def test_encoder_decoder(self): """Connects a PDU to KISS and KISS to PDU and sends PDUs through""" pdu2kiss = pdu_to_kiss(include_timestamp=True) kiss2pdu = kiss_to_pdu() pdu2tag = blocks.pdu_to_tagged_stream(byte_t) dbg = blocks.message_debug() self.tb.connect(pdu2tag, kiss2pdu) self.tb.msg_connect((pdu2kiss, 'out'), (pdu2tag, 'pdus')) self.tb.msg_connect((kiss2pdu, 'out'), (dbg, 'store')) test_size = 150 test_number_frames = 7 test_data = [ np.random.randint(0, 256, test_size, dtype='uint8') for _ in range(test_number_frames) ] for td in test_data: test_frame = pmt.cons(pmt.PMT_NIL, pmt.init_u8vector(test_size, td)) pdu2kiss.to_basic_block()._post(pmt.intern('in'), test_frame) pdu2kiss.to_basic_block()._post( pmt.intern('system'), pmt.cons(pmt.intern('done'), pmt.from_long(1))) self.tb.start() self.tb.wait() for j, td in enumerate(test_data): result_data = pmt.u8vector_elements(pmt.cdr(dbg.get_message(j))) np.testing.assert_equal( td, result_data, 'KISS to PDU output does not match expected frame')
def __init__(self): gr.top_block.__init__(self, "Hdlc Frame") Qt.QWidget.__init__(self) self.setWindowTitle("Hdlc Frame") 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", "hdlc_Frame") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.samp_rate = samp_rate = 48e3 self.message = message = 'a', 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0 ################################################## # Blocks ################################################## self.satellites_pdu_to_kiss_0 = satellites.pdu_to_kiss() self.qtgui_edit_box_msg_0 = qtgui.edit_box_msg(qtgui.STRING, '', '', False, False, '') self._qtgui_edit_box_msg_0_win = sip.wrapinstance( self.qtgui_edit_box_msg_0.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_edit_box_msg_0_win) self.epy_block_0 = epy_block_0.blk() self.digital_hdlc_framer_pb_0 = digital.hdlc_framer_pb('packet_len') self.digital_hdlc_deframer_bp_0 = digital.hdlc_deframer_bp(32, 500) self.blocks_random_pdu_0 = blocks.random_pdu(16, 64, chr(0xFF), 2) self.blocks_message_strobe_random_0 = blocks.message_strobe_random( pmt.intern("TEST"), blocks.STROBE_POISSON, 10000, 500) self.blocks_message_debug_1 = blocks.message_debug() self.blocks_message_debug_0 = blocks.message_debug() ################################################## # Connections ################################################## self.msg_connect((self.blocks_message_strobe_random_0, 'strobe'), (self.blocks_random_pdu_0, 'generate')) self.msg_connect((self.blocks_random_pdu_0, 'pdus'), (self.satellites_pdu_to_kiss_0, 'in')) self.msg_connect((self.digital_hdlc_deframer_bp_0, 'out'), (self.blocks_message_debug_0, 'print_pdu')) self.msg_connect((self.satellites_pdu_to_kiss_0, 'out'), (self.digital_hdlc_framer_pb_0, 'in')) self.connect((self.digital_hdlc_framer_pb_0, 0), (self.digital_hdlc_deframer_bp_0, 0))
def __init__(self): gr.top_block.__init__(self, "Top Block") Qt.QWidget.__init__(self) self.setWindowTitle("Top Block") qtgui.util.check_set_qss() try: self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc')) except: pass self.top_scroll_layout = Qt.QVBoxLayout() self.setLayout(self.top_scroll_layout) self.top_scroll = Qt.QScrollArea() self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame) self.top_scroll_layout.addWidget(self.top_scroll) self.top_scroll.setWidgetResizable(True) self.top_widget = Qt.QWidget() self.top_scroll.setWidget(self.top_widget) self.top_layout = Qt.QVBoxLayout(self.top_widget) self.top_grid_layout = Qt.QGridLayout() self.top_layout.addLayout(self.top_grid_layout) self.settings = Qt.QSettings("GNU Radio", "top_block") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.samp_rate = samp_rate = 48000 self.samp_per_sym = samp_per_sym = 5 ################################################## # Blocks ################################################## self.satellites_pdu_to_kiss_0 = satellites.pdu_to_kiss() self.satellites_nrzi_encode_0 = satellites.nrzi_encode() self.satellites_nrzi_decode_0 = satellites.nrzi_decode() self.satellites_kiss_to_pdu_0 = satellites.kiss_to_pdu(True) self.satellites_hdlc_framer_0 = satellites.hdlc_framer( preamble_bytes=50, postamble_bytes=7) self.satellites_hdlc_deframer_0 = satellites.hdlc_deframer( check_fcs=True, max_length=10000) self.qtgui_time_sink_x_0_0 = qtgui.time_sink_f( 1024, #size samp_rate, #samp_rate "", #name 1 #number of inputs ) self.qtgui_time_sink_x_0_0.set_update_time(0.10) self.qtgui_time_sink_x_0_0.set_y_axis(-1, 1) self.qtgui_time_sink_x_0_0.set_y_label('Amplitude', "") self.qtgui_time_sink_x_0_0.enable_tags(-1, True) self.qtgui_time_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") self.qtgui_time_sink_x_0_0.enable_autoscale(False) self.qtgui_time_sink_x_0_0.enable_grid(False) self.qtgui_time_sink_x_0_0.enable_axis_labels(True) self.qtgui_time_sink_x_0_0.enable_control_panel(False) if not True: self.qtgui_time_sink_x_0_0.disable_legend() labels = ['', '', '', '', '', '', '', '', '', ''] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = [ "blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "blue" ] styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(1): if len(labels[i]) == 0: self.qtgui_time_sink_x_0_0.set_line_label( i, "Data {0}".format(i)) else: self.qtgui_time_sink_x_0_0.set_line_label(i, labels[i]) self.qtgui_time_sink_x_0_0.set_line_width(i, widths[i]) self.qtgui_time_sink_x_0_0.set_line_color(i, colors[i]) self.qtgui_time_sink_x_0_0.set_line_style(i, styles[i]) self.qtgui_time_sink_x_0_0.set_line_marker(i, markers[i]) self.qtgui_time_sink_x_0_0.set_line_alpha(i, alphas[i]) self._qtgui_time_sink_x_0_0_win = sip.wrapinstance( self.qtgui_time_sink_x_0_0.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_time_sink_x_0_0_win) self.qtgui_time_sink_x_0 = qtgui.time_sink_f( 1024, #size samp_rate, #samp_rate "", #name 1 #number of inputs ) self.qtgui_time_sink_x_0.set_update_time(0.10) self.qtgui_time_sink_x_0.set_y_axis(-1, 1) self.qtgui_time_sink_x_0.set_y_label('Amplitude', "") self.qtgui_time_sink_x_0.enable_tags(-1, True) self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") self.qtgui_time_sink_x_0.enable_autoscale(False) self.qtgui_time_sink_x_0.enable_grid(False) self.qtgui_time_sink_x_0.enable_axis_labels(True) self.qtgui_time_sink_x_0.enable_control_panel(False) if not True: self.qtgui_time_sink_x_0.disable_legend() labels = ['', '', '', '', '', '', '', '', '', ''] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = [ "blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "blue" ] styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(1): if len(labels[i]) == 0: self.qtgui_time_sink_x_0.set_line_label( i, "Data {0}".format(i)) else: self.qtgui_time_sink_x_0.set_line_label(i, labels[i]) self.qtgui_time_sink_x_0.set_line_width(i, widths[i]) self.qtgui_time_sink_x_0.set_line_color(i, colors[i]) self.qtgui_time_sink_x_0.set_line_style(i, styles[i]) self.qtgui_time_sink_x_0.set_line_marker(i, markers[i]) self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i]) self._qtgui_time_sink_x_0_win = sip.wrapinstance( self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_time_sink_x_0_win) self.digital_scrambler_bb_0 = digital.scrambler_bb(0x21, 0x0, 16) self.digital_descrambler_bb_0 = digital.descrambler_bb(0x21, 0, 16) self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff( samp_per_sym * (1 + 0.0), 0.25 * 0.175 * 0.175, 0.5, 0.175, 0.005) self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb() self.blocks_socket_pdu_0 = blocks.socket_pdu("TCP_SERVER", '', '52001', 10000, True) self.blocks_repeat_0 = blocks.repeat(gr.sizeof_char * 1, samp_per_sym) self.blocks_pdu_to_tagged_stream_0_0 = blocks.pdu_to_tagged_stream( blocks.byte_t, 'packet_len') self.blocks_pdu_to_tagged_stream_0 = blocks.pdu_to_tagged_stream( blocks.byte_t, 'packet_len') self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((0.5, )) self.blocks_message_debug_0 = blocks.message_debug() self.blocks_char_to_float_0 = blocks.char_to_float(1, 1) self.blocks_add_const_vxx_0 = blocks.add_const_vff((-0.5, )) self.audio_source_0 = audio.source(samp_rate, '', True) self.audio_sink_0 = audio.sink(samp_rate, '', True) ################################################## # Connections ################################################## self.msg_connect((self.blocks_socket_pdu_0, 'pdus'), (self.blocks_pdu_to_tagged_stream_0, 'pdus')) self.msg_connect((self.satellites_hdlc_deframer_0, 'out'), (self.blocks_message_debug_0, 'print_pdu')) self.msg_connect((self.satellites_hdlc_deframer_0, 'out'), (self.satellites_pdu_to_kiss_0, 'in')) self.msg_connect((self.satellites_hdlc_framer_0, 'out'), (self.blocks_pdu_to_tagged_stream_0_0, 'pdus')) self.msg_connect((self.satellites_kiss_to_pdu_0, 'out'), (self.satellites_hdlc_framer_0, 'in')) self.msg_connect((self.satellites_pdu_to_kiss_0, 'out'), (self.blocks_socket_pdu_0, 'pdus')) self.connect((self.audio_source_0, 0), (self.digital_clock_recovery_mm_xx_0, 0)) self.connect((self.audio_source_0, 0), (self.qtgui_time_sink_x_0, 0)) self.connect((self.blocks_add_const_vxx_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.blocks_char_to_float_0, 0), (self.blocks_add_const_vxx_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.audio_sink_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.qtgui_time_sink_x_0_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_0, 0), (self.satellites_kiss_to_pdu_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_0_0, 0), (self.digital_scrambler_bb_0, 0)) self.connect((self.blocks_repeat_0, 0), (self.blocks_char_to_float_0, 0)) self.connect((self.digital_binary_slicer_fb_0, 0), (self.satellites_nrzi_decode_0, 0)) self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.digital_binary_slicer_fb_0, 0)) self.connect((self.digital_descrambler_bb_0, 0), (self.satellites_hdlc_deframer_0, 0)) self.connect((self.digital_scrambler_bb_0, 0), (self.satellites_nrzi_encode_0, 0)) self.connect((self.satellites_nrzi_decode_0, 0), (self.digital_descrambler_bb_0, 0)) self.connect((self.satellites_nrzi_encode_0, 0), (self.blocks_repeat_0, 0))
def __init__(self, rx_freq=401.5e6, rx_offset=125e3): gr.top_block.__init__(self, "VCC FSK Receiver") Qt.QWidget.__init__(self) self.setWindowTitle("VCC FSK Receiver") 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", "fsk_rx_hier") 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.rx_freq = rx_freq self.rx_offset = rx_offset ################################################## # Variables ################################################## self.samp_rate = samp_rate = 250000 self.interp = interp = 24 self.decim = decim = 25 * 5 self.baud = baud = 9600 self.samps_per_symb = samps_per_symb = (samp_rate / decim * interp) / baud self.rx_gain = rx_gain = 0 self.rx_correct = rx_correct = -300 self.lpf_trans = lpf_trans = 1e3 self.lpf_cutoff = lpf_cutoff = 12.5e3 self.fsk_dev = fsk_dev = 10000 ################################################## # Blocks ################################################## self._rx_gain_range = Range(0, 86, 1, 0, 200) self._rx_gain_win = RangeWidget(self._rx_gain_range, self.set_rx_gain, 'RX Gain', "counter_slider", float) self.top_grid_layout.addWidget(self._rx_gain_win, 4, 0, 1, 4) for r in range(4, 5): self.top_grid_layout.setRowStretch(r, 1) for c in range(0, 4): self.top_grid_layout.setColumnStretch(c, 1) self._rx_correct_range = Range(-10000, 10000, 1, -300, 200) self._rx_correct_win = RangeWidget(self._rx_correct_range, self.set_rx_correct, 'rx_correct', "counter_slider", float) self.top_grid_layout.addWidget(self._rx_correct_win, 5, 0, 1, 4) for r in range(5, 6): self.top_grid_layout.setRowStretch(r, 1) for c in range(0, 4): self.top_grid_layout.setColumnStretch(c, 1) self.uhd_usrp_source_0 = uhd.usrp_source( ",".join(("", "")), uhd.stream_args( cpu_format="fc32", args='', channels=list(range(0, 1)), ), ) self.uhd_usrp_source_0.set_center_freq( uhd.tune_request(rx_freq + rx_correct, rx_offset), 0) self.uhd_usrp_source_0.set_gain(rx_gain, 0) self.uhd_usrp_source_0.set_antenna('TX/RX', 0) self.uhd_usrp_source_0.set_samp_rate(samp_rate) self.uhd_usrp_source_0.set_time_unknown_pps(uhd.time_spec()) self.satellites_pdu_to_kiss_0 = satellites.pdu_to_kiss( control_byte=True, include_timestamp=False) self.satellites_nrzi_decode_0 = satellites.nrzi_decode() self.satellites_hdlc_deframer_0 = satellites.hdlc_deframer( check_fcs=True, max_length=10000) self.rational_resampler_xxx_0_0 = filter.rational_resampler_ccc( interpolation=interp, decimation=decim, taps=None, fractional_bw=0) self.qtgui_freq_sink_x_1_0 = qtgui.freq_sink_c( 2048, #size firdes.WIN_BLACKMAN_hARRIS, #wintype 0, #fc samp_rate / decim * interp, #bw "RX Spectrum", #name 2) self.qtgui_freq_sink_x_1_0.set_update_time(0.010) self.qtgui_freq_sink_x_1_0.set_y_axis(-150, 0) self.qtgui_freq_sink_x_1_0.set_y_label('Relative Gain', 'dB') self.qtgui_freq_sink_x_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") self.qtgui_freq_sink_x_1_0.enable_autoscale(False) self.qtgui_freq_sink_x_1_0.enable_grid(True) self.qtgui_freq_sink_x_1_0.set_fft_average(1.0) self.qtgui_freq_sink_x_1_0.enable_axis_labels(True) self.qtgui_freq_sink_x_1_0.enable_control_panel(False) self.qtgui_freq_sink_x_1_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(2): if len(labels[i]) == 0: self.qtgui_freq_sink_x_1_0.set_line_label( i, "Data {0}".format(i)) else: self.qtgui_freq_sink_x_1_0.set_line_label(i, labels[i]) self.qtgui_freq_sink_x_1_0.set_line_width(i, widths[i]) self.qtgui_freq_sink_x_1_0.set_line_color(i, colors[i]) self.qtgui_freq_sink_x_1_0.set_line_alpha(i, alphas[i]) self._qtgui_freq_sink_x_1_0_win = sip.wrapinstance( self.qtgui_freq_sink_x_1_0.pyqwidget(), Qt.QWidget) self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_1_0_win, 0, 0, 4, 4) for r in range(0, 4): self.top_grid_layout.setRowStretch(r, 1) for c in range(0, 4): self.top_grid_layout.setColumnStretch(c, 1) self.low_pass_filter_0 = filter.fir_filter_ccf( 1, firdes.low_pass(1, samp_rate / decim * interp, lpf_cutoff, lpf_trans, firdes.WIN_HAMMING, 6.76)) self.digital_descrambler_bb_0 = digital.descrambler_bb(0x21, 0, 16) self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff( samps_per_symb * (1 + 0.0), 0.25 * 0.175 * 0.175, 0.25, 0.175, 0.005) self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb() self.blocks_socket_pdu_0_2_0 = blocks.socket_pdu( 'TCP_SERVER', '0.0.0.0', '8001', 1024, False) self.analog_quadrature_demod_cf_1 = analog.quadrature_demod_cf( (samp_rate / decim * interp) / (2 * math.pi * fsk_dev / 8.0)) self.analog_agc2_xx_0 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0) self.analog_agc2_xx_0.set_max_gain(65536) ################################################## # Connections ################################################## self.msg_connect((self.satellites_hdlc_deframer_0, 'out'), (self.satellites_pdu_to_kiss_0, 'in')) self.msg_connect((self.satellites_pdu_to_kiss_0, 'out'), (self.blocks_socket_pdu_0_2_0, 'pdus')) self.connect((self.analog_agc2_xx_0, 0), (self.low_pass_filter_0, 0)) self.connect((self.analog_quadrature_demod_cf_1, 0), (self.digital_clock_recovery_mm_xx_0, 0)) self.connect((self.digital_binary_slicer_fb_0, 0), (self.digital_descrambler_bb_0, 0)) self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.digital_binary_slicer_fb_0, 0)) self.connect((self.digital_descrambler_bb_0, 0), (self.satellites_nrzi_decode_0, 0)) self.connect((self.low_pass_filter_0, 0), (self.analog_quadrature_demod_cf_1, 0)) self.connect((self.low_pass_filter_0, 0), (self.qtgui_freq_sink_x_1_0, 1)) self.connect((self.rational_resampler_xxx_0_0, 0), (self.analog_agc2_xx_0, 0)) self.connect((self.rational_resampler_xxx_0_0, 0), (self.qtgui_freq_sink_x_1_0, 0)) self.connect((self.satellites_nrzi_decode_0, 0), (self.satellites_hdlc_deframer_0, 0)) self.connect((self.uhd_usrp_source_0, 0), (self.rational_resampler_xxx_0_0, 0))