocks_delay_0_0, 0), (self.quadrature_demod, 0))
        self.connect((self.blocks_skiphead_0, 0), (self.sample_counter, 0))
        self.connect((self.blocks_skiphead_0_0, 0), (self.pack_rx_bits, 0))
        self.connect((self.channel_model, 0), (self.tcola_overlap_add_0, 0))
        self.connect((self.delay, 0), (self.blocks_skiphead_0, 0))
        self.connect((self.four_level_rrc_receiver, 2),
                     (self.blocks_skiphead_0_0, 0))
        self.connect((self.four_level_rrc_transmitter, 1), (self.vco, 0))
        self.connect((self.glfsr, 0), (self.delay, 0))
        self.connect((self.glfsr, 0), (self.four_level_rrc_transmitter, 0))
        self.connect((self.pack_msg_bits, 0), (self.ber_measure, 0))
        self.connect((self.pack_rx_bits, 0), (self.ber_measure, 1))
        self.connect((self.quadrature_demod, 0),
                     (self.four_level_rrc_receiver, 0))
        self.connect((self.sample_counter, 0), (self.pack_msg_bits, 0))
        self.connect((self.tcola_overlap_add_0, 0), (self.blocks_delay_0_0, 0))
        self.connect((self.tcola_time_compression_0, 0),
                     (self.channel_model, 0))
        self.connect((self.tcola_time_compression_0, 0),
                     (self.probe_avg_power, 0))
        self.connect((self.vco, 0), (self.tcola_time_compression_0, 0))
Esempio n. 30
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.sps = sps = 4
        self.nfilts = nfilts = 32
        self.ntaps = ntaps = 11 * nfilts * sps
        self.excess_bw = excess_bw = 400e-3
        self.tx_taps = tx_taps = firdes.root_raised_cosine(
            nfilts, nfilts, 1.0, excess_bw, ntaps)
        self.timing_bw = timing_bw = 2 * pi / 100
        self.sqrt_2 = sqrt_2 = 1.4142135623730951
        self.samp_rate = samp_rate = 320000
        self.rx_taps = rx_taps = filter.firdes.root_raised_cosine(
            nfilts, nfilts * sps, 1.0, excess_bw, ntaps)
        self.const_points = const_points = 4

        ##################################################
        # Blocks
        ##################################################
        self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(),
                                                        style=wx.NB_TOP)
        self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "tab1")
        self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "tab2")
        self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "tab3")
        self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "tab4")
        self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "tab5")
        self.Add(self.notebook_0)
        self.wxgui_scopesink2_1 = scopesink2.scope_sink_f(
            self.notebook_0.GetPage(2).GetWin(),
            title="Scope Plot",
            sample_rate=samp_rate,
            v_scale=0,
            v_offset=0,
            t_scale=0,
            ac_couple=False,
            xy_mode=False,
            num_inputs=1,
            trig_mode=wxgui.TRIG_MODE_AUTO,
            y_axis_label="Counts",
        )
        self.notebook_0.GetPage(2).Add(self.wxgui_scopesink2_1.win)
        self.wxgui_scopesink2_0 = scopesink2.scope_sink_c(
            self.notebook_0.GetPage(0).GetWin(),
            title="Scope Plot",
            sample_rate=samp_rate * sps,
            v_scale=0,
            v_offset=0,
            t_scale=0,
            ac_couple=False,
            xy_mode=False,
            num_inputs=1,
            trig_mode=wxgui.TRIG_MODE_AUTO,
            y_axis_label="Counts",
        )
        self.notebook_0.GetPage(0).Add(self.wxgui_scopesink2_0.win)
        self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
            self.notebook_0.GetPage(1).GetWin(),
            baseband_freq=0,
            y_per_div=10,
            y_divs=10,
            ref_level=0,
            ref_scale=2.0,
            sample_rate=samp_rate * sps,
            fft_size=1024,
            fft_rate=15,
            average=False,
            avg_alpha=None,
            title="FFT Plot",
            peak_hold=False,
        )
        self.notebook_0.GetPage(1).Add(self.wxgui_fftsink2_0.win)
        self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(sps,
                                                             taps=(tx_taps),
                                                             flt_size=32)

        self.notebook_0_0 = self.notebook_0_0 = wx.Notebook(self.GetWin(),
                                                            style=wx.NB_TOP)
        self.notebook_0_0.AddPage(grc_wxgui.Panel(self.notebook_0_0), "tab1")
        self.notebook_0_0.AddPage(grc_wxgui.Panel(self.notebook_0_0), "tab2")
        self.notebook_0_0.AddPage(grc_wxgui.Panel(self.notebook_0_0), "tab3")
        self.notebook_0_0.AddPage(grc_wxgui.Panel(self.notebook_0_0), "tab4")
        self.Add(self.notebook_0_0)
        self.iir_filter_ffd_1 = filter.iir_filter_ffd(([1.0001, -1]),
                                                      ([-1, 1]), True)
        self.iir_filter_ffd_0 = filter.iir_filter_ffd((0.01, ), ([-1, 0.99]),
                                                      True)
        self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
            sps, timing_bw, (rx_taps), nfilts, 16, 1.5, 1)
        self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(
            (((1 - 1j), (1 + 1j), (-1 + 1j), (-1 - 1j))), 1)
        self.blocks_vco_c_0 = blocks.vco_c(samp_rate, -5, 1)
        self.blocks_udp_source_0 = blocks.udp_source(gr.sizeof_float * 1,
                                                     "127.0.0.1", 12345, 1472,
                                                     True)
        self.blocks_udp_sink_0 = blocks.udp_sink(gr.sizeof_float * 1,
                                                 "127.0.0.1", 12345, 1472,
                                                 True)
        self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
                                                 samp_rate * sps)
        self.blocks_threshold_ff_0_0 = blocks.threshold_ff(-100e-5, 100e-5, 0)
        self.blocks_threshold_ff_0 = blocks.threshold_ff(-100e-5, 100e-5, 0)
        self.blocks_sub_xx_0 = blocks.sub_ff(1)
        self.blocks_multiply_xx_2 = blocks.multiply_vcc(1)
        self.blocks_multiply_xx_1_0 = blocks.multiply_vff(1)
        self.blocks_multiply_xx_1 = blocks.multiply_vff(1)
        self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
        self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((20, ))
        self.blocks_delay_0 = blocks.delay(gr.sizeof_float * 1, 10)
        self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
        self.blocks_add_const_vxx_0_0 = blocks.add_const_vff((-.5, ))
        self.blocks_add_const_vxx_0 = blocks.add_const_vff((-.5, ))
        self.analog_sig_source_x_0 = analog.sig_source_c(
            samp_rate * sps, analog.GR_COS_WAVE, 0.1, 1, 0)
        self.analog_random_source_x_0 = blocks.vector_source_b(
            map(int, numpy.random.randint(0, const_points, 1000)), True)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.blocks_delay_0, 0),
                     (self.blocks_multiply_const_vxx_0, 0))
        self.connect((self.blocks_udp_source_0, 0), (self.blocks_delay_0, 0))
        self.connect((self.blocks_multiply_xx_0, 0),
                     (self.digital_pfb_clock_sync_xxx_0, 0))
        self.connect((self.analog_sig_source_x_0, 0),
                     (self.blocks_multiply_xx_0, 1))
        self.connect((self.pfb_arb_resampler_xxx_0, 0),
                     (self.blocks_multiply_xx_0, 0))
        self.connect((self.blocks_throttle_0, 0), (self.wxgui_fftsink2_0, 0))
        self.connect((self.digital_chunks_to_symbols_xx_0, 0),
                     (self.pfb_arb_resampler_xxx_0, 0))
        self.connect((self.blocks_throttle_0, 0), (self.wxgui_scopesink2_0, 0))
        self.connect((self.analog_random_source_x_0, 0),
                     (self.digital_chunks_to_symbols_xx_0, 0))
        self.connect((self.blocks_complex_to_float_0, 1),
                     (self.blocks_threshold_ff_0_0, 0))
        self.connect((self.blocks_complex_to_float_0, 0),
                     (self.blocks_threshold_ff_0, 0))
        self.connect((self.blocks_threshold_ff_0, 0),
                     (self.blocks_add_const_vxx_0, 0))
        self.connect((self.blocks_threshold_ff_0_0, 0),
                     (self.blocks_add_const_vxx_0_0, 0))
        self.connect((self.blocks_add_const_vxx_0, 0),
                     (self.blocks_multiply_xx_1, 0))
        self.connect((self.blocks_complex_to_float_0, 1),
                     (self.blocks_multiply_xx_1, 1))
        self.connect((self.blocks_add_const_vxx_0_0, 0),
                     (self.blocks_multiply_xx_1_0, 1))
        self.connect((self.blocks_complex_to_float_0, 0),
                     (self.blocks_multiply_xx_1_0, 0))
        self.connect((self.blocks_multiply_xx_1_0, 0),
                     (self.blocks_sub_xx_0, 1))
        self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_sub_xx_0, 0))
        self.connect((self.blocks_sub_xx_0, 0), (self.iir_filter_ffd_0, 0))
        self.connect((self.iir_filter_ffd_0, 0), (self.wxgui_scopesink2_1, 0))
        self.connect((self.iir_filter_ffd_0, 0), (self.blocks_udp_sink_0, 0))
        self.connect((self.blocks_multiply_const_vxx_0, 0),
                     (self.iir_filter_ffd_1, 0))
        self.connect((self.iir_filter_ffd_1, 0), (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_multiply_xx_2, 1))
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
                     (self.blocks_multiply_xx_2, 0))
        self.connect((self.blocks_multiply_xx_2, 0),
                     (self.blocks_complex_to_float_0, 0))
        self.connect((self.blocks_multiply_xx_2, 0),
                     (self.blocks_throttle_0, 0))
Esempio n. 31
0
    def __init__(self):
        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())

        ##################################################
        # Variables
        ##################################################
        self.zero_freq = zero_freq = 150e3
        self.samp_rate = samp_rate = 1000000
        self.pi = pi = 3.14159
        self.one_freq = one_freq = 300e3
        self.center_freq = center_freq = 917e6
        self.baud_rate = baud_rate = 1000

        ##################################################
        # Blocks
        ##################################################
        self.qtgui_waterfall_sink_x_1 = qtgui.waterfall_sink_c(
        	1024, #size
        	firdes.WIN_BLACKMAN_hARRIS, #wintype
        	0, #fc
        	samp_rate, #bw
        	"", #name
                1 #number of inputs
        )
        self.qtgui_waterfall_sink_x_1.set_update_time(0.1)
        self.qtgui_waterfall_sink_x_1.enable_grid(False)
        self.qtgui_waterfall_sink_x_1.enable_axis_labels(True)
        
        if not True:
          self.qtgui_waterfall_sink_x_1.disable_legend()
        
        if "complex" == "float" or "complex" == "msg_float":
          self.qtgui_waterfall_sink_x_1.set_plot_pos_half(not True)
        
        labels = ['', '', '', '', '',
                  '', '', '', '', '']
        colors = [0, 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_1.set_line_label(i, "Data {0}".format(i))
            else:
                self.qtgui_waterfall_sink_x_1.set_line_label(i, labels[i])
            self.qtgui_waterfall_sink_x_1.set_color_map(i, colors[i])
            self.qtgui_waterfall_sink_x_1.set_line_alpha(i, alphas[i])
        
        self.qtgui_waterfall_sink_x_1.set_intensity_range(-140, 10)
        
        self._qtgui_waterfall_sink_x_1_win = sip.wrapinstance(self.qtgui_waterfall_sink_x_1.pyqwidget(), Qt.QWidget)
        self.top_grid_layout.addWidget(self._qtgui_waterfall_sink_x_1_win, 3,1,2,1)
        self.qtgui_waterfall_sink_x_0 = qtgui.waterfall_sink_c(
        	1024, #size
        	firdes.WIN_BLACKMAN_hARRIS, #wintype
        	0, #fc
        	samp_rate, #bw
        	"", #name
                1 #number of inputs
        )
        self.qtgui_waterfall_sink_x_0.set_update_time(0.1)
        self.qtgui_waterfall_sink_x_0.enable_grid(False)
        self.qtgui_waterfall_sink_x_0.enable_axis_labels(True)
        
        if not True:
          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 = [0, 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(-140, 10)
        
        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, 3,0,2,1)
        self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
        	1024, #size
        	samp_rate, #samp_rate
        	"RX Const", #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(-2, 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(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.qtgui_freq_sink_x_1 = qtgui.freq_sink_c(
        	1024, #size
        	firdes.WIN_BLACKMAN_hARRIS, #wintype
        	0, #fc
        	samp_rate, #bw
        	"RX Spectrum", #name
        	1 #number of inputs
        )
        self.qtgui_freq_sink_x_1.set_update_time(0.05)
        self.qtgui_freq_sink_x_1.set_y_axis(-140, 10)
        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(False)
        self.qtgui_freq_sink_x_1.set_fft_average(1.0)
        self.qtgui_freq_sink_x_1.enable_axis_labels(True)
        self.qtgui_freq_sink_x_1.enable_control_panel(False)
        
        if not True:
          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.top_grid_layout.addWidget(self._qtgui_freq_sink_x_1_win, 1,1,2,1)
        self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
        	1024, #size
        	firdes.WIN_BLACKMAN_hARRIS, #wintype
        	0, #fc
        	samp_rate, #bw
        	"TX Spectrum", #name
        	1 #number of inputs
        )
        self.qtgui_freq_sink_x_0.set_update_time(0.05)
        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_grid_layout.addWidget(self._qtgui_freq_sink_x_0_win, 1,0,2,1)
        self.low_pass_filter_0 = filter.fir_filter_fff(5, firdes.low_pass(
        	1, samp_rate, 400000, 1000, firdes.WIN_HAMMING, 6.76))
        self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff(samp_rate/(baud_rate*5), 0.01, 0, 0.1, 0.01)
        self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
        self.blocks_vco_c_1 = blocks.vco_c(samp_rate, 2*pi*zero_freq, 1)
        self.blocks_vco_c_0 = blocks.vco_c(samp_rate, 2*pi*one_freq, 1)
        self.blocks_uchar_to_float_0 = blocks.uchar_to_float()
        self.blocks_repeat_0 = blocks.repeat(gr.sizeof_char*1, samp_rate/baud_rate)
        self.blocks_packed_to_unpacked_xx_0 = blocks.packed_to_unpacked_bb(1, gr.GR_MSB_FIRST)
        self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
        self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char*1, '/home/vipsdr/SDR2018/file_tx_encoded.txt', False)
        self.blocks_file_sink_3 = blocks.file_sink(gr.sizeof_char*1, '/home/vipsdr/SDR2018/rx_bits_in.txt', False)
        self.blocks_file_sink_3.set_unbuffered(True)
        self.blocks_file_sink_1 = blocks.file_sink(gr.sizeof_char*1, '/home/vipsdr/SDR2018/ouput/tx_bytes_out.txt', False)
        self.blocks_file_sink_1.set_unbuffered(True)
        self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_char*1, '/home/vipsdr/SDR2018/decodin/encoded_output.txt', False)
        self.blocks_file_sink_0.set_unbuffered(True)
        self.blocks_add_const_vxx_1 = blocks.add_const_vff((-0.5, ))
        self.blocks_add_const_vxx_0 = blocks.add_const_vff((-1, ))
        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=False,
        	),
        	payload_length=4,
        )
        self.blks2_packet_decoder_0 = grc_blks2.packet_demod_b(grc_blks2.packet_decoder(
        		access_code='',
        		threshold=-1,
        		callback=lambda ok, payload: self.blks2_packet_decoder_0.recv_pkt(ok, payload),
        	),
        )
        self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf(1)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.analog_quadrature_demod_cf_0, 0), (self.low_pass_filter_0, 0))    
        self.connect((self.blks2_packet_decoder_0, 0), (self.blocks_file_sink_0, 0))    
        self.connect((self.blks2_packet_encoder_0, 0), (self.blocks_file_sink_1, 0))    
        self.connect((self.blks2_packet_encoder_0, 0), (self.blocks_packed_to_unpacked_xx_0, 0))    
        self.connect((self.blocks_add_const_vxx_0, 0), (self.blocks_vco_c_1, 0))    
        self.connect((self.blocks_add_const_vxx_1, 0), (self.digital_clock_recovery_mm_xx_0, 0))    
        self.connect((self.blocks_add_const_vxx_1, 0), (self.qtgui_time_sink_x_0, 0))    
        self.connect((self.blocks_file_source_0, 0), (self.blks2_packet_encoder_0, 0))    
        self.connect((self.blocks_multiply_xx_0, 0), (self.analog_quadrature_demod_cf_0, 0))    
        self.connect((self.blocks_multiply_xx_0, 0), (self.qtgui_freq_sink_x_0, 0))    
        self.connect((self.blocks_multiply_xx_0, 0), (self.qtgui_freq_sink_x_1, 0))    
        self.connect((self.blocks_multiply_xx_0, 0), (self.qtgui_waterfall_sink_x_0, 0))    
        self.connect((self.blocks_multiply_xx_0, 0), (self.qtgui_waterfall_sink_x_1, 0))    
        self.connect((self.blocks_packed_to_unpacked_xx_0, 0), (self.blocks_repeat_0, 0))    
        self.connect((self.blocks_repeat_0, 0), (self.blocks_uchar_to_float_0, 0))    
        self.connect((self.blocks_uchar_to_float_0, 0), (self.blocks_add_const_vxx_0, 0))    
        self.connect((self.blocks_uchar_to_float_0, 0), (self.blocks_vco_c_0, 0))    
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_multiply_xx_0, 1))    
        self.connect((self.blocks_vco_c_1, 0), (self.blocks_multiply_xx_0, 0))    
        self.connect((self.digital_binary_slicer_fb_0, 0), (self.blks2_packet_decoder_0, 0))    
        self.connect((self.digital_binary_slicer_fb_0, 0), (self.blocks_file_sink_3, 0))    
        self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.digital_binary_slicer_fb_0, 0))    
        self.connect((self.low_pass_filter_0, 0), (self.blocks_add_const_vxx_1, 0))    
Esempio n. 32
0
    def __init__(self, parameter_0=0):
        gr.top_block.__init__(self, "BER 4FSK ")
        Qt.QWidget.__init__(self)
        self.setWindowTitle("BER 4FSK ")
        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", "rrc_heir")
        self.restoreGeometry(self.settings.value("geometry").toByteArray())

        ##################################################
        # Parameters
        ##################################################
        self.parameter_0 = parameter_0

        ##################################################
        # Variables
        ##################################################
        self.samp_per_sym = samp_per_sym = 120
        self.symb_rate = symb_rate = 1200
        self.rrc_taps = rrc_taps = samp_per_sym * 6 + 1
        self.tcola_r = tcola_r = 1
        self.tcola_m = tcola_m = 32
        self.symbol_delay = symbol_delay = rrc_taps / samp_per_sym
        self.samp_rate = samp_rate = symb_rate * samp_per_sym
        self.noise = noise = 0
        self.fsk_deviation_hz = fsk_deviation_hz = 648
        self.fc = fc = 900e6
        self.bits_per_sym = bits_per_sym = 2

        ##################################################
        # Blocks
        ##################################################
        self._noise_range = Range(0, 5, 0.01, 0, 200)
        self._noise_win = RangeWidget(self._noise_range, self.set_noise,
                                      "Noise", "counter_slider", float)
        self.top_layout.addWidget(self._noise_win)
        self.tcola_time_compression_0 = tcola.time_compression_c(
            tcola_m, tcola_r, ())
        self.tcola_overlap_add_0 = tcola.overlap_add_c(tcola_m, tcola_r, ())
        self.qtgui_time_sink_x_0_0 = qtgui.time_sink_f(
            100,  #size
            samp_rate,  #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(0, 3)

        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(True)
        self.qtgui_time_sink_x_0_0.enable_grid(False)
        self.qtgui_time_sink_x_0_0.enable_control_panel(False)

        if not True:
            self.qtgui_time_sink_x_0_0.disable_legend()

        labels = [
            "Symbols", "Received Symbols", "RRC RX", "", "", "", "", "", "", ""
        ]
        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 = [0, 2, -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.qtgui_time_sink_x_0 = qtgui.time_sink_f(
            4096,  #size
            samp_rate,  #samp_rate
            "",  #name
            3  #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_control_panel(False)

        if not True:
            self.qtgui_time_sink_x_0.disable_legend()

        labels = ["Post RRC Tx", "Post RRC Rx", "", "", "", "", "", "", "", ""]
        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(3):
            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.qtgui_number_sink_0_0 = qtgui.number_sink(gr.sizeof_float, 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, 0.0)
            self.qtgui_number_sink_0_0.set_max(i, 1)
            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_float, 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, -7)
            self.qtgui_number_sink_0.set_max(i, 0)
            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.four_level_rrc_transmitter_0 = four_level_rrc_transmitter(
            alpha=0.350,
            bits_per_symbol=2,
            rrc_taps=rrc_taps,
            samp_per_sym=samp_per_sym,
            sym_rate=symb_rate,
        )
        self.four_level_rrc_receiver_0_0 = four_level_rrc_receiver(
            alpha=0.350,
            bits_per_sym=2,
            rrc_taps=rrc_taps,
            samp_per_sym=samp_per_sym,
            sym_rate=symb_rate,
        )
        self.four_level_rrc_receiver_0 = four_level_rrc_receiver(
            alpha=0.350,
            bits_per_sym=2,
            rrc_taps=rrc_taps,
            samp_per_sym=samp_per_sym,
            sym_rate=symb_rate,
        )
        self.fec_ber_bf_0 = fec.ber_bf(False, 100, -7.0)
        self.digital_glfsr_source_x_0 = digital.glfsr_source_b(8, True, 0, 1)
        self.channels_channel_model_0 = channels.channel_model(
            noise_voltage=noise,
            frequency_offset=0.0,
            epsilon=1.0,
            taps=(1, ),
            noise_seed=0,
            block_tags=False)
        self.blocks_vco_c_0 = blocks.vco_c(samp_rate,
                                           fsk_deviation_hz * 2 * math.pi, 1)
        self.blocks_pack_k_bits_bb_0_0 = blocks.pack_k_bits_bb(8)
        self.blocks_pack_k_bits_bb_0 = blocks.pack_k_bits_bb(8)
        self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_char * 1)
        self.blocks_delay_2 = blocks.delay(
            gr.sizeof_char * 1, (symbol_delay + symb_rate) * bits_per_sym - 2)
        self.blocks_delay_0_0_0 = blocks.delay(gr.sizeof_gr_complex * 1,
                                               samp_rate)
        self.blocks_delay_0_0 = blocks.delay(gr.sizeof_gr_complex * 1,
                                             samp_rate - tcola_m)
        self.blocks_delay_0 = blocks.delay(
            gr.sizeof_float * 1, symbol_delay * samp_per_sym / 2 + samp_rate)
        self.blocks_char_to_float_0_0 = blocks.char_to_float(1, 1)
        self.blocks_char_to_float_0 = blocks.char_to_float(1, 1)
        self.blks2_error_rate_0 = grc_blks2.error_rate(
            type='BER',
            win_size=1000,
            bits_per_symbol=1,
        )
        self.analog_quadrature_demod_cf_0_0 = analog.quadrature_demod_cf(
            samp_rate / (2 * math.pi * fsk_deviation_hz))
        self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf(
            samp_rate / (2 * math.pi * fsk_deviation_hz))

        ##################################################
        # Connections
        ##################################################
        self.connect((self.analog_quadrature_demod_cf_0, 0),
                     (self.four_level_rrc_receiver_0, 0))
        self.connect((self.analog_quadrature_demod_cf_0_0, 0),
                     (self.four_level_rrc_receiver_0_0, 0))
        self.connect((self.blks2_error_rate_0, 0),
                     (self.qtgui_number_sink_0_0, 0))
        self.connect((self.blocks_char_to_float_0, 0),
                     (self.qtgui_time_sink_x_0_0, 1))
        self.connect((self.blocks_char_to_float_0_0, 0),
                     (self.qtgui_time_sink_x_0_0, 0))
        self.connect((self.blocks_delay_0, 0), (self.qtgui_time_sink_x_0, 0))
        self.connect((self.blocks_delay_0_0, 0),
                     (self.analog_quadrature_demod_cf_0, 0))
        self.connect((self.blocks_delay_0_0_0, 0),
                     (self.analog_quadrature_demod_cf_0_0, 0))
        self.connect((self.blocks_delay_2, 0), (self.blks2_error_rate_0, 0))
        self.connect((self.blocks_delay_2, 0),
                     (self.blocks_char_to_float_0_0, 0))
        self.connect((self.blocks_delay_2, 0),
                     (self.blocks_pack_k_bits_bb_0, 0))
        self.connect((self.blocks_pack_k_bits_bb_0, 0), (self.fec_ber_bf_0, 0))
        self.connect((self.blocks_pack_k_bits_bb_0_0, 0),
                     (self.fec_ber_bf_0, 1))
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_delay_0_0_0, 0))
        self.connect((self.blocks_vco_c_0, 0),
                     (self.tcola_time_compression_0, 0))
        self.connect((self.channels_channel_model_0, 0),
                     (self.tcola_overlap_add_0, 0))
        self.connect((self.digital_glfsr_source_x_0, 0),
                     (self.blocks_delay_2, 0))
        self.connect((self.digital_glfsr_source_x_0, 0),
                     (self.four_level_rrc_transmitter_0, 0))
        self.connect((self.fec_ber_bf_0, 0), (self.qtgui_number_sink_0, 0))
        self.connect((self.four_level_rrc_receiver_0, 2),
                     (self.blks2_error_rate_0, 1))
        self.connect((self.four_level_rrc_receiver_0, 2),
                     (self.blocks_char_to_float_0, 0))
        self.connect((self.four_level_rrc_receiver_0, 2),
                     (self.blocks_pack_k_bits_bb_0_0, 0))
        self.connect((self.four_level_rrc_receiver_0, 0),
                     (self.qtgui_time_sink_x_0, 1))
        self.connect((self.four_level_rrc_receiver_0_0, 2),
                     (self.blocks_null_sink_0, 0))
        self.connect((self.four_level_rrc_receiver_0_0, 0),
                     (self.qtgui_time_sink_x_0, 2))
        self.connect((self.four_level_rrc_transmitter_0, 1),
                     (self.blocks_delay_0, 0))
        self.connect((self.four_level_rrc_transmitter_0, 1),
                     (self.blocks_vco_c_0, 0))
        self.connect((self.tcola_overlap_add_0, 0), (self.blocks_delay_0_0, 0))
        self.connect((self.tcola_time_compression_0, 0),
                     (self.channels_channel_model_0, 0))
Esempio n. 33
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.sps = sps = 4
        self.ntaps = ntaps = 1408
        self.nfilts = nfilts = 32
        self.excess_bw = excess_bw = 0.45
        self.timing_bw = timing_bw = 2 * pi / 100
        self.sr2 = sr2 = 300000
        self.samp_rate_0 = samp_rate_0 = 32000
        self.samp_rate = samp_rate = 100000
        self.s = s = 0.01
        self.rx_taps = rx_taps = filter.firdes.root_raised_cosine(nfilts, nfilts * sps, 1.0, excess_bw, ntaps)
        self.freq_bw = freq_bw = 2 * pi / 100
        self.fll_ntaps = fll_ntaps = 55

        ##################################################
        # Blocks
        ##################################################
        self.n = self.n = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
        self.n.AddPage(grc_wxgui.Panel(self.n), "tab1")
        self.n.AddPage(grc_wxgui.Panel(self.n), "tab2")
        self.n.AddPage(grc_wxgui.Panel(self.n), "tab3")
        self.Add(self.n)
        self.wxgui_scopesink2_2 = scopesink2.scope_sink_c(
            self.n.GetPage(1).GetWin(),
            title="Scope Plot",
            sample_rate=samp_rate,
            v_scale=0,
            v_offset=0,
            t_scale=0,
            ac_couple=False,
            xy_mode=False,
            num_inputs=1,
            trig_mode=wxgui.TRIG_MODE_AUTO,
            y_axis_label="Counts",
        )
        self.n.GetPage(1).Add(self.wxgui_scopesink2_2.win)
        self.wxgui_scopesink2_1 = scopesink2.scope_sink_f(
            self.n.GetPage(0).GetWin(),
            title="Scope Plot",
            sample_rate=samp_rate,
            v_scale=0,
            v_offset=0,
            t_scale=0,
            ac_couple=False,
            xy_mode=False,
            num_inputs=1,
            trig_mode=wxgui.TRIG_MODE_AUTO,
            y_axis_label="Counts",
        )
        self.n.GetPage(0).Add(self.wxgui_scopesink2_1.win)
        self.wxgui_scopesink2_0 = scopesink2.scope_sink_c(
            self.n.GetPage(2).GetWin(),
            title="Scope Plot",
            sample_rate=samp_rate,
            v_scale=0,
            v_offset=0,
            t_scale=0,
            ac_couple=False,
            xy_mode=False,
            num_inputs=1,
            trig_mode=wxgui.TRIG_MODE_AUTO,
            y_axis_label="Counts",
        )
        self.n.GetPage(2).Add(self.wxgui_scopesink2_0.win)
        _s_sizer = wx.BoxSizer(wx.VERTICAL)
        self._s_text_box = forms.text_box(
            parent=self.GetWin(),
            sizer=_s_sizer,
            value=self.s,
            callback=self.set_s,
            label="s",
            converter=forms.float_converter(),
            proportion=0,
        )
        self._s_slider = forms.slider(
            parent=self.GetWin(),
            sizer=_s_sizer,
            value=self.s,
            callback=self.set_s,
            minimum=-5,
            maximum=5,
            num_steps=100,
            style=wx.SL_HORIZONTAL,
            cast=float,
            proportion=1,
        )
        self.Add(_s_sizer)
        self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(
            4, taps=(firdes.root_raised_cosine(32, 32, 1.0, 0.45, 1408)), flt_size=32
        )
        self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)

        self.iir_filter_xxx_0_0 = filter.iir_filter_ffd(([1.0001, -1]), ([-1, 1]), True)
        self.iir_filter_xxx_0 = filter.iir_filter_ffd((0.01,), ([-1, 0.99]), True)
        self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(4, 2 * pi / 100, (rx_taps), 32, 16, 1.5, 1)
        self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(
            (((1 + 1j), (1 - 1j), (-1 + 1j), (-1 - 1j))), 1
        )
        self.blocks_vco_c_0 = blocks.vco_c(samp_rate, -5, 1)
        self.blocks_udp_source_0 = blocks.udp_source(gr.sizeof_float * 1, "127.0.0.1", 12345, 1472, True)
        self.blocks_udp_sink_0 = blocks.udp_sink(gr.sizeof_float * 1, "127.0.0.1", 12345, 1472, True)
        self.blocks_threshold_ff_0_0 = blocks.threshold_ff(-0.001, 0.001, 0)
        self.blocks_threshold_ff_0 = blocks.threshold_ff(-0.001, 0.001, 0)
        self.blocks_sub_xx_0 = blocks.sub_ff(1)
        self.blocks_multiply_xx_2 = blocks.multiply_vff(1)
        self.blocks_multiply_xx_1 = blocks.multiply_vff(1)
        self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
        self.blocks_multiply_const_vxx_2 = blocks.multiply_const_vff((1,))
        self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vff((1.413,))
        self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((1.413,))
        self.blocks_delay_0 = blocks.delay(gr.sizeof_float * 1, 1000)
        self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
        self.blocks_complex_to_imag_0 = blocks.complex_to_imag(1)
        self.blocks_add_const_vxx_0_0 = blocks.add_const_vff((-0.5,))
        self.blocks_add_const_vxx_0 = blocks.add_const_vff((-0.5,))
        self.analog_sig_source_x_0 = analog.sig_source_c(samp_rate, analog.GR_SIN_WAVE, 10, 1, 0)
        self.analog_random_source_x_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, 4, 1000)), True)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.analog_random_source_x_0, 0), (self.digital_chunks_to_symbols_xx_0, 0))
        self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0, 1))
        self.connect((self.blocks_add_const_vxx_0, 0), (self.blocks_multiply_const_vxx_0, 0))
        self.connect((self.blocks_add_const_vxx_0_0, 0), (self.blocks_multiply_const_vxx_1, 0))
        self.connect((self.blocks_complex_to_imag_0, 0), (self.blocks_multiply_xx_2, 1))
        self.connect((self.blocks_complex_to_imag_0, 0), (self.blocks_threshold_ff_0_0, 0))
        self.connect((self.blocks_complex_to_real_0, 0), (self.blocks_multiply_xx_1, 1))
        self.connect((self.blocks_complex_to_real_0, 0), (self.blocks_threshold_ff_0, 0))
        self.connect((self.blocks_delay_0, 0), (self.iir_filter_xxx_0_0, 0))
        self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_multiply_xx_2, 0))
        self.connect((self.blocks_multiply_const_vxx_1, 0), (self.blocks_multiply_xx_1, 0))
        self.connect((self.blocks_multiply_const_vxx_2, 0), (self.blocks_delay_0, 0))
        self.connect((self.blocks_multiply_xx_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
        self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_sub_xx_0, 1))
        self.connect((self.blocks_multiply_xx_2, 0), (self.blocks_sub_xx_0, 0))
        self.connect((self.blocks_sub_xx_0, 0), (self.iir_filter_xxx_0, 0))
        self.connect((self.blocks_threshold_ff_0, 0), (self.blocks_add_const_vxx_0, 0))
        self.connect((self.blocks_threshold_ff_0_0, 0), (self.blocks_add_const_vxx_0_0, 0))
        self.connect((self.blocks_udp_source_0, 0), (self.blocks_multiply_const_vxx_2, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_multiply_xx_0, 2))
        self.connect((self.blocks_vco_c_0, 0), (self.wxgui_scopesink2_2, 0))
        self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.pfb_arb_resampler_xxx_0, 0))
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.blocks_complex_to_imag_0, 0))
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.blocks_complex_to_real_0, 0))
        self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.wxgui_scopesink2_0, 0))
        self.connect((self.iir_filter_xxx_0, 0), (self.blocks_udp_sink_0, 0))
        self.connect((self.iir_filter_xxx_0, 0), (self.wxgui_scopesink2_1, 0))
        self.connect((self.iir_filter_xxx_0_0, 0), (self.blocks_vco_c_0, 0))
        self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.blocks_multiply_xx_0, 0))
Esempio n. 34
0
    def __init__(self,
                 antenna="",
                 bb_freq=0.0,
                 bw=0.0,
                 dc_removal="False",
                 decoded_data_file_path="/tmp/.satnogs/data/data",
                 dev_args="",
                 doppler_correction_per_sec=20,
                 enable_iq_dump=0,
                 file_path="test.wav",
                 gain=0.0,
                 gain_mode="Overall",
                 iq_file_path="/tmp/iq.dat",
                 lo_offset=100e3,
                 mark_frequency=2200.0,
                 other_settings="",
                 ppm=0,
                 rigctl_port=4532,
                 rx_freq=100e6,
                 samp_rate_rx=0.0,
                 soapy_rx_device="driver=invalid",
                 space_frequency=1200.0,
                 stream_args="",
                 tune_args="",
                 udp_IP="127.0.0.1",
                 udp_dump_dest='127.0.0.1',
                 udp_dump_port=7355,
                 udp_port=16887,
                 waterfall_file_path="/tmp/waterfall.dat"):
        gr.top_block.__init__(self, "AFSK1200 AX.25 decoder ")

        ##################################################
        # Parameters
        ##################################################
        self.antenna = antenna
        self.bb_freq = bb_freq
        self.bw = bw
        self.dc_removal = dc_removal
        self.decoded_data_file_path = decoded_data_file_path
        self.dev_args = dev_args
        self.doppler_correction_per_sec = doppler_correction_per_sec
        self.enable_iq_dump = enable_iq_dump
        self.file_path = file_path
        self.gain = gain
        self.gain_mode = gain_mode
        self.iq_file_path = iq_file_path
        self.lo_offset = lo_offset
        self.mark_frequency = mark_frequency
        self.other_settings = other_settings
        self.ppm = ppm
        self.rigctl_port = rigctl_port
        self.rx_freq = rx_freq
        self.samp_rate_rx = samp_rate_rx
        self.soapy_rx_device = soapy_rx_device
        self.space_frequency = space_frequency
        self.stream_args = stream_args
        self.tune_args = tune_args
        self.udp_IP = udp_IP
        self.udp_dump_dest = udp_dump_dest
        self.udp_dump_port = udp_dump_port
        self.udp_port = udp_port
        self.waterfall_file_path = waterfall_file_path

        ##################################################
        # Variables
        ##################################################
        self.variable_ax25_decoder_0_0 = variable_ax25_decoder_0_0 = satnogs.ax25_decoder_make(
            'GND', 0, True, False, True, 1024)
        self.variable_ax25_decoder_0 = variable_ax25_decoder_0 = satnogs.ax25_decoder_make(
            'GND', 0, True, True, True, 1024)
        self.max_modulation_freq = max_modulation_freq = 3000
        self.deviation = deviation = 5000
        self.baudrate = baudrate = 1200
        self.audio_samp_rate = audio_samp_rate = 48000

        ##################################################
        # Blocks
        ##################################################
        self.soapy_source_0_0 = None
        # Make sure that the gain mode is valid
        if (gain_mode not in ['Overall', 'Specific', 'Settings Field']):
            raise ValueError(
                "Wrong gain mode on channel 0. Allowed gain modes: "
                "['Overall', 'Specific', 'Settings Field']")

        dev = soapy_rx_device

        # Stream arguments for every activated stream
        tune_args = [tune_args]
        settings = [other_settings]

        # Setup the device arguments
        dev_args = dev_args

        self.soapy_source_0_0 = soapy.source(1, dev, dev_args, stream_args,
                                             tune_args, settings, samp_rate_rx,
                                             "fc32")

        self.soapy_source_0_0.set_dc_removal(
            0, bool(distutils.util.strtobool(dc_removal)))

        # Set up DC offset. If set to (0, 0) internally the source block
        # will handle the case if no DC offset correction is supported
        self.soapy_source_0_0.set_dc_offset(0, 0)

        # Setup IQ Balance. If set to (0, 0) internally the source block
        # will handle the case if no IQ balance correction is supported
        self.soapy_source_0_0.set_iq_balance(0, 0)

        self.soapy_source_0_0.set_agc(0, False)

        # generic frequency setting should be specified first
        self.soapy_source_0_0.set_frequency(0, rx_freq - lo_offset)

        self.soapy_source_0_0.set_frequency(0, "BB", bb_freq)

        # Setup Frequency correction. If set to 0 internally the source block
        # will handle the case if no frequency correction is supported
        self.soapy_source_0_0.set_frequency_correction(0, ppm)

        self.soapy_source_0_0.set_antenna(0, antenna)

        self.soapy_source_0_0.set_bandwidth(0, bw)

        if (gain_mode != 'Settings Field'):
            # pass is needed, in case the template does not evaluare anything
            pass
            self.soapy_source_0_0.set_gain(0, gain)
        self.satnogs_waterfall_sink_0 = satnogs.waterfall_sink(
            audio_samp_rate, rx_freq, 10, 1024, waterfall_file_path, 1)
        self.satnogs_udp_msg_sink_0_0 = satnogs.udp_msg_sink(
            udp_IP, udp_port, 1500)
        self.satnogs_tcp_rigctl_msg_source_0 = satnogs.tcp_rigctl_msg_source(
            "127.0.0.1", rigctl_port, False,
            int(1000.0 / doppler_correction_per_sec) + 1, 1500)
        self.satnogs_ogg_encoder_0 = satnogs.ogg_encoder(
            file_path, audio_samp_rate, 1.0)
        self.satnogs_json_converter_0 = satnogs.json_converter()
        self.satnogs_iq_sink_0 = satnogs.iq_sink(16768, iq_file_path, False,
                                                 enable_iq_dump)
        self.satnogs_frame_file_sink_0_1_0 = satnogs.frame_file_sink(
            decoded_data_file_path, 0)
        self.satnogs_frame_decoder_0_0_0 = satnogs.frame_decoder(
            variable_ax25_decoder_0_0, 1 * 1)
        self.satnogs_frame_decoder_0_0 = satnogs.frame_decoder(
            variable_ax25_decoder_0, 1 * 1)
        self.satnogs_doppler_compensation_0 = satnogs.doppler_compensation(
            samp_rate_rx, rx_freq, lo_offset, audio_samp_rate, 1, 0)
        self.low_pass_filter_2_0 = filter.fir_filter_fff(
            1,
            firdes.low_pass(1, baudrate * 2, baudrate / 2 + 500 / 2, 500,
                            firdes.WIN_HAMMING, 6.76))
        self.low_pass_filter_1 = filter.fir_filter_ccf(
            20,
            firdes.low_pass(1, audio_samp_rate,
                            (mark_frequency - space_frequency) / 2.0 + 250,
                            500, firdes.WIN_HAMMING, 6.76))
        self.low_pass_filter_0_0 = filter.fir_filter_ccf(
            1,
            firdes.low_pass(1, audio_samp_rate,
                            (deviation + max_modulation_freq) * 1.25, 3e3,
                            firdes.WIN_HAMMING, 6.76))
        self.low_pass_filter_0 = filter.fir_filter_ccf(
            1,
            firdes.low_pass(1, audio_samp_rate,
                            deviation + max_modulation_freq, 1000,
                            firdes.WIN_HAMMING, 6.76))
        self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff(
            (48e3 / 20) / baudrate, 2 * math.pi / 100.0, 0.5, 0.5 / 8.0, 0.01)
        self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
        self.dc_blocker_xx_0_0 = filter.dc_blocker_ff(1024, True)
        self.dc_blocker_xx_0 = filter.dc_blocker_ff(1024, True)
        self.blocks_vco_c_0 = blocks.vco_c(audio_samp_rate, -audio_samp_rate,
                                           1.0)
        self.blocks_udp_sink_0_0 = blocks.udp_sink(gr.sizeof_gr_complex * 1,
                                                   udp_dump_dest,
                                                   udp_dump_port + 1, 1472,
                                                   True)
        self.blocks_udp_sink_0 = blocks.udp_sink(gr.sizeof_short * 1,
                                                 udp_dump_dest, udp_dump_port,
                                                 1472, True)
        self.blocks_rotator_cc_0 = blocks.rotator_cc(
            -2.0 * math.pi * (((1200 + 2200) / 2) / audio_samp_rate))
        self.blocks_multiply_xx_0_0 = blocks.multiply_vcc(1)
        self.blocks_moving_average_xx_0 = blocks.moving_average_ff(
            1024, 1.0 / 1024.0, 4096, 1)
        self.blocks_float_to_short_0 = blocks.float_to_short(1, 16383.0)
        self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
        self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, 1024 // 2)
        self.band_pass_filter_0 = filter.fir_filter_fff(
            1,
            firdes.band_pass(1, audio_samp_rate, 1000, 2400, 400,
                             firdes.WIN_HAMMING, 6.76))
        self.analog_quadrature_demod_cf_0_0_0_0 = analog.quadrature_demod_cf(
            1.0)
        self.analog_quadrature_demod_cf_0_0 = analog.quadrature_demod_cf(
            (2 * math.pi * deviation) / audio_samp_rate)
        self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf(
            ((audio_samp_rate / 20) / baudrate) / (math.pi * 1))

        ##################################################
        # Connections
        ##################################################
        self.msg_connect((self.satnogs_frame_decoder_0_0, 'out'),
                         (self.satnogs_json_converter_0, 'in'))
        self.msg_connect((self.satnogs_frame_decoder_0_0_0, 'out'),
                         (self.satnogs_json_converter_0, 'in'))
        self.msg_connect((self.satnogs_json_converter_0, 'out'),
                         (self.satnogs_frame_file_sink_0_1_0, 'frame'))
        self.msg_connect((self.satnogs_json_converter_0, 'out'),
                         (self.satnogs_udp_msg_sink_0_0, 'in'))
        self.msg_connect((self.satnogs_tcp_rigctl_msg_source_0, 'freq'),
                         (self.satnogs_doppler_compensation_0, 'doppler'))
        self.connect((self.analog_quadrature_demod_cf_0, 0),
                     (self.dc_blocker_xx_0_0, 0))
        self.connect((self.analog_quadrature_demod_cf_0_0, 0),
                     (self.band_pass_filter_0, 0))
        self.connect((self.analog_quadrature_demod_cf_0_0, 0),
                     (self.blocks_float_to_short_0, 0))
        self.connect((self.analog_quadrature_demod_cf_0_0, 0),
                     (self.satnogs_ogg_encoder_0, 0))
        self.connect((self.analog_quadrature_demod_cf_0_0_0_0, 0),
                     (self.blocks_moving_average_xx_0, 0))
        self.connect((self.band_pass_filter_0, 0), (self.dc_blocker_xx_0, 0))
        self.connect((self.blocks_delay_0, 0),
                     (self.blocks_multiply_xx_0_0, 0))
        self.connect((self.blocks_float_to_complex_0, 0),
                     (self.blocks_rotator_cc_0, 0))
        self.connect((self.blocks_float_to_short_0, 0),
                     (self.blocks_udp_sink_0, 0))
        self.connect((self.blocks_moving_average_xx_0, 0),
                     (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_multiply_xx_0_0, 0),
                     (self.low_pass_filter_0, 0))
        self.connect((self.blocks_rotator_cc_0, 0),
                     (self.low_pass_filter_1, 0))
        self.connect((self.blocks_vco_c_0, 0),
                     (self.blocks_multiply_xx_0_0, 1))
        self.connect((self.dc_blocker_xx_0, 0),
                     (self.blocks_float_to_complex_0, 0))
        self.connect((self.dc_blocker_xx_0_0, 0),
                     (self.low_pass_filter_2_0, 0))
        self.connect((self.digital_binary_slicer_fb_0, 0),
                     (self.satnogs_frame_decoder_0_0, 0))
        self.connect((self.digital_binary_slicer_fb_0, 0),
                     (self.satnogs_frame_decoder_0_0_0, 0))
        self.connect((self.digital_clock_recovery_mm_xx_0, 0),
                     (self.digital_binary_slicer_fb_0, 0))
        self.connect((self.low_pass_filter_0, 0),
                     (self.analog_quadrature_demod_cf_0_0, 0))
        self.connect((self.low_pass_filter_0_0, 0),
                     (self.analog_quadrature_demod_cf_0_0_0_0, 0))
        self.connect((self.low_pass_filter_1, 0),
                     (self.analog_quadrature_demod_cf_0, 0))
        self.connect((self.low_pass_filter_2_0, 0),
                     (self.digital_clock_recovery_mm_xx_0, 0))
        self.connect((self.satnogs_doppler_compensation_0, 0),
                     (self.blocks_delay_0, 0))
        self.connect((self.satnogs_doppler_compensation_0, 0),
                     (self.blocks_udp_sink_0_0, 0))
        self.connect((self.satnogs_doppler_compensation_0, 0),
                     (self.low_pass_filter_0_0, 0))
        self.connect((self.satnogs_doppler_compensation_0, 0),
                     (self.satnogs_iq_sink_0, 0))
        self.connect((self.satnogs_doppler_compensation_0, 0),
                     (self.satnogs_waterfall_sink_0, 0))
        self.connect((self.soapy_source_0_0, 0),
                     (self.satnogs_doppler_compensation_0, 0))
Esempio n. 35
0
    def __init__(self, Pi=3.14159, chirp_time=260000000):
        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")

        if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
            self.restoreGeometry(self.settings.value("geometry").toByteArray())
        else:
            self.restoreGeometry(self.settings.value("geometry", type=QtCore.QByteArray))

        ##################################################
        # Parameters
        ##################################################
        self.Pi = Pi
        self.chirp_time = chirp_time

        ##################################################
        # Variables
        ##################################################
        self.samp_rate = samp_rate = 2032920
        self.q = q = 10000
        self.lo = lo = 2033000000
        self.f_dev = f_dev = 10
        self.f_c = f_c = 2
        self.del1 = del1 = 524880
        self.deci = deci = 220

        ##################################################
        # Blocks
        ##################################################
        self._lo_range = Range(10000000, 6000000000, 100000, 2033000000, 200)
        self._lo_win = RangeWidget(self._lo_range, self.set_lo, 'lo freq', "counter_slider", float)
        self.top_layout.addWidget(self._lo_win)
        self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
                interpolation=1,
                decimation=deci,
                taps=None,
                fractional_bw=None,
        )
        self.qtgui_sink_x_0 = qtgui.sink_c(
        	1024, #fftsize
        	firdes.WIN_BLACKMAN_hARRIS, #wintype
        	0, #fc
        	samp_rate, #bw
        	"", #name
        	True, #plotfreq
        	True, #plotwaterfall
        	True, #plottime
        	True, #plotconst
        )
        self.qtgui_sink_x_0.set_update_time(1.0/10)
        self._qtgui_sink_x_0_win = sip.wrapinstance(self.qtgui_sink_x_0.pyqwidget(), Qt.QWidget)
        self.top_layout.addWidget(self._qtgui_sink_x_0_win)

        self.qtgui_sink_x_0.enable_rf_freq(False)



        self._q_range = Range(10000, 10000000, 1, 10000, 200)
        self._q_win = RangeWidget(self._q_range, self.set_q, 'Q', "counter_slider", int)
        self.top_layout.addWidget(self._q_win)
        self.pluto_source_0 = iio.pluto_source('ip:pluto.local', lo, samp_rate, 1 - 1, 1000000, 0x8000, False, False, True, "manual", 60, '', True)
        self.pluto_sink_0 = iio.pluto_sink('ip:pluto.local', lo, samp_rate, 1 - 1, 1000000, 0x8000, False, 0, '', True)
        self.blocks_vco_c_0 = blocks.vco_c(samp_rate, 628318, 1)
        self.blocks_skiphead_0_0 = blocks.skiphead(gr.sizeof_float*1, del1)
        self.blocks_skiphead_0 = blocks.skiphead(gr.sizeof_gr_complex*1, del1)
        self.blocks_multiply_conjugate_cc_0 = blocks.multiply_conjugate_cc(1)
        self.blocks_head_1 = blocks.head(gr.sizeof_gr_complex*1, 20000000)
        self.blocks_head_0 = blocks.head(gr.sizeof_float*1, 20000000)
        self.blocks_file_sink_0_0 = blocks.file_sink(gr.sizeof_float*1, '/home/raidfire/gpr/data/test_multi.bin', False)
        self.blocks_file_sink_0_0.set_unbuffered(True)
        self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_float*1, '/home/raidfire/gpr/data/test_saw.bin', False)
        self.blocks_file_sink_0.set_unbuffered(True)
        self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
        self.analog_sig_source_x_0 = analog.sig_source_f(samp_rate, analog.GR_SAW_WAVE, 3.84615, f_dev, f_c)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.analog_sig_source_x_0, 0), (self.blocks_skiphead_0_0, 0))
        self.connect((self.analog_sig_source_x_0, 0), (self.blocks_vco_c_0, 0))
        self.connect((self.blocks_complex_to_real_0, 0), (self.blocks_file_sink_0_0, 0))
        self.connect((self.blocks_head_0, 0), (self.blocks_file_sink_0, 0))
        self.connect((self.blocks_head_1, 0), (self.blocks_multiply_conjugate_cc_0, 0))
        self.connect((self.blocks_head_1, 0), (self.pluto_sink_0, 0))
        self.connect((self.blocks_multiply_conjugate_cc_0, 0), (self.rational_resampler_xxx_0, 0))
        self.connect((self.blocks_skiphead_0, 0), (self.blocks_head_1, 0))
        self.connect((self.blocks_skiphead_0_0, 0), (self.blocks_head_0, 0))
        self.connect((self.blocks_vco_c_0, 0), (self.blocks_skiphead_0, 0))
        self.connect((self.pluto_source_0, 0), (self.blocks_complex_to_real_0, 0))
        self.connect((self.pluto_source_0, 0), (self.blocks_multiply_conjugate_cc_0, 1))
        self.connect((self.rational_resampler_xxx_0, 0), (self.qtgui_sink_x_0, 0))