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))