def test_004_8bits_formatter_ofdm (self): occupied_carriers = ((1, 2, 3, 5, 6, 7),) # 3 PDUs: | | | | data = (1, 2, 3, 4, 1, 2, 1, 2, 3, 4) tagname = "packet_len" tag1 = gr.tag_t() tag1.offset = 0 tag1.key = pmt.string_to_symbol(tagname) tag1.value = pmt.from_long(4) tag2 = gr.tag_t() tag2.offset = 4 tag2.key = pmt.string_to_symbol(tagname) tag2.value = pmt.from_long(2) tag3 = gr.tag_t() tag3.offset = 6 tag3.key = pmt.string_to_symbol(tagname) tag3.value = pmt.from_long(4) src = blocks.vector_source_b(data, False, 1, (tag1, tag2, tag3)) formatter_object = digital.packet_header_ofdm(occupied_carriers, 1, tagname) self.assertEqual(formatter_object.header_len(), 6) self.assertEqual(pmt.symbol_to_string(formatter_object.len_tag_key()), tagname) header = digital.packet_headergenerator_bb(formatter_object.formatter(), tagname) sink = blocks.vector_sink_b() self.tb.connect(src, header, sink) self.tb.run() expected_data = ( 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0 ) self.assertEqual(sink.data(), expected_data)
def test_004_8bits_formatter_ofdm(self): occupied_carriers = ((1, 2, 3, 5, 6, 7), ) # 3 PDUs: | | | | data = (1, 2, 3, 4, 1, 2, 1, 2, 3, 4) tagname = "packet_len" tag1 = gr.tag_t() tag1.offset = 0 tag1.key = pmt.string_to_symbol(tagname) tag1.value = pmt.from_long(4) tag2 = gr.tag_t() tag2.offset = 4 tag2.key = pmt.string_to_symbol(tagname) tag2.value = pmt.from_long(2) tag3 = gr.tag_t() tag3.offset = 6 tag3.key = pmt.string_to_symbol(tagname) tag3.value = pmt.from_long(4) src = blocks.vector_source_b(data, False, 1, (tag1, tag2, tag3)) formatter_object = digital.packet_header_ofdm(occupied_carriers, 1, tagname) self.assertEqual(formatter_object.header_len(), 6) self.assertEqual(pmt.symbol_to_string(formatter_object.len_tag_key()), tagname) header = digital.packet_headergenerator_bb( formatter_object.formatter(), tagname) sink = blocks.vector_sink_b() self.tb.connect(src, header, sink) self.tb.run() expected_data = (0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0) self.assertEqual(sink.data(), expected_data)
def test_002_32bits (self): # 3 PDUs: | | | | data = (1, 2, 3, 4, 1, 2, 1, 2, 3, 4) tagname = "packet_len" tag1 = gr.tag_t() tag1.offset = 0 tag1.key = pmt.string_to_symbol(tagname) tag1.value = pmt.from_long(4) tag2 = gr.tag_t() tag2.offset = 4 tag2.key = pmt.string_to_symbol(tagname) tag2.value = pmt.from_long(2) tag3 = gr.tag_t() tag3.offset = 6 tag3.key = pmt.string_to_symbol(tagname) tag3.value = pmt.from_long(4) src = blocks.vector_source_b(data, False, 1, (tag1, tag2, tag3)) header = digital.packet_headergenerator_bb(32, tagname) sink = blocks.vector_sink_b() self.tb.connect(src, header, sink) self.tb.run() expected_data = ( # | Number of symbols | Packet number | Parity 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ) self.assertEqual(sink.data(), expected_data)
def test_003_12bits_formatter_object(self): # 3 PDUs: | | | | data = (1, 2, 3, 4, 1, 2, 1, 2, 3, 4) tagname = "packet_len" tag1 = gr.tag_t() tag1.offset = 0 tag1.key = pmt.string_to_symbol(tagname) tag1.value = pmt.from_long(4) tag2 = gr.tag_t() tag2.offset = 4 tag2.key = pmt.string_to_symbol(tagname) tag2.value = pmt.from_long(2) tag3 = gr.tag_t() tag3.offset = 6 tag3.key = pmt.string_to_symbol(tagname) tag3.value = pmt.from_long(4) src = blocks.vector_source_b(data, False, 1, (tag1, tag2, tag3)) formatter_object = digital.packet_header_default(12, tagname) header = digital.packet_headergenerator_bb( formatter_object.formatter(), tagname) sink = blocks.vector_sink_b() self.tb.connect(src, header, sink) self.tb.run() expected_data = (0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0) self.assertEqual(sink.data(), expected_data)
def test_002_pipe(self): """ Create N packets of random length, pipe them through header generator, back to header parser, make sure output is the same. """ N = 20 header_len = 32 packet_len_tagname = "packet_len" packet_lengths = [random.randint(1, 100) for x in range(N)] data, tags = tagged_streams.packets_to_vectors( [list(range(packet_lengths[i])) for i in range(N)], packet_len_tagname) src = blocks.vector_source_b(data, False, 1, tags) header_gen = digital.packet_headergenerator_bb(header_len, packet_len_tagname) header_parser = digital.packet_headerparser_b(header_len, packet_len_tagname) sink = blocks.message_debug() self.tb.connect(src, header_gen, header_parser) self.tb.msg_connect(header_parser, "header_data", sink, "store") self.tb.start() time.sleep(1) self.tb.stop() self.tb.wait() self.assertEqual(sink.num_messages(), N) for i in range(N): msg = pmt.to_python(sink.get_message(i)) self.assertEqual(msg, { 'packet_len': packet_lengths[i], 'packet_num': i })
def test_003_12bits_formatter_object (self): # 3 PDUs: | | | | data = (1, 2, 3, 4, 1, 2, 1, 2, 3, 4) tagname = "packet_len" tag1 = gr.tag_t() tag1.offset = 0 tag1.key = pmt.string_to_symbol(tagname) tag1.value = pmt.from_long(4) tag2 = gr.tag_t() tag2.offset = 4 tag2.key = pmt.string_to_symbol(tagname) tag2.value = pmt.from_long(2) tag3 = gr.tag_t() tag3.offset = 6 tag3.key = pmt.string_to_symbol(tagname) tag3.value = pmt.from_long(4) src = blocks.vector_source_b(data, False, 1, (tag1, tag2, tag3)) formatter_object = digital.packet_header_default(12, tagname) header = digital.packet_headergenerator_bb(formatter_object.formatter(), tagname) sink = blocks.vector_sink_b() self.tb.connect(src, header, sink) self.tb.run() expected_data = ( 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 ) self.assertEqual(sink.data(), expected_data)
def test_004_ofdm_scramble(self): """ Test scrambling for OFDM header gen """ header_len = 32 packet_length = 23 packet_len_tagname = "packet_len" frame_len_tagname = "frame_len" data, tags = tagged_streams.packets_to_vectors([range(packet_length),range(packet_length),], packet_len_tagname) src = blocks.vector_source_b(data, False, 1, tags) header_formatter = digital.packet_header_ofdm( (range(32),), # 32 carriers are occupied (which doesn't matter here) 1, # 1 OFDM symbol per header (= 32 bits) packet_len_tagname, frame_len_tagname, "packet_num", 1, # 1 bit per header symbols (BPSK) 2, # 2 bits per payload symbol (QPSK) scramble_header=True ) header_gen = digital.packet_headergenerator_bb(header_formatter.base()) header_parser = digital.packet_headerparser_b(header_formatter.base()) sink = blocks.message_debug() self.tb.connect(src, header_gen, header_parser) self.tb.msg_connect(header_parser, "header_data", sink, "store") self.tb.start() time.sleep(1) self.tb.stop() self.tb.wait() msg = pmt.to_python(sink.get_message(0)) self.assertEqual(msg, {'packet_len': packet_length, 'packet_num': 0, 'frame_len': 4}) msg = pmt.to_python(sink.get_message(1)) self.assertEqual(msg, {'packet_len': packet_length, 'packet_num': 1, 'frame_len': 4})
def test_002_32bits (self): # 3 PDUs: | | | | data = (1, 2, 3, 4, 1, 2, 1, 2, 3, 4) tagname = "packet_len" tag1 = gr.tag_t() tag1.offset = 0 tag1.key = pmt.string_to_symbol(tagname) tag1.value = pmt.from_long(4) tag2 = gr.tag_t() tag2.offset = 4 tag2.key = pmt.string_to_symbol(tagname) tag2.value = pmt.from_long(2) tag3 = gr.tag_t() tag3.offset = 6 tag3.key = pmt.string_to_symbol(tagname) tag3.value = pmt.from_long(4) src = blocks.vector_source_b(data, False, 1, (tag1, tag2, tag3)) header = digital.packet_headergenerator_bb(32, tagname) sink = blocks.vector_sink_b() self.tb.connect(src, header, sink) self.tb.run() expected_data = ( # | Number of symbols | Packet number | CRC 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 1 ) self.assertEqual(sink.data(), expected_data)
def test_001_12bits(self): # 3 packets: | | | data, tags = self.setup_data_tags( ((1, 2, 3, 4), (1, 2), tuple(range(25)))) src = blocks.vector_source_b(data, tags=tags) header = digital.packet_headergenerator_bb(12, self.tsb_key) sink = blocks.vector_sink_b() self.tb.connect(src, header, sink) self.tb.run() expected_data = (0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0) self.assertEqual(sink.data(), expected_data)
def test_003_12bits_formatter_object(self): # 3 packets: | | | | data, tags = self.setup_data_tags(((1, 2, 3, 4), (1, 2), (1, 2, 3, 4))) src = blocks.vector_source_b(data, tags=tags) formatter_object = digital.packet_header_default(12, self.tsb_key) header = digital.packet_headergenerator_bb( formatter_object.formatter(), self.tsb_key) sink = blocks.vector_sink_b() self.tb.connect(src, header, sink) self.tb.run() expected_data = (0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0) self.assertEqual(sink.data(), expected_data)
def test_001_12bits (self): # 3 packets: | | | data, tags = self.setup_data_tags(((1, 2, 3, 4), (1, 2), tuple(range(25)))) src = blocks.vector_source_b(data, tags=tags) header = digital.packet_headergenerator_bb(12, self.tsb_key) sink = blocks.vector_sink_b() self.tb.connect(src, header, sink) self.tb.run() expected_data = ( 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0 ) self.assertEqual(sink.data(), expected_data)
def test_001_t (self): self.header_formatter = header_formatter = ieee802_15_4a.packet_header_uwb(16, 16, 5, 31, 8) self.blocks_vector_source = blocks.vector_source_b(range(96), False, 1, tagged_streams.make_lengthtags((96,), (0,), "packet_len")) self.blocks_tagged_stream_mux = blocks.tagged_stream_mux(1, "packet_len") self.digital_packet_headergenerator_uwb = digital.packet_headergenerator_bb(header_formatter.formatter()) self.sink = blocks.file_sink (1, "output_uwb.txt") self.tb.connect((self.blocks_vector_source, 0), (self.digital_packet_headergenerator_uwb, 0)) self.tb.connect((self.blocks_vector_source, 0), (self.blocks_tagged_stream_mux, 1)) self.tb.connect((self.digital_packet_headergenerator_uwb, 0), (self.blocks_tagged_stream_mux, 0)) self.tb.connect((self.blocks_tagged_stream_mux, 0), (self.sink, 0)) self.tb.run ()
def test_003_12bits_formatter_object (self): # 3 packets: | | | | data, tags = self.setup_data_tags(((1, 2, 3, 4), (1, 2), (1, 2, 3, 4))) src = blocks.vector_source_b(data, tags=tags) formatter_object = digital.packet_header_default(12, self.tsb_key) header = digital.packet_headergenerator_bb(formatter_object.formatter(), self.tsb_key) sink = blocks.vector_sink_b() self.tb.connect(src, header, sink) self.tb.run() expected_data = ( 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 ) self.assertEqual(sink.data(), expected_data)
def test_002_32bits (self): # 3 packets: | | | | data, tags = self.setup_data_tags(((1, 2, 3, 4), (1, 2), (1, 2, 3, 4))) src = blocks.vector_source_b(data, tags=tags) header = digital.packet_headergenerator_bb(32, self.tsb_key) sink = blocks.vector_sink_b() self.tb.connect(src, header, sink) self.tb.run() expected_data = ( # | Number of symbols | Packet number | CRC 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 1 ) self.assertEqual(sink.data(), expected_data)
def test_004_8bits_formatter_ofdm(self): occupied_carriers = ((1, 2, 3, 5, 6, 7), ) # 3 packets: | | | | data, tags = self.setup_data_tags(((1, 2, 3, 4), (1, 2), (1, 2, 3, 4))) src = blocks.vector_source_b(data, tags=tags) formatter_object = digital.packet_header_ofdm(occupied_carriers, 1, self.tsb_key) self.assertEqual(formatter_object.header_len(), 6) self.assertEqual(pmt.symbol_to_string(formatter_object.len_tag_key()), self.tsb_key) header = digital.packet_headergenerator_bb( formatter_object.formatter(), self.tsb_key) sink = blocks.vector_sink_b() self.tb.connect(src, header, sink) self.tb.run() expected_data = [0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0] self.assertEqual(sink.data(), expected_data)
def test_004_ofdm_scramble(self): """ Test scrambling for OFDM header gen """ header_len = 32 packet_length = 23 packet_len_tagname = "packet_len" frame_len_tagname = "frame_len" data, tags = tagged_streams.packets_to_vectors([ list(range(packet_length)), list(range(packet_length)), ], packet_len_tagname) src = blocks.vector_source_b(data, False, 1, tags) header_formatter = digital.packet_header_ofdm( # 32 carriers are occupied (which doesn't matter here) ( list(range(32)), ), 1, # 1 OFDM symbol per header (= 32 bits) packet_len_tagname, frame_len_tagname, "packet_num", 1, # 1 bit per header symbols (BPSK) 2, # 2 bits per payload symbol (QPSK) scramble_header=True) header_gen = digital.packet_headergenerator_bb(header_formatter.base()) header_parser = digital.packet_headerparser_b(header_formatter.base()) sink = blocks.message_debug() self.tb.connect(src, header_gen, header_parser) self.tb.msg_connect(header_parser, "header_data", sink, "store") self.tb.start() time.sleep(1) self.tb.stop() self.tb.wait() msg = pmt.to_python(sink.get_message(0)) self.assertEqual(msg, { 'packet_len': packet_length, 'packet_num': 0, 'frame_len': 4 }) msg = pmt.to_python(sink.get_message(1)) self.assertEqual(msg, { 'packet_len': packet_length, 'packet_num': 1, 'frame_len': 4 })
def test_004_8bits_formatter_ofdm (self): occupied_carriers = ((1, 2, 3, 5, 6, 7),) # 3 packets: | | | | data, tags = self.setup_data_tags(((1, 2, 3, 4), (1, 2), (1, 2, 3, 4))) src = blocks.vector_source_b(data, tags=tags) formatter_object = digital.packet_header_ofdm(occupied_carriers, 1, self.tsb_key) self.assertEqual(formatter_object.header_len(), 6) self.assertEqual(pmt.symbol_to_string(formatter_object.len_tag_key()), self.tsb_key) header = digital.packet_headergenerator_bb(formatter_object.formatter(), self.tsb_key) sink = blocks.vector_sink_b() self.tb.connect(src, header, sink) self.tb.run() expected_data = ( 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0 ) self.assertEqual(sink.data(), expected_data)
def test_002_pipe(self): """ Create N packets of random length, pipe them through header generator, back to header parser, make sure output is the same. """ N = 20 header_len = 32 packet_len_tagname = "packet_len" packet_lengths = [random.randint(1, 100) for x in range(N)] data, tags = tagged_streams.packets_to_vectors([range(packet_lengths[i]) for i in range(N)], packet_len_tagname) src = blocks.vector_source_b(data, False, 1, tags) header_gen = digital.packet_headergenerator_bb(header_len, packet_len_tagname) header_parser = digital.packet_headerparser_b(header_len, packet_len_tagname) sink = blocks.message_debug() self.tb.connect(src, header_gen, header_parser) self.tb.msg_connect(header_parser, "header_data", sink, "store") self.tb.start() time.sleep(1) self.tb.stop() self.tb.wait() self.assertEqual(sink.num_messages(), N) for i in xrange(N): msg = pmt.to_python(sink.get_message(i)) self.assertEqual(msg, {'packet_len': packet_lengths[i], 'packet_num': i})
def __init__(self, chan_est=0): gr.top_block.__init__(self, "Wifi Tx Rx") Qt.QWidget.__init__(self) self.setWindowTitle("Wifi Tx Rx") try: self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc')) except: pass self.top_scroll_layout = Qt.QVBoxLayout() self.setLayout(self.top_scroll_layout) self.top_scroll = Qt.QScrollArea() self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame) self.top_scroll_layout.addWidget(self.top_scroll) self.top_scroll.setWidgetResizable(True) self.top_widget = Qt.QWidget() self.top_scroll.setWidget(self.top_widget) self.top_layout = Qt.QVBoxLayout(self.top_widget) self.top_grid_layout = Qt.QGridLayout() self.top_layout.addLayout(self.top_grid_layout) self.settings = Qt.QSettings("GNU Radio", "wifi_tx_rx") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Parameters ################################################## self.chan_est = chan_est ################################################## # Variables ################################################## self.window_size = window_size = 48 self.threshold = threshold = 1000 self.sync_length = sync_length = 320 self.samp_rate = samp_rate = 5e5 self.period = period = 10 self.pdu_length = pdu_length = 30 self.out_buf_size = out_buf_size = 96000 self.header_formatter = header_formatter = ieee802_11.wifi_signal_field() self.freq_sin = freq_sin = 1000 self.freq = freq = 943e6 self.encoding = encoding = 0 self.decimation = decimation = 40 ################################################## # Blocks ################################################## self._period_range = Range(1, 10000, 1, 10, 200) self._period_win = RangeWidget(self._period_range, self.set_period, "period", "counter_slider", float) self.top_layout.addWidget(self._period_win) self._pdu_length_range = Range(10, 1500, 1, 30, 200) self._pdu_length_win = RangeWidget(self._pdu_length_range, self.set_pdu_length, "pdu_length", "counter_slider", int) self.top_layout.addWidget(self._pdu_length_win) self._encoding_options = (0, 1, 2, ) self._encoding_labels = ("BPSK 1/2" , "BPSK 3/4", "QPSK 1/2", ) self._encoding_tool_bar = Qt.QToolBar(self) self._encoding_tool_bar.addWidget(Qt.QLabel("Encoding"+": ")) self._encoding_combo_box = Qt.QComboBox() self._encoding_tool_bar.addWidget(self._encoding_combo_box) for label in self._encoding_labels: self._encoding_combo_box.addItem(label) self._encoding_callback = lambda i: Qt.QMetaObject.invokeMethod(self._encoding_combo_box, "setCurrentIndex", Qt.Q_ARG("int", self._encoding_options.index(i))) self._encoding_callback(self.encoding) self._encoding_combo_box.currentIndexChanged.connect( lambda i: self.set_encoding(self._encoding_options[i])) self.top_layout.addWidget(self._encoding_tool_bar) self.qtgui_time_sink_x_2 = qtgui.time_sink_f( 32, #size 100, #samp_rate "", #name 1 #number of inputs ) self.qtgui_time_sink_x_2.set_update_time(0.10) self.qtgui_time_sink_x_2.set_y_axis(-1, 110) self.qtgui_time_sink_x_2.set_y_label("Frame error rata", "") self.qtgui_time_sink_x_2.enable_tags(-1, True) self.qtgui_time_sink_x_2.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") self.qtgui_time_sink_x_2.enable_autoscale(False) self.qtgui_time_sink_x_2.enable_grid(True) self.qtgui_time_sink_x_2.enable_control_panel(False) if not True: self.qtgui_time_sink_x_2.disable_legend() labels = ["Packets Reveiced", "", "", "", "", "", "", "", "", ""] 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_2.set_line_label(i, "Data {0}".format(i)) else: self.qtgui_time_sink_x_2.set_line_label(i, labels[i]) self.qtgui_time_sink_x_2.set_line_width(i, widths[i]) self.qtgui_time_sink_x_2.set_line_color(i, colors[i]) self.qtgui_time_sink_x_2.set_line_style(i, styles[i]) self.qtgui_time_sink_x_2.set_line_marker(i, markers[i]) self.qtgui_time_sink_x_2.set_line_alpha(i, alphas[i]) self._qtgui_time_sink_x_2_win = sip.wrapinstance(self.qtgui_time_sink_x_2.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_time_sink_x_2_win) (self.qtgui_time_sink_x_2).set_processor_affinity([3]) self.qtgui_time_sink_x_0_0_0_1_0_1 = qtgui.time_sink_c( 2**10, #size samp_rate/1000, #samp_rate "", #name 1 #number of inputs ) self.qtgui_time_sink_x_0_0_0_1_0_1.set_update_time(1) self.qtgui_time_sink_x_0_0_0_1_0_1.set_y_axis(-0.1, 1000) self.qtgui_time_sink_x_0_0_0_1_0_1.set_y_label("Generated Samples", "") self.qtgui_time_sink_x_0_0_0_1_0_1.enable_tags(-1, True) self.qtgui_time_sink_x_0_0_0_1_0_1.set_trigger_mode(qtgui.TRIG_MODE_NORM, qtgui.TRIG_SLOPE_POS, 0.001, 5e-3, 0, "FISTOR") self.qtgui_time_sink_x_0_0_0_1_0_1.enable_autoscale(True) self.qtgui_time_sink_x_0_0_0_1_0_1.enable_grid(True) self.qtgui_time_sink_x_0_0_0_1_0_1.enable_control_panel(False) if not True: self.qtgui_time_sink_x_0_0_0_1_0_1.disable_legend() labels = ["correlation I", "correlation Q", "correlation_big", "", "", "", "", "", "", ""] 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*1): if len(labels[i]) == 0: if(i % 2 == 0): self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_label(i, "Re{{Data {0}}}".format(i/2)) else: self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_label(i, "Im{{Data {0}}}".format(i/2)) else: self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_label(i, labels[i]) self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_width(i, widths[i]) self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_color(i, colors[i]) self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_style(i, styles[i]) self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_marker(i, markers[i]) self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_alpha(i, alphas[i]) self._qtgui_time_sink_x_0_0_0_1_0_1_win = sip.wrapinstance(self.qtgui_time_sink_x_0_0_0_1_0_1.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_time_sink_x_0_0_0_1_0_1_win) self.qtgui_number_sink_0 = qtgui.number_sink( gr.sizeof_float, 0.99, qtgui.NUM_GRAPH_HORIZ, 1 ) self.qtgui_number_sink_0.set_update_time(0.0000010) self.qtgui_number_sink_0.set_title("Frame error Rata") 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, 0) self.qtgui_number_sink_0.set_max(i, 100) self.qtgui_number_sink_0.set_color(i, colors[i][0], colors[i][1]) if len(labels[i]) == 0: self.qtgui_number_sink_0.set_label(i, "Data {0}".format(i)) else: self.qtgui_number_sink_0.set_label(i, labels[i]) self.qtgui_number_sink_0.set_unit(i, units[i]) self.qtgui_number_sink_0.set_factor(i, factor[i]) self.qtgui_number_sink_0.enable_autoscale(False) self._qtgui_number_sink_0_win = sip.wrapinstance(self.qtgui_number_sink_0.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_number_sink_0_win) (self.qtgui_number_sink_0).set_processor_affinity([3]) self.nutaq_rtdex_source_0 = nutaq.rtdex_source("nutaq_carrier_perseus_0",gr.sizeof_int,1,0) self.nutaq_rtdex_source_0.set_type(0) self.nutaq_rtdex_source_0.set_packet_size(8192) self.nutaq_rtdex_source_0.set_channels("0") (self.nutaq_rtdex_source_0).set_processor_affinity([1]) self.nutaq_rtdex_sink_0 = nutaq.rtdex_sink("nutaq_carrier_perseus_0",gr.sizeof_short,1,1) self.nutaq_rtdex_sink_0.set_type(0) self.nutaq_rtdex_sink_0.set_packet_size(8192) self.nutaq_rtdex_sink_0.set_channels("0") (self.nutaq_rtdex_sink_0).set_processor_affinity([3]) self.nutaq_radio420_tx_0_0 = nutaq.radio420_tx("nutaq_carrier_perseus_0", 1, 0) self.nutaq_radio420_tx_0_0.set_default_enable(1) self.nutaq_radio420_tx_0_0.set_default_tx_freq(943e6) self.nutaq_radio420_tx_0_0.set_default_reference(0) self.nutaq_radio420_tx_0_0.set_default_datarate(samp_rate*2*decimation) self.nutaq_radio420_tx_0_0.set_default_calibrate(0) self.nutaq_radio420_tx_0_0.set_default_band(0) self.nutaq_radio420_tx_0_0.set_default_update_rate(1) self.nutaq_radio420_tx_0_0.set_default_tx_vga1_gain(-15) self.nutaq_radio420_tx_0_0.set_default_tx_vga2_gain(5) self.nutaq_radio420_tx_0_0.set_default_tx_gain3(0) self.nutaq_radio420_tx_0_0.set_default_tx_lpf_bandwidth(2) self.nutaq_radio420_tx_0_0.set_default_ref_clk_ctrl(0) self.nutaq_radio420_tx_0_0.set_default_rf_ctrl(0) self.nutaq_radio420_tx_0_0.set_default_tx_gain_ctrl(0) self.nutaq_radio420_tx_0_0.set_default_pll_cpld_ctrl(0) self.nutaq_radio420_rx_0 = nutaq.radio420_rx("nutaq_carrier_perseus_0", 1, 1) self.nutaq_radio420_rx_0.set_default_enable(1) self.nutaq_radio420_rx_0.set_default_rx_freq(943e6) self.nutaq_radio420_rx_0.set_default_reference(0) self.nutaq_radio420_rx_0.set_default_datarate(samp_rate*2*decimation) self.nutaq_radio420_rx_0.set_default_calibrate(0) self.nutaq_radio420_rx_0.set_default_band(0) self.nutaq_radio420_rx_0.set_default_update_rate(1) self.nutaq_radio420_rx_0.set_default_rx_lna_gain(3) self.nutaq_radio420_rx_0.set_default_rx_vga1_gain(3) self.nutaq_radio420_rx_0.set_default_rx_gain2(0) self.nutaq_radio420_rx_0.set_default_rx_gain3(3) self.nutaq_radio420_rx_0.set_default_rx_rf_filter(2) self.nutaq_radio420_rx_0.set_default_rx_lpf_bandwidth(2) self.nutaq_radio420_rx_0.set_default_ref_clk_ctrl(0) self.nutaq_radio420_rx_0.set_default_rf_ctrl(0) self.nutaq_radio420_rx_0.set_default_rx_gain_ctrl(0) self.nutaq_radio420_rx_0.set_default_pll_cpld_ctrl(0) self.nutaq_custom_register_0_2 = nutaq.custom_register("nutaq_carrier_perseus_0",4) self.nutaq_custom_register_0_2.set_index(0) self.nutaq_custom_register_0_2.set_default_value(int((4e6)/samp_rate/40*(2**32))) self.nutaq_custom_register_0_2.set_update_rate(1) self.nutaq_custom_register_0_1 = nutaq.custom_register("nutaq_carrier_perseus_0",4) self.nutaq_custom_register_0_1.set_index(2) self.nutaq_custom_register_0_1.set_update_rate(1) self.nutaq_custom_register_0_0_1 = nutaq.custom_register("nutaq_carrier_perseus_0",5) self.nutaq_custom_register_0_0_1.set_index(3) self.nutaq_custom_register_0_0_1.set_default_value(7) self.nutaq_custom_register_0_0_1.set_update_rate(1) self.nutaq_custom_register_0_0_0 = nutaq.custom_register("nutaq_carrier_perseus_0",5) self.nutaq_custom_register_0_0_0.set_index(6) self.nutaq_custom_register_0_0_0.set_default_value(600) self.nutaq_custom_register_0_0_0.set_update_rate(1) self.nutaq_custom_register_0_0 = nutaq.custom_register("nutaq_carrier_perseus_0",5) self.nutaq_custom_register_0_0.set_index(4) self.nutaq_custom_register_0_0.set_update_rate(1) self.nutaq_custom_register_0 = nutaq.custom_register("nutaq_carrier_perseus_0",4) self.nutaq_custom_register_0.set_index(1) self.nutaq_custom_register_0.set_default_value(3) self.nutaq_custom_register_0.set_update_rate(1) self.nutaq_carrier_perseus_0 = nutaq.carrier(0,"nutaq_carrier_perseus_0", "192.168.0.101") self.ieee802_11_ofdm_sync_short_0 = ieee802_11.ofdm_sync_short(0.56, 2, False, False) (self.ieee802_11_ofdm_sync_short_0).set_processor_affinity([3]) (self.ieee802_11_ofdm_sync_short_0).set_min_output_buffer(96000) self.ieee802_11_ofdm_sync_long_0 = ieee802_11.ofdm_sync_long(sync_length, False, False) (self.ieee802_11_ofdm_sync_long_0).set_processor_affinity([3]) (self.ieee802_11_ofdm_sync_long_0).set_min_output_buffer(96000) self.ieee802_11_ofdm_parse_mac_0 = ieee802_11.ofdm_parse_mac(False, True) (self.ieee802_11_ofdm_parse_mac_0).set_processor_affinity([3]) (self.ieee802_11_ofdm_parse_mac_0).set_min_output_buffer(96000) self.ieee802_11_ofdm_mapper_0 = ieee802_11.ofdm_mapper(encoding, False) self.ieee802_11_ofdm_mac_0 = ieee802_11.ofdm_mac(([0x23, 0x23, 0x23, 0x23, 0x23, 0x23]), ([0x42, 0x42, 0x42, 0x42, 0x42, 0x42]), ([0xff, 0xff, 0xff, 0xff, 0xff, 255])) (self.ieee802_11_ofdm_mac_0).set_processor_affinity([3]) (self.ieee802_11_ofdm_mac_0).set_min_output_buffer(96000) self.ieee802_11_ofdm_equalize_symbols_0 = ieee802_11.ofdm_equalize_symbols(chan_est, False) (self.ieee802_11_ofdm_equalize_symbols_0).set_processor_affinity([3]) (self.ieee802_11_ofdm_equalize_symbols_0).set_min_output_buffer(96000) self.ieee802_11_ofdm_decode_signal_0 = ieee802_11.ofdm_decode_signal(False, False) (self.ieee802_11_ofdm_decode_signal_0).set_processor_affinity([3]) (self.ieee802_11_ofdm_decode_signal_0).set_min_output_buffer(96000) self.ieee802_11_ofdm_decode_mac_0 = ieee802_11.ofdm_decode_mac(False, False) (self.ieee802_11_ofdm_decode_mac_0).set_processor_affinity([3]) (self.ieee802_11_ofdm_decode_mac_0).set_min_output_buffer(96000) self.ieee802_11_moving_average_xx_1 = ieee802_11.moving_average_ff(window_size + 16) (self.ieee802_11_moving_average_xx_1).set_processor_affinity([3]) (self.ieee802_11_moving_average_xx_1).set_min_output_buffer(96000) self.ieee802_11_moving_average_xx_0 = ieee802_11.moving_average_cc(window_size) (self.ieee802_11_moving_average_xx_0).set_processor_affinity([3]) (self.ieee802_11_moving_average_xx_0).set_min_output_buffer(96000) self.ieee802_11_chunks_to_symbols_xx_0 = ieee802_11.chunks_to_symbols() (self.ieee802_11_chunks_to_symbols_xx_0).set_min_output_buffer(96000) self._freq_sin_range = Range(-2.5e5, 2.5e5, 500, 1000, 200) self._freq_sin_win = RangeWidget(self._freq_sin_range, self.set_freq_sin, "freq_sin", "counter_slider", float) self.top_layout.addWidget(self._freq_sin_win) self.foo_packet_pad2_0_0 = foo.packet_pad2(False, False, 0.0001, 100000, 100000) (self.foo_packet_pad2_0_0).set_processor_affinity([3]) (self.foo_packet_pad2_0_0).set_min_output_buffer(262144) self.fft_vxx_0_0 = fft.fft_vcc(64, False, (tuple([1/52**.5] * 64)), True, 1) (self.fft_vxx_0_0).set_min_output_buffer(96000) self.fft_vxx_0 = fft.fft_vcc(64, True, (window.rectangular(64)), True, 1) (self.fft_vxx_0).set_processor_affinity([3]) (self.fft_vxx_0).set_min_output_buffer(96000) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb(header_formatter.formatter(), "packet_len") self.digital_ofdm_cyclic_prefixer_0_0 = digital.ofdm_cyclic_prefixer(64, 64+16, 2, "packet_len") (self.digital_ofdm_cyclic_prefixer_0_0).set_min_output_buffer(96000) self.digital_ofdm_carrier_allocator_cvc_0_0_0 = digital.ofdm_carrier_allocator_cvc(64, (range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27),), ((-21, -7, 7, 21), ), ((1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1)), ((0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0), (0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0), (0, 0j, 0, 0j, 0, 0j, -1, 1j, -1, 1j, -1, 1j, -1, -1j, 1, 1j, 1, -1j, -1, 1j, 1, 1j, 1, 1j, 1, 1j, -1, (-0-1j), 1, -1j, -1, 1j, 0, -1j, 1, (-0-1j), 1, -1j, 1, 1j, -1, -1j, 1, (-0-1j), -1, 1j, 1, 1j, 1, 1j, 1, 1j, -1, -1j, 1, 1j, 1, -1j, -1, 0j, 0, 0j, 0, 0j), (0, 0, 0, 0, 0, 0, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 0, 1, -1, -1, 1, 1, -1, 1, -1, 1, -1, -1, -1, -1, -1, 1, 1, -1, -1, 1, -1, 1, -1, 1, 1, 1, 1, 0, 0, 0, 0, 0)), "packet_len") (self.digital_ofdm_carrier_allocator_cvc_0_0_0).set_min_output_buffer(96000) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(([-1, 1]), 1) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, "packet_len", 1) (self.blocks_tagged_stream_mux_0).set_min_output_buffer(96000) self.blocks_stream_to_vector_0 = blocks.stream_to_vector(gr.sizeof_gr_complex*1, 64) (self.blocks_stream_to_vector_0).set_processor_affinity([3]) (self.blocks_stream_to_vector_0).set_min_output_buffer(96000) self.blocks_pdu_to_tagged_stream_0 = blocks.pdu_to_tagged_stream(blocks.float_t, "packet_len") (self.blocks_pdu_to_tagged_stream_0).set_processor_affinity([3]) (self.blocks_pdu_to_tagged_stream_0).set_min_output_buffer(96000) self.blocks_null_sink_0_0_0 = blocks.null_sink(gr.sizeof_gr_complex*1) self.blocks_null_sink_0_0 = blocks.null_sink(gr.sizeof_int*1) self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float*1) self.blocks_multiply_xx_0 = blocks.multiply_vcc(1) (self.blocks_multiply_xx_0).set_processor_affinity([3]) (self.blocks_multiply_xx_0).set_min_output_buffer(96000) self.blocks_message_strobe_0_0 = blocks.message_strobe(pmt.intern("".join("x" for i in range(pdu_length)) + "1234"), period) (self.blocks_message_strobe_0_0).set_processor_affinity([3]) (self.blocks_message_strobe_0_0).set_min_output_buffer(96000) self.blocks_interleave_0 = blocks.interleave(gr.sizeof_short*1, 1) (self.blocks_interleave_0).set_processor_affinity([3]) self.blocks_float_to_short_0_0_0 = blocks.float_to_short(1, 2**11-1) (self.blocks_float_to_short_0_0_0).set_processor_affinity([3]) self.blocks_float_to_short_0_0 = blocks.float_to_short(1, 2**11-1) (self.blocks_float_to_short_0_0).set_processor_affinity([3]) self.blocks_float_to_complex_0 = blocks.float_to_complex(1) (self.blocks_float_to_complex_0).set_processor_affinity([2]) self.blocks_divide_xx_0 = blocks.divide_ff(1) (self.blocks_divide_xx_0).set_processor_affinity([3]) (self.blocks_divide_xx_0).set_min_output_buffer(96000) self.blocks_delay_0_0 = blocks.delay(gr.sizeof_gr_complex*1, 16) (self.blocks_delay_0_0).set_processor_affinity([3]) (self.blocks_delay_0_0).set_min_output_buffer(96000) self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex*1, sync_length) (self.blocks_delay_0).set_processor_affinity([3]) (self.blocks_delay_0).set_min_output_buffer(96000) self.blocks_deinterleave_0 = blocks.deinterleave(gr.sizeof_int*1, 1) (self.blocks_deinterleave_0).set_processor_affinity([1]) (self.blocks_deinterleave_0).set_min_output_buffer(32768) self.blocks_conjugate_cc_0 = blocks.conjugate_cc() (self.blocks_conjugate_cc_0).set_processor_affinity([3]) (self.blocks_conjugate_cc_0).set_min_output_buffer(96000) self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(1) (self.blocks_complex_to_mag_squared_0).set_processor_affinity([3]) (self.blocks_complex_to_mag_squared_0).set_min_output_buffer(96000) self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1) (self.blocks_complex_to_mag_0).set_processor_affinity([3]) (self.blocks_complex_to_mag_0).set_min_output_buffer(96000) self.blocks_complex_to_float_0 = blocks.complex_to_float(1) (self.blocks_complex_to_float_0).set_processor_affinity([3]) (self.blocks_complex_to_float_0).set_min_output_buffer(16384) self.COWN_syncher2_0 = COWN.syncher2() (self.COWN_syncher2_0).set_processor_affinity([1]) self.COWN_resta_0 = COWN.resta() (self.COWN_resta_0).set_processor_affinity([1]) ################################################## # Connections ################################################## self.msg_connect((self.blocks_message_strobe_0_0, 'strobe'), (self.ieee802_11_ofdm_mac_0, 'app in')) self.msg_connect((self.ieee802_11_ofdm_decode_mac_0, 'out'), (self.ieee802_11_ofdm_parse_mac_0, 'in')) self.msg_connect((self.ieee802_11_ofdm_mac_0, 'phy out'), (self.ieee802_11_ofdm_mapper_0, 'in')) self.msg_connect((self.ieee802_11_ofdm_parse_mac_0, 'fer'), (self.blocks_pdu_to_tagged_stream_0, 'pdus')) self.connect((self.COWN_resta_0, 0), (self.blocks_null_sink_0_0, 0)) self.connect((self.COWN_syncher2_0, 0), (self.blocks_deinterleave_0, 0)) self.connect((self.blocks_complex_to_float_0, 0), (self.blocks_float_to_short_0_0, 0)) self.connect((self.blocks_complex_to_float_0, 1), (self.blocks_float_to_short_0_0_0, 0)) self.connect((self.blocks_complex_to_mag_0, 0), (self.blocks_divide_xx_0, 0)) self.connect((self.blocks_complex_to_mag_squared_0, 0), (self.ieee802_11_moving_average_xx_1, 0)) self.connect((self.blocks_conjugate_cc_0, 0), (self.blocks_multiply_xx_0, 1)) self.connect((self.blocks_deinterleave_0, 3), (self.COWN_resta_0, 0)) self.connect((self.blocks_deinterleave_0, 2), (self.blocks_float_to_complex_0, 1)) self.connect((self.blocks_deinterleave_0, 1), (self.blocks_float_to_complex_0, 0)) self.connect((self.blocks_deinterleave_0, 0), (self.blocks_null_sink_0, 0)) self.connect((self.blocks_delay_0, 0), (self.ieee802_11_ofdm_sync_long_0, 1)) self.connect((self.blocks_delay_0_0, 0), (self.blocks_conjugate_cc_0, 0)) self.connect((self.blocks_delay_0_0, 0), (self.ieee802_11_ofdm_sync_short_0, 0)) self.connect((self.blocks_divide_xx_0, 0), (self.ieee802_11_ofdm_sync_short_0, 2)) self.connect((self.blocks_float_to_complex_0, 0), (self.blocks_complex_to_mag_squared_0, 0)) self.connect((self.blocks_float_to_complex_0, 0), (self.blocks_delay_0_0, 0)) self.connect((self.blocks_float_to_complex_0, 0), (self.blocks_multiply_xx_0, 0)) self.connect((self.blocks_float_to_short_0_0, 0), (self.blocks_interleave_0, 0)) self.connect((self.blocks_float_to_short_0_0_0, 0), (self.blocks_interleave_0, 1)) self.connect((self.blocks_interleave_0, 0), (self.nutaq_rtdex_sink_0, 0)) self.connect((self.blocks_multiply_xx_0, 0), (self.ieee802_11_moving_average_xx_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_0, 0), (self.qtgui_number_sink_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_0, 0), (self.qtgui_time_sink_x_2, 0)) self.connect((self.blocks_stream_to_vector_0, 0), (self.fft_vxx_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0_0_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0_0_0, 0), (self.fft_vxx_0_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0_0, 0), (self.foo_packet_pad2_0_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0_0, 0), (self.qtgui_time_sink_x_0_0_0_1_0_1, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.fft_vxx_0, 0), (self.ieee802_11_ofdm_equalize_symbols_0, 0)) self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_cyclic_prefixer_0_0, 0)) self.connect((self.foo_packet_pad2_0_0, 0), (self.blocks_complex_to_float_0, 0)) self.connect((self.ieee802_11_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.ieee802_11_moving_average_xx_0, 0), (self.blocks_complex_to_mag_0, 0)) self.connect((self.ieee802_11_moving_average_xx_0, 0), (self.ieee802_11_ofdm_sync_short_0, 1)) self.connect((self.ieee802_11_moving_average_xx_1, 0), (self.blocks_divide_xx_0, 1)) self.connect((self.ieee802_11_ofdm_decode_signal_0, 0), (self.ieee802_11_ofdm_decode_mac_0, 0)) self.connect((self.ieee802_11_ofdm_equalize_symbols_0, 0), (self.ieee802_11_ofdm_decode_signal_0, 0)) self.connect((self.ieee802_11_ofdm_mapper_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.ieee802_11_ofdm_mapper_0, 0), (self.ieee802_11_chunks_to_symbols_xx_0, 0)) self.connect((self.ieee802_11_ofdm_sync_long_0, 0), (self.blocks_stream_to_vector_0, 0)) self.connect((self.ieee802_11_ofdm_sync_short_0, 0), (self.blocks_delay_0, 0)) self.connect((self.ieee802_11_ofdm_sync_short_0, 0), (self.blocks_null_sink_0_0_0, 0)) self.connect((self.ieee802_11_ofdm_sync_short_0, 0), (self.ieee802_11_ofdm_sync_long_0, 0)) self.connect((self.nutaq_rtdex_source_0, 0), (self.COWN_syncher2_0, 0))
def __init__(self): gr.top_block.__init__(self, "OFDM Tx") ################################################## # Variables ################################################## self.occupied_carriers = occupied_carriers = ( range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27), ) self.length_tag_key = length_tag_key = "packet_len" self.sync_word2 = sync_word2 = [ 0, 0, 0, 0, 0, 0, -1, -1, -1, -1, 1, 1, -1, -1, -1, 1, -1, 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, -1, 0, 1, -1, 1, 1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, -1, -1, 0, 0, 0, 0, 0 ] self.sync_word1 = sync_word1 = [ 0., 0., 0., 0., 0., 0., 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 0., 0., 0., 0., 0. ] self.samp_rate = samp_rate = 5000000 self.rolloff = rolloff = 0 self.pilot_symbols = pilot_symbols = (( 1, 1, 1, -1, ), ) self.pilot_carriers = pilot_carriers = (( -21, -7, 7, 21, ), ) self.payload_mod = payload_mod = digital.constellation_qpsk() self.packet_len = packet_len = 96 self.header_mod = header_mod = digital.constellation_bpsk() self.header_formatter = header_formatter = digital.packet_header_ofdm( occupied_carriers, 1, length_tag_key) self.fft_len = fft_len = 64 ################################################## # Blocks ################################################## self.uhd_usrp_sink_0 = uhd.usrp_sink( ",".join(("", "")), uhd.stream_args( cpu_format="fc32", channels=range(1), ), ) self.uhd_usrp_sink_0.set_samp_rate(samp_rate) self.uhd_usrp_sink_0.set_center_freq(2490000000, 0) self.uhd_usrp_sink_0.set_gain(20, 0) self.uhd_usrp_sink_0.set_antenna("TX/RX", 0) self.fft_vxx_0 = fft.fft_vcc(fft_len, False, (()), True, 1) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb( header_formatter.formatter(), "packet_len") self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer( fft_len, fft_len + fft_len / 4, rolloff, length_tag_key) self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc( fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), length_tag_key) self.digital_crc32_bb_0 = digital.crc32_bb(False, length_tag_key, True) self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc( (payload_mod.points()), 1) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc( (header_mod.points()), 1) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, length_tag_key, 0) self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, False) self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream( gr.sizeof_char, 1, packet_len, length_tag_key) self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb( 8, payload_mod.bits_per_symbol(), length_tag_key, False, gr.GR_LSB_FIRST) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((0.05, )) self.analog_random_source_x_0 = blocks.vector_source_b( map(int, numpy.random.randint(0, 255, 1000)), True) ################################################## # Connections ################################################## self.connect((self.analog_random_source_x_0, 0), (self.blocks_stream_to_tagged_stream_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_tag_gate_0, 0)) self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.uhd_usrp_sink_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0), (self.fft_vxx_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0))
def __init__(self): gr.top_block.__init__(self, "OFDM Tx") ################################################## # Variables ################################################## self.occupied_carriers = occupied_carriers = ( range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27), ) self.length_tag_key = length_tag_key = "packet_len" self.sync_word2 = sync_word2 = [ 0, 0, 0, 0, 0, 0, -1, -1, -1, -1, 1, 1, -1, -1, -1, 1, -1, 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, -1, 0, 1, -1, 1, 1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, -1, -1, 0, 0, 0, 0, 0 ] self.sync_word1 = sync_word1 = [ 0., 0., 0., 0., 0., 0., 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 0., 0., 0., 0., 0. ] self.samp_rate = samp_rate = 5000000 self.rolloff = rolloff = 0 self.pilot_symbols = pilot_symbols = (( 1, 1, 1, -1, ), ) self.pilot_carriers = pilot_carriers = (( -21, -7, 7, 21, ), ) self.payload_mod = payload_mod = digital.constellation_qpsk() self.packet_len = packet_len = 96 self.header_mod = header_mod = digital.constellation_bpsk() self.header_formatter = header_formatter = digital.packet_header_ofdm( occupied_carriers, 1, length_tag_key) self.fft_len = fft_len = 64 ################################################## # Blocks ################################################## self.nutaq_rtdex_sink_0 = nutaq.rtdex_sink("nutaq_carrier_perseus_0", gr.sizeof_short, 1, 3) self.nutaq_rtdex_sink_0.set_type(0) self.nutaq_rtdex_sink_0.set_packet_size(8192) self.nutaq_rtdex_sink_0.set_channels("1") self.nutaq_radio420_tx_0_0 = nutaq.radio420_tx( "nutaq_carrier_perseus_0", 1, 0) self.nutaq_radio420_tx_0_0.set_default_enable(1) self.nutaq_radio420_tx_0_0.set_default_tx_freq(2490000000) self.nutaq_radio420_tx_0_0.set_default_reference(0) self.nutaq_radio420_tx_0_0.set_default_datarate(samp_rate * 2) self.nutaq_radio420_tx_0_0.set_default_calibrate(1) self.nutaq_radio420_tx_0_0.set_default_band(0) self.nutaq_radio420_tx_0_0.set_default_update_rate(1) self.nutaq_radio420_tx_0_0.set_default_tx_vga1_gain(-10) self.nutaq_radio420_tx_0_0.set_default_tx_vga2_gain(15) self.nutaq_radio420_tx_0_0.set_default_tx_gain3(3) self.nutaq_radio420_tx_0_0.set_default_tx_lpf_bandwidth(4) self.nutaq_radio420_tx_0_0.set_default_ref_clk_ctrl(0) self.nutaq_radio420_tx_0_0.set_default_rf_ctrl(0) self.nutaq_radio420_tx_0_0.set_default_tx_gain_ctrl(0) self.nutaq_radio420_tx_0_0.set_default_pll_cpld_ctrl(0) self.nutaq_radio420_rx_0_0 = nutaq.radio420_rx( "nutaq_carrier_perseus_0", 1, 1) self.nutaq_radio420_rx_0_0.set_default_enable(1) self.nutaq_radio420_rx_0_0.set_default_rx_freq(2490000000) self.nutaq_radio420_rx_0_0.set_default_reference(0) self.nutaq_radio420_rx_0_0.set_default_datarate(samp_rate * 2) self.nutaq_radio420_rx_0_0.set_default_calibrate(1) self.nutaq_radio420_rx_0_0.set_default_band(1) self.nutaq_radio420_rx_0_0.set_default_update_rate(1) self.nutaq_radio420_rx_0_0.set_default_rx_lna_gain(2) self.nutaq_radio420_rx_0_0.set_default_rx_vga1_gain(1) self.nutaq_radio420_rx_0_0.set_default_rx_gain2(20) self.nutaq_radio420_rx_0_0.set_default_rx_gain3(8) self.nutaq_radio420_rx_0_0.set_default_rx_rf_filter(2) self.nutaq_radio420_rx_0_0.set_default_rx_lpf_bandwidth(6) self.nutaq_radio420_rx_0_0.set_default_ref_clk_ctrl(0) self.nutaq_radio420_rx_0_0.set_default_rf_ctrl(0) self.nutaq_radio420_rx_0_0.set_default_rx_gain_ctrl(0) self.nutaq_radio420_rx_0_0.set_default_pll_cpld_ctrl(0) self.nutaq_custom_register_0_1 = nutaq.custom_register( "nutaq_carrier_perseus_0", 6) self.nutaq_custom_register_0_1.set_index(1) self.nutaq_custom_register_0_1.set_default_value(6) self.nutaq_custom_register_0_1.set_update_rate(1) self.nutaq_custom_register_0_0 = nutaq.custom_register( "nutaq_carrier_perseus_0", 5) self.nutaq_custom_register_0_0.set_index(3) self.nutaq_custom_register_0_0.set_update_rate(1) self.nutaq_custom_register_0 = nutaq.custom_register( "nutaq_carrier_perseus_0", 5) self.nutaq_custom_register_0.set_index(4) self.nutaq_custom_register_0.set_update_rate(1) self.nutaq_carrier_perseus_0 = nutaq.carrier( 0, "nutaq_carrier_perseus_0", "192.168.0.101") self.fft_vxx_0 = fft.fft_vcc(fft_len, False, (()), True, 1) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb( header_formatter.formatter(), "packet_len") self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer( fft_len, fft_len + fft_len / 4, rolloff, length_tag_key) self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc( fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), length_tag_key) self.digital_crc32_bb_0 = digital.crc32_bb(False, length_tag_key, True) self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc( (payload_mod.points()), 1) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc( (header_mod.points()), 1) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, length_tag_key, 0) self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, False) self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream( gr.sizeof_char, 1, packet_len, length_tag_key) self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb( 8, payload_mod.bits_per_symbol(), length_tag_key, False, gr.GR_LSB_FIRST) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((0.05, )) self.blocks_interleave_0 = blocks.interleave(gr.sizeof_short * 1, 1) self.blocks_float_to_short_0_0_0 = blocks.float_to_short(1, 2**11 - 1) self.blocks_float_to_short_0_0 = blocks.float_to_short(1, 2**11 - 1) self.blocks_complex_to_float_0 = blocks.complex_to_float(1) self.analog_random_source_x_0 = blocks.vector_source_b( map(int, numpy.random.randint(0, 255, 1000)), True) self.analog_const_source_x_0 = analog.sig_source_i( 0, analog.GR_CONST_WAVE, 0, 0, 1) ################################################## # Connections ################################################## self.connect((self.analog_const_source_x_0, 0), (self.nutaq_custom_register_0_0, 0)) self.connect((self.analog_random_source_x_0, 0), (self.blocks_stream_to_tagged_stream_0, 0)) self.connect((self.blocks_complex_to_float_0, 0), (self.blocks_float_to_short_0_0, 0)) self.connect((self.blocks_complex_to_float_0, 1), (self.blocks_float_to_short_0_0_0, 0)) self.connect((self.blocks_float_to_short_0_0, 0), (self.blocks_interleave_0, 0)) self.connect((self.blocks_float_to_short_0_0_0, 0), (self.blocks_interleave_0, 1)) self.connect((self.blocks_interleave_0, 0), (self.nutaq_rtdex_sink_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_tag_gate_0, 0)) self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.blocks_complex_to_float_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0), (self.fft_vxx_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0))
def __init__(self): gr.top_block.__init__(self, "Robot") Qt.QWidget.__init__(self) self.setWindowTitle("Robot") 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", "robot") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.pilot_symbols = pilot_symbols = (( 1, 1, 1, -1, ), ) self.pilot_carriers = pilot_carriers = (( -21, -7, 7, 21, ), ) self.payload_mod = payload_mod = digital.constellation_qpsk() self.packet_length_tag_key = packet_length_tag_key = "packet_len" self.occupied_carriers = occupied_carriers = ( range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27), ) self.length_tag_key = length_tag_key = "frame_len" self.header_mod = header_mod = digital.constellation_bpsk() self.fft_len = fft_len = 64 self.sync_word2 = sync_word2 = [ 0j, 0j, 0j, 0j, 0j, 0j, (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), 0j, (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), 0j, 0j, 0j, 0j, 0j ] self.sync_word1 = sync_word1 = [ 0., 0., 0., 0., 0., 0., 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 0., 0., 0., 0., 0. ] self.samp_rate = samp_rate = 5000000 self.rolloff = rolloff = 0 self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe( fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 1) self.packet_len = packet_len = 96 self.header_formatter = header_formatter = digital.packet_header_ofdm( occupied_carriers, n_syms=1, len_tag_key=packet_length_tag_key, frame_len_tag_key=length_tag_key, bits_per_header_sym=header_mod.bits_per_symbol(), bits_per_payload_sym=payload_mod.bits_per_symbol(), scramble_header=False) self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe( fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols) ################################################## # Blocks ################################################## self.uhd_usrp_sink_0 = uhd.usrp_sink( ",".join(("serial=30CEEB2", "")), uhd.stream_args( cpu_format="fc32", channels=range(1), ), ) self.uhd_usrp_sink_0.set_samp_rate(samp_rate) self.uhd_usrp_sink_0.set_center_freq(2.492e9, 0) self.uhd_usrp_sink_0.set_gain(200, 0) self.uhd_usrp_sink_0.set_antenna("TX/RX", 0) self.qtgui_time_sink_x_0 = qtgui.time_sink_c( 1024, #size samp_rate, #samp_rate "", #name 1 #number of inputs ) self.qtgui_time_sink_x_0.set_update_time(0.10) self.qtgui_time_sink_x_0.set_y_axis(-1, 1) self.qtgui_time_sink_x_0.set_y_label("Amplitude", "") self.qtgui_time_sink_x_0.enable_tags(-1, True) self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") self.qtgui_time_sink_x_0.enable_autoscale(False) self.qtgui_time_sink_x_0.enable_grid(False) self.qtgui_time_sink_x_0.enable_control_panel(False) if not True: self.qtgui_time_sink_x_0.disable_legend() labels = ["", "", "", "", "", "", "", "", "", ""] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = [ "blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "blue" ] styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(2 * 1): 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.fft_vxx_0_0 = fft.fft_vcc(fft_len, False, (()), True, 1) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb( header_formatter.formatter(), packet_length_tag_key) self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer( fft_len, fft_len + fft_len / 4, rolloff, packet_length_tag_key) self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc( fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), packet_length_tag_key) self.digital_crc32_bb_0_0 = digital.crc32_bb(False, packet_length_tag_key, True) self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc( (payload_mod.points()), 1) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc( (header_mod.points()), 1) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, "packet_len", 0) self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, True) self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb( 8, payload_mod.bits_per_symbol(), packet_length_tag_key, False, gr.GR_LSB_FIRST) 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_vcc((0.05, )) self.blocks_message_strobe_0 = blocks.message_strobe( pmt.cons(pmt.make_dict(), pmt.make_u8vector(4, 1)), 100) self.blocks_message_debug_0 = blocks.message_debug() ################################################## # Connections ################################################## self.msg_connect((self.blocks_message_strobe_0, 'strobe'), (self.blocks_message_debug_0, 'print_pdu')) self.msg_connect((self.blocks_message_strobe_0, 'strobe'), (self.blocks_pdu_to_tagged_stream_0, 'pdus')) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_tag_gate_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_0, 0), (self.digital_crc32_bb_0_0, 0)) self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.qtgui_time_sink_x_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.uhd_usrp_sink_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.digital_crc32_bb_0_0, 0), (self.blocks_repack_bits_bb_0_0, 0)) self.connect((self.digital_crc32_bb_0_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0), (self.fft_vxx_0_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0))
def __init__(self): gr.top_block.__init__(self, "Tx Ofdm") ################################################## # Variables ################################################## self.pilot_symbols = pilot_symbols = ((1, 1, 1, -1,),) self.pilot_carriers = pilot_carriers = ((-21, -7, 7, 21,),) self.payload_mod = payload_mod = digital.constellation_qpsk() self.packet_length_tag_key = packet_length_tag_key = "packet_len" self.occupied_carriers = occupied_carriers = (range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27),) self.length_tag_key = length_tag_key = "frame_len" self.header_mod = header_mod = digital.constellation_bpsk() self.fft_len = fft_len = 64 self.variable_constellation_0 = variable_constellation_0 = digital.constellation_calcdist(([-1-1j, -1+1j, 1+1j, 1-1j]), ([0, 1, 3, 2]), 4, 1).base() self.tx_gain = tx_gain = 6 self.sync_word2 = sync_word2 = [0, 0, 0, 0, 0, 0, -1, -1, -1, -1, 1, 1, -1, -1, -1, 1, -1, 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, -1, 0, 1, -1, 1, 1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, -1, -1, 0, 0, 0, 0, 0] self.sync_word1 = sync_word1 = [0., 0., 0., 0., 0., 0., 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 0., 0., 0., 0., 0.] self.samp_rate = samp_rate = 1000000 self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe(fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 0, 1) self.packet_len = packet_len = 50 self.ip_address = ip_address = 'addr=192.168.10.2' self.header_formatter = header_formatter = digital.packet_header_ofdm(occupied_carriers, n_syms=1, len_tag_key=packet_length_tag_key, frame_len_tag_key=length_tag_key, bits_per_header_sym=header_mod.bits_per_symbol(), bits_per_payload_sym=payload_mod.bits_per_symbol(), scramble_header=False) self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe(fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 0, 1) self.fc = fc = 1.2e9 ################################################## # Blocks ################################################## self.uhd_usrp_sink_0 = uhd.usrp_sink( ",".join((ip_address, "")), uhd.stream_args( cpu_format="fc32", channels=range(1), ), packet_length_tag_key, ) self.uhd_usrp_sink_0.set_samp_rate(samp_rate) self.uhd_usrp_sink_0.set_center_freq(fc, 0) self.uhd_usrp_sink_0.set_gain(tx_gain, 0) self.uhd_usrp_sink_0.set_antenna('TX/RX', 0) self.fft_vxx_0_0 = fft.fft_vcc(fft_len, False, (()), True, 1) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb(header_formatter.formatter(), "packet_len") self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer(fft_len, fft_len+fft_len/4, 0, packet_length_tag_key) self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc(fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1,sync_word2), packet_length_tag_key) (self.digital_ofdm_carrier_allocator_cvc_0).set_max_output_buffer(100000) self.digital_crc32_bb_0 = digital.crc32_bb(False, packet_length_tag_key, True) self.digital_chunks_to_symbols_xx_0_1 = digital.chunks_to_symbols_bc((header_mod.points()), 1) self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc((payload_mod.points()), 1) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, packet_length_tag_key, 0) self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, True) self.blocks_tag_gate_0.set_single_key("") self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream(gr.sizeof_char, 1, packet_len, packet_length_tag_key) self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(8, payload_mod.bits_per_symbol(), packet_length_tag_key, False, gr.GR_LSB_FIRST) self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc((0.05, )) self.analog_random_source_x_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, 255, 800*packet_len)), False) ################################################## # Connections ################################################## self.connect((self.analog_random_source_x_0, 0), (self.blocks_stream_to_tagged_stream_0, 0)) self.connect((self.blocks_multiply_const_vxx_1, 0), (self.uhd_usrp_sink_0, 0)) self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.blocks_multiply_const_vxx_1, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.digital_chunks_to_symbols_xx_0_1, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0), (self.fft_vxx_0_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_tag_gate_0, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_1, 0)) self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0))
def __init__(self, fft_len=_def_fft_len, cp_len=_def_cp_len, packet_length_tag_key=_def_packet_length_tag_key, occupied_carriers=_def_occupied_carriers, pilot_carriers=_def_pilot_carriers, pilot_symbols=_def_pilot_symbols, bps_header=1, bps_payload=1, sync_word1=None, sync_word2=None, rolloff=0, debug_log=False, scramble_bits=False ): gr.hier_block2.__init__(self, "ofdm_tx", gr.io_signature(1, 1, gr.sizeof_char), gr.io_signature(1, 1, gr.sizeof_gr_complex)) ### Param init / sanity check ######################################## self.fft_len = fft_len self.cp_len = cp_len self.packet_length_tag_key = packet_length_tag_key self.occupied_carriers = occupied_carriers self.pilot_carriers = pilot_carriers self.pilot_symbols = pilot_symbols self.bps_header = bps_header self.bps_payload = bps_payload self.sync_word1 = sync_word1 if sync_word1 is None: self.sync_word1 = _make_sync_word1(fft_len, occupied_carriers, pilot_carriers) else: if len(sync_word1) != self.fft_len: raise ValueError("Length of sync sequence(s) must be FFT length.") self.sync_words = [self.sync_word1,] if sync_word2 is None: self.sync_word2 = _make_sync_word2(fft_len, occupied_carriers, pilot_carriers) else: self.sync_word2 = sync_word2 if len(self.sync_word2): if len(self.sync_word2) != fft_len: raise ValueError("Length of sync sequence(s) must be FFT length.") self.sync_word2 = list(self.sync_word2) self.sync_words.append(self.sync_word2) if scramble_bits: self.scramble_seed = 0x7f else: self.scramble_seed = 0x00 # We deactivate the scrambler by init'ing it with zeros ### Header modulation ################################################ crc = digital.crc32_bb(False, self.packet_length_tag_key) header_constellation = _get_constellation(bps_header) header_mod = digital.chunks_to_symbols_bc(header_constellation.points()) formatter_object = digital.packet_header_ofdm( occupied_carriers=occupied_carriers, n_syms=1, bits_per_header_sym=self.bps_header, bits_per_payload_sym=self.bps_payload, scramble_header=scramble_bits ) header_gen = digital.packet_headergenerator_bb(formatter_object.base(), self.packet_length_tag_key) header_payload_mux = blocks.tagged_stream_mux( itemsize=gr.sizeof_gr_complex*1, lengthtagname=self.packet_length_tag_key, tag_preserve_head_pos=1 # Head tags on the payload stream stay on the head ) self.connect( self, crc, header_gen, header_mod, (header_payload_mux, 0) ) if debug_log: self.connect(header_gen, blocks.file_sink(1, 'tx-hdr.dat')) ### Payload modulation ############################################### payload_constellation = _get_constellation(bps_payload) payload_mod = digital.chunks_to_symbols_bc(payload_constellation.points()) payload_scrambler = digital.additive_scrambler_bb( 0x8a, self.scramble_seed, 7, 0, # Don't reset after fixed length (let the reset tag do that) bits_per_byte=8, # This is before unpacking reset_tag_key=self.packet_length_tag_key ) payload_unpack = blocks.repack_bits_bb( 8, # Unpack 8 bits per byte bps_payload, self.packet_length_tag_key ) self.connect( crc, payload_scrambler, payload_unpack, payload_mod, (header_payload_mux, 1) ) ### Create OFDM frame ################################################ allocator = digital.ofdm_carrier_allocator_cvc( self.fft_len, occupied_carriers=self.occupied_carriers, pilot_carriers=self.pilot_carriers, pilot_symbols=self.pilot_symbols, sync_words=self.sync_words, len_tag_key=self.packet_length_tag_key ) ffter = fft.fft_vcc( self.fft_len, False, # Inverse FFT (), # No window True # Shift ) cyclic_prefixer = mofdm.ofdm_cyclic_prefixer( self.fft_len, self.fft_len+self.cp_len, rolloff, self.packet_length_tag_key ) self.connect(header_payload_mux, allocator, ffter, cyclic_prefixer, self) if debug_log: self.connect(allocator, blocks.file_sink(gr.sizeof_gr_complex * fft_len, 'tx-post-allocator.dat')) self.connect(cyclic_prefixer, blocks.file_sink(gr.sizeof_gr_complex, 'tx-signal.dat'))
def __init__(self): grc_wxgui.top_block_gui.__init__(self, title="OFDM Tx") _icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png" self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY)) ################################################## # Variables ################################################## self.occupied_carriers = occupied_carriers = (range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27),) self.length_tag_name = length_tag_name = "packet_len" self.sync_word2 = sync_word2 = (0, 0, 0, 0, 0, 1, 1, -1.0, -1, 1.0, 1, 1.0, -1, -1.0, -1, 1.0, 1, -1.0, 1, 1.0, 1, -1.0, -1, -1.0, -1, 1.0, -1, 1.0, -1, 1.0, 1, -1.0, 0, 1.0, 1, -1.0, 1, 1.0, -1, -1.0, 1, -1.0, -1, -1.0, 1, 1.0, 1, -1.0, 1, 1.0, -1, 1.0, -1, -1.0, -1, 1.0, 1, -1.0, 0, 0, 0, 0, 0, 0) self.sync_word1 = sync_word1 = (0, 0, 0, 0, 0, 0, 0, -1.0, 0, 1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, -1.0, 0, 1.0, 0, 1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, -1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, 0, 0, 0, 0, 0) self.samp_rate = samp_rate = 100000 self.rolloff = rolloff = 0 self.pilot_symbols = pilot_symbols = ((1, 1, 1, -1,),) self.pilot_carriers = pilot_carriers = ((-21, -7, 7, 21,),) self.payload_mod = payload_mod = digital.constellation_qpsk() self.packet_len = packet_len = 96 self.header_mod = header_mod = digital.constellation_bpsk() self.header_formatter = header_formatter = digital.packet_header_ofdm(occupied_carriers, 1, length_tag_name) self.fft_len = fft_len = 64 ################################################## # Blocks ################################################## self.wxgui_scopesink2_0 = scopesink2.scope_sink_c( self.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=gr.gr_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, 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.fft_vxx_0 = fft.fft_vcc(fft_len, False, (), False, 1) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb(header_formatter.formatter()) self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer(fft_len, fft_len+fft_len/4, rolloff, length_tag_name) self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc(fft_len, occupied_carriers, pilot_carriers, pilot_symbols, length_tag_name) self.digital_crc32_bb_0 = digital.crc32_bb(False, length_tag_name) self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc((payload_mod.points()), 1) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc((header_mod.points()), 1) self.blocks_vector_source_x_1 = blocks.vector_source_c(tuple(numpy.array(sync_word1) * numpy.sqrt(2)) + sync_word2, True, fft_len, tagged_streams.make_lengthtags((2,), (0,), length_tag_name)) self.blocks_vector_source_x_0 = blocks.vector_source_b(range(packet_len), True, 1, tagged_streams.make_lengthtags((packet_len,), (0,), length_tag_name)) self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate) self.blocks_tagged_stream_mux_1 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*fft_len, length_tag_name) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, length_tag_name) self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(8, payload_mod.bits_per_symbol(), length_tag_name, False) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((0.05, )) ################################################## # Connections ################################################## self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.blocks_vector_source_x_0, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0), (self.blocks_tagged_stream_mux_1, 1)) self.connect((self.blocks_tagged_stream_mux_1, 0), (self.fft_vxx_0, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0, 0)) self.connect((self.blocks_vector_source_x_1, 0), (self.blocks_tagged_stream_mux_1, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.wxgui_fftsink2_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_throttle_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.wxgui_scopesink2_0, 0))
def __init__(self, options): gr.hier_block2.__init__( self, "transmit_path", gr.io_signature(0, 0, 0), # Input signature gr.io_signature(1, 1, gr.sizeof_gr_complex)) # Output signature ################################################## # Parameters ################################################## self.encoding = int(options.regime) - 1 # data rate index !! encoding = int(options.regime) - 1 self.sub_encoding = 2 ######new added sub_encoding = 2 #encoding = 0 ################################################## # Variables ################################################## self.mult = mult = .4 self.out_buf_size = out_buf_size = 96000 self.header_formatter = header_formatter = ieee802_11.wifi_signal_field( ) ################################################## # Blocks ################################################## self.ieee802_11_ofdm_mapper_0 = ieee802_11.ofdm_mapper( encoding, sub_encoding, True) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb( header_formatter.formatter(), "packet_len") self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc( ([-1, 1]), 1) self.ieee802_11_chunks_to_symbols_xx_0 = ieee802_11.chunks_to_symbols( False) #####Add a new parameter (self.ieee802_11_chunks_to_symbols_xx_0).set_min_output_buffer(96000) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, "packet_len", 1) (self.blocks_tagged_stream_mux_0).set_min_output_buffer(96000) self.digital_ofdm_carrier_allocator_cvc_0_0_0 = digital.ofdm_carrier_allocator_cvc( 64, (range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27), ), ((-21, -7, 7, 21), ), ((1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1)), ((0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0), (0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0), (0, 0j, 0, 0j, 0, 0j, -1, 1j, -1, 1j, -1, 1j, -1, -1j, 1, 1j, 1, -1j, -1, 1j, 1, 1j, 1, 1j, 1, 1j, -1, (-0 - 1j), 1, -1j, -1, 1j, 0, -1j, 1, (-0 - 1j), 1, -1j, 1, 1j, -1, -1j, 1, (-0 - 1j), -1, 1j, 1, 1j, 1, 1j, 1, 1j, -1, -1j, 1, 1j, 1, -1j, -1, 0j, 0, 0j, 0, 0j), (0, 0, 0, 0, 0, 0, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 0, 1, -1, -1, 1, 1, -1, 1, -1, 1, -1, -1, -1, -1, -1, 1, 1, -1, -1, 1, -1, 1, -1, 1, 1, 1, 1, 0, 0, 0, 0, 0)), "packet_len") (self.digital_ofdm_carrier_allocator_cvc_0_0_0 ).set_min_output_buffer(96000) self.fft_vxx_0_0 = fft.fft_vcc(64, False, (tuple([1 / 52**.5] * 64)), True, 1) (self.fft_vxx_0_0).set_min_output_buffer(96000) self.digital_ofdm_cyclic_prefixer_0_0 = digital.ofdm_cyclic_prefixer( 64, 64 + 16, 2, "packet_len") (self.digital_ofdm_cyclic_prefixer_0_0).set_min_output_buffer(96000) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((mult, )) (self.blocks_multiply_const_vxx_0).set_min_output_buffer(100000) self.foo_packet_pad2_0 = foo.packet_pad2(False, False, 0.01, 100, 1000) (self.foo_packet_pad2_0).set_min_output_buffer(96000) #self.blocks_socket_pdu_0 = blocks.socket_pdu("UDP_SERVER", "", "52001", 10000, False) #self.blocks_null_source_0 = blocks.null_source(gr.sizeof_gr_complex*1) #self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_gr_complex*1) ################################################## # Connections ################################################## self.connect((self.ieee802_11_ofdm_mapper_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.ieee802_11_ofdm_mapper_0, 0), (self.ieee802_11_chunks_to_symbols_xx_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.ieee802_11_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0_0_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0_0_0, 0), (self.fft_vxx_0_0, 0)) self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_cyclic_prefixer_0_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.foo_packet_pad2_0, 0)) self.connect((self.foo_packet_pad2_0, 0), (self))
def __init__(self): gr.top_block.__init__(self, "OFDM Rx v1") Qt.QWidget.__init__(self) self.setWindowTitle("OFDM Rx v1") 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", "rx_ofdm_artur") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.pilot_symbols = pilot_symbols = (( 1, 1, 1, -1, ), ) self.pilot_carriers = pilot_carriers = (( -21, -7, 7, 21, ), ) self.payload_mod = payload_mod = digital.constellation_qpsk() self.packet_length_tag_key = packet_length_tag_key = "packet_len" self.occupied_carriers = occupied_carriers = ( range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27), ) self.length_tag_key = length_tag_key = "frame_len" self.header_mod = header_mod = digital.constellation_bpsk() self.fft_len = fft_len = 64 self.tun_gain = tun_gain = 30 self.sync_word2 = sync_word2 = [ 0j, 0j, 0j, 0j, 0j, 0j, (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), 0j, (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), 0j, 0j, 0j, 0j, 0j ] self.sync_word1 = sync_word1 = [ 0., 0., 0., 0., 0., 0., 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 0., 0., 0., 0., 0. ] self.samp_rate = samp_rate = 500000 self.rolloff = rolloff = 0 self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe( fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 1) self.packet_len = packet_len = 96 self.header_formatter = header_formatter = digital.packet_header_ofdm( occupied_carriers, n_syms=1, len_tag_key=packet_length_tag_key, frame_len_tag_key=length_tag_key, bits_per_header_sym=header_mod.bits_per_symbol(), bits_per_payload_sym=payload_mod.bits_per_symbol(), scramble_header=False) self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe( fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols) ################################################## # Blocks ################################################## self._tun_gain_range = Range(0, 70, 1, 30, 200) self._tun_gain_win = RangeWidget(self._tun_gain_range, self.set_tun_gain, "tun_gain", "counter_slider", float) self.top_layout.addWidget(self._tun_gain_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(2e9, 0) self.uhd_usrp_source_0.set_gain(30, 0) self.uhd_usrp_source_0.set_antenna('RX2', 0) self.uhd_usrp_sink_0 = uhd.usrp_sink( ",".join(("", "")), uhd.stream_args( cpu_format="fc32", channels=range(1), ), ) self.uhd_usrp_sink_0.set_samp_rate(samp_rate) self.uhd_usrp_sink_0.set_center_freq(2e9, 0) self.uhd_usrp_sink_0.set_gain(tun_gain, 0) self.uhd_usrp_sink_0.set_antenna('TX/RX', 0) self.qtgui_time_sink_x_1 = qtgui.time_sink_f( 20, #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(-1, True) self.qtgui_time_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") self.qtgui_time_sink_x_1.enable_autoscale(True) 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) if not True: self.qtgui_time_sink_x_1.disable_legend() labels = ['', '', '', '', '', '', '', '', '', ''] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = [ "blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "blue" ] styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(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.top_layout.addWidget(self._qtgui_time_sink_x_1_win) self.qtgui_time_sink_x_0_0 = qtgui.time_sink_f( 200, #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, 2) 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_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_c( 1024, #size samp_rate, #samp_rate 'Scope Plot', #name 1 #number of inputs ) self.qtgui_time_sink_x_0.set_update_time(0.10) self.qtgui_time_sink_x_0.set_y_axis(-1, 1) 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(True) 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 = ['Scope Plot', '', '', '', '', '', '', '', '', ''] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = [ "blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "blue" ] styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(2): if len(labels[i]) == 0: if (i % 2 == 0): self.qtgui_time_sink_x_0.set_line_label( i, "Re{{Data {0}}}".format(i / 2)) else: self.qtgui_time_sink_x_0.set_line_label( i, "Im{{Data {0}}}".format(i / 2)) else: self.qtgui_time_sink_x_0.set_line_label(i, labels[i]) self.qtgui_time_sink_x_0.set_line_width(i, widths[i]) self.qtgui_time_sink_x_0.set_line_color(i, colors[i]) self.qtgui_time_sink_x_0.set_line_style(i, styles[i]) self.qtgui_time_sink_x_0.set_line_marker(i, markers[i]) self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i]) self._qtgui_time_sink_x_0_win = sip.wrapinstance( self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_time_sink_x_0_win) self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c( 1024, #size firdes.WIN_BLACKMAN_hARRIS, #wintype 0, #fc samp_rate, #bw 'FFT Plot', #name 1 #number of inputs ) self.qtgui_freq_sink_x_0.set_update_time(0.10) self.qtgui_freq_sink_x_0.set_y_axis(-140, 10) self.qtgui_freq_sink_x_0.set_y_label('Relative Gain', 'dB') self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") self.qtgui_freq_sink_x_0.enable_autoscale(True) self.qtgui_freq_sink_x_0.enable_grid(False) self.qtgui_freq_sink_x_0.set_fft_average(1.0) self.qtgui_freq_sink_x_0.enable_axis_labels(True) self.qtgui_freq_sink_x_0.enable_control_panel(False) if not True: self.qtgui_freq_sink_x_0.disable_legend() if "complex" == "float" or "complex" == "msg_float": self.qtgui_freq_sink_x_0.set_plot_pos_half(not True) labels = ['', '', '', '', '', '', '', '', '', ''] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = [ "blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "dark blue" ] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(1): if len(labels[i]) == 0: self.qtgui_freq_sink_x_0.set_line_label( i, "Data {0}".format(i)) else: self.qtgui_freq_sink_x_0.set_line_label(i, labels[i]) self.qtgui_freq_sink_x_0.set_line_width(i, widths[i]) self.qtgui_freq_sink_x_0.set_line_color(i, colors[i]) self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i]) self._qtgui_freq_sink_x_0_win = sip.wrapinstance( self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_freq_sink_x_0_win) self.meu_qpsk_modulator_adapt_cb_0 = meu.qpsk_modulator_adapt_cb() self.meu_qpsk_demod_adapt_cb_0 = meu.qpsk_demod_adapt_cb() self.meu_phase_finder_vci_0 = meu.phase_finder_vci( fft_len / 4, fft_len) self.fft_vxx_1 = fft.fft_vcc(fft_len, True, (), True, 1) self.fft_vxx_0_0 = fft.fft_vcc(fft_len, False, (()), True, 1) self.fft_vxx_0 = fft.fft_vcc(fft_len, True, (()), True, 1) self.digital_packet_headerparser_b_0 = digital.packet_headerparser_b( header_formatter.base()) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb( header_formatter.formatter(), "packet_len") self.digital_ofdm_sync_sc_cfb_0 = digital.ofdm_sync_sc_cfb( fft_len, fft_len / 4, False) self.digital_ofdm_serializer_vcc_payload = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, packet_length_tag_key, 1, '', True) self.digital_ofdm_serializer_vcc_header = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, '', 0, '', True) self.digital_ofdm_frame_equalizer_vcvc_1 = digital.ofdm_frame_equalizer_vcvc( payload_equalizer.base(), fft_len / 4, length_tag_key, True, 0) self.digital_ofdm_frame_equalizer_vcvc_0 = digital.ofdm_frame_equalizer_vcvc( header_equalizer.base(), fft_len / 4, length_tag_key, True, 1) self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer( fft_len, fft_len + fft_len / 4, rolloff, length_tag_key) self.digital_ofdm_chanest_vcvc_0 = digital.ofdm_chanest_vcvc( (sync_word1), (sync_word2), 1, 0, 3, False) self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc( fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), length_tag_key) self.digital_header_payload_demux_0 = digital.header_payload_demux( 3, fft_len, fft_len / 4, length_tag_key, "", True, gr.sizeof_gr_complex, "rx_time", samp_rate, (), 0, ) self.digital_crc32_bb_0_0 = digital.crc32_bb(True, packet_length_tag_key, False) self.digital_crc32_bb_0 = digital.crc32_bb(False, length_tag_key, True) self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb( header_mod.base()) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc( (header_mod.points()), 1) self.blocks_uchar_to_float_0_0 = blocks.uchar_to_float() self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, length_tag_key, 0) self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, False) self.blocks_tag_gate_0.set_single_key("") self.blocks_tag_debug_1 = blocks.tag_debug(gr.sizeof_char * 1, 'Rx Bytes', "") self.blocks_tag_debug_1.set_display(True) self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream( gr.sizeof_char, 1, packet_len, length_tag_key) self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb( payload_mod.bits_per_symbol(), 8, packet_length_tag_key, True, gr.GR_LSB_FIRST) self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb( 8, payload_mod.bits_per_symbol(), length_tag_key, False, gr.GR_LSB_FIRST) self.blocks_multiply_xx_0 = blocks.multiply_vcc(1) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((0.05, )) self.blocks_int_to_float_0 = blocks.int_to_float(1, 1) self.blocks_file_source_0 = blocks.file_source( gr.sizeof_char * 1, '/home/jdmarques/hello', True) self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL) self.blocks_file_sink_0 = blocks.file_sink( gr.sizeof_char * 1, '/home/jdmarques/prefix/testeteste.txt', False) self.blocks_file_sink_0.set_unbuffered(False) self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, fft_len + fft_len / 4) self.analog_frequency_modulator_fc_0 = analog.frequency_modulator_fc( -2.0 / fft_len) self.analog_const_source_x_0_0 = analog.sig_source_i( 0, analog.GR_CONST_WAVE, 0, 0, 1) self.analog_const_source_x_0 = analog.sig_source_i( 0, analog.GR_CONST_WAVE, 0, 0, 1) ################################################## # Connections ################################################## self.msg_connect((self.digital_packet_headerparser_b_0, 'header_data'), (self.digital_header_payload_demux_0, 'header_data')) self.connect((self.analog_const_source_x_0, 0), (self.meu_qpsk_demod_adapt_cb_0, 1)) self.connect((self.analog_const_source_x_0_0, 0), (self.meu_qpsk_modulator_adapt_cb_0, 1)) self.connect((self.analog_frequency_modulator_fc_0, 0), (self.blocks_multiply_xx_0, 0)) self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_xx_0, 1)) self.connect((self.blocks_file_source_0, 0), (self.blocks_stream_to_tagged_stream_0, 0)) self.connect((self.blocks_int_to_float_0, 0), (self.qtgui_time_sink_x_1, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_tag_gate_0, 0)) self.connect((self.blocks_multiply_xx_0, 0), (self.digital_header_payload_demux_0, 0)) self.connect((self.blocks_repack_bits_bb_0, 0), (self.meu_qpsk_modulator_adapt_cb_0, 0)) self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.blocks_uchar_to_float_0_0, 0)) self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.digital_crc32_bb_0_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.qtgui_freq_sink_x_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.qtgui_time_sink_x_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.uhd_usrp_sink_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0, 0)) self.connect((self.blocks_uchar_to_float_0_0, 0), (self.qtgui_time_sink_x_0_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_packet_headerparser_b_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.digital_crc32_bb_0_0, 0), (self.blocks_file_sink_0, 0)) self.connect((self.digital_crc32_bb_0_0, 0), (self.blocks_tag_debug_1, 0)) self.connect((self.digital_header_payload_demux_0, 0), (self.fft_vxx_0, 0)) self.connect((self.digital_header_payload_demux_0, 1), (self.fft_vxx_1, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0), (self.fft_vxx_0_0, 0)) self.connect((self.digital_ofdm_chanest_vcvc_0, 0), (self.digital_ofdm_frame_equalizer_vcvc_0, 0)) self.connect((self.digital_ofdm_chanest_vcvc_0, 0), (self.meu_phase_finder_vci_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_0, 0), (self.digital_ofdm_serializer_vcc_header, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_1, 0), (self.digital_ofdm_serializer_vcc_payload, 0)) self.connect((self.digital_ofdm_serializer_vcc_header, 0), (self.digital_constellation_decoder_cb_0, 0)) self.connect((self.digital_ofdm_serializer_vcc_payload, 0), (self.meu_qpsk_demod_adapt_cb_0, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_0, 0), (self.analog_frequency_modulator_fc_0, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_0, 1), (self.digital_header_payload_demux_0, 1)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_chanest_vcvc_0, 0)) self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0)) self.connect((self.fft_vxx_1, 0), (self.digital_ofdm_frame_equalizer_vcvc_1, 0)) self.connect((self.meu_phase_finder_vci_0, 0), (self.blocks_int_to_float_0, 0)) self.connect((self.meu_qpsk_demod_adapt_cb_0, 0), (self.blocks_repack_bits_bb_0_0, 0)) self.connect((self.meu_qpsk_modulator_adapt_cb_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.uhd_usrp_source_0, 0), (self.blocks_delay_0, 0)) self.connect((self.uhd_usrp_source_0, 0), (self.digital_ofdm_sync_sc_cfb_0, 0))
def __init__(self, samp_rate=10000): gr.hier_block2.__init__( self, "Sync Radio Hier Grc", gr.io_signaturev(2, 2, [gr.sizeof_char*1, gr.sizeof_gr_complex*1]), gr.io_signaturev(2, 2, [gr.sizeof_char*1, gr.sizeof_gr_complex*1]), ) ################################################## # Parameters ################################################## self.samp_rate = samp_rate ################################################## # Variables ################################################## self.sync_word2 = sync_word2 = [0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,(1+0j),(-1+0j),(-1+0j),(-1+0j),(1+0j),(-1+0j),(1+0j),(-1+0j),(-1+0j),(-1+0j),(-1+0j),(-1+0j),(-1+0j),(-1+0j),(-1+0j),(1+0j),0j,(1+0j),(-1+0j),(1+0j),(1+0j),(1+0j),(-1+0j),(1+0j),(1+0j),(1+0j),(-1+0j),(1+0j),(1+0j),(1+0j),(1+0j),(-1+0j),0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j] self.sync_word1 = sync_word1 = [0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,1.42,0.0,-1.42,0.0,1.42,0.0,1.42,0.0,1.42,0.0,1.42,0.0,-1.42,0.0,1.42,0.0,1.42,0.0,-1.42,0.0,1.42,0.0,1.42,0.0,1.42,0.0,-1.42,0.0,1.42,0.0,1.42,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0] self.pilot_symbols = pilot_symbols = ((1, -1,),) self.pilot_carriers = pilot_carriers = ((-13, 12,),) self.payload_mod = payload_mod = digital.constellation_qpsk() self.packet_length_tag_key = packet_length_tag_key = "packet_len" self.occupied_carriers = occupied_carriers = ([-16, -15, -14, -12, -11, -10, -9, -8, -7, -6, -5, -4, -3, -2, -1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15],) self.length_tag_key = length_tag_key = "frame_len" self.header_mod = header_mod = digital.constellation_bpsk() self.fft_len = fft_len = (len(sync_word1)+len(sync_word2))/2 self.rolloff = rolloff = 0 self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe(fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 1) self.len_ocup_carr = len_ocup_carr = len(occupied_carriers[0]) self.header_formatter = header_formatter = digital.packet_header_ofdm(occupied_carriers, n_syms=1, len_tag_key=packet_length_tag_key, frame_len_tag_key=length_tag_key, bits_per_header_sym=header_mod.bits_per_symbol(), bits_per_payload_sym=payload_mod.bits_per_symbol(), scramble_header=True) self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe(fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols) self.forward_OOB = forward_OOB = [0.005277622700213007, 0.03443705907448985, 0.1214101788557494, 0.29179662246081545, 0.52428014905364, 0.7350677973792328, 0.8210395030022875, 0.7350677973792348, 0.5242801490536404, 0.291796622460816, 0.1214101788557501, 0.03443705907448997, 0.005277622700213012] self.feedback_OOB = feedback_OOB = [1.0, -1.0455317889337852, 3.9201525346250072, -3.9114761684448958, 6.54266144224035, -5.737287389902878, 5.820328302284336, -4.134700802700442, 2.7949972248757664, -1.4584448495689168, 0.6358650797085171, -0.19847981428665007, 0.04200458351675313] self.cp_len = cp_len = fft_len/4 self.active_carriers = active_carriers = len(occupied_carriers[0])+4 ################################################## # Blocks ################################################## self.iir_filter_xxx_1 = filter.iir_filter_ccd((forward_OOB), (feedback_OOB), False) self.fft_vxx_txpath = fft.fft_vcc(fft_len, False, (()), True, 1) self.fft_vxx_2_rxpath = fft.fft_vcc(fft_len, True, (), True, 1) self.fft_vxx_1_rxpath = fft.fft_vcc(fft_len, True, (()), True, 1) self.digital_packet_headerparser_b_rxpath = digital.packet_headerparser_b(header_formatter.base()) self.digital_packet_headergenerator_bb_txpath = digital.packet_headergenerator_bb(header_formatter.formatter(), "packet_len") self.digital_ofdm_sync_sc_cfb_rxpath = digital.ofdm_sync_sc_cfb(fft_len, fft_len/4, False) self.digital_ofdm_serializer_vcc_payload_rxpath = digital.ofdm_serializer_vcc(fft_len, occupied_carriers, length_tag_key, packet_length_tag_key, 1, "", True) self.digital_ofdm_serializer_vcc_header_rxpath = digital.ofdm_serializer_vcc(fft_len, occupied_carriers, length_tag_key, "", 0, "", True) self.digital_ofdm_frame_equalizer_vcvc_2_rxpath = digital.ofdm_frame_equalizer_vcvc(payload_equalizer.base(), cp_len, length_tag_key, True, 0) self.digital_ofdm_frame_equalizer_vcvc_1_rxpath = digital.ofdm_frame_equalizer_vcvc(header_equalizer.base(), cp_len, length_tag_key, True, 1) self.digital_ofdm_cyclic_prefixer_txpath = digital.ofdm_cyclic_prefixer(fft_len, fft_len+cp_len, rolloff, packet_length_tag_key) (self.digital_ofdm_cyclic_prefixer_txpath).set_min_output_buffer(24000) self.digital_ofdm_chanest_vcvc_rxpath = digital.ofdm_chanest_vcvc((sync_word1), (sync_word2), 1, 0, 3, False) self.digital_ofdm_carrier_allocator_cvc_txpath = digital.ofdm_carrier_allocator_cvc(fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), packet_length_tag_key) (self.digital_ofdm_carrier_allocator_cvc_txpath).set_min_output_buffer(16000) self.digital_header_payload_demux_rxpath = digital.header_payload_demux( 3, fft_len, cp_len, length_tag_key, "", True, gr.sizeof_gr_complex, "rx_time", samp_rate, (), ) #self.digital_crc32_bb_txpath = digital.crc32_bb(False, packet_length_tag_key) #self.digital_crc32_bb_rxpath = digital.crc32_bb(True, packet_length_tag_key) self.digital_constellation_decoder_cb_1_rxpath = digital.constellation_decoder_cb(payload_mod.base()) self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(header_mod.base()) self.digital_chunks_to_symbols_x_txpath = digital.chunks_to_symbols_bc((payload_mod.points()), 1) self.digital_chunks_to_symbols_txpath = digital.chunks_to_symbols_bc((header_mod.points()), 1) self.blocks_tagged_stream_mux_txpath = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, packet_length_tag_key, 0) (self.blocks_tagged_stream_mux_txpath).set_min_output_buffer(16000) self.blocks_tag_gate_txpath = blocks.tag_gate(gr.sizeof_gr_complex * 1, False) self.blocks_repack_bits_bb_txpath = blocks.repack_bits_bb(8, payload_mod.bits_per_symbol(), packet_length_tag_key, False) self.blocks_repack_bits_bb_rxpath = blocks.repack_bits_bb(payload_mod.bits_per_symbol(), 8, packet_length_tag_key, True) self.blocks_multiply_xx_rxpath = blocks.multiply_vcc(1) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((.01, )) self.blocks_delay_rxpath = blocks.delay(gr.sizeof_gr_complex*1, fft_len+fft_len/4) self.analog_frequency_modulator_fc_rxpath = analog.frequency_modulator_fc(-2.0/fft_len) 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.connect((self.digital_ofdm_sync_sc_cfb_rxpath, 0), (self.analog_frequency_modulator_fc_rxpath, 0)) self.connect((self.analog_agc2_xx_0, 0), (self.digital_ofdm_sync_sc_cfb_rxpath, 0)) self.connect((self.analog_agc2_xx_0, 0), (self.blocks_delay_rxpath, 0)) self.connect((self.digital_packet_headergenerator_bb_txpath, 0), (self.digital_chunks_to_symbols_txpath, 0)) self.connect((self.blocks_repack_bits_bb_txpath, 0), (self.digital_chunks_to_symbols_x_txpath, 0)) self.connect((self.digital_chunks_to_symbols_txpath, 0), (self.blocks_tagged_stream_mux_txpath, 0)) self.connect((self.digital_chunks_to_symbols_x_txpath, 0), (self.blocks_tagged_stream_mux_txpath, 1)) self.connect((self.digital_ofdm_cyclic_prefixer_txpath, 0), (self.blocks_tag_gate_txpath, 0)) self.connect((self.fft_vxx_txpath, 0), (self.digital_ofdm_cyclic_prefixer_txpath, 0)) self.connect((self.blocks_tagged_stream_mux_txpath, 0), (self.digital_ofdm_carrier_allocator_cvc_txpath, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_txpath, 0), (self.fft_vxx_txpath, 0)) self.connect((self.digital_header_payload_demux_rxpath, 0), (self.fft_vxx_1_rxpath, 0)) self.connect((self.fft_vxx_1_rxpath, 0), (self.digital_ofdm_chanest_vcvc_rxpath, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_1_rxpath, 0), (self.digital_ofdm_serializer_vcc_header_rxpath, 0)) self.connect((self.digital_ofdm_chanest_vcvc_rxpath, 0), (self.digital_ofdm_frame_equalizer_vcvc_1_rxpath, 0)) self.connect((self.digital_header_payload_demux_rxpath, 1), (self.fft_vxx_2_rxpath, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_2_rxpath, 0), (self.digital_ofdm_serializer_vcc_payload_rxpath, 0)) self.connect((self.fft_vxx_2_rxpath, 0), (self.digital_ofdm_frame_equalizer_vcvc_2_rxpath, 0)) self.connect((self.digital_ofdm_serializer_vcc_payload_rxpath, 0), (self.digital_constellation_decoder_cb_1_rxpath, 0)) self.connect((self.digital_constellation_decoder_cb_1_rxpath, 0), (self.blocks_repack_bits_bb_rxpath, 0)) self.connect((self.digital_ofdm_serializer_vcc_header_rxpath, 0), (self.digital_constellation_decoder_cb_0, 0)) self.connect((self.analog_frequency_modulator_fc_rxpath, 0), (self.blocks_multiply_xx_rxpath, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_rxpath, 1), (self.digital_header_payload_demux_rxpath, 1)) self.connect((self.blocks_multiply_xx_rxpath, 0), (self.digital_header_payload_demux_rxpath, 0)) self.connect((self.blocks_delay_rxpath, 0), (self.blocks_multiply_xx_rxpath, 1)) self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_packet_headerparser_b_rxpath, 0)) self.connect((self, 1), (self.analog_agc2_xx_0, 0)) self.connect((self.blocks_tag_gate_txpath, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.iir_filter_xxx_1, 0), (self, 1)) ''' self.connect((self, 0), (self.digital_crc32_bb_txpath, 0)) self.connect((self.digital_crc32_bb_txpath, 0), (self.blocks_repack_bits_bb_txpath, 0)) self.connect((self.digital_crc32_bb_txpath, 0), (self.digital_packet_headergenerator_bb_txpath, 0)) ''' self.connect((self, 0), (self.blocks_repack_bits_bb_txpath, 0)) self.connect((self, 0), (self.digital_packet_headergenerator_bb_txpath, 0)) ''' self.connect((self.blocks_repack_bits_bb_rxpath, 0), (self.digital_crc32_bb_rxpath, 0)) self.connect((self.digital_crc32_bb_rxpath, 0), (self, 0)) ''' self.connect((self.blocks_repack_bits_bb_rxpath, 0), (self, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.iir_filter_xxx_1, 0)) ################################################## # Asynch Message Connections ################################################## self.msg_connect(self.digital_packet_headerparser_b_rxpath, "header_data", self.digital_header_payload_demux_rxpath, "header_data")
def __init__(self, id_user=0): gr.top_block.__init__(self, "Polar Coding with Coded Caching") ################################################## # Parameters ################################################## self.id_user = id_user ################################################## # Variables ################################################## self.snr = snr = 50 self.pilot_symbols = pilot_symbols = (( 1, 1, 1, -1, ), ) self.pilot_carriers = pilot_carriers = (( -21, -7, 7, 21, ), ) self.payload_mod = payload_mod = digital.constellation_qpsk() self.packet_length_tag_key = packet_length_tag_key = "packet_len" self.occupied_carriers = occupied_carriers = ( range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27), ) self.length_tag_key = length_tag_key = "frame_len" self.header_mod = header_mod = digital.constellation_bpsk() self.fft_len = fft_len = 64 self.Kw = Kw = 70 * 8 self.variance = variance = 1 / pow(10, snr / 10.0) self.sync_word2 = sync_word2 = [ 0, 0, 0, 0, 0, 0, -1, -1, -1, -1, 1, 1, -1, -1, -1, 1, -1, 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, -1, 0, 1, -1, 1, 1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, -1, -1, 0, 0, 0, 0, 0 ] self.sync_word1 = sync_word1 = [ 0., 0., 0., 0., 0., 0., 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 0., 0., 0., 0., 0. ] self.small_packet_len = small_packet_len = 52 self.samp_rate = samp_rate = 32000 self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe( fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 0, 1) self.header_formatter = header_formatter = digital.packet_header_ofdm( occupied_carriers, n_syms=1, len_tag_key=packet_length_tag_key, frame_len_tag_key=length_tag_key, bits_per_header_sym=header_mod.bits_per_symbol(), bits_per_payload_sym=payload_mod.bits_per_symbol(), scramble_header=False) self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe( fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 0, 1) self.coderate = coderate = [1, 2, 3, 3, 4] self.Users = Users = 4 self.Nbfiles = Nbfiles = 20 self.NbStrgUsers = NbStrgUsers = 1 self.NbChuncks = NbChuncks = 200 self.N = N = 2048 self.Ks = Ks = 2 * Kw ################################################## # Blocks ################################################## self.zeromq_sub_msg_source_0_0_0 = zeromq.sub_msg_source( 'tcp://localhost:5575', 10) self.zeromq_sub_msg_source_0_0 = zeromq.sub_msg_source( 'tcp://localhost:5555', 10) self.zeromq_pub_msg_sink_0_0_0 = zeromq.pub_msg_sink( 'tcp://*:5575', 10) self.zeromq_pub_msg_sink_0_0 = zeromq.pub_msg_sink('tcp://*:5555', 10) self.projectCACHE_polarEnc_b_0_0 = projectCACHE.polarEnc_b( N, Nbfiles, NbChuncks, NbStrgUsers, id_user, small_packet_len, packet_length_tag_key) self.projectCACHE_ofdm_frame_equalizer1_vcvc_0 = projectCACHE.ofdm_frame_equalizer1_vcvc( fft_len, fft_len / 4, length_tag_key, True, occupied_carriers, pilot_carriers, pilot_symbols, 0, True) self.projectCACHE_map_header_payload_bc_0 = projectCACHE.map_header_payload_bc( 4, 2, packet_length_tag_key) self.projectCACHE_PolarDec_b_0_0 = projectCACHE.PolarDec_b( N, Nbfiles, NbChuncks, id_user, Users, small_packet_len, 42, coderate[id_user], packet_length_tag_key) self.projectCACHE_PC_Error_Rate_0_0 = projectCACHE.PC_Error_Rate( id_user, 200) self.fft_vxx_1 = fft.fft_vcc(fft_len, True, (), True, 1) self.fft_vxx_0_0 = fft.fft_vcc(fft_len, False, (()), True, 1) self.fft_vxx_0 = fft.fft_vcc(fft_len, True, (()), True, 1) self.digital_probe_mpsk_snr_est_c_0 = digital.probe_mpsk_snr_est_c( 3, 1000, 0.0001) self.digital_packet_headerparser_b_0 = digital.packet_headerparser_b( header_formatter.base()) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb( header_formatter.formatter(), packet_length_tag_key) self.digital_ofdm_sync_sc_cfb_0 = digital.ofdm_sync_sc_cfb( fft_len, fft_len / 4, False, 0.9) self.digital_ofdm_serializer_vcc_payload_0 = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, packet_length_tag_key, 1, '', True) self.digital_ofdm_serializer_vcc_payload = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, packet_length_tag_key, 1, '', True) self.digital_ofdm_serializer_vcc_header = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, '', 0, '', True) self.digital_ofdm_frame_equalizer_vcvc_0 = digital.ofdm_frame_equalizer_vcvc( header_equalizer.base(), fft_len / 4, length_tag_key, True, 1) self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer( fft_len, fft_len + fft_len / 4, 0, packet_length_tag_key) self.digital_ofdm_chanest_vcvc_0 = digital.ofdm_chanest_vcvc( (sync_word1), (sync_word2), 1, 0, 3, False) self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc( fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), packet_length_tag_key) self.digital_header_payload_demux_0 = digital.header_payload_demux( 3, fft_len, fft_len / 4, length_tag_key, "", True, gr.sizeof_gr_complex, "rx_time", samp_rate, (), 0, ) self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb( header_mod.base()) self.digital_chunks_to_symbols_xx_0_1 = digital.chunks_to_symbols_bc( (header_mod.points()), 1) self.channels_channel_model_0_0 = channels.channel_model( noise_voltage=numpy.sqrt(variance), frequency_offset=1.0, epsilon=1.0, taps=(1.0, ), noise_seed=0, block_tags=False) self.blocks_throttle_0_0 = blocks.throttle(gr.sizeof_gr_complex * 1, samp_rate, True) self.blocks_tagged_stream_to_pdu_0 = blocks.tagged_stream_to_pdu( blocks.complex_t, 'packet_len') self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, packet_length_tag_key, 0) (self.blocks_tagged_stream_mux_0).set_max_output_buffer(8192) self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, False) self.blocks_tag_gate_0.set_single_key("") self.blocks_multiply_xx_0 = blocks.multiply_vcc(1) self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc((0.05, )) self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, fft_len + fft_len / 4) self.analog_frequency_modulator_fc_0 = analog.frequency_modulator_fc( -2.0 / fft_len) ################################################## # Connections ################################################## self.msg_connect((self.blocks_tagged_stream_to_pdu_0, 'pdus'), (self.zeromq_pub_msg_sink_0_0_0, 'in')) self.msg_connect((self.digital_packet_headerparser_b_0, 'header_data'), (self.digital_header_payload_demux_0, 'header_data')) self.msg_connect((self.digital_probe_mpsk_snr_est_c_0, 'snr'), (self.projectCACHE_PC_Error_Rate_0_0, 'SNR')) self.msg_connect((self.projectCACHE_polarEnc_b_0_0, 'BER_INFO'), (self.zeromq_pub_msg_sink_0_0, 'in')) self.msg_connect((self.zeromq_sub_msg_source_0_0, 'out'), (self.projectCACHE_PC_Error_Rate_0_0, 'BER_INFO')) self.msg_connect((self.zeromq_sub_msg_source_0_0_0, 'out'), (self.projectCACHE_PC_Error_Rate_0_0, 'CH_USE')) self.connect((self.analog_frequency_modulator_fc_0, 0), (self.blocks_multiply_xx_0, 0)) self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_xx_0, 1)) self.connect((self.blocks_multiply_const_vxx_1, 0), (self.blocks_throttle_0_0, 0)) self.connect((self.blocks_multiply_xx_0, 0), (self.digital_header_payload_demux_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.blocks_multiply_const_vxx_1, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0, 0)) self.connect((self.blocks_throttle_0_0, 0), (self.channels_channel_model_0_0, 0)) self.connect((self.channels_channel_model_0_0, 0), (self.blocks_delay_0, 0)) self.connect((self.channels_channel_model_0_0, 0), (self.digital_ofdm_sync_sc_cfb_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0_1, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_packet_headerparser_b_0, 0)) self.connect((self.digital_header_payload_demux_0, 0), (self.fft_vxx_0, 0)) self.connect((self.digital_header_payload_demux_0, 1), (self.fft_vxx_1, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0), (self.fft_vxx_0_0, 0)) self.connect((self.digital_ofdm_chanest_vcvc_0, 0), (self.digital_ofdm_frame_equalizer_vcvc_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_tag_gate_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_tagged_stream_to_pdu_0, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_0, 0), (self.digital_ofdm_serializer_vcc_header, 0)) self.connect((self.digital_ofdm_serializer_vcc_header, 0), (self.digital_constellation_decoder_cb_0, 0)) self.connect((self.digital_ofdm_serializer_vcc_payload, 0), (self.projectCACHE_PolarDec_b_0_0, 0)) self.connect((self.digital_ofdm_serializer_vcc_payload_0, 0), (self.digital_probe_mpsk_snr_est_c_0, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_0, 0), (self.analog_frequency_modulator_fc_0, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_0, 1), (self.digital_header_payload_demux_0, 1)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_1, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_chanest_vcvc_0, 0)) self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0)) self.connect((self.fft_vxx_1, 0), (self.digital_ofdm_serializer_vcc_payload_0, 0)) self.connect((self.fft_vxx_1, 0), (self.projectCACHE_ofdm_frame_equalizer1_vcvc_0, 0)) self.connect((self.projectCACHE_map_header_payload_bc_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.projectCACHE_ofdm_frame_equalizer1_vcvc_0, 0), (self.digital_ofdm_serializer_vcc_payload, 0)) self.connect((self.projectCACHE_polarEnc_b_0_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.projectCACHE_polarEnc_b_0_0, 0), (self.projectCACHE_map_header_payload_bc_0, 0))
def __init__( self, pilot_carriers=((-40, -14, 13, 39),), pilot_symbols=((1, 1, 1, -1),), occupied_carriers=( [ -54, -53, -52, -51, -50, -49, -48, -47, -46, -45, -44, -43, -42, -41, -39, -38, -37, -36, -35, -34, -33, -32, -31, -30, -29, -28, -27, -26, -25, -24, -23, -22, -21, -20, -19, -18, -17, -16, -15, -13, -12, -11, -10, -9, -8, -7, -6, -5, -4, -3, -2, -1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, ], ), samp_rate=10000, payload_mod="qpsk", sync_word1=[ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, -1.42, 0.0, -1.42, 0.0, -1.42, 0.0, 1.42, 0.0, 1.42, 0.0, -1.42, 0.0, -1.42, 0.0, -1.42, 0.0, 1.42, 0.0, -1.42, 0.0, 1.42, 0.0, 1.42, 0.0, 1.42, 0.0, 1.42, 0.0, 1.42, 0.0, -1.42, 0.0, -1.42, 0.0, -1.42, 0.0, -1.42, 0.0, -1.42, 0.0, 1.42, 0.0, -1.42, 0.0, -1.42, 0.0, 1.42, 0.0, -1.42, 0.0, 1.42, 0.0, -1.42, 0.0, 1.42, 0.0, -1.42, 0.0, 1.42, 0.0, 1.42, 0.0, 1.42, 0.0, -1.42, 0.0, 1.42, 0.0, 1.42, 0.0, 1.42, 0.0, -1.42, 0.0, 1.42, 0.0, 1.42, 0.0, 1.42, 0.0, 1.42, 0.0, -1.42, 0.0, 1.42, 0.0, -1.42, 0.0, -1.42, 0.0, -1.42, 0.0, 1.42, 0.0, -1.42, 0.0, 1.42, 0.0, -1.42, 0.0, -1.42, 0.0, -1.42, 0.0, -1.42, 0.0, -1.42, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, ], sync_word2=[ 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), 0j, (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, ], scramble_mode=0, crc_mode=0, clipper_mode=0, filter_mode=1, clipping_factor=10, ): gr.hier_block2.__init__( self, "Ofdm Radio Hier", gr.io_signaturev(2, 2, [gr.sizeof_char * 1, gr.sizeof_gr_complex * 1]), gr.io_signaturev(2, 2, [gr.sizeof_char * 1, gr.sizeof_gr_complex * 1]), ) ################################################## # Parameters ################################################## self.pilot_carriers = pilot_carriers self.pilot_symbols = pilot_symbols self.occupied_carriers = occupied_carriers self.samp_rate = samp_rate self.sync_word1 = sync_word1 self.sync_word2 = sync_word2 self.scramble_mode = scramble_mode self.crc_mode = crc_mode self.clipping_factor = clipping_factor self.clipper_mode = clipper_mode self.filter_mode = filter_mode if payload_mod == "qpsk": self.payload_mod = payload_mod = digital.constellation_qpsk() elif payload_mod == "qam16": self.payload_mod = payload_mod = digital.qam.qam_constellation(16, True, "none", False) elif payload_mod == "bpsk": self.payload_mod = payload_mod = digital.constellation_bpsk() ################################################## # Variables ################################################## self.packet_length_tag_key = packet_length_tag_key = "packet_len" self.length_tag_key = length_tag_key = "frame_len" self.header_mod = header_mod = digital.constellation_bpsk() self.fft_len = fft_len = (len(sync_word1) + len(sync_word2)) / 2 self.scramble_seed = scramble_seed = 0x7F self.rolloff = rolloff = 0 self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe( fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 1 ) self.len_ocup_carr = len_ocup_carr = len(occupied_carriers[0]) self.header_formatter = header_formatter = digital.packet_header_ofdm( occupied_carriers, n_syms=1, len_tag_key=packet_length_tag_key, frame_len_tag_key=length_tag_key, bits_per_header_sym=header_mod.bits_per_symbol(), bits_per_payload_sym=payload_mod.bits_per_symbol(), scramble_header=True, ) self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe( fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols ) self.forward_OOB = forward_OOB = [ 0.40789374966665903, 3.2351160543115207, 11.253435139165413, 22.423991613997735, 27.99555756436666, 22.423991613997735, 11.253435139165425, 3.235116054311531, 0.40789374966666014, ] self.feedback_OOB = feedback_OOB = [ 1.0, 6.170110168740749, 16.888669609673336, 26.73762881119027, 26.75444043101795, 17.322358010203928, 7.091659316015212, 1.682084643429639, 0.17795354282083842, ] self.cp_len_0 = cp_len_0 = fft_len / 4 self.cp_len = cp_len = fft_len / 4 self.active_carriers = active_carriers = len(occupied_carriers[0]) + 4 ################################################## # Blocks ################################################## self.ofdm_tools_clipper_0 = ofdm_tools.clipper_cc(clipping_factor) self.iir_filter_xxx_1 = filter.iir_filter_ccd((forward_OOB), (feedback_OOB), False) self.fft_vxx_txpath = fft.fft_vcc(fft_len, False, (()), True, 1) self.fft_vxx_2_rxpath = fft.fft_vcc(fft_len, True, (), True, 1) self.fft_vxx_1_rxpath = fft.fft_vcc(fft_len, True, (()), True, 1) self.digital_packet_headerparser_b_rxpath = digital.packet_headerparser_b(header_formatter.base()) self.digital_packet_headergenerator_bb_txpath = digital.packet_headergenerator_bb( header_formatter.formatter(), "packet_len" ) self.digital_ofdm_sync_sc_cfb_rxpath = digital.ofdm_sync_sc_cfb(fft_len, fft_len / 4, False) self.digital_ofdm_serializer_vcc_payload_rxpath = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, packet_length_tag_key, 1, "", True ) self.digital_ofdm_serializer_vcc_header_rxpath = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, "", 0, "", True ) self.digital_ofdm_frame_equalizer_vcvc_2_rxpath = digital.ofdm_frame_equalizer_vcvc( payload_equalizer.base(), cp_len, length_tag_key, True, 0 ) self.digital_ofdm_frame_equalizer_vcvc_1_rxpath = digital.ofdm_frame_equalizer_vcvc( header_equalizer.base(), cp_len, length_tag_key, True, 1 ) self.digital_ofdm_cyclic_prefixer_txpath = digital.ofdm_cyclic_prefixer( fft_len, fft_len + cp_len, rolloff, packet_length_tag_key ) (self.digital_ofdm_cyclic_prefixer_txpath).set_min_output_buffer(24000) self.digital_ofdm_chanest_vcvc_rxpath = digital.ofdm_chanest_vcvc((sync_word1), (sync_word2), 1, 0, 3, False) self.digital_ofdm_carrier_allocator_cvc_txpath = digital.ofdm_carrier_allocator_cvc( fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), packet_length_tag_key ) (self.digital_ofdm_carrier_allocator_cvc_txpath).set_min_output_buffer(16000) self.digital_header_payload_demux_rxpath = digital.header_payload_demux( 3, fft_len, cp_len, length_tag_key, "", True, gr.sizeof_gr_complex, "rx_time", samp_rate, () ) self.digital_crc32_bb_txpath = digital.crc32_bb(False, packet_length_tag_key) self.digital_crc32_bb_rxpath = digital.crc32_bb(True, packet_length_tag_key) self.digital_constellation_decoder_cb_1_rxpath = digital.constellation_decoder_cb(payload_mod.base()) self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(header_mod.base()) self.digital_chunks_to_symbols_x_txpath = digital.chunks_to_symbols_bc((payload_mod.points()), 1) self.digital_chunks_to_symbols_txpath = digital.chunks_to_symbols_bc((header_mod.points()), 1) self.digital_additive_scrambler_bb_txpath_0 = digital.additive_scrambler_bb( 0x8A, 0x7F, 7, 0, bits_per_byte=8, reset_tag_key=self.packet_length_tag_key ) self.digital_additive_scrambler_bb_rxpath_0 = digital.additive_scrambler_bb( 0x8A, 0x7F, 7, 0, bits_per_byte=8, reset_tag_key=self.packet_length_tag_key ) self.blocks_tagged_stream_mux_txpath = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, packet_length_tag_key, 0 ) (self.blocks_tagged_stream_mux_txpath).set_min_output_buffer(16000) self.blocks_tag_gate_txpath = blocks.tag_gate(gr.sizeof_gr_complex * 1, False) self.blocks_repack_bits_bb_txpath = blocks.repack_bits_bb( 8, payload_mod.bits_per_symbol(), packet_length_tag_key, False ) self.blocks_repack_bits_bb_rxpath = blocks.repack_bits_bb( payload_mod.bits_per_symbol(), 8, packet_length_tag_key, True ) self.blocks_multiply_xx_rxpath = blocks.multiply_vcc(1) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((0.01,)) self.blocks_delay_rxpath = blocks.delay(gr.sizeof_gr_complex * 1, fft_len + fft_len / 4) self.blks2_selector_0_2 = grc_blks2.selector( item_size=gr.sizeof_gr_complex * 1, num_inputs=2, num_outputs=1, input_index=clipper_mode, output_index=0 ) self.blks2_selector_0_1 = grc_blks2.selector( item_size=gr.sizeof_char * 1, num_inputs=2, num_outputs=1, input_index=scramble_mode, output_index=0 ) self.blks2_selector_0_0_0 = grc_blks2.selector( item_size=gr.sizeof_char * 1, num_inputs=2, num_outputs=1, input_index=scramble_mode, output_index=0 ) self.blks2_selector_0_0 = grc_blks2.selector( item_size=gr.sizeof_char * 1, num_inputs=2, num_outputs=1, input_index=crc_mode, output_index=0 ) self.blks2_selector_0 = grc_blks2.selector( item_size=gr.sizeof_char * 1, num_inputs=2, num_outputs=1, input_index=crc_mode, output_index=0 ) self.blks2_selector_0_2_0 = grc_blks2.selector( item_size=gr.sizeof_gr_complex * 1, num_inputs=2, num_outputs=1, input_index=filter_mode, output_index=0 ) self.analog_frequency_modulator_fc_rxpath = analog.frequency_modulator_fc(-2.0 / fft_len) 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.connect((self.digital_ofdm_sync_sc_cfb_rxpath, 0), (self.analog_frequency_modulator_fc_rxpath, 0)) self.connect((self.analog_agc2_xx_0, 0), (self.digital_ofdm_sync_sc_cfb_rxpath, 0)) self.connect((self.analog_agc2_xx_0, 0), (self.blocks_delay_rxpath, 0)) self.connect((self.digital_packet_headergenerator_bb_txpath, 0), (self.digital_chunks_to_symbols_txpath, 0)) self.connect((self.blocks_repack_bits_bb_txpath, 0), (self.digital_chunks_to_symbols_x_txpath, 0)) self.connect((self.digital_chunks_to_symbols_txpath, 0), (self.blocks_tagged_stream_mux_txpath, 0)) self.connect((self.digital_chunks_to_symbols_x_txpath, 0), (self.blocks_tagged_stream_mux_txpath, 1)) self.connect((self.digital_ofdm_cyclic_prefixer_txpath, 0), (self.blocks_tag_gate_txpath, 0)) self.connect((self.fft_vxx_txpath, 0), (self.digital_ofdm_cyclic_prefixer_txpath, 0)) self.connect((self.blocks_tagged_stream_mux_txpath, 0), (self.digital_ofdm_carrier_allocator_cvc_txpath, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_txpath, 0), (self.fft_vxx_txpath, 0)) self.connect((self.digital_header_payload_demux_rxpath, 0), (self.fft_vxx_1_rxpath, 0)) self.connect((self.fft_vxx_1_rxpath, 0), (self.digital_ofdm_chanest_vcvc_rxpath, 0)) self.connect( (self.digital_ofdm_frame_equalizer_vcvc_1_rxpath, 0), (self.digital_ofdm_serializer_vcc_header_rxpath, 0) ) self.connect((self.digital_ofdm_chanest_vcvc_rxpath, 0), (self.digital_ofdm_frame_equalizer_vcvc_1_rxpath, 0)) self.connect((self.digital_header_payload_demux_rxpath, 1), (self.fft_vxx_2_rxpath, 0)) self.connect( (self.digital_ofdm_frame_equalizer_vcvc_2_rxpath, 0), (self.digital_ofdm_serializer_vcc_payload_rxpath, 0) ) self.connect((self.fft_vxx_2_rxpath, 0), (self.digital_ofdm_frame_equalizer_vcvc_2_rxpath, 0)) self.connect( (self.digital_ofdm_serializer_vcc_payload_rxpath, 0), (self.digital_constellation_decoder_cb_1_rxpath, 0) ) self.connect((self.digital_constellation_decoder_cb_1_rxpath, 0), (self.blocks_repack_bits_bb_rxpath, 0)) self.connect((self.digital_ofdm_serializer_vcc_header_rxpath, 0), (self.digital_constellation_decoder_cb_0, 0)) self.connect((self.analog_frequency_modulator_fc_rxpath, 0), (self.blocks_multiply_xx_rxpath, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_rxpath, 1), (self.digital_header_payload_demux_rxpath, 1)) self.connect((self.blocks_multiply_xx_rxpath, 0), (self.digital_header_payload_demux_rxpath, 0)) self.connect((self.blocks_delay_rxpath, 0), (self.blocks_multiply_xx_rxpath, 1)) self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_packet_headerparser_b_rxpath, 0)) self.connect((self, 0), (self.digital_crc32_bb_txpath, 0)) self.connect((self, 1), (self.analog_agc2_xx_0, 0)) self.connect((self.blocks_tag_gate_txpath, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self, 0), (self.blks2_selector_0, 0)) self.connect((self.digital_crc32_bb_txpath, 0), (self.blks2_selector_0, 1)) self.connect((self.blks2_selector_0_1, 0), (self.blocks_repack_bits_bb_txpath, 0)) self.connect((self.blks2_selector_0, 0), (self.digital_packet_headergenerator_bb_txpath, 0)) self.connect((self.blks2_selector_0, 0), (self.digital_additive_scrambler_bb_txpath_0, 0)) self.connect((self.digital_additive_scrambler_bb_txpath_0, 0), (self.blks2_selector_0_1, 1)) self.connect((self.blks2_selector_0, 0), (self.blks2_selector_0_1, 0)) self.connect((self.digital_crc32_bb_rxpath, 0), (self.blks2_selector_0_0, 1)) self.connect((self.digital_additive_scrambler_bb_rxpath_0, 0), (self.blks2_selector_0_0_0, 1)) self.connect((self.blocks_repack_bits_bb_rxpath, 0), (self.digital_additive_scrambler_bb_rxpath_0, 0)) self.connect((self.blocks_repack_bits_bb_rxpath, 0), (self.blks2_selector_0_0_0, 0)) self.connect((self.blks2_selector_0_0_0, 0), (self.digital_crc32_bb_rxpath, 0)) self.connect((self.blks2_selector_0_0_0, 0), (self.blks2_selector_0_0, 0)) self.connect((self.blks2_selector_0_0, 0), (self, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.ofdm_tools_clipper_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blks2_selector_0_2, 0)) self.connect(self.blks2_selector_0_2, self.iir_filter_xxx_1) self.connect(self.blks2_selector_0_2, (self.blks2_selector_0_2_0, 0)) self.connect(self.iir_filter_xxx_1, (self.blks2_selector_0_2_0, 1)) self.connect(self.blks2_selector_0_2_0, (self, 1)) self.connect((self.ofdm_tools_clipper_0, 0), (self.blks2_selector_0_2, 1)) ################################################## # Asynch Message Connections ################################################## self.msg_connect( self.digital_packet_headerparser_b_rxpath, "header_data", self.digital_header_payload_demux_rxpath, "header_data", )
def __init__(self): gr.top_block.__init__(self, "Tx Application") Qt.QWidget.__init__(self) self.setWindowTitle("Tx Application") 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", "tx_application") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.preamble = preamble = [1,-1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,1,1,-1,1,-1,-1,1,-1,-1,1,1,1,-1,-1,-1,1,-1,1,1,1,1,-1,-1,1,-1,1,-1,-1,-1,1,1,-1,-1,-1,-1,1,-1,-1,-1,-1,-1,1,1,1,1,1,1,-1,-1] self.usrp_rf_freq = usrp_rf_freq = 2475e6 self.sps = sps = 4 self.samp_rate = samp_rate = 200000 self.qpsk = qpsk = digital.constellation_rect(([0.25*(0.707+0.707j),0.25*( -0.707+0.707j),0.25*( -0.707-0.707j), 0.25*(0.707-0.707j)]), ([0, 1, 2, 3]), 4, 2, 2, 1, 1).base() self.preamble_qpsk = preamble_qpsk = map(lambda x: x*(1+1j)/pow(2,0.5), preamble) self.payload_size = payload_size = 100 self.length_tag_key = length_tag_key = "packet_len" self.header_len = header_len = 4 self.gain = gain = 26 self.eb = eb = 0.35 self.digital_gain = digital_gain = 1.0/4 self.crc_len = crc_len = 4 self.bps = bps = 2 self.addr = addr = "addr=192.168.60.2" ################################################## # Blocks ################################################## self._usrp_rf_freq_range = Range(2400e6, 2500e6, 100e3, 2475e6, 200) self._usrp_rf_freq_win = RangeWidget(self._usrp_rf_freq_range, self.set_usrp_rf_freq, "Rx Frequency", "counter_slider") self.top_layout.addWidget(self._usrp_rf_freq_win) self._gain_range = Range(0, 31.5, 0.5, 26, 200) self._gain_win = RangeWidget(self._gain_range, self.set_gain, "Tx Gain", "counter_slider") self.top_layout.addWidget(self._gain_win) self.uhd_usrp_sink_0_0 = uhd.usrp_sink( ",".join((addr, "")), uhd.stream_args( cpu_format="fc32", channels=range(1), ), ) self.uhd_usrp_sink_0_0.set_samp_rate(samp_rate) self.uhd_usrp_sink_0_0.set_center_freq(usrp_rf_freq, 0) self.uhd_usrp_sink_0_0.set_gain(gain, 0) self.uhd_usrp_sink_0_0.set_antenna("J1", 0) self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c( 1024, #size firdes.WIN_BLACKMAN_hARRIS, #wintype usrp_rf_freq, #fc samp_rate, #bw "QT GUI Plot", #name 1 #number of inputs ) self.qtgui_freq_sink_x_0.set_update_time(0.10) self.qtgui_freq_sink_x_0.set_y_axis(-120, 20) 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_control_panel(False) if not True: self.qtgui_freq_sink_x_0.disable_legend() if complex == type(float()): self.qtgui_freq_sink_x_0.set_plot_pos_half(not True) labels = ["", "", "", "", "", "", "", "", "", ""] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = ["blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "dark blue"] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(1): if len(labels[i]) == 0: self.qtgui_freq_sink_x_0.set_line_label(i, "Data {0}".format(i)) else: self.qtgui_freq_sink_x_0.set_line_label(i, labels[i]) self.qtgui_freq_sink_x_0.set_line_width(i, widths[i]) self.qtgui_freq_sink_x_0.set_line_color(i, colors[i]) self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i]) self._qtgui_freq_sink_x_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_freq_sink_x_0_win) self.qpsk_preamp_to_bits = blocks.vector_source_b(map(lambda x: int((x*(1j-1)/pow(2,0.5)).real+1), preamble_qpsk), True, 1, []) self.padded_bits = blocks.vector_source_b((0,0,0,0,0,0,0,0), True, 1, []) (self.padded_bits).set_block_alias("padded bits") self.digital_packet_headergenerator_bb_default_0 = digital.packet_headergenerator_bb(header_len*8, length_tag_key) self.digital_crc32_bb_0 = digital.crc32_bb(False, length_tag_key) self.digital_constellation_modulator_0 = digital.generic_mod( constellation=qpsk, differential=False, samples_per_symbol=sps, pre_diff_code=True, excess_bw=eb, verbose=False, log=False, ) self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(2) self.blocks_stream_to_tagged_stream_0_0 = blocks.stream_to_tagged_stream(gr.sizeof_char, 1, payload_size, length_tag_key) self.blocks_stream_mux_0_0_0 = blocks.stream_mux(gr.sizeof_char*1, (len(preamble)*bps/8,header_len,payload_size+crc_len,6)) self.blocks_pack_k_bits_bb_0_1 = blocks.pack_k_bits_bb(8) self.blocks_pack_k_bits_bb_0_0 = blocks.pack_k_bits_bb(8) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((digital_gain, )) self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char*1, "/users/lwei/GITfolder/wirelessacademy/BasicTxRx/wilabt/file_sent.txt", True) ################################################## # Connections ################################################## self.connect((self.blocks_file_source_0, 0), (self.blocks_stream_to_tagged_stream_0_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.qtgui_freq_sink_x_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.uhd_usrp_sink_0_0, 0)) self.connect((self.blocks_pack_k_bits_bb_0_1, 0), (self.blocks_stream_mux_0_0_0, 0)) self.connect((self.blocks_stream_mux_0_0_0, 0), (self.digital_constellation_modulator_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0_0, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.blocks_pack_k_bits_bb_0_1, 0)) self.connect((self.digital_constellation_modulator_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.digital_packet_headergenerator_bb_default_0, 0), (self.blocks_pack_k_bits_bb_0_0, 0)) self.connect((self.padded_bits, 0), (self.blocks_stream_mux_0_0_0, 3)) self.connect((self.qpsk_preamp_to_bits, 0), (self.blocks_unpack_k_bits_bb_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_stream_mux_0_0_0, 2)) self.connect((self.digital_crc32_bb_0, 0), (self.digital_packet_headergenerator_bb_default_0, 0)) self.connect((self.blocks_pack_k_bits_bb_0_0, 0), (self.blocks_stream_mux_0_0_0, 1))
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.sps = sps = 4 self.nfilts = nfilts = 32 self.length_tag_key = length_tag_key = "packet_len" self.hsize = hsize = 10 self.variable_tag_object_3_0 = variable_tag_object_3_0 = gr.tag_utils.python_to_tag((0, pmt.intern("key"), pmt.intern("value"), pmt.intern("src"))) self.variable_tag_object_3 = variable_tag_object_3 = gr.tag_utils.python_to_tag((0, pmt.intern("key"), pmt.intern("value"), pmt.intern("src"))) self.timing_loop_bw = timing_loop_bw = 6.28/100.0 self.sym = sym = -1,1 self.samp_rate = samp_rate = 32000 self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), 0.35, 11*sps*nfilts) self.qpsk = qpsk = digital.constellation_qpsk().base() self.phase_bw = phase_bw = 6.28/100.0 self.original = original = gr.tag_utils.python_to_tag((96, "original", 96, pmt.intern("src"))) self.header_formatter = header_formatter = digital.packet_header_default(hsize,length_tag_key) self.excess_bw = excess_bw = 0.35 self.eq_gain = eq_gain = 0.01 self.arity = arity = 4 ################################################## # Blocks ################################################## self._timing_loop_bw_range = Range(0.0, 0.2, 0.01, 6.28/100.0, 200) self._timing_loop_bw_win = RangeWidget(self._timing_loop_bw_range, self.set_timing_loop_bw, 'Time: BW', "slider", float) self.top_grid_layout.addWidget(self._timing_loop_bw_win, 6, 3, 1, 1) for r in range(6, 7): self.top_grid_layout.setRowStretch(r, 1) for c in range(3, 4): self.top_grid_layout.setColumnStretch(c, 1) self._phase_bw_range = Range(0.0, 1.0, 0.01, 6.28/100.0, 200) self._phase_bw_win = RangeWidget(self._phase_bw_range, self.set_phase_bw, 'Phase: Bandwidth', "dial", float) self.top_grid_layout.addWidget(self._phase_bw_win, 6, 1, 1, 1) for r in range(6, 7): self.top_grid_layout.setRowStretch(r, 1) for c in range(1, 2): self.top_grid_layout.setColumnStretch(c, 1) self._eq_gain_range = Range(0.0, 0.1, 0.001, 0.01, 200) self._eq_gain_win = RangeWidget(self._eq_gain_range, self.set_eq_gain, 'Equalizer: rate (Gain)', "slider", float) self.top_grid_layout.addWidget(self._eq_gain_win, 6, 2, 1, 1) for r in range(6, 7): self.top_grid_layout.setRowStretch(r, 1) for c in range(2, 3): self.top_grid_layout.setColumnStretch(c, 1) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb(header_formatter.formatter(), "original") self.digital_crc32_bb_0 = digital.crc32_bb(False, "original", True) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc((qpsk.points()), 1) self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*1, samp_rate,True) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_char*1, "original", 0) self.blocks_tag_debug_1_1_0_0_1_0 = blocks.tag_debug(gr.sizeof_char*1, 'Tx Bytes_Mux', ""); self.blocks_tag_debug_1_1_0_0_1_0.set_display(True) self.blocks_tag_debug_1_1_0_0 = blocks.tag_debug(gr.sizeof_gr_complex*1, 'Tx Bytes_Symbols', ""); self.blocks_tag_debug_1_1_0_0.set_display(True) self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream(gr.sizeof_char, 1, 96, "original") self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(8, 2, "original", False, gr.GR_LSB_FIRST) self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char*1, '/home/andre/Desktop/transmit_maior.txt', False) self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL) ################################################## # Connections ################################################## self.connect((self.blocks_file_source_0, 0), (self.blocks_stream_to_tagged_stream_0, 0)) self.connect((self.blocks_repack_bits_bb_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.blocks_throttle_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.blocks_tag_debug_1_1_0_0_1_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tag_debug_1_1_0_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.blocks_tagged_stream_mux_0, 0))
def __init__(self): gr.top_block.__init__(self, "OFDM Tx") Qt.QWidget.__init__(self) self.setWindowTitle("OFDM Tx") 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", "tx_ofdm") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.occupied_carriers = occupied_carriers = (range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27),) self.length_tag_key = length_tag_key = "packet_len" self.sync_word2 = sync_word2 = [0, 0, 0, 0, 0, 0, -1, -1, -1, -1, 1, 1, -1, -1, -1, 1, -1, 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, -1, 0, 1, -1, 1, 1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, -1, -1, 0, 0, 0, 0, 0] self.sync_word1 = sync_word1 = [0., 0., 0., 0., 0., 0., 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 0., 0., 0., 0., 0.] self.samp_rate = samp_rate = 100000 self.rolloff = rolloff = 0 self.pilot_symbols = pilot_symbols = ((1, 1, 1, -1,),) self.pilot_carriers = pilot_carriers = ((-21, -7, 7, 21,),) self.payload_mod = payload_mod = digital.constellation_qpsk() self.packet_len = packet_len = 96 self.header_mod = header_mod = digital.constellation_bpsk() self.header_formatter = header_formatter = digital.packet_header_ofdm(occupied_carriers, 1, length_tag_key) self.freq = freq = 4033e6 self.fft_len = fft_len = 64 ################################################## # Blocks ################################################## self.qtgui_time_sink_x_0 = qtgui.time_sink_c( 1024, #size samp_rate, #samp_rate "Scope Plot", #name 1 #number of inputs ) self.qtgui_time_sink_x_0.set_update_time(0.10) self.qtgui_time_sink_x_0.set_y_axis(-1, 1) 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(True) 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 = ["Scope Plot", "", "", "", "", "", "", "", "", ""] 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*1): 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( 1024, #size firdes.WIN_BLACKMAN_hARRIS, #wintype 0, #fc samp_rate, #bw "FFT Plot", #name 1 #number of inputs ) self.qtgui_freq_sink_x_0.set_update_time(0.10) self.qtgui_freq_sink_x_0.set_y_axis(-140, 10) self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") self.qtgui_freq_sink_x_0.enable_autoscale(True) 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_control_panel(False) if not True: self.qtgui_freq_sink_x_0.disable_legend() if "complex" == "float" or "complex" == "msg_float": self.qtgui_freq_sink_x_0.set_plot_pos_half(not True) labels = ["", "", "", "", "", "", "", "", "", ""] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = ["blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "dark blue"] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(1): if len(labels[i]) == 0: self.qtgui_freq_sink_x_0.set_line_label(i, "Data {0}".format(i)) else: self.qtgui_freq_sink_x_0.set_line_label(i, labels[i]) self.qtgui_freq_sink_x_0.set_line_width(i, widths[i]) self.qtgui_freq_sink_x_0.set_line_color(i, colors[i]) self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i]) self._qtgui_freq_sink_x_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_freq_sink_x_0_win) self.osmosdr_sink_0 = osmosdr.sink( args="numchan=" + str(1) + " " + "" ) self.osmosdr_sink_0.set_sample_rate(samp_rate) self.osmosdr_sink_0.set_center_freq(freq, 0) self.osmosdr_sink_0.set_freq_corr(0, 0) self.osmosdr_sink_0.set_gain(40, 0) self.osmosdr_sink_0.set_if_gain(80, 0) self.osmosdr_sink_0.set_bb_gain(80, 0) self.osmosdr_sink_0.set_antenna("", 0) self.osmosdr_sink_0.set_bandwidth(0, 0) self.fft_vxx_0 = fft.fft_vcc(fft_len, False, (()), True, 1) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb(header_formatter.formatter(), "packet_len") self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer(fft_len, fft_len+fft_len/4, rolloff, length_tag_key) self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc(fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), length_tag_key) self.digital_crc32_bb_0 = digital.crc32_bb(False, length_tag_key, True) self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc((payload_mod.points()), 1) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc((header_mod.points()), 1) self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, length_tag_key, 0) self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, False) self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream(gr.sizeof_char, 1, packet_len, length_tag_key) self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(8, payload_mod.bits_per_symbol(), length_tag_key, False, gr.GR_LSB_FIRST) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((0.05, )) self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char*1, "/home/bkbilly/Desktop/input_File", True) ################################################## # Connections ################################################## self.connect((self.blocks_file_source_0, 0), (self.blocks_stream_to_tagged_stream_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_tag_gate_0, 0)) self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.blocks_throttle_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.osmosdr_sink_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.qtgui_freq_sink_x_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.qtgui_time_sink_x_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0), (self.fft_vxx_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0))
def __init__(self, bandwidth=10e6, chan_est=ieee802_11.LS, encoding=ieee802_11.BPSK_1_2, frequency=5.89e9, sensitivity=0.56): gr.hier_block2.__init__( self, "WiFi PHY Hier", gr.io_signature(1, 1, gr.sizeof_gr_complex*1), gr.io_signature(1, 1, gr.sizeof_gr_complex*1), ) self.message_port_register_hier_in("mac_in") self.message_port_register_hier_out("carrier") self.message_port_register_hier_out("mac_out") ################################################## # Parameters ################################################## self.bandwidth = bandwidth self.chan_est = chan_est self.encoding = encoding self.frequency = frequency self.sensitivity = sensitivity ################################################## # Variables ################################################## self.window_size = window_size = 48 self.sync_length = sync_length = 320 self.max_symbols = max_symbols = 5 + 1 + ((16 + 1540 * 8 + 6) * 2) / 24 self.header_formatter = header_formatter = ieee802_11.signal_field() ################################################## # Blocks ################################################## self.sync_short = ieee802_11.sync_short(sensitivity, 2, False, False) self.sync_long = ieee802_11.sync_long(sync_length, False, False) self.ieee802_11_moving_average_xx_1 = ieee802_11.moving_average_cc(window_size) self.ieee802_11_moving_average_xx_0 = ieee802_11.moving_average_ff(window_size + 16) self.ieee802_11_mapper_0 = ieee802_11.mapper(encoding, False) self.ieee802_11_frame_equalizer_0 = ieee802_11.frame_equalizer(chan_est, frequency, bandwidth, False, False) self.ieee802_11_decode_mac_0 = ieee802_11.decode_mac(False, False) self.ieee802_11_chunks_to_symbols_xx_0 = ieee802_11.chunks_to_symbols() (self.ieee802_11_chunks_to_symbols_xx_0).set_min_output_buffer(397056) self.fft_vxx_0_1 = fft.fft_vcc(64, True, (window.rectangular(64)), True, 1) self.fft_vxx_0_0 = fft.fft_vcc(64, False, (tuple([1/52**.5] * 64)), True, 1) (self.fft_vxx_0_0).set_min_output_buffer(397056) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb(header_formatter.formatter(), "packet_len") self.digital_ofdm_cyclic_prefixer_0_0 = digital.ofdm_cyclic_prefixer(64, 64+16, 2, "packet_len") (self.digital_ofdm_cyclic_prefixer_0_0).set_min_output_buffer(397056) self.digital_ofdm_carrier_allocator_cvc_0_0_0 = digital.ofdm_carrier_allocator_cvc(64, (range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27),), ((-21, -7, 7, 21), ), ((1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1)), ((0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0), (0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0), (0, 0j, 0, 0j, 0, 0j, -1, 1j, -1, 1j, -1, 1j, -1, -1j, 1, 1j, 1, -1j, -1, 1j, 1, 1j, 1, 1j, 1, 1j, -1, (-0-1j), 1, -1j, -1, 1j, 0, -1j, 1, (-0-1j), 1, -1j, 1, 1j, -1, -1j, 1, (-0-1j), -1, 1j, 1, 1j, 1, 1j, 1, 1j, -1, -1j, 1, 1j, 1, -1j, -1, 0j, 0, 0j, 0, 0j), (0, 0, 0, 0, 0, 0, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 0, 1, -1, -1, 1, 1, -1, 1, -1, 1, -1, -1, -1, -1, -1, 1, 1, -1, -1, 1, -1, 1, -1, 1, 1, 1, 1, 0, 0, 0, 0, 0)), "packet_len") (self.digital_ofdm_carrier_allocator_cvc_0_0_0).set_min_output_buffer(397056) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(([-1, 1]), 1) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, "packet_len", 1) (self.blocks_tagged_stream_mux_0).set_min_output_buffer(397056) self.blocks_stream_to_vector_0 = blocks.stream_to_vector(gr.sizeof_gr_complex*1, 64) self.blocks_multiply_xx_0 = blocks.multiply_vcc(1) self.blocks_divide_xx_0 = blocks.divide_ff(1) self.blocks_delay_0_0 = blocks.delay(gr.sizeof_gr_complex*1, 16) self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex*1, sync_length) self.blocks_conjugate_cc_0 = blocks.conjugate_cc() self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(1) self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1) ################################################## # Connections ################################################## self.msg_connect((self.ieee802_11_decode_mac_0, 'out'), (self, 'mac_out')) self.msg_connect((self.ieee802_11_frame_equalizer_0, 'symbols'), (self, 'carrier')) self.msg_connect((self, 'mac_in'), (self.ieee802_11_mapper_0, 'in')) self.connect((self.blocks_complex_to_mag_0, 0), (self.blocks_divide_xx_0, 0)) self.connect((self.blocks_complex_to_mag_squared_0, 0), (self.ieee802_11_moving_average_xx_0, 0)) self.connect((self.blocks_conjugate_cc_0, 0), (self.blocks_multiply_xx_0, 1)) self.connect((self.blocks_delay_0, 0), (self.sync_long, 1)) self.connect((self.blocks_delay_0_0, 0), (self.blocks_conjugate_cc_0, 0)) self.connect((self.blocks_delay_0_0, 0), (self.sync_short, 0)) self.connect((self.blocks_divide_xx_0, 0), (self.sync_short, 2)) self.connect((self.blocks_multiply_xx_0, 0), (self.ieee802_11_moving_average_xx_1, 0)) self.connect((self.blocks_stream_to_vector_0, 0), (self.fft_vxx_0_1, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0_0_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0_0_0, 0), (self.fft_vxx_0_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0_0, 0), (self, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_cyclic_prefixer_0_0, 0)) self.connect((self.fft_vxx_0_1, 0), (self.ieee802_11_frame_equalizer_0, 0)) self.connect((self.ieee802_11_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.ieee802_11_frame_equalizer_0, 0), (self.ieee802_11_decode_mac_0, 0)) self.connect((self.ieee802_11_mapper_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.ieee802_11_mapper_0, 0), (self.ieee802_11_chunks_to_symbols_xx_0, 0)) self.connect((self.ieee802_11_moving_average_xx_0, 0), (self.blocks_divide_xx_0, 1)) self.connect((self.ieee802_11_moving_average_xx_1, 0), (self.blocks_complex_to_mag_0, 0)) self.connect((self.ieee802_11_moving_average_xx_1, 0), (self.sync_short, 1)) self.connect((self, 0), (self.blocks_complex_to_mag_squared_0, 0)) self.connect((self, 0), (self.blocks_delay_0_0, 0)) self.connect((self, 0), (self.blocks_multiply_xx_0, 0)) self.connect((self.sync_long, 0), (self.blocks_stream_to_vector_0, 0)) self.connect((self.sync_short, 0), (self.blocks_delay_0, 0)) self.connect((self.sync_short, 0), (self.sync_long, 0))
def __init__(self): gr.top_block.__init__(self, "OFDM Tx") ################################################## # Variables ################################################## self.occupied_carriers = occupied_carriers = ( range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27), ) self.length_tag_key = length_tag_key = "packet_len" self.transistion = transistion = 500 self.sync_word2 = sync_word2 = [ 0, 0, 0, 0, 0, 0, -1, -1, -1, -1, 1, 1, -1, -1, -1, 1, -1, 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, -1, 0, 1, -1, 1, 1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, -1, -1, 0, 0, 0, 0, 0 ] self.sync_word1 = sync_word1 = [ 0., 0., 0., 0., 0., 0., 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 0., 0., 0., 0., 0. ] self.sideband_rx = sideband_rx = 1000 self.sideband = sideband = 1000 self.samp_rate = samp_rate = 48000 self.rolloff = rolloff = 0 self.pilot_symbols = pilot_symbols = (( 1, 1, 1, -1, ), ) self.pilot_carriers = pilot_carriers = (( -21, -7, 7, 21, ), ) self.payload_mod = payload_mod = digital.constellation_qpsk() self.packet_len = packet_len = 4 self.interpolation = interpolation = 2250 self.header_mod = header_mod = digital.constellation_bpsk() self.header_formatter = header_formatter = digital.packet_header_ofdm( occupied_carriers, 1, length_tag_key) self.fft_len = fft_len = 64 self.carrier = carrier = 10000 ################################################## # Blocks ################################################## self.rational_resampler_xxx_0 = filter.rational_resampler_ccc( interpolation=interpolation, decimation=1, taps=None, fractional_bw=None, ) self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc( 1, (firdes.band_pass(0.5, samp_rate, carrier - sideband, carrier + sideband, transistion)), -carrier, samp_rate) self.fft_vxx_0 = fft.fft_vcc(fft_len, False, (()), True, 1) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb( header_formatter.formatter(), "packet_len") self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer( fft_len, fft_len + fft_len / 4, rolloff, length_tag_key) self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc( fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), length_tag_key) self.digital_crc32_bb_0 = digital.crc32_bb(False, length_tag_key, True) self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc( (payload_mod.points()), 1) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc( (header_mod.points()), 1) self.blocks_wavfile_sink_0 = blocks.wavfile_sink( "OFDM_output.wav", 1, samp_rate, 16) self.blocks_unpack_k_bits_bb_0_0 = blocks.unpack_k_bits_bb(8) self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1, samp_rate, True) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, length_tag_key, 0) self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, False) self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream( gr.sizeof_char, 1, packet_len, length_tag_key) self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb( 8, payload_mod.bits_per_symbol(), length_tag_key, False, gr.GR_LSB_FIRST) self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vff((0.1, )) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((0.05, )) self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char * 1, "TestData2", False) self.blocks_file_sink_0_0 = blocks.file_sink(gr.sizeof_char * 1, "inputBinary", False) self.blocks_file_sink_0_0.set_unbuffered(False) self.blocks_complex_to_real_0_0 = blocks.complex_to_real(1) ################################################## # Connections ################################################## self.connect((self.blocks_complex_to_real_0_0, 0), (self.blocks_multiply_const_vxx_1, 0)) self.connect((self.blocks_file_source_0, 0), (self.blocks_stream_to_tagged_stream_0, 0)) self.connect((self.blocks_file_source_0, 0), (self.blocks_unpack_k_bits_bb_0_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_tag_gate_0, 0)) self.connect((self.blocks_multiply_const_vxx_1, 0), (self.blocks_wavfile_sink_0, 0)) self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.blocks_throttle_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.rational_resampler_xxx_0, 0)) self.connect((self.blocks_unpack_k_bits_bb_0_0, 0), (self.blocks_file_sink_0_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0), (self.fft_vxx_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0)) self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.blocks_complex_to_real_0_0, 0)) self.connect((self.rational_resampler_xxx_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
def __init__(self): gr.top_block.__init__(self, "Coded multicasting scheme") ################################################## # Variables ################################################## self.pilot_symbols = pilot_symbols = (( 1, 1, 1, -1, ), ) self.pilot_carriers = pilot_carriers = (( -21, -7, 7, 21, ), ) self.payload_mod = payload_mod = digital.constellation_qpsk() self.packet_length_tag_key = packet_length_tag_key = "packet_len" self.occupied_carriers = occupied_carriers = ( range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27), ) self.length_tag_key = length_tag_key = "frame_len" self.header_mod = header_mod = digital.constellation_bpsk() self.fft_len = fft_len = 64 self.variable_constellation_0 = variable_constellation_0 = digital.constellation_calcdist( ([-1 - 1j, -1 + 1j, 1 + 1j, 1 - 1j]), ([0, 1, 3, 2]), 4, 1).base() self.sync_word2 = sync_word2 = [ 0, 0, 0, 0, 0, 0, -1, -1, -1, -1, 1, 1, -1, -1, -1, 1, -1, 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, -1, 0, 1, -1, 1, 1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, -1, -1, 0, 0, 0, 0, 0 ] self.sync_word1 = sync_word1 = [ 0., 0., 0., 0., 0., 0., 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 0., 0., 0., 0., 0. ] self.samp_rate = samp_rate = 500000 self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe( fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 0, 1) self.packet_len = packet_len = 96 self.header_formatter = header_formatter = digital.packet_header_ofdm( occupied_carriers, n_syms=1, len_tag_key=packet_length_tag_key, frame_len_tag_key=length_tag_key, bits_per_header_sym=header_mod.bits_per_symbol(), bits_per_payload_sym=payload_mod.bits_per_symbol(), scramble_header=False) self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe( fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 0, 1) self.Users = Users = 5 self.Small_Packet_Len = Small_Packet_Len = 100 self.Files = Files = 20 self.Demands = Demands = 4 self.Chunks = Chunks = 100 ################################################## # Blocks ################################################## self.projectGT_crc32_1_bb_0 = projectGT.crc32_1_bb(True, "packet_len") self.projectCACHE_gain_bf_0 = projectCACHE.gain_bf( Demands, Small_Packet_Len, "packet_len", False) self.projectCACHE_Tx_1P_b_0 = projectCACHE.Tx_1P_b( True, Users, Files, Chunks, Demands, Small_Packet_Len, "packet_len") self.fft_vxx_1 = fft.fft_vcc(fft_len, True, (), True, 1) self.fft_vxx_0_0 = fft.fft_vcc(fft_len, False, (()), True, 1) self.fft_vxx_0 = fft.fft_vcc(fft_len, True, (()), True, 1) self.digital_packet_headerparser_b_0 = digital.packet_headerparser_b( header_formatter.base()) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb( header_formatter.formatter(), "packet_len") self.digital_ofdm_sync_sc_cfb_0 = digital.ofdm_sync_sc_cfb( fft_len, fft_len / 4, False) self.digital_ofdm_serializer_vcc_payload = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, packet_length_tag_key, 1, '', True) self.digital_ofdm_serializer_vcc_header = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, '', 0, '', True) self.digital_ofdm_frame_equalizer_vcvc_1 = digital.ofdm_frame_equalizer_vcvc( payload_equalizer.base(), fft_len / 4, length_tag_key, True, 0) self.digital_ofdm_frame_equalizer_vcvc_0 = digital.ofdm_frame_equalizer_vcvc( header_equalizer.base(), fft_len / 4, length_tag_key, True, 1) self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer( fft_len, fft_len + fft_len / 4, 0, packet_length_tag_key) self.digital_ofdm_chanest_vcvc_0 = digital.ofdm_chanest_vcvc( (sync_word1), (sync_word2), 1, 0, 3, False) self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc( fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), packet_length_tag_key) self.digital_header_payload_demux_0 = digital.header_payload_demux( 3, fft_len, fft_len / 4, length_tag_key, "", True, gr.sizeof_gr_complex, "rx_time", samp_rate, (), 0, ) self.digital_crc32_bb_0 = digital.crc32_bb(False, packet_length_tag_key, True) self.digital_constellation_decoder_cb_1 = digital.constellation_decoder_cb( payload_mod.base()) self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb( header_mod.base()) self.digital_chunks_to_symbols_xx_0_1 = digital.chunks_to_symbols_bc( (header_mod.points()), 1) self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc( (payload_mod.points()), 1) self.channels_channel_model_0_0 = channels.channel_model( noise_voltage=0.0200, frequency_offset=1.0, epsilon=1.0, taps=(1.0, ), noise_seed=0, block_tags=False) self.blocks_throttle_0_0 = blocks.throttle(gr.sizeof_gr_complex * 1, samp_rate, True) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, packet_length_tag_key, 0) (self.blocks_tagged_stream_mux_0).set_max_output_buffer(8192) self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, False) self.blocks_tag_debug_1 = blocks.tag_debug(gr.sizeof_char * 1, 'Rx Bytes', "") self.blocks_tag_debug_1.set_display(False) self.blocks_tag_debug_0_0 = blocks.tag_debug(gr.sizeof_gr_complex * 1, 'chnl use', "") self.blocks_tag_debug_0_0.set_display(True) self.blocks_tag_debug_0 = blocks.tag_debug(gr.sizeof_char * 1, '', "") self.blocks_tag_debug_0.set_display(False) self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb( 8, payload_mod.bits_per_symbol(), packet_length_tag_key, False, gr.GR_LSB_FIRST) self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb( payload_mod.bits_per_symbol(), 8, packet_length_tag_key, True, gr.GR_LSB_FIRST) self.blocks_null_sink_0_0_0 = blocks.null_sink(gr.sizeof_float * 1) self.blocks_null_sink_0_0 = blocks.null_sink(gr.sizeof_float * 1) self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float * 1) self.blocks_multiply_xx_0 = blocks.multiply_vcc(1) self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc((1, )) self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, fft_len + fft_len / 4) self.analog_frequency_modulator_fc_0 = analog.frequency_modulator_fc( -2.0 / fft_len) ################################################## # Connections ################################################## self.msg_connect((self.digital_packet_headerparser_b_0, 'header_data'), (self.digital_header_payload_demux_0, 'header_data')) self.connect((self.analog_frequency_modulator_fc_0, 0), (self.blocks_multiply_xx_0, 0)) self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_xx_0, 1)) self.connect((self.blocks_multiply_const_vxx_1, 0), (self.blocks_throttle_0_0, 0)) self.connect((self.blocks_multiply_xx_0, 0), (self.digital_header_payload_demux_0, 0)) self.connect((self.blocks_repack_bits_bb_0, 0), (self.projectGT_crc32_1_bb_0, 0)) self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.blocks_multiply_const_vxx_1, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0, 0)) self.connect((self.blocks_throttle_0_0, 0), (self.channels_channel_model_0_0, 0)) self.connect((self.channels_channel_model_0_0, 0), (self.blocks_delay_0, 0)) self.connect((self.channels_channel_model_0_0, 0), (self.digital_ofdm_sync_sc_cfb_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.digital_chunks_to_symbols_xx_0_1, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_packet_headerparser_b_0, 0)) self.connect((self.digital_constellation_decoder_cb_1, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.digital_header_payload_demux_0, 0), (self.fft_vxx_0, 0)) self.connect((self.digital_header_payload_demux_0, 1), (self.fft_vxx_1, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0), (self.fft_vxx_0_0, 0)) self.connect((self.digital_ofdm_chanest_vcvc_0, 0), (self.digital_ofdm_frame_equalizer_vcvc_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_tag_debug_0_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_tag_gate_0, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_0, 0), (self.digital_ofdm_serializer_vcc_header, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_1, 0), (self.digital_ofdm_serializer_vcc_payload, 0)) self.connect((self.digital_ofdm_serializer_vcc_header, 0), (self.digital_constellation_decoder_cb_0, 0)) self.connect((self.digital_ofdm_serializer_vcc_payload, 0), (self.digital_constellation_decoder_cb_1, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_0, 0), (self.analog_frequency_modulator_fc_0, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_0, 1), (self.digital_header_payload_demux_0, 1)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_1, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_chanest_vcvc_0, 0)) self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0)) self.connect((self.fft_vxx_1, 0), (self.digital_ofdm_frame_equalizer_vcvc_1, 0)) self.connect((self.projectCACHE_Tx_1P_b_0, 0), (self.blocks_tag_debug_0, 0)) self.connect((self.projectCACHE_Tx_1P_b_0, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.projectCACHE_gain_bf_0, 2), (self.blocks_null_sink_0, 0)) self.connect((self.projectCACHE_gain_bf_0, 1), (self.blocks_null_sink_0_0, 0)) self.connect((self.projectCACHE_gain_bf_0, 0), (self.blocks_null_sink_0_0_0, 0)) self.connect((self.projectGT_crc32_1_bb_0, 0), (self.blocks_tag_debug_1, 0)) self.connect((self.projectGT_crc32_1_bb_0, 0), (self.projectCACHE_gain_bf_0, 0))
def __init__(self, fft_len=_def_fft_len, cp_len=_def_cp_len, packet_length_tag_key=_def_packet_length_tag_key, occupied_carriers=_def_occupied_carriers, pilot_carriers=_def_pilot_carriers, pilot_symbols=_def_pilot_symbols, bps_header=1, bps_payload=1, sync_word1=None, sync_word2=None, rolloff=0, debug_log=False, scramble_bits=False): gr.hier_block2.__init__(self, "ofdm_tx", gr.io_signature(1, 1, gr.sizeof_char), gr.io_signature(1, 1, gr.sizeof_gr_complex)) ### Param init / sanity check ######################################## self.fft_len = fft_len self.cp_len = cp_len self.packet_length_tag_key = packet_length_tag_key self.occupied_carriers = occupied_carriers self.pilot_carriers = pilot_carriers self.pilot_symbols = pilot_symbols self.bps_header = bps_header self.bps_payload = bps_payload self.sync_word1 = sync_word1 if sync_word1 is None: self.sync_word1 = _make_sync_word1(fft_len, occupied_carriers, pilot_carriers) else: if len(sync_word1) != self.fft_len: raise ValueError( "Length of sync sequence(s) must be FFT length.") self.sync_words = [ self.sync_word1, ] if sync_word2 is None: self.sync_word2 = _make_sync_word2(fft_len, occupied_carriers, pilot_carriers) else: self.sync_word2 = sync_word2 if len(self.sync_word2): if len(self.sync_word2) != fft_len: raise ValueError( "Length of sync sequence(s) must be FFT length.") self.sync_word2 = list(self.sync_word2) self.sync_words.append(self.sync_word2) if scramble_bits: self.scramble_seed = 0x7f else: self.scramble_seed = 0x00 # We deactivate the scrambler by init'ing it with zeros ### Header modulation ################################################ crc = digital.crc32_bb(False, self.packet_length_tag_key) header_constellation = _get_constellation(bps_header) header_mod = digital.chunks_to_symbols_bc( header_constellation.points()) formatter_object = digital.packet_header_ofdm( occupied_carriers=occupied_carriers, n_syms=1, bits_per_header_sym=self.bps_header, bits_per_payload_sym=self.bps_payload, scramble_header=scramble_bits) header_gen = digital.packet_headergenerator_bb( formatter_object.base(), self.packet_length_tag_key) header_payload_mux = blocks.tagged_stream_mux( itemsize=gr.sizeof_gr_complex * 1, lengthtagname=self.packet_length_tag_key, tag_preserve_head_pos= 1 # Head tags on the payload stream stay on the head ) self.connect(self, crc, header_gen, header_mod, (header_payload_mux, 0)) if debug_log: self.connect(header_gen, blocks.file_sink(1, 'tx-hdr.dat')) ### Payload modulation ############################################### payload_constellation = _get_constellation(bps_payload) payload_mod = digital.chunks_to_symbols_bc( payload_constellation.points()) payload_scrambler = digital.additive_scrambler_bb( 0x8a, self.scramble_seed, 7, 0, # Don't reset after fixed length (let the reset tag do that) bits_per_byte=8, # This is before unpacking reset_tag_key=self.packet_length_tag_key) payload_unpack = blocks.repack_bits_bb( 8, # Unpack 8 bits per byte bps_payload, self.packet_length_tag_key) self.connect(crc, payload_scrambler, payload_unpack, payload_mod, (header_payload_mux, 1)) ### Create OFDM frame ################################################ allocator = digital.ofdm_carrier_allocator_cvc( self.fft_len, occupied_carriers=self.occupied_carriers, pilot_carriers=self.pilot_carriers, pilot_symbols=self.pilot_symbols, sync_words=self.sync_words, len_tag_key=self.packet_length_tag_key) ffter = fft.fft_vcc( self.fft_len, False, # Inverse FFT (), # No window True # Shift ) cyclic_prefixer = mofdm.ofdm_cyclic_prefixer( self.fft_len, self.fft_len + self.cp_len, rolloff, self.packet_length_tag_key) self.connect(header_payload_mux, allocator, ffter, cyclic_prefixer, self) if debug_log: self.connect( allocator, blocks.file_sink(gr.sizeof_gr_complex * fft_len, 'tx-post-allocator.dat')) self.connect( cyclic_prefixer, blocks.file_sink(gr.sizeof_gr_complex, 'tx-signal.dat'))
def __init__(self): gr.top_block.__init__(self, "Tx Application") Qt.QWidget.__init__(self) self.setWindowTitle("Tx Application") 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", "tx_application") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.preamble = preamble = [ 1, -1, 1, -1, 1, 1, -1, -1, 1, 1, -1, 1, 1, 1, -1, 1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, 1, -1, -1, -1, 1, -1, 1, 1, 1, 1, -1, -1, 1, -1, 1, -1, -1, -1, 1, 1, -1, -1, -1, -1, 1, -1, -1, -1, -1, -1, 1, 1, 1, 1, 1, 1, -1, -1 ] self.usrp_rf_freq = usrp_rf_freq = 2475e6 self.sps = sps = 4 self.samp_rate = samp_rate = 200000 self.qpsk = qpsk = digital.constellation_rect(([ 0.25 * (0.707 + 0.707j), 0.25 * (-0.707 + 0.707j), 0.25 * (-0.707 - 0.707j), 0.25 * (0.707 - 0.707j) ]), ([0, 1, 2, 3]), 4, 2, 2, 1, 1).base() self.preamble_qpsk = preamble_qpsk = map( lambda x: x * (1 + 1j) / pow(2, 0.5), preamble) self.payload_size = payload_size = 100 self.length_tag_key = length_tag_key = "packet_len" self.header_len = header_len = 4 self.gain = gain = 26 self.eb = eb = 0.35 self.digital_gain = digital_gain = 1.0 / 4 self.crc_len = crc_len = 4 self.bps = bps = 2 self.addr = addr = "addr=192.168.60.2" ################################################## # Blocks ################################################## self._usrp_rf_freq_range = Range(2400e6, 2500e6, 100e3, 2475e6, 200) self._usrp_rf_freq_win = RangeWidget(self._usrp_rf_freq_range, self.set_usrp_rf_freq, "Rx Frequency", "counter_slider") self.top_layout.addWidget(self._usrp_rf_freq_win) self._gain_range = Range(0, 31.5, 0.5, 26, 200) self._gain_win = RangeWidget(self._gain_range, self.set_gain, "Tx Gain", "counter_slider") self.top_layout.addWidget(self._gain_win) self.uhd_usrp_sink_0_0 = uhd.usrp_sink( ",".join((addr, "")), uhd.stream_args( cpu_format="fc32", channels=range(1), ), ) self.uhd_usrp_sink_0_0.set_samp_rate(samp_rate) self.uhd_usrp_sink_0_0.set_center_freq(usrp_rf_freq, 0) self.uhd_usrp_sink_0_0.set_gain(gain, 0) self.uhd_usrp_sink_0_0.set_antenna("J1", 0) self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c( 1024, #size firdes.WIN_BLACKMAN_hARRIS, #wintype usrp_rf_freq, #fc samp_rate, #bw "QT GUI Plot", #name 1 #number of inputs ) self.qtgui_freq_sink_x_0.set_update_time(0.10) self.qtgui_freq_sink_x_0.set_y_axis(-120, 20) 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_control_panel(False) if not True: self.qtgui_freq_sink_x_0.disable_legend() if complex == type(float()): self.qtgui_freq_sink_x_0.set_plot_pos_half(not True) labels = ["", "", "", "", "", "", "", "", "", ""] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = [ "blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "dark blue" ] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(1): if len(labels[i]) == 0: self.qtgui_freq_sink_x_0.set_line_label( i, "Data {0}".format(i)) else: self.qtgui_freq_sink_x_0.set_line_label(i, labels[i]) self.qtgui_freq_sink_x_0.set_line_width(i, widths[i]) self.qtgui_freq_sink_x_0.set_line_color(i, colors[i]) self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i]) self._qtgui_freq_sink_x_0_win = sip.wrapinstance( self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_freq_sink_x_0_win) self.qpsk_preamp_to_bits = blocks.vector_source_b( map(lambda x: int((x * (1j - 1) / pow(2, 0.5)).real + 1), preamble_qpsk), True, 1, []) self.padded_bits = blocks.vector_source_b((0, 0, 0, 0, 0, 0, 0, 0), True, 1, []) (self.padded_bits).set_block_alias("padded bits") self.digital_packet_headergenerator_bb_default_0 = digital.packet_headergenerator_bb( header_len * 8, length_tag_key) self.digital_crc32_bb_0 = digital.crc32_bb(False, length_tag_key) self.digital_constellation_modulator_0 = digital.generic_mod( constellation=qpsk, differential=False, samples_per_symbol=sps, pre_diff_code=True, excess_bw=eb, verbose=False, log=False, ) self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(2) self.blocks_stream_to_tagged_stream_0_0 = blocks.stream_to_tagged_stream( gr.sizeof_char, 1, payload_size, length_tag_key) self.blocks_stream_mux_0_0_0 = blocks.stream_mux( gr.sizeof_char * 1, (len(preamble) * bps / 8, header_len, payload_size + crc_len, 6)) self.blocks_pack_k_bits_bb_0_1 = blocks.pack_k_bits_bb(8) self.blocks_pack_k_bits_bb_0_0 = blocks.pack_k_bits_bb(8) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc( (digital_gain, )) self.blocks_file_source_0 = blocks.file_source( gr.sizeof_char * 1, "/users/lwei/GITfolder/wirelessacademy/BasicTxRx/wilabt/file_sent.txt", True) ################################################## # Connections ################################################## self.connect((self.blocks_file_source_0, 0), (self.blocks_stream_to_tagged_stream_0_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.qtgui_freq_sink_x_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.uhd_usrp_sink_0_0, 0)) self.connect((self.blocks_pack_k_bits_bb_0_1, 0), (self.blocks_stream_mux_0_0_0, 0)) self.connect((self.blocks_stream_mux_0_0_0, 0), (self.digital_constellation_modulator_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0_0, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.blocks_pack_k_bits_bb_0_1, 0)) self.connect((self.digital_constellation_modulator_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.digital_packet_headergenerator_bb_default_0, 0), (self.blocks_pack_k_bits_bb_0_0, 0)) self.connect((self.padded_bits, 0), (self.blocks_stream_mux_0_0_0, 3)) self.connect((self.qpsk_preamp_to_bits, 0), (self.blocks_unpack_k_bits_bb_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_stream_mux_0_0_0, 2)) self.connect((self.digital_crc32_bb_0, 0), (self.digital_packet_headergenerator_bb_default_0, 0)) self.connect((self.blocks_pack_k_bits_bb_0_0, 0), (self.blocks_stream_mux_0_0_0, 1))
def __init__(self, cw_len=64, payload_len=255, samp_rate=1e6): gr.hier_block2.__init__( self, "Wes Packet Tx", gr.io_signature(1, 1, gr.sizeof_char * 1), gr.io_signaturev(6, 6, [ gr.sizeof_gr_complex * 1, gr.sizeof_char * 1, gr.sizeof_char * 1, gr.sizeof_char * 1, gr.sizeof_char * 1, gr.sizeof_char * 1 ]), ) ################################################## # Parameters ################################################## self.cw_len = cw_len self.payload_len = payload_len self.samp_rate = samp_rate ################################################## # Variables ################################################## self.num_tag_key = num_tag_key = "packet_num" self.len_tag_key = len_tag_key = "packet_length" self.header_len = header_len = 32 self.throttle_rate = throttle_rate = 100e3 self.tag_s = tag_s = gr.tag_utils.python_to_tag( (0, pmt.intern(len_tag_key), pmt.from_long(payload_len), pmt.intern("vect_test_src"))) self.tag0 = tag0 = gr.tag_utils.python_to_tag( (0, pmt.intern(len_tag_key), pmt.from_long(cw_len), pmt.intern("vect_cw_src"))) self.sync_seq = sync_seq = [ 1, 1, -1, 1, -1, 1, 1, 1, -1, -1, 1, -1, -1, -1, 1, -1, -1, 1, 1, -1, 1, 1, -1, -1, -1, -1, 1, 1, -1, -1, 1, 1, 1, -1, -1, 1, 1, 1, -1, -1, 1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, 1, 1, 1, 1 ] self.sync_len = sync_len = 63 self.sym_table = sym_table = [-1, 1] self.pi = pi = 3.141592654 self.header_formatter = header_formatter = digital.packet_header_default( header_len, len_tag_key, num_tag_key, 1) self.diff_mod = diff_mod = 4 self.cw = cw = int((cw_len / 4)) * [1, 0, 1, 0] self.const = const = digital.constellation_calcdist( digital.psk_4()[0], digital.psk_4()[1], 2, 1).base() ################################################## # Blocks ################################################## self.digital_packet_headergenerator_bb_0_0 = digital.packet_headergenerator_bb( header_formatter.formatter(), len_tag_key) self.digital_glfsr_source_x_0 = digital.glfsr_source_b(6, True, 0, 1) self.digital_diff_encoder_bb_0_0 = digital.diff_encoder_bb(2) self.digital_diff_encoder_bb_0 = digital.diff_encoder_bb(2) self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc( (-1, 1), 1) self.blocks_vector_source_x_0_0 = blocks.vector_source_b( cw, True, 1, [tag0]) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_char * 1, len_tag_key, 0) self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_char * 1, False) self.blocks_tag_gate_0.set_single_key("") self.blocks_stream_to_tagged_stream_1 = blocks.stream_to_tagged_stream( gr.sizeof_char, 1, sync_len, "packet_length") self.blocks_stream_to_tagged_stream_0_0_0 = blocks.stream_to_tagged_stream( gr.sizeof_char, 1, payload_len, len_tag_key) self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream( gr.sizeof_char, 1, header_len, len_tag_key) self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb( 1, 1, "packet_length", False, gr.GR_LSB_FIRST) ################################################## # Connections ################################################## self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_diff_encoder_bb_0, 0)) self.connect((self.blocks_repack_bits_bb_0, 0), (self, 5)) self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0_0_0, 0), (self.digital_diff_encoder_bb_0_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0_0_0, 0), (self.digital_packet_headergenerator_bb_0_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_1, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.blocks_stream_to_tagged_stream_1, 0), (self, 2)) self.connect((self.blocks_tag_gate_0, 0), (self.blocks_stream_to_tagged_stream_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.blocks_vector_source_x_0_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.blocks_vector_source_x_0_0, 0), (self, 1)) self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self, 0)) self.connect((self.digital_diff_encoder_bb_0, 0), (self.blocks_tagged_stream_mux_0, 2)) self.connect((self.digital_diff_encoder_bb_0, 0), (self, 4)) self.connect((self.digital_diff_encoder_bb_0_0, 0), (self.blocks_tagged_stream_mux_0, 3)) self.connect((self.digital_diff_encoder_bb_0_0, 0), (self, 3)) self.connect((self.digital_glfsr_source_x_0, 0), (self.blocks_stream_to_tagged_stream_1, 0)) self.connect((self.digital_packet_headergenerator_bb_0_0, 0), (self.blocks_tag_gate_0, 0)) self.connect((self, 0), (self.blocks_stream_to_tagged_stream_0_0_0, 0))
def __init__(self): gr.top_block.__init__(self, "Simu Chaine") Qt.QWidget.__init__(self) self.setWindowTitle("Simu Chaine") 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", "simu_chaine") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.pilot_symbols = pilot_symbols = (( 1, 1, 1, -1, ), ) self.pilot_carriers = pilot_carriers = (( -21, -7, 7, 21, ), ) self.payload_mod = payload_mod = digital.constellation_qpsk() self.packet_length_tag_key = packet_length_tag_key = "packet_len" self.occupied_carriers = occupied_carriers = ( range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27), ) self.length_tag_key = length_tag_key = "frame_len" self.header_mod = header_mod = digital.constellation_bpsk() self.fft_len = fft_len = 64 self.sync_word2 = sync_word2 = [ 0j, 0j, 0j, 0j, 0j, 0j, (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), 0j, (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), 0j, 0j, 0j, 0j, 0j ] self.sync_word1 = sync_word1 = [ 0., 0., 0., 0., 0., 0., 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 0., 0., 0., 0., 0. ] self.samp_rate = samp_rate = 5000000 self.rolloff = rolloff = 0 self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe( fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 1) self.packet_len = packet_len = 96 self.header_formatter = header_formatter = digital.packet_header_ofdm( occupied_carriers, n_syms=1, len_tag_key=packet_length_tag_key, frame_len_tag_key=length_tag_key, bits_per_header_sym=header_mod.bits_per_symbol(), bits_per_payload_sym=payload_mod.bits_per_symbol(), scramble_header=False) self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe( fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols) ################################################## # Blocks ################################################## self.uhd_usrp_source_0 = uhd.usrp_source( ",".join(("serial=30CEEB2", "")), 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(2.492e9, 0) self.uhd_usrp_source_0.set_gain(40, 0) self.uhd_usrp_source_0.set_antenna("TX/RX", 0) self.uhd_usrp_sink_0 = uhd.usrp_sink( ",".join(("serial=30CEECB", "")), uhd.stream_args( cpu_format="fc32", channels=range(1), ), packet_length_tag_key, ) self.uhd_usrp_sink_0.set_samp_rate(samp_rate) self.uhd_usrp_sink_0.set_center_freq(2.492e9, 0) self.uhd_usrp_sink_0.set_gain(100, 0) self.uhd_usrp_sink_0.set_antenna("TX/RX", 0) self.qtgui_time_sink_x_2 = qtgui.time_sink_c( 1024, #size samp_rate, #samp_rate "", #name 1 #number of inputs ) self.qtgui_time_sink_x_2.set_update_time(0.10) self.qtgui_time_sink_x_2.set_y_axis(-1, 1) self.qtgui_time_sink_x_2.set_y_label("Amplitude", "") self.qtgui_time_sink_x_2.enable_tags(-1, True) self.qtgui_time_sink_x_2.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") self.qtgui_time_sink_x_2.enable_autoscale(False) self.qtgui_time_sink_x_2.enable_grid(False) self.qtgui_time_sink_x_2.enable_control_panel(False) if not True: self.qtgui_time_sink_x_2.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 * 1): if len(labels[i]) == 0: if (i % 2 == 0): self.qtgui_time_sink_x_2.set_line_label( i, "Re{{Data {0}}}".format(i / 2)) else: self.qtgui_time_sink_x_2.set_line_label( i, "Im{{Data {0}}}".format(i / 2)) else: self.qtgui_time_sink_x_2.set_line_label(i, labels[i]) self.qtgui_time_sink_x_2.set_line_width(i, widths[i]) self.qtgui_time_sink_x_2.set_line_color(i, colors[i]) self.qtgui_time_sink_x_2.set_line_style(i, styles[i]) self.qtgui_time_sink_x_2.set_line_marker(i, markers[i]) self.qtgui_time_sink_x_2.set_line_alpha(i, alphas[i]) self._qtgui_time_sink_x_2_win = sip.wrapinstance( self.qtgui_time_sink_x_2.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_time_sink_x_2_win) self.qtgui_time_sink_x_1 = qtgui.time_sink_c( 1024, #size samp_rate, #samp_rate "Rx", #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(-1, True) self.qtgui_time_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") self.qtgui_time_sink_x_1.enable_autoscale(False) self.qtgui_time_sink_x_1.enable_grid(False) self.qtgui_time_sink_x_1.enable_control_panel(False) if not True: self.qtgui_time_sink_x_1.disable_legend() labels = ["", "", "", "", "", "", "", "", "", ""] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = [ "blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "blue" ] styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(2 * 1): if len(labels[i]) == 0: if (i % 2 == 0): self.qtgui_time_sink_x_1.set_line_label( i, "Re{{Data {0}}}".format(i / 2)) else: self.qtgui_time_sink_x_1.set_line_label( i, "Im{{Data {0}}}".format(i / 2)) else: self.qtgui_time_sink_x_1.set_line_label(i, labels[i]) self.qtgui_time_sink_x_1.set_line_width(i, widths[i]) self.qtgui_time_sink_x_1.set_line_color(i, colors[i]) self.qtgui_time_sink_x_1.set_line_style(i, styles[i]) self.qtgui_time_sink_x_1.set_line_marker(i, markers[i]) self.qtgui_time_sink_x_1.set_line_alpha(i, alphas[i]) self._qtgui_time_sink_x_1_win = sip.wrapinstance( self.qtgui_time_sink_x_1.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_time_sink_x_1_win) self.qtgui_time_sink_x_0 = qtgui.time_sink_c( 1024, #size samp_rate, #samp_rate "", #name 1 #number of inputs ) self.qtgui_time_sink_x_0.set_update_time(0.10) self.qtgui_time_sink_x_0.set_y_axis(-1, 1) self.qtgui_time_sink_x_0.set_y_label("Amplitude", "") self.qtgui_time_sink_x_0.enable_tags(-1, True) self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") self.qtgui_time_sink_x_0.enable_autoscale(False) self.qtgui_time_sink_x_0.enable_grid(False) self.qtgui_time_sink_x_0.enable_control_panel(False) if not True: self.qtgui_time_sink_x_0.disable_legend() labels = ["", "", "", "", "", "", "", "", "", ""] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = [ "blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "blue" ] styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(2 * 1): 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.pir_print_bytes_bb_0 = pir.print_bytes_bb() self.fft_vxx_1 = fft.fft_vcc(fft_len, True, (), True, 1) self.fft_vxx_0_0 = fft.fft_vcc(fft_len, False, (()), True, 1) self.fft_vxx_0 = fft.fft_vcc(fft_len, True, (()), True, 1) self.digital_packet_headerparser_b_0 = digital.packet_headerparser_b( header_formatter.base()) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb( header_formatter.formatter(), packet_length_tag_key) self.digital_ofdm_sync_sc_cfb_0 = digital.ofdm_sync_sc_cfb( fft_len, fft_len / 4, False) self.digital_ofdm_serializer_vcc_payload = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, packet_length_tag_key, 1, "", True) self.digital_ofdm_serializer_vcc_header = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, "", 0, "", True) self.digital_ofdm_frame_equalizer_vcvc_1 = digital.ofdm_frame_equalizer_vcvc( payload_equalizer.base(), fft_len / 4, length_tag_key, True, 0) self.digital_ofdm_frame_equalizer_vcvc_0 = digital.ofdm_frame_equalizer_vcvc( header_equalizer.base(), fft_len / 4, length_tag_key, True, 1) self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer( fft_len, fft_len + fft_len / 4, rolloff, packet_length_tag_key) self.digital_ofdm_chanest_vcvc_0 = digital.ofdm_chanest_vcvc( (sync_word1), (sync_word2), 1, 0, 3, False) self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc( fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), packet_length_tag_key) self.digital_header_payload_demux_0 = digital.header_payload_demux( 3, fft_len, fft_len / 4, length_tag_key, "", True, gr.sizeof_gr_complex, "rx_time", samp_rate, (), ) self.digital_crc32_bb_0_0 = digital.crc32_bb(False, packet_length_tag_key, True) self.digital_crc32_bb_0 = digital.crc32_bb(True, packet_length_tag_key, True) self.digital_corr_est_cc_0 = digital.corr_est_cc( ((0.00000 - 0.00000j, -0.23756 + 0.06817j, 0.02455 - 0.06790j, -0.02923 + 0.05414j, 0.00701 - 0.10558j, 0.07080 - 0.00739j, 0.04334 + 0.00660j, -0.11691 + 0.08759j, 0.09375 + 0.06250j, 0.04313 - 0.10143j, 0.00862 - 0.03317j, -0.05702 + 0.07170j, -0.09857 - 0.09157j, 0.02654 + 0.03204j, -0.03675 - 0.04537j, 0.06443 + 0.17533j, 0.04419 + 0.00000j, 0.06443 - 0.17533j, -0.03675 + 0.04537j, 0.02654 - 0.03204j, -0.09857 + 0.09157j, -0.05702 - 0.07170j, 0.00862 + 0.03317j, 0.04313 + 0.10143j, 0.09375 - 0.06250j, -0.11691 - 0.08759j, 0.04334 - 0.00660j, 0.07080 + 0.00739j, 0.00701 + 0.10558j, -0.02923 - 0.05414j, 0.02455 + 0.06790j, -0.23756 - 0.06817j, 0.00000 + 0.00000j, 0.23756 - 0.06817j, -0.02455 + 0.06790j, 0.02923 - 0.05414j, -0.00701 + 0.10558j, -0.07080 + 0.00739j, -0.04334 - 0.00660j, 0.11691 - 0.08759j, -0.09375 - 0.06250j, -0.04313 + 0.10143j, -0.00862 + 0.03317j, 0.05702 - 0.07170j, 0.09857 + 0.09157j, -0.02654 - 0.03204j, 0.03675 + 0.04537j, -0.06443 - 0.17533j, -0.04419 + 0.00000j, -0.06443 + 0.17533j, 0.03675 - 0.04537j, -0.02654 + 0.03204j, 0.09857 - 0.09157j, 0.05702 + 0.07170j, -0.00862 - 0.03317j, -0.04313 - 0.10143j, -0.09375 + 0.06250j, 0.11691 + 0.08759j, -0.04334 + 0.00660j, -0.07080 - 0.00739j, -0.00701 - 0.10558j, 0.02923 + 0.05414j, -0.02455 - 0.06790j, 0.23756 + 0.06817j, 0.00000 - 0.00000j, -0.23756 + 0.06817j, 0.02455 - 0.06790j, -0.02923 + 0.05414j, 0.00701 - 0.10558j, 0.07080 - 0.00739j, 0.04334 + 0.00660j, -0.11691 + 0.08759j, 0.09375 + 0.06250j, 0.04313 - 0.10143j, 0.00862 - 0.03317j, -0.05702 + 0.07170j, -0.09857 - 0.09157j, 0.02654 + 0.03204j, -0.03675 - 0.04537j, 0.06443 + 0.17533j, 0.06250 + 0.03125j, -0.10790 - 0.08255j, 0.00182 + 0.03337j, 0.09586 - 0.07711j, 0.06872 + 0.05573j, 0.00373 + 0.04257j, -0.03565 - 0.03853j, -0.14193 + 0.01821j, -0.15089 - 0.03504j, 0.14492 - 0.01154j, 0.07984 + 0.05798j, -0.06544 - 0.02403j, 0.10927 - 0.05236j, 0.14303 + 0.12879j, -0.04601 - 0.13003j, -0.11594 + 0.05444j, -0.06250 + 0.00000j, -0.11594 - 0.05444j, -0.04601 + 0.13003j, 0.14303 - 0.12879j, 0.10927 + 0.05236j, -0.06544 + 0.02403j, 0.07984 - 0.05798j, 0.14492 + 0.01154j, -0.15089 + 0.03504j, -0.14193 - 0.01821j, -0.03565 + 0.03853j, 0.00373 - 0.04257j, 0.06872 - 0.05573j, 0.09586 + 0.07711j, 0.00182 - 0.03337j, -0.10790 + 0.08255j, 0.06250 - 0.03125j, -0.00527 - 0.11799j, 0.00182 + 0.05304j, 0.05923 + 0.02687j, -0.09460 + 0.11347j, 0.06227 - 0.14667j, -0.03565 + 0.03377j, -0.10488 - 0.05448j, 0.02589 + 0.09754j, 0.06134 - 0.07480j, 0.07984 + 0.06226j, -0.02766 + 0.02419j, 0.04162 - 0.02844j, -0.09425 - 0.14799j, -0.04601 + 0.09145j, 0.09289 + 0.12172j, -0.06250 + 0.00000j, 0.09289 - 0.12172j, -0.04601 - 0.09145j, -0.09425 + 0.14799j, 0.04162 + 0.02844j, -0.02766 - 0.02419j, 0.07984 - 0.06226j, 0.06134 + 0.07480j, 0.02589 - 0.09754j, -0.10488 + 0.05448j, -0.03565 - 0.03377j, 0.06227 + 0.14667j, -0.09460 - 0.11347j, 0.05923 - 0.02687j, 0.00182 - 0.05304j, -0.00527 + 0.11799j, 0.06250 + 0.03125j, -0.10790 - 0.08255j, 0.00182 + 0.03337j, 0.09586 - 0.07711j, 0.06872 + 0.05573j, 0.00373 + 0.04257j, -0.03565 - 0.03853j, -0.14193 + 0.01821j, -0.15089 - 0.03504j, 0.14492 - 0.01154j, 0.07984 + 0.05798j, -0.06544 - 0.02403j, 0.10927 - 0.05236j, 0.14303 + 0.12879j, -0.04601 - 0.13003j, -0.11594 + 0.05444j)), 1, 0, 0.999999999) self.digital_constellation_decoder_cb_1 = digital.constellation_decoder_cb( payload_mod.base()) self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb( header_mod.base()) self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc( (payload_mod.points()), 1) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc( (header_mod.points()), 1) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, "packet_len", 0) self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, True) self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb( 8, payload_mod.bits_per_symbol(), packet_length_tag_key, False, gr.GR_LSB_FIRST) self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb( payload_mod.bits_per_symbol(), 8, packet_length_tag_key, True, gr.GR_LSB_FIRST) self.blocks_null_sink_1 = blocks.null_sink(gr.sizeof_char * 1) self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_gr_complex * 1) self.blocks_multiply_xx_0 = blocks.multiply_vcc(1) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((0.05, )) self.blocks_file_sink_1 = blocks.file_sink( gr.sizeof_char * 1, "/home/rhidra/pir/test/test_modules/out.txt", False) self.blocks_file_sink_1.set_unbuffered(False) self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, fft_len + fft_len / 4) self.analog_random_source_x_0 = blocks.vector_source_b( map(int, numpy.random.randint(0, 255, 1000)), True) self.analog_frequency_modulator_fc_0 = analog.frequency_modulator_fc( -2.0 / fft_len) ################################################## # Connections ################################################## self.msg_connect((self.digital_packet_headerparser_b_0, 'header_data'), (self.digital_header_payload_demux_0, 'header_data')) self.connect((self.analog_frequency_modulator_fc_0, 0), (self.blocks_multiply_xx_0, 0)) self.connect((self.analog_random_source_x_0, 0), (self.digital_crc32_bb_0_0, 0)) self.connect((self.analog_random_source_x_0, 0), (self.pir_print_bytes_bb_0, 0)) self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_xx_0, 1)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_tag_gate_0, 0)) self.connect((self.blocks_multiply_xx_0, 0), (self.digital_corr_est_cc_0, 0)) self.connect((self.blocks_multiply_xx_0, 0), (self.digital_header_payload_demux_0, 0)) self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.qtgui_time_sink_x_2, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.uhd_usrp_sink_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.qtgui_time_sink_x_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_packet_headerparser_b_0, 0)) self.connect((self.digital_constellation_decoder_cb_1, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.digital_corr_est_cc_0, 0), (self.blocks_null_sink_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_file_sink_1, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_null_sink_1, 0)) self.connect((self.digital_crc32_bb_0_0, 0), (self.blocks_repack_bits_bb_0_0, 0)) self.connect((self.digital_crc32_bb_0_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.digital_header_payload_demux_0, 0), (self.fft_vxx_0, 0)) self.connect((self.digital_header_payload_demux_0, 1), (self.fft_vxx_1, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0), (self.fft_vxx_0_0, 0)) self.connect((self.digital_ofdm_chanest_vcvc_0, 0), (self.digital_ofdm_frame_equalizer_vcvc_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_0, 0), (self.digital_ofdm_serializer_vcc_header, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_1, 0), (self.digital_ofdm_serializer_vcc_payload, 0)) self.connect((self.digital_ofdm_serializer_vcc_header, 0), (self.digital_constellation_decoder_cb_0, 0)) self.connect((self.digital_ofdm_serializer_vcc_payload, 0), (self.digital_constellation_decoder_cb_1, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_0, 0), (self.analog_frequency_modulator_fc_0, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_0, 1), (self.digital_header_payload_demux_0, 1)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_chanest_vcvc_0, 0)) self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0)) self.connect((self.fft_vxx_1, 0), (self.digital_ofdm_frame_equalizer_vcvc_1, 0)) self.connect((self.uhd_usrp_source_0, 0), (self.blocks_delay_0, 0)) self.connect((self.uhd_usrp_source_0, 0), (self.digital_ofdm_sync_sc_cfb_0, 0)) self.connect((self.uhd_usrp_source_0, 0), (self.qtgui_time_sink_x_1, 0))
def __init__(self): grc_wxgui.top_block_gui.__init__(self, title="Transmitter") ################################################## # Variables ################################################## self.samp_rate = samp_rate = 1000000 ################################################## # Blocks ################################################## self.uhd_usrp_sink_0 = uhd.usrp_sink( ",".join(("addr==192.168.10.2", "")), uhd.stream_args( cpu_format="fc32", channels=range(1), ), "packet_len", ) self.uhd_usrp_sink_0.set_samp_rate(samp_rate) self.uhd_usrp_sink_0.set_center_freq(1000000, 0) self.uhd_usrp_sink_0.set_gain(0, 0) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb(digital.packet_header_default(40,"packet_len"), "packet_len") self.digital_gmsk_mod_0 = digital.gmsk_mod( samples_per_symbol=2, bt=0.35, verbose=False, log=False, ) self.digital_crc32_bb_0 = digital.crc32_bb(False, "packet_len", True) self.digital_chunks_to_symbols_xx_1_0 = digital.chunks_to_symbols_bc((digital.constellation_bpsk().points()), 1) self.digital_chunks_to_symbols_xx_1 = digital.chunks_to_symbols_bc((digital.constellation_bpsk().points()), 1) self.blocks_tuntap_pdu_0 = blocks.tuntap_pdu('tun0', 10000, False) self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*1, samp_rate,True) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, "packet_len", 0) self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(8, 1, "packet_len", False, gr.GR_LSB_FIRST) self.blocks_pdu_to_tagged_stream_0 = blocks.pdu_to_tagged_stream(blocks.byte_t, 'packet_len') self.blks2_packet_encoder_0 = grc_blks2.packet_mod_c(grc_blks2.packet_encoder( samples_per_symbol=2, bits_per_symbol=1, preamble='', access_code='', pad_for_usrp=False, ), payload_length=0, ) ################################################## # Connections ################################################## self.msg_connect((self.blocks_tuntap_pdu_0, 'pdus'), (self.blocks_pdu_to_tagged_stream_0, 'pdus')) self.connect((self.blks2_packet_encoder_0, 0), (self.digital_gmsk_mod_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_0, 0), (self.blocks_throttle_0, 0)) self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_chunks_to_symbols_xx_1_0, 0)) self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.blks2_packet_encoder_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_1, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_1_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.digital_gmsk_mod_0, 0), (self.uhd_usrp_sink_0, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_1, 0))
def __init__(self, samp_rate=10000): gr.hier_block2.__init__( self, "Sync Radio Hier Grc", gr.io_signaturev(2, 2, [gr.sizeof_char * 1, gr.sizeof_gr_complex * 1]), gr.io_signaturev(2, 2, [gr.sizeof_char * 1, gr.sizeof_gr_complex * 1]), ) ################################################## # Parameters ################################################## self.samp_rate = samp_rate ################################################## # Variables ################################################## self.sync_word2 = sync_word2 = [ 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (-1 + 0j), (1 + 0j), 0j, (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (1 + 0j), (-1 + 0j), 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j, 0j ] self.sync_word1 = sync_word1 = [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 1.42, 0.0, -1.42, 0.0, 1.42, 0.0, 1.42, 0.0, 1.42, 0.0, 1.42, 0.0, -1.42, 0.0, 1.42, 0.0, 1.42, 0.0, -1.42, 0.0, 1.42, 0.0, 1.42, 0.0, 1.42, 0.0, -1.42, 0.0, 1.42, 0.0, 1.42, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ] self.pilot_symbols = pilot_symbols = (( 1, -1, ), ) self.pilot_carriers = pilot_carriers = (( -13, 12, ), ) self.payload_mod = payload_mod = digital.constellation_qpsk() self.packet_length_tag_key = packet_length_tag_key = "packet_len" self.occupied_carriers = occupied_carriers = ([ -16, -15, -14, -12, -11, -10, -9, -8, -7, -6, -5, -4, -3, -2, -1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15 ], ) self.length_tag_key = length_tag_key = "frame_len" self.header_mod = header_mod = digital.constellation_bpsk() self.fft_len = fft_len = (len(sync_word1) + len(sync_word2)) / 2 self.rolloff = rolloff = 0 self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe( fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 1) self.len_ocup_carr = len_ocup_carr = len(occupied_carriers[0]) self.header_formatter = header_formatter = digital.packet_header_ofdm( occupied_carriers, n_syms=1, len_tag_key=packet_length_tag_key, frame_len_tag_key=length_tag_key, bits_per_header_sym=header_mod.bits_per_symbol(), bits_per_payload_sym=payload_mod.bits_per_symbol(), scramble_header=True) self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe( fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols) self.forward_OOB = forward_OOB = [ 0.005277622700213007, 0.03443705907448985, 0.1214101788557494, 0.29179662246081545, 0.52428014905364, 0.7350677973792328, 0.8210395030022875, 0.7350677973792348, 0.5242801490536404, 0.291796622460816, 0.1214101788557501, 0.03443705907448997, 0.005277622700213012 ] self.feedback_OOB = feedback_OOB = [ 1.0, -1.0455317889337852, 3.9201525346250072, -3.9114761684448958, 6.54266144224035, -5.737287389902878, 5.820328302284336, -4.134700802700442, 2.7949972248757664, -1.4584448495689168, 0.6358650797085171, -0.19847981428665007, 0.04200458351675313 ] self.cp_len = cp_len = fft_len / 4 self.active_carriers = active_carriers = len(occupied_carriers[0]) + 4 ################################################## # Blocks ################################################## self.iir_filter_xxx_1 = filter.iir_filter_ccd((forward_OOB), (feedback_OOB), False) self.fft_vxx_txpath = fft.fft_vcc(fft_len, False, (()), True, 1) self.fft_vxx_2_rxpath = fft.fft_vcc(fft_len, True, (), True, 1) self.fft_vxx_1_rxpath = fft.fft_vcc(fft_len, True, (()), True, 1) self.digital_packet_headerparser_b_rxpath = digital.packet_headerparser_b( header_formatter.base()) self.digital_packet_headergenerator_bb_txpath = digital.packet_headergenerator_bb( header_formatter.formatter(), "packet_len") self.digital_ofdm_sync_sc_cfb_rxpath = digital.ofdm_sync_sc_cfb( fft_len, fft_len / 4, False) self.digital_ofdm_serializer_vcc_payload_rxpath = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, packet_length_tag_key, 1, "", True) self.digital_ofdm_serializer_vcc_header_rxpath = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, "", 0, "", True) self.digital_ofdm_frame_equalizer_vcvc_2_rxpath = digital.ofdm_frame_equalizer_vcvc( payload_equalizer.base(), cp_len, length_tag_key, True, 0) self.digital_ofdm_frame_equalizer_vcvc_1_rxpath = digital.ofdm_frame_equalizer_vcvc( header_equalizer.base(), cp_len, length_tag_key, True, 1) self.digital_ofdm_cyclic_prefixer_txpath = digital.ofdm_cyclic_prefixer( fft_len, fft_len + cp_len, rolloff, packet_length_tag_key) (self.digital_ofdm_cyclic_prefixer_txpath).set_min_output_buffer(24000) self.digital_ofdm_chanest_vcvc_rxpath = digital.ofdm_chanest_vcvc( (sync_word1), (sync_word2), 1, 0, 3, False) self.digital_ofdm_carrier_allocator_cvc_txpath = digital.ofdm_carrier_allocator_cvc( fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), packet_length_tag_key) (self.digital_ofdm_carrier_allocator_cvc_txpath ).set_min_output_buffer(16000) self.digital_header_payload_demux_rxpath = digital.header_payload_demux( 3, fft_len, cp_len, length_tag_key, "", True, gr.sizeof_gr_complex, "rx_time", samp_rate, (), ) #self.digital_crc32_bb_txpath = digital.crc32_bb(False, packet_length_tag_key) #self.digital_crc32_bb_rxpath = digital.crc32_bb(True, packet_length_tag_key) self.digital_constellation_decoder_cb_1_rxpath = digital.constellation_decoder_cb( payload_mod.base()) self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb( header_mod.base()) self.digital_chunks_to_symbols_x_txpath = digital.chunks_to_symbols_bc( (payload_mod.points()), 1) self.digital_chunks_to_symbols_txpath = digital.chunks_to_symbols_bc( (header_mod.points()), 1) self.blocks_tagged_stream_mux_txpath = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, packet_length_tag_key, 0) (self.blocks_tagged_stream_mux_txpath).set_min_output_buffer(16000) self.blocks_tag_gate_txpath = blocks.tag_gate(gr.sizeof_gr_complex * 1, False) self.blocks_repack_bits_bb_txpath = blocks.repack_bits_bb( 8, payload_mod.bits_per_symbol(), packet_length_tag_key, False) self.blocks_repack_bits_bb_rxpath = blocks.repack_bits_bb( payload_mod.bits_per_symbol(), 8, packet_length_tag_key, True) self.blocks_multiply_xx_rxpath = blocks.multiply_vcc(1) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((.01, )) self.blocks_delay_rxpath = blocks.delay(gr.sizeof_gr_complex * 1, fft_len + fft_len / 4) self.analog_frequency_modulator_fc_rxpath = analog.frequency_modulator_fc( -2.0 / fft_len) 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.connect((self.digital_ofdm_sync_sc_cfb_rxpath, 0), (self.analog_frequency_modulator_fc_rxpath, 0)) self.connect((self.analog_agc2_xx_0, 0), (self.digital_ofdm_sync_sc_cfb_rxpath, 0)) self.connect((self.analog_agc2_xx_0, 0), (self.blocks_delay_rxpath, 0)) self.connect((self.digital_packet_headergenerator_bb_txpath, 0), (self.digital_chunks_to_symbols_txpath, 0)) self.connect((self.blocks_repack_bits_bb_txpath, 0), (self.digital_chunks_to_symbols_x_txpath, 0)) self.connect((self.digital_chunks_to_symbols_txpath, 0), (self.blocks_tagged_stream_mux_txpath, 0)) self.connect((self.digital_chunks_to_symbols_x_txpath, 0), (self.blocks_tagged_stream_mux_txpath, 1)) self.connect((self.digital_ofdm_cyclic_prefixer_txpath, 0), (self.blocks_tag_gate_txpath, 0)) self.connect((self.fft_vxx_txpath, 0), (self.digital_ofdm_cyclic_prefixer_txpath, 0)) self.connect((self.blocks_tagged_stream_mux_txpath, 0), (self.digital_ofdm_carrier_allocator_cvc_txpath, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_txpath, 0), (self.fft_vxx_txpath, 0)) self.connect((self.digital_header_payload_demux_rxpath, 0), (self.fft_vxx_1_rxpath, 0)) self.connect((self.fft_vxx_1_rxpath, 0), (self.digital_ofdm_chanest_vcvc_rxpath, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_1_rxpath, 0), (self.digital_ofdm_serializer_vcc_header_rxpath, 0)) self.connect((self.digital_ofdm_chanest_vcvc_rxpath, 0), (self.digital_ofdm_frame_equalizer_vcvc_1_rxpath, 0)) self.connect((self.digital_header_payload_demux_rxpath, 1), (self.fft_vxx_2_rxpath, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_2_rxpath, 0), (self.digital_ofdm_serializer_vcc_payload_rxpath, 0)) self.connect((self.fft_vxx_2_rxpath, 0), (self.digital_ofdm_frame_equalizer_vcvc_2_rxpath, 0)) self.connect((self.digital_ofdm_serializer_vcc_payload_rxpath, 0), (self.digital_constellation_decoder_cb_1_rxpath, 0)) self.connect((self.digital_constellation_decoder_cb_1_rxpath, 0), (self.blocks_repack_bits_bb_rxpath, 0)) self.connect((self.digital_ofdm_serializer_vcc_header_rxpath, 0), (self.digital_constellation_decoder_cb_0, 0)) self.connect((self.analog_frequency_modulator_fc_rxpath, 0), (self.blocks_multiply_xx_rxpath, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_rxpath, 1), (self.digital_header_payload_demux_rxpath, 1)) self.connect((self.blocks_multiply_xx_rxpath, 0), (self.digital_header_payload_demux_rxpath, 0)) self.connect((self.blocks_delay_rxpath, 0), (self.blocks_multiply_xx_rxpath, 1)) self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_packet_headerparser_b_rxpath, 0)) self.connect((self, 1), (self.analog_agc2_xx_0, 0)) self.connect((self.blocks_tag_gate_txpath, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.iir_filter_xxx_1, 0), (self, 1)) ''' self.connect((self, 0), (self.digital_crc32_bb_txpath, 0)) self.connect((self.digital_crc32_bb_txpath, 0), (self.blocks_repack_bits_bb_txpath, 0)) self.connect((self.digital_crc32_bb_txpath, 0), (self.digital_packet_headergenerator_bb_txpath, 0)) ''' self.connect((self, 0), (self.blocks_repack_bits_bb_txpath, 0)) self.connect((self, 0), (self.digital_packet_headergenerator_bb_txpath, 0)) ''' self.connect((self.blocks_repack_bits_bb_rxpath, 0), (self.digital_crc32_bb_rxpath, 0)) self.connect((self.digital_crc32_bb_rxpath, 0), (self, 0)) ''' self.connect((self.blocks_repack_bits_bb_rxpath, 0), (self, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.iir_filter_xxx_1, 0)) ################################################## # Asynch Message Connections ################################################## self.msg_connect(self.digital_packet_headerparser_b_rxpath, "header_data", self.digital_header_payload_demux_rxpath, "header_data")
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 = 32000 self.period = period = 50 self.pdu_length = pdu_length = 1000 self.out_buf_size = out_buf_size = 96000 self.header_formatter = header_formatter = ieee802_11.wifi_signal_field() self.encoding = encoding = 0 ################################################## # Blocks ################################################## self._period_range = Range(1, 10000, 1, 50, 200) self._period_win = RangeWidget(self._period_range, self.set_period, "period", "counter_slider", float) self.top_layout.addWidget(self._period_win) self._pdu_length_range = Range(10, 1500, 1, 1000, 200) self._pdu_length_win = RangeWidget(self._pdu_length_range, self.set_pdu_length, "pdu_length", "counter_slider", int) self.top_layout.addWidget(self._pdu_length_win) self._encoding_options = (0, 1, 2, ) self._encoding_labels = ("BPSK 1/2" , "BPSK 3/4", "QPSK 1/2", ) self._encoding_tool_bar = Qt.QToolBar(self) self._encoding_tool_bar.addWidget(Qt.QLabel("Encoding"+": ")) self._encoding_combo_box = Qt.QComboBox() self._encoding_tool_bar.addWidget(self._encoding_combo_box) for label in self._encoding_labels: self._encoding_combo_box.addItem(label) self._encoding_callback = lambda i: Qt.QMetaObject.invokeMethod(self._encoding_combo_box, "setCurrentIndex", Qt.Q_ARG("int", self._encoding_options.index(i))) self._encoding_callback(self.encoding) self._encoding_combo_box.currentIndexChanged.connect( lambda i: self.set_encoding(self._encoding_options[i])) self.top_layout.addWidget(self._encoding_tool_bar) self.qtgui_time_sink_x_0_0_0_1_0_1 = qtgui.time_sink_c( 2**10, #size samp_rate, #samp_rate "", #name 1 #number of inputs ) self.qtgui_time_sink_x_0_0_0_1_0_1.set_update_time(1) self.qtgui_time_sink_x_0_0_0_1_0_1.set_y_axis(-0.1, 1000) self.qtgui_time_sink_x_0_0_0_1_0_1.set_y_label("Amplitude", "") self.qtgui_time_sink_x_0_0_0_1_0_1.enable_tags(-1, True) self.qtgui_time_sink_x_0_0_0_1_0_1.set_trigger_mode(qtgui.TRIG_MODE_NORM, qtgui.TRIG_SLOPE_POS, 0.001, 5e-3, 0, "FISTOR") self.qtgui_time_sink_x_0_0_0_1_0_1.enable_autoscale(True) self.qtgui_time_sink_x_0_0_0_1_0_1.enable_grid(True) self.qtgui_time_sink_x_0_0_0_1_0_1.enable_control_panel(False) if not True: self.qtgui_time_sink_x_0_0_0_1_0_1.disable_legend() labels = ["correlation I", "correlation Q", "correlation_big", "", "", "", "", "", "", ""] 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*1): if len(labels[i]) == 0: if(i % 2 == 0): self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_label(i, "Re{{Data {0}}}".format(i/2)) else: self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_label(i, "Im{{Data {0}}}".format(i/2)) else: self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_label(i, labels[i]) self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_width(i, widths[i]) self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_color(i, colors[i]) self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_style(i, styles[i]) self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_marker(i, markers[i]) self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_alpha(i, alphas[i]) self._qtgui_time_sink_x_0_0_0_1_0_1_win = sip.wrapinstance(self.qtgui_time_sink_x_0_0_0_1_0_1.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_time_sink_x_0_0_0_1_0_1_win) self.ieee802_11_ofdm_mapper_0 = ieee802_11.ofdm_mapper(encoding, False) self.ieee802_11_ofdm_mac_0 = ieee802_11.ofdm_mac(([0x23, 0x23, 0x23, 0x23, 0x23, 0x23]), ([0x42, 0x42, 0x42, 0x42, 0x42, 0x42]), ([0xff, 0xff, 0xff, 0xff, 0xff, 255])) (self.ieee802_11_ofdm_mac_0).set_processor_affinity([3]) (self.ieee802_11_ofdm_mac_0).set_min_output_buffer(96000) self.ieee802_11_chunks_to_symbols_xx_0 = ieee802_11.chunks_to_symbols() (self.ieee802_11_chunks_to_symbols_xx_0).set_min_output_buffer(96000) self.foo_packet_pad2_0 = foo.packet_pad2(False, False, 0.0001, 5000, 5000) (self.foo_packet_pad2_0).set_processor_affinity([3]) (self.foo_packet_pad2_0).set_min_output_buffer(96000) self.fft_vxx_0_0 = fft.fft_vcc(64, False, (tuple([1/52**.5] * 64)), True, 1) (self.fft_vxx_0_0).set_min_output_buffer(96000) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb(header_formatter.formatter(), "packet_len") self.digital_ofdm_cyclic_prefixer_0_0 = digital.ofdm_cyclic_prefixer(64, 64+16, 2, "packet_len") (self.digital_ofdm_cyclic_prefixer_0_0).set_min_output_buffer(96000) self.digital_ofdm_carrier_allocator_cvc_0_0_0 = digital.ofdm_carrier_allocator_cvc(64, (range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27),), ((-21, -7, 7, 21), ), ((1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1)), ((0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0), (0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0), (0, 0j, 0, 0j, 0, 0j, -1, 1j, -1, 1j, -1, 1j, -1, -1j, 1, 1j, 1, -1j, -1, 1j, 1, 1j, 1, 1j, 1, 1j, -1, (-0-1j), 1, -1j, -1, 1j, 0, -1j, 1, (-0-1j), 1, -1j, 1, 1j, -1, -1j, 1, (-0-1j), -1, 1j, 1, 1j, 1, 1j, 1, 1j, -1, -1j, 1, 1j, 1, -1j, -1, 0j, 0, 0j, 0, 0j), (0, 0, 0, 0, 0, 0, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 0, 1, -1, -1, 1, 1, -1, 1, -1, 1, -1, -1, -1, -1, -1, 1, 1, -1, -1, 1, -1, 1, -1, 1, 1, 1, 1, 0, 0, 0, 0, 0)), "packet_len") (self.digital_ofdm_carrier_allocator_cvc_0_0_0).set_min_output_buffer(96000) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(([-1, 1]), 1) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, "packet_len", 1) (self.blocks_tagged_stream_mux_0).set_min_output_buffer(96000) self.blocks_message_strobe_0_0 = blocks.message_strobe(pmt.intern("".join("x" for i in range(pdu_length)) + "1234"), period) (self.blocks_message_strobe_0_0).set_processor_affinity([3]) (self.blocks_message_strobe_0_0).set_min_output_buffer(96000) ################################################## # Connections ################################################## self.msg_connect((self.blocks_message_strobe_0_0, 'strobe'), (self.ieee802_11_ofdm_mac_0, 'app in')) self.msg_connect((self.ieee802_11_ofdm_mac_0, 'phy out'), (self.ieee802_11_ofdm_mapper_0, 'in')) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0_0_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0_0_0, 0), (self.fft_vxx_0_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0_0, 0), (self.foo_packet_pad2_0, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_cyclic_prefixer_0_0, 0)) self.connect((self.foo_packet_pad2_0, 0), (self.qtgui_time_sink_x_0_0_0_1_0_1, 0)) self.connect((self.ieee802_11_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.ieee802_11_ofdm_mapper_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.ieee802_11_ofdm_mapper_0, 0), (self.ieee802_11_chunks_to_symbols_xx_0, 0))
def __init__(self, chan_est=0): gr.top_block.__init__(self, "Wifi Tx Rx") Qt.QWidget.__init__(self) self.setWindowTitle("Wifi Tx Rx") try: self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc')) except: pass self.top_scroll_layout = Qt.QVBoxLayout() self.setLayout(self.top_scroll_layout) self.top_scroll = Qt.QScrollArea() self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame) self.top_scroll_layout.addWidget(self.top_scroll) self.top_scroll.setWidgetResizable(True) self.top_widget = Qt.QWidget() self.top_scroll.setWidget(self.top_widget) self.top_layout = Qt.QVBoxLayout(self.top_widget) self.top_grid_layout = Qt.QGridLayout() self.top_layout.addLayout(self.top_grid_layout) self.settings = Qt.QSettings("GNU Radio", "wifi_tx_rx") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Parameters ################################################## self.chan_est = chan_est ################################################## # Variables ################################################## self.window_size = window_size = 48 self.threshold = threshold = 1000 self.sync_length = sync_length = 320 self.samp_rate = samp_rate = 5e5 self.period = period = 10 self.pdu_length = pdu_length = 30 self.out_buf_size = out_buf_size = 96000 self.header_formatter = header_formatter = ieee802_11.wifi_signal_field( ) self.freq_sin = freq_sin = 1000 self.freq = freq = 943e6 self.encoding = encoding = 0 self.decimation = decimation = 40 ################################################## # Blocks ################################################## self._period_range = Range(1, 10000, 1, 10, 200) self._period_win = RangeWidget(self._period_range, self.set_period, "period", "counter_slider", float) self.top_layout.addWidget(self._period_win) self._pdu_length_range = Range(10, 1500, 1, 30, 200) self._pdu_length_win = RangeWidget(self._pdu_length_range, self.set_pdu_length, "pdu_length", "counter_slider", int) self.top_layout.addWidget(self._pdu_length_win) self._encoding_options = ( 0, 1, 2, ) self._encoding_labels = ( "BPSK 1/2", "BPSK 3/4", "QPSK 1/2", ) self._encoding_tool_bar = Qt.QToolBar(self) self._encoding_tool_bar.addWidget(Qt.QLabel("Encoding" + ": ")) self._encoding_combo_box = Qt.QComboBox() self._encoding_tool_bar.addWidget(self._encoding_combo_box) for label in self._encoding_labels: self._encoding_combo_box.addItem(label) self._encoding_callback = lambda i: Qt.QMetaObject.invokeMethod( self._encoding_combo_box, "setCurrentIndex", Qt.Q_ARG("int", self._encoding_options.index(i))) self._encoding_callback(self.encoding) self._encoding_combo_box.currentIndexChanged.connect( lambda i: self.set_encoding(self._encoding_options[i])) self.top_layout.addWidget(self._encoding_tool_bar) self.qtgui_time_sink_x_2 = qtgui.time_sink_f( 32, #size 100, #samp_rate "", #name 1 #number of inputs ) self.qtgui_time_sink_x_2.set_update_time(0.10) self.qtgui_time_sink_x_2.set_y_axis(-1, 110) self.qtgui_time_sink_x_2.set_y_label("Frame error rata", "") self.qtgui_time_sink_x_2.enable_tags(-1, True) self.qtgui_time_sink_x_2.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") self.qtgui_time_sink_x_2.enable_autoscale(False) self.qtgui_time_sink_x_2.enable_grid(True) self.qtgui_time_sink_x_2.enable_control_panel(False) if not True: self.qtgui_time_sink_x_2.disable_legend() labels = ["Packets Reveiced", "", "", "", "", "", "", "", "", ""] 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_2.set_line_label( i, "Data {0}".format(i)) else: self.qtgui_time_sink_x_2.set_line_label(i, labels[i]) self.qtgui_time_sink_x_2.set_line_width(i, widths[i]) self.qtgui_time_sink_x_2.set_line_color(i, colors[i]) self.qtgui_time_sink_x_2.set_line_style(i, styles[i]) self.qtgui_time_sink_x_2.set_line_marker(i, markers[i]) self.qtgui_time_sink_x_2.set_line_alpha(i, alphas[i]) self._qtgui_time_sink_x_2_win = sip.wrapinstance( self.qtgui_time_sink_x_2.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_time_sink_x_2_win) (self.qtgui_time_sink_x_2).set_processor_affinity([3]) self.qtgui_time_sink_x_0_0_0_1_0_1 = qtgui.time_sink_c( 2**10, #size samp_rate / 1000, #samp_rate "", #name 1 #number of inputs ) self.qtgui_time_sink_x_0_0_0_1_0_1.set_update_time(1) self.qtgui_time_sink_x_0_0_0_1_0_1.set_y_axis(-0.1, 1000) self.qtgui_time_sink_x_0_0_0_1_0_1.set_y_label("Generated Samples", "") self.qtgui_time_sink_x_0_0_0_1_0_1.enable_tags(-1, True) self.qtgui_time_sink_x_0_0_0_1_0_1.set_trigger_mode( qtgui.TRIG_MODE_NORM, qtgui.TRIG_SLOPE_POS, 0.001, 5e-3, 0, "FISTOR") self.qtgui_time_sink_x_0_0_0_1_0_1.enable_autoscale(True) self.qtgui_time_sink_x_0_0_0_1_0_1.enable_grid(True) self.qtgui_time_sink_x_0_0_0_1_0_1.enable_control_panel(False) if not True: self.qtgui_time_sink_x_0_0_0_1_0_1.disable_legend() labels = [ "correlation I", "correlation Q", "correlation_big", "", "", "", "", "", "", "" ] 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 * 1): if len(labels[i]) == 0: if (i % 2 == 0): self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_label( i, "Re{{Data {0}}}".format(i / 2)) else: self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_label( i, "Im{{Data {0}}}".format(i / 2)) else: self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_label(i, labels[i]) self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_width(i, widths[i]) self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_color(i, colors[i]) self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_style(i, styles[i]) self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_marker(i, markers[i]) self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_alpha(i, alphas[i]) self._qtgui_time_sink_x_0_0_0_1_0_1_win = sip.wrapinstance( self.qtgui_time_sink_x_0_0_0_1_0_1.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_time_sink_x_0_0_0_1_0_1_win) self.qtgui_number_sink_0 = qtgui.number_sink(gr.sizeof_float, 0.99, qtgui.NUM_GRAPH_HORIZ, 1) self.qtgui_number_sink_0.set_update_time(0.0000010) self.qtgui_number_sink_0.set_title("Frame error Rata") 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, 0) self.qtgui_number_sink_0.set_max(i, 100) self.qtgui_number_sink_0.set_color(i, colors[i][0], colors[i][1]) if len(labels[i]) == 0: self.qtgui_number_sink_0.set_label(i, "Data {0}".format(i)) else: self.qtgui_number_sink_0.set_label(i, labels[i]) self.qtgui_number_sink_0.set_unit(i, units[i]) self.qtgui_number_sink_0.set_factor(i, factor[i]) self.qtgui_number_sink_0.enable_autoscale(False) self._qtgui_number_sink_0_win = sip.wrapinstance( self.qtgui_number_sink_0.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_number_sink_0_win) (self.qtgui_number_sink_0).set_processor_affinity([3]) self.nutaq_rtdex_source_0 = nutaq.rtdex_source( "nutaq_carrier_perseus_0", gr.sizeof_int, 1, 0) self.nutaq_rtdex_source_0.set_type(0) self.nutaq_rtdex_source_0.set_packet_size(8192) self.nutaq_rtdex_source_0.set_channels("0") (self.nutaq_rtdex_source_0).set_processor_affinity([1]) self.nutaq_rtdex_sink_0 = nutaq.rtdex_sink("nutaq_carrier_perseus_0", gr.sizeof_short, 1, 1) self.nutaq_rtdex_sink_0.set_type(0) self.nutaq_rtdex_sink_0.set_packet_size(8192) self.nutaq_rtdex_sink_0.set_channels("0") (self.nutaq_rtdex_sink_0).set_processor_affinity([3]) self.nutaq_radio420_tx_0_0 = nutaq.radio420_tx( "nutaq_carrier_perseus_0", 1, 0) self.nutaq_radio420_tx_0_0.set_default_enable(1) self.nutaq_radio420_tx_0_0.set_default_tx_freq(943e6) self.nutaq_radio420_tx_0_0.set_default_reference(0) self.nutaq_radio420_tx_0_0.set_default_datarate(samp_rate * 2 * decimation) self.nutaq_radio420_tx_0_0.set_default_calibrate(0) self.nutaq_radio420_tx_0_0.set_default_band(0) self.nutaq_radio420_tx_0_0.set_default_update_rate(1) self.nutaq_radio420_tx_0_0.set_default_tx_vga1_gain(-15) self.nutaq_radio420_tx_0_0.set_default_tx_vga2_gain(5) self.nutaq_radio420_tx_0_0.set_default_tx_gain3(0) self.nutaq_radio420_tx_0_0.set_default_tx_lpf_bandwidth(2) self.nutaq_radio420_tx_0_0.set_default_ref_clk_ctrl(0) self.nutaq_radio420_tx_0_0.set_default_rf_ctrl(0) self.nutaq_radio420_tx_0_0.set_default_tx_gain_ctrl(0) self.nutaq_radio420_tx_0_0.set_default_pll_cpld_ctrl(0) self.nutaq_radio420_rx_0 = nutaq.radio420_rx("nutaq_carrier_perseus_0", 1, 1) self.nutaq_radio420_rx_0.set_default_enable(1) self.nutaq_radio420_rx_0.set_default_rx_freq(943e6) self.nutaq_radio420_rx_0.set_default_reference(0) self.nutaq_radio420_rx_0.set_default_datarate(samp_rate * 2 * decimation) self.nutaq_radio420_rx_0.set_default_calibrate(0) self.nutaq_radio420_rx_0.set_default_band(0) self.nutaq_radio420_rx_0.set_default_update_rate(1) self.nutaq_radio420_rx_0.set_default_rx_lna_gain(3) self.nutaq_radio420_rx_0.set_default_rx_vga1_gain(3) self.nutaq_radio420_rx_0.set_default_rx_gain2(0) self.nutaq_radio420_rx_0.set_default_rx_gain3(3) self.nutaq_radio420_rx_0.set_default_rx_rf_filter(2) self.nutaq_radio420_rx_0.set_default_rx_lpf_bandwidth(2) self.nutaq_radio420_rx_0.set_default_ref_clk_ctrl(0) self.nutaq_radio420_rx_0.set_default_rf_ctrl(0) self.nutaq_radio420_rx_0.set_default_rx_gain_ctrl(0) self.nutaq_radio420_rx_0.set_default_pll_cpld_ctrl(0) self.nutaq_custom_register_0_2 = nutaq.custom_register( "nutaq_carrier_perseus_0", 4) self.nutaq_custom_register_0_2.set_index(0) self.nutaq_custom_register_0_2.set_default_value( int((4e6) / samp_rate / 40 * (2**32))) self.nutaq_custom_register_0_2.set_update_rate(1) self.nutaq_custom_register_0_1 = nutaq.custom_register( "nutaq_carrier_perseus_0", 4) self.nutaq_custom_register_0_1.set_index(2) self.nutaq_custom_register_0_1.set_update_rate(1) self.nutaq_custom_register_0_0_1 = nutaq.custom_register( "nutaq_carrier_perseus_0", 5) self.nutaq_custom_register_0_0_1.set_index(3) self.nutaq_custom_register_0_0_1.set_default_value(7) self.nutaq_custom_register_0_0_1.set_update_rate(1) self.nutaq_custom_register_0_0_0 = nutaq.custom_register( "nutaq_carrier_perseus_0", 5) self.nutaq_custom_register_0_0_0.set_index(6) self.nutaq_custom_register_0_0_0.set_default_value(600) self.nutaq_custom_register_0_0_0.set_update_rate(1) self.nutaq_custom_register_0_0 = nutaq.custom_register( "nutaq_carrier_perseus_0", 5) self.nutaq_custom_register_0_0.set_index(4) self.nutaq_custom_register_0_0.set_update_rate(1) self.nutaq_custom_register_0 = nutaq.custom_register( "nutaq_carrier_perseus_0", 4) self.nutaq_custom_register_0.set_index(1) self.nutaq_custom_register_0.set_default_value(3) self.nutaq_custom_register_0.set_update_rate(1) self.nutaq_carrier_perseus_0 = nutaq.carrier( 0, "nutaq_carrier_perseus_0", "192.168.0.101") self.ieee802_11_ofdm_sync_short_0 = ieee802_11.ofdm_sync_short( 0.56, 2, False, False) (self.ieee802_11_ofdm_sync_short_0).set_processor_affinity([3]) (self.ieee802_11_ofdm_sync_short_0).set_min_output_buffer(96000) self.ieee802_11_ofdm_sync_long_0 = ieee802_11.ofdm_sync_long( sync_length, False, False) (self.ieee802_11_ofdm_sync_long_0).set_processor_affinity([3]) (self.ieee802_11_ofdm_sync_long_0).set_min_output_buffer(96000) self.ieee802_11_ofdm_parse_mac_0 = ieee802_11.ofdm_parse_mac( False, True) (self.ieee802_11_ofdm_parse_mac_0).set_processor_affinity([3]) (self.ieee802_11_ofdm_parse_mac_0).set_min_output_buffer(96000) self.ieee802_11_ofdm_mapper_0 = ieee802_11.ofdm_mapper(encoding, False) self.ieee802_11_ofdm_mac_0 = ieee802_11.ofdm_mac( ([0x23, 0x23, 0x23, 0x23, 0x23, 0x23]), ([0x42, 0x42, 0x42, 0x42, 0x42, 0x42]), ([0xff, 0xff, 0xff, 0xff, 0xff, 255])) (self.ieee802_11_ofdm_mac_0).set_processor_affinity([3]) (self.ieee802_11_ofdm_mac_0).set_min_output_buffer(96000) self.ieee802_11_ofdm_equalize_symbols_0 = ieee802_11.ofdm_equalize_symbols( chan_est, False) (self.ieee802_11_ofdm_equalize_symbols_0).set_processor_affinity([3]) (self.ieee802_11_ofdm_equalize_symbols_0).set_min_output_buffer(96000) self.ieee802_11_ofdm_decode_signal_0 = ieee802_11.ofdm_decode_signal( False, False) (self.ieee802_11_ofdm_decode_signal_0).set_processor_affinity([3]) (self.ieee802_11_ofdm_decode_signal_0).set_min_output_buffer(96000) self.ieee802_11_ofdm_decode_mac_0 = ieee802_11.ofdm_decode_mac( False, False) (self.ieee802_11_ofdm_decode_mac_0).set_processor_affinity([3]) (self.ieee802_11_ofdm_decode_mac_0).set_min_output_buffer(96000) self.ieee802_11_moving_average_xx_1 = ieee802_11.moving_average_ff( window_size + 16) (self.ieee802_11_moving_average_xx_1).set_processor_affinity([3]) (self.ieee802_11_moving_average_xx_1).set_min_output_buffer(96000) self.ieee802_11_moving_average_xx_0 = ieee802_11.moving_average_cc( window_size) (self.ieee802_11_moving_average_xx_0).set_processor_affinity([3]) (self.ieee802_11_moving_average_xx_0).set_min_output_buffer(96000) self.ieee802_11_chunks_to_symbols_xx_0 = ieee802_11.chunks_to_symbols() (self.ieee802_11_chunks_to_symbols_xx_0).set_min_output_buffer(96000) self._freq_sin_range = Range(-2.5e5, 2.5e5, 500, 1000, 200) self._freq_sin_win = RangeWidget(self._freq_sin_range, self.set_freq_sin, "freq_sin", "counter_slider", float) self.top_layout.addWidget(self._freq_sin_win) self.foo_packet_pad2_0_0 = foo.packet_pad2(False, False, 0.0001, 100000, 100000) (self.foo_packet_pad2_0_0).set_processor_affinity([3]) (self.foo_packet_pad2_0_0).set_min_output_buffer(262144) self.fft_vxx_0_0 = fft.fft_vcc(64, False, (tuple([1 / 52**.5] * 64)), True, 1) (self.fft_vxx_0_0).set_min_output_buffer(96000) self.fft_vxx_0 = fft.fft_vcc(64, True, (window.rectangular(64)), True, 1) (self.fft_vxx_0).set_processor_affinity([3]) (self.fft_vxx_0).set_min_output_buffer(96000) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb( header_formatter.formatter(), "packet_len") self.digital_ofdm_cyclic_prefixer_0_0 = digital.ofdm_cyclic_prefixer( 64, 64 + 16, 2, "packet_len") (self.digital_ofdm_cyclic_prefixer_0_0).set_min_output_buffer(96000) self.digital_ofdm_carrier_allocator_cvc_0_0_0 = digital.ofdm_carrier_allocator_cvc( 64, (range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27), ), ((-21, -7, 7, 21), ), ((1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1)), ((0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0), (0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746 - 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746 + 1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0), (0, 0j, 0, 0j, 0, 0j, -1, 1j, -1, 1j, -1, 1j, -1, -1j, 1, 1j, 1, -1j, -1, 1j, 1, 1j, 1, 1j, 1, 1j, -1, (-0 - 1j), 1, -1j, -1, 1j, 0, -1j, 1, (-0 - 1j), 1, -1j, 1, 1j, -1, -1j, 1, (-0 - 1j), -1, 1j, 1, 1j, 1, 1j, 1, 1j, -1, -1j, 1, 1j, 1, -1j, -1, 0j, 0, 0j, 0, 0j), (0, 0, 0, 0, 0, 0, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 0, 1, -1, -1, 1, 1, -1, 1, -1, 1, -1, -1, -1, -1, -1, 1, 1, -1, -1, 1, -1, 1, -1, 1, 1, 1, 1, 0, 0, 0, 0, 0)), "packet_len") (self.digital_ofdm_carrier_allocator_cvc_0_0_0 ).set_min_output_buffer(96000) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc( ([-1, 1]), 1) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, "packet_len", 1) (self.blocks_tagged_stream_mux_0).set_min_output_buffer(96000) self.blocks_stream_to_vector_0 = blocks.stream_to_vector( gr.sizeof_gr_complex * 1, 64) (self.blocks_stream_to_vector_0).set_processor_affinity([3]) (self.blocks_stream_to_vector_0).set_min_output_buffer(96000) self.blocks_pdu_to_tagged_stream_0 = blocks.pdu_to_tagged_stream( blocks.float_t, "packet_len") (self.blocks_pdu_to_tagged_stream_0).set_processor_affinity([3]) (self.blocks_pdu_to_tagged_stream_0).set_min_output_buffer(96000) self.blocks_null_sink_0_0_0 = blocks.null_sink(gr.sizeof_gr_complex * 1) self.blocks_null_sink_0_0 = blocks.null_sink(gr.sizeof_int * 1) self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float * 1) self.blocks_multiply_xx_0 = blocks.multiply_vcc(1) (self.blocks_multiply_xx_0).set_processor_affinity([3]) (self.blocks_multiply_xx_0).set_min_output_buffer(96000) self.blocks_message_strobe_0_0 = blocks.message_strobe( pmt.intern("".join("x" for i in range(pdu_length)) + "1234"), period) (self.blocks_message_strobe_0_0).set_processor_affinity([3]) (self.blocks_message_strobe_0_0).set_min_output_buffer(96000) self.blocks_interleave_0 = blocks.interleave(gr.sizeof_short * 1, 1) (self.blocks_interleave_0).set_processor_affinity([3]) self.blocks_float_to_short_0_0_0 = blocks.float_to_short(1, 2**11 - 1) (self.blocks_float_to_short_0_0_0).set_processor_affinity([3]) self.blocks_float_to_short_0_0 = blocks.float_to_short(1, 2**11 - 1) (self.blocks_float_to_short_0_0).set_processor_affinity([3]) self.blocks_float_to_complex_0 = blocks.float_to_complex(1) (self.blocks_float_to_complex_0).set_processor_affinity([2]) self.blocks_divide_xx_0 = blocks.divide_ff(1) (self.blocks_divide_xx_0).set_processor_affinity([3]) (self.blocks_divide_xx_0).set_min_output_buffer(96000) self.blocks_delay_0_0 = blocks.delay(gr.sizeof_gr_complex * 1, 16) (self.blocks_delay_0_0).set_processor_affinity([3]) (self.blocks_delay_0_0).set_min_output_buffer(96000) self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, sync_length) (self.blocks_delay_0).set_processor_affinity([3]) (self.blocks_delay_0).set_min_output_buffer(96000) self.blocks_deinterleave_0 = blocks.deinterleave(gr.sizeof_int * 1, 1) (self.blocks_deinterleave_0).set_processor_affinity([1]) (self.blocks_deinterleave_0).set_min_output_buffer(32768) self.blocks_conjugate_cc_0 = blocks.conjugate_cc() (self.blocks_conjugate_cc_0).set_processor_affinity([3]) (self.blocks_conjugate_cc_0).set_min_output_buffer(96000) self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(1) (self.blocks_complex_to_mag_squared_0).set_processor_affinity([3]) (self.blocks_complex_to_mag_squared_0).set_min_output_buffer(96000) self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1) (self.blocks_complex_to_mag_0).set_processor_affinity([3]) (self.blocks_complex_to_mag_0).set_min_output_buffer(96000) self.blocks_complex_to_float_0 = blocks.complex_to_float(1) (self.blocks_complex_to_float_0).set_processor_affinity([3]) (self.blocks_complex_to_float_0).set_min_output_buffer(16384) self.COWN_syncher2_0 = COWN.syncher2() (self.COWN_syncher2_0).set_processor_affinity([1]) self.COWN_resta_0 = COWN.resta() (self.COWN_resta_0).set_processor_affinity([1]) ################################################## # Connections ################################################## self.msg_connect((self.blocks_message_strobe_0_0, 'strobe'), (self.ieee802_11_ofdm_mac_0, 'app in')) self.msg_connect((self.ieee802_11_ofdm_decode_mac_0, 'out'), (self.ieee802_11_ofdm_parse_mac_0, 'in')) self.msg_connect((self.ieee802_11_ofdm_mac_0, 'phy out'), (self.ieee802_11_ofdm_mapper_0, 'in')) self.msg_connect((self.ieee802_11_ofdm_parse_mac_0, 'fer'), (self.blocks_pdu_to_tagged_stream_0, 'pdus')) self.connect((self.COWN_resta_0, 0), (self.blocks_null_sink_0_0, 0)) self.connect((self.COWN_syncher2_0, 0), (self.blocks_deinterleave_0, 0)) self.connect((self.blocks_complex_to_float_0, 0), (self.blocks_float_to_short_0_0, 0)) self.connect((self.blocks_complex_to_float_0, 1), (self.blocks_float_to_short_0_0_0, 0)) self.connect((self.blocks_complex_to_mag_0, 0), (self.blocks_divide_xx_0, 0)) self.connect((self.blocks_complex_to_mag_squared_0, 0), (self.ieee802_11_moving_average_xx_1, 0)) self.connect((self.blocks_conjugate_cc_0, 0), (self.blocks_multiply_xx_0, 1)) self.connect((self.blocks_deinterleave_0, 3), (self.COWN_resta_0, 0)) self.connect((self.blocks_deinterleave_0, 2), (self.blocks_float_to_complex_0, 1)) self.connect((self.blocks_deinterleave_0, 1), (self.blocks_float_to_complex_0, 0)) self.connect((self.blocks_deinterleave_0, 0), (self.blocks_null_sink_0, 0)) self.connect((self.blocks_delay_0, 0), (self.ieee802_11_ofdm_sync_long_0, 1)) self.connect((self.blocks_delay_0_0, 0), (self.blocks_conjugate_cc_0, 0)) self.connect((self.blocks_delay_0_0, 0), (self.ieee802_11_ofdm_sync_short_0, 0)) self.connect((self.blocks_divide_xx_0, 0), (self.ieee802_11_ofdm_sync_short_0, 2)) self.connect((self.blocks_float_to_complex_0, 0), (self.blocks_complex_to_mag_squared_0, 0)) self.connect((self.blocks_float_to_complex_0, 0), (self.blocks_delay_0_0, 0)) self.connect((self.blocks_float_to_complex_0, 0), (self.blocks_multiply_xx_0, 0)) self.connect((self.blocks_float_to_short_0_0, 0), (self.blocks_interleave_0, 0)) self.connect((self.blocks_float_to_short_0_0_0, 0), (self.blocks_interleave_0, 1)) self.connect((self.blocks_interleave_0, 0), (self.nutaq_rtdex_sink_0, 0)) self.connect((self.blocks_multiply_xx_0, 0), (self.ieee802_11_moving_average_xx_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_0, 0), (self.qtgui_number_sink_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_0, 0), (self.qtgui_time_sink_x_2, 0)) self.connect((self.blocks_stream_to_vector_0, 0), (self.fft_vxx_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0_0_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0_0_0, 0), (self.fft_vxx_0_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0_0, 0), (self.foo_packet_pad2_0_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0_0, 0), (self.qtgui_time_sink_x_0_0_0_1_0_1, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.fft_vxx_0, 0), (self.ieee802_11_ofdm_equalize_symbols_0, 0)) self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_cyclic_prefixer_0_0, 0)) self.connect((self.foo_packet_pad2_0_0, 0), (self.blocks_complex_to_float_0, 0)) self.connect((self.ieee802_11_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.ieee802_11_moving_average_xx_0, 0), (self.blocks_complex_to_mag_0, 0)) self.connect((self.ieee802_11_moving_average_xx_0, 0), (self.ieee802_11_ofdm_sync_short_0, 1)) self.connect((self.ieee802_11_moving_average_xx_1, 0), (self.blocks_divide_xx_0, 1)) self.connect((self.ieee802_11_ofdm_decode_signal_0, 0), (self.ieee802_11_ofdm_decode_mac_0, 0)) self.connect((self.ieee802_11_ofdm_equalize_symbols_0, 0), (self.ieee802_11_ofdm_decode_signal_0, 0)) self.connect((self.ieee802_11_ofdm_mapper_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.ieee802_11_ofdm_mapper_0, 0), (self.ieee802_11_chunks_to_symbols_xx_0, 0)) self.connect((self.ieee802_11_ofdm_sync_long_0, 0), (self.blocks_stream_to_vector_0, 0)) self.connect((self.ieee802_11_ofdm_sync_short_0, 0), (self.blocks_delay_0, 0)) self.connect((self.ieee802_11_ofdm_sync_short_0, 0), (self.blocks_null_sink_0_0_0, 0)) self.connect((self.ieee802_11_ofdm_sync_short_0, 0), (self.ieee802_11_ofdm_sync_long_0, 0)) self.connect((self.nutaq_rtdex_source_0, 0), (self.COWN_syncher2_0, 0))
def __init__(self, fD=10): gr.top_block.__init__(self, "Polar Coding with Coded Caching") ################################################## # Parameters ################################################## self.fD = fD ################################################## # Variables ################################################## self.snr_pld = snr_pld = 10 self.boost = boost = 15 self.snr = snr = 30 + 0 * (snr_pld + boost) self.pilot_symbols = pilot_symbols = (( 1, 1, 1, -1, ), ) self.pilot_carriers = pilot_carriers = (( -21, -7, 7, 21, ), ) self.payload_mod = payload_mod = digital.constellation_qpsk() self.packet_length_tag_key = packet_length_tag_key = "packet_len" self.occupied_carriers = occupied_carriers = ( range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27), ) self.length_tag_key = length_tag_key = "frame_len" self.header_mod = header_mod = digital.constellation_bpsk() self.fft_len = fft_len = 64 self.variance = variance = 1 / pow(10, snr / 10.0) self.sync_word2 = sync_word2 = [ 0, 0, 0, 0, 0, 0, -1, -1, -1, -1, 1, 1, -1, -1, -1, 1, -1, 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, -1, 0, 1, -1, 1, 1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, -1, -1, 0, 0, 0, 0, 0 ] self.sync_word1 = sync_word1 = [ 0., 0., 0., 0., 0., 0., 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 0., 0., 0., 0., 0. ] self.small_packet_len = small_packet_len = 52 self.samp_rate = samp_rate = int(1e6) self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe( fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 0, 1) self.id_user = id_user = 0 self.header_formatter = header_formatter = digital.packet_header_ofdm( occupied_carriers, n_syms=1, len_tag_key=packet_length_tag_key, frame_len_tag_key=length_tag_key, bits_per_header_sym=header_mod.bits_per_symbol(), bits_per_payload_sym=payload_mod.bits_per_symbol(), scramble_header=False) self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe( fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 0, 1) self.Users = Users = 4 self.Nbfiles = Nbfiles = 20 self.NbStrgUsers = NbStrgUsers = 1 self.NbChuncks = NbChuncks = 200 self.N = N = 2048 ################################################## # Blocks ################################################## self.zeromq_pub_sink_0 = zeromq.pub_sink(gr.sizeof_gr_complex, 1, 'tcp://*:5565', 100, False, -1) self.zeromq_pub_msg_sink_0_0_0 = zeromq.pub_msg_sink( 'tcp://*:5575', 10) self.zeromq_pub_msg_sink_0_0 = zeromq.pub_msg_sink('tcp://*:5555', 10) self.projectCACHE_polarEnc_b_0_0 = projectCACHE.polarEnc_b( N, Nbfiles, NbChuncks, NbStrgUsers, id_user, small_packet_len, packet_length_tag_key) self.projectCACHE_map_header_payload_bc_0 = projectCACHE.map_header_payload_bc( 4, 2, 'packet_len') self.fft_vxx_0_0 = fft.fft_vcc(fft_len, False, (()), True, 1) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb( header_formatter.formatter(), packet_length_tag_key) self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer( fft_len, fft_len + fft_len / 4, 0, packet_length_tag_key) self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc( fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), packet_length_tag_key) self.digital_chunks_to_symbols_xx_0_1 = digital.chunks_to_symbols_bc( (header_mod.points()), 1) self.blocks_tagged_stream_to_pdu_0 = blocks.tagged_stream_to_pdu( blocks.complex_t, 'packet_len') self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, packet_length_tag_key, 0) (self.blocks_tagged_stream_mux_0).set_max_output_buffer(8192) self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, False) self.blocks_tag_gate_0.set_single_key("") self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc((.05, )) ################################################## # Connections ################################################## self.msg_connect((self.blocks_tagged_stream_to_pdu_0, 'pdus'), (self.zeromq_pub_msg_sink_0_0_0, 'in')) self.msg_connect((self.projectCACHE_polarEnc_b_0_0, 'BER_INFO'), (self.zeromq_pub_msg_sink_0_0, 'in')) self.connect((self.blocks_multiply_const_vxx_1, 0), (self.zeromq_pub_sink_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.blocks_multiply_const_vxx_1, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0_1, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0), (self.fft_vxx_0_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_tag_gate_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_tagged_stream_to_pdu_0, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_1, 0)) self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0)) self.connect((self.projectCACHE_map_header_payload_bc_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.projectCACHE_polarEnc_b_0_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.projectCACHE_polarEnc_b_0_0, 0), (self.projectCACHE_map_header_payload_bc_0, 0))
def __init__(self): gr.top_block.__init__(self, "OFDM Tx") ################################################## # Variables ################################################## self.occupied_carriers = occupied_carriers = ( range(-61, -42) + range(-41, -14) + range(-13, -7) + range(-6, 0) + range(1, 7) + range(7, 14) + range(15, 42) + range(43, 62), ) self.length_tag_key = length_tag_key = "packet_len" self.sync_word1 = sync_word1 = [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, (-0.6456 - 0.7637j), 0, (0.8604 - 0.5096j), 0, (0.4806 - 0.8769j), 0, (-0.7417 + 0.6708j), 0, (-0.8925 - 0.4510j), 0, (-0.8244 + 0.5659j), 0, (0.6952 - 0.7188j), 0, (0.9911 - 0.1333j), 0, (-0.1663 - 0.9861j), 0, (0.7848 + 0.6197j), 0, (0.6952 + 0.7188j), 0, (0.2318 - 0.9728j), 0, (0.8604 + 0.5096j), 0, (0.9911 + 0.1333j), 0, (-0.8244 - 0.5659j), 0, (0.3594 - 0.9332j), 0, (-0.5381 - 0.8429j), 0, (0.5932 + 0.8051j), 0, (-0.1663 + 0.9861j), 0, (0.9645 + 0.2642j), 0, (-0.9447 + 0.3280j), 0, (-0.997 + 0.0668j), 0, (0.4806 + 0.8769j), 0, (-0.997 + 0.0668j), 0, (-0.9447 + 0.3280j), 0, (0.9645 + 0.2642j), 0, (-0.1663 + 0.9861j), 0, (0.5932 + 0.8051j), 0, (-0.5381 - 0.8429j), 0, (0.3594 - 0.9332j), 0, (-0.8244 - 0.5659j), 0, (0.9911 + 0.1333j), 0, (0.8604 + 0.5096j), 0, (0.2318 - 0.9728j), 0, (0.6952 + 0.7188j), 0, (0.7848 + 0.6197j), 0, (-0.1663 - 0.9861j), 0, (0.9911 - 0.1333j), 0, (0.6952 - 0.7188j), 0, (-0.8244 + 0.5659j), 0, (-0.8925 - 0.4510j), 0, (-0.7417 + 0.6708j), 0, (0.4806 - 0.8769j), 0, (0.8604 - 0.5096j), 0, (-0.6456 - 0.7637j), 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, ] self.samp_rate = samp_rate = 1.92e6 self.rolloff = rolloff = 0 self.pilot_symbols = pilot_symbols = (( (-1 + 1j), (1 - 1j), (-1 + 1j), (-1 - 1j), ), ) self.pilot_carriers = pilot_carriers = (( -42, -14, 14, 42, ), ) self.payload_mod = payload_mod = digital.constellation_qpsk() self.packet_len = packet_len = 144 self.header_mod = header_mod = digital.constellation_bpsk() self.header_formatter = header_formatter = digital.packet_header_ofdm( occupied_carriers, 1, length_tag_key) self.fft_len = fft_len = 128 ################################################## # Blocks ################################################## self.uhd_usrp_sink_0 = uhd.usrp_sink( ",".join(("", "")), uhd.stream_args( cpu_format="fc32", channels=range(1), ), ) self.uhd_usrp_sink_0.set_samp_rate(samp_rate) self.uhd_usrp_sink_0.set_center_freq(1.2e9, 0) self.uhd_usrp_sink_0.set_gain(50, 0) self.uhd_usrp_sink_0.set_antenna('TX/RX', 0) self.uhd_usrp_sink_0.set_bandwidth(samp_rate, 0) self.fft_vxx_0 = fft.fft_vcc(fft_len, False, (()), True, 1) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb( header_formatter.formatter(), "packet_len") self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer( fft_len, fft_len + fft_len / 4, rolloff, length_tag_key) self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc( fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, ), length_tag_key) self.digital_crc32_bb_0 = digital.crc32_bb(False, length_tag_key, True) self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc( (payload_mod.points()), 1) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc( (header_mod.points()), 1) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, length_tag_key, 0) self.blocks_tag_debug_0_0 = blocks.tag_debug(gr.sizeof_char * 1, 'SEND', "") self.blocks_tag_debug_0_0.set_display(True) self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream( gr.sizeof_char, 1, packet_len, length_tag_key) self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb( 8, payload_mod.bits_per_symbol(), length_tag_key, False, gr.GR_LSB_FIRST) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((0.05, )) self.analog_random_source_x_0 = blocks.vector_source_b( map(int, numpy.random.randint(0, 255, 1000)), True) ################################################## # Connections ################################################## self.connect((self.analog_random_source_x_0, 0), (self.blocks_stream_to_tagged_stream_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.uhd_usrp_sink_0, 0)) self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.blocks_tag_debug_0_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0), (self.fft_vxx_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0))
def __init__(self, len_tag_key, enable_crc): gr.hier_block2.__init__(self, "frame_encoder", gr.io_signature(1, 1, gr.sizeof_char), # Input signature gr.io_signature(1, 1, gr.sizeof_char)) # Output signature self.len_tag_key = len_tag_key # For header creation self.digital_packet_headergenerator_bb_default_0 \ = digital.packet_headergenerator_bb(32, self.len_tag_key) # Place CRC 32bit after payload if enable_crc: self.digital_crc32_bb_0 = digital.crc32_bb(False, self.len_tag_key, True) # Tagged stream blocks # Combine access code, header and payload self.blocks_tagged_stream_mux_0 \ = blocks.tagged_stream_mux(gr.sizeof_char*1, self.len_tag_key, 0) # Multiply Size in payload stream #self.blocks_tagged_stream_multiply_length_0 \ # = blocks.tagged_stream_multiply_length(gr.sizeof_char*1, # self.len_tag_key, 8) self.blocks_stream_to_tagged_stream_1 \ = blocks.stream_to_tagged_stream(gr.sizeof_char, 1, 64, self.len_tag_key) # Repacker self.blocks_repack_bits_bb_garbage \ = blocks.repack_bits_bb(8, 1, "", False, gr.GR_MSB_FIRST) self.blocks_repack_bits_bb_access \ = blocks.repack_bits_bb(8, 1, "", False, gr.GR_MSB_FIRST) self.blocks_repack_bits_bb_payload \ = blocks.repack_bits_bb(8, 1, len_tag_key, False, gr.GR_MSB_FIRST) self.blocks_repack_bits_bb_complete \ = blocks.repack_bits_bb(1, 8, "", False, gr.GR_MSB_FIRST) self.access_code_vector \ = blocks.vector_source_b((172, 221, 164, 226,242, 140, 32, 252), True, 1, []) # Debug # Print complete Payload with packet #self.blocks_message_debug_0 = blocks.message_debug() #self.blocks_tagged_stream_to_pdu_0 \ # = blocks.tagged_stream_to_pdu(blocks.byte_t, len_tag_key) # Garbage bytes self.garbage_vector \ = blocks.vector_source_b((159, 200), True, 1, []) self.stream_to_tagged_garbage \ = blocks.stream_to_tagged_stream(gr.sizeof_char, 1, 16, self.len_tag_key) ################################################## # Connections ################################################## # Garbage up front self.connect((self.garbage_vector, 0), (self.blocks_repack_bits_bb_garbage, 0)) self.connect((self.blocks_repack_bits_bb_garbage, 0), (self.stream_to_tagged_garbage, 0)) self.connect((self.stream_to_tagged_garbage, 0), (self.blocks_tagged_stream_mux_0, 0)) # And at the back self.connect((self.stream_to_tagged_garbage, 0), (self.blocks_tagged_stream_mux_0, 4)) # Access code path self.connect((self.access_code_vector, 0), (self.blocks_repack_bits_bb_access, 0)) self.connect((self.blocks_repack_bits_bb_access, 0), (self.blocks_stream_to_tagged_stream_1, 0)) self.connect((self.blocks_stream_to_tagged_stream_1, 0), (self.blocks_tagged_stream_mux_0, 1)) # Payload path if enable_crc: self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_payload, 0)) self.connect((self.blocks_repack_bits_bb_payload, 0), (self.blocks_tagged_stream_mux_0, 3)) if enable_crc: self.connect((self.digital_crc32_bb_0, 0), (self.digital_packet_headergenerator_bb_default_0, 0)) # Debug # Print complete packet with payload #if enable_crc: # self.connect((self.digital_crc32_bb_0, 0), (self.blocks_tagged_stream_to_pdu_0, 0)) #else: # self.connect((self, 0), (self.blocks_tagged_stream_to_pdu_0, 0)) #self.msg_connect((self.blocks_tagged_stream_to_pdu_0, 'pdus'), # (self.blocks_message_debug_0, 'print_pdu')) # Header path self.connect((self.digital_packet_headergenerator_bb_default_0, 0), (self.blocks_tagged_stream_mux_0, 2)) # Output self.connect((self.blocks_tagged_stream_mux_0, 0), (self.blocks_repack_bits_bb_complete, 0)) # Connect Input and out if enable_crc: self.connect((self,0), (self.digital_crc32_bb_0, 0)) else: self.connect((self,0), (self.digital_packet_headergenerator_bb_default_0, 0)) self.connect((self,0), (self.blocks_repack_bits_bb_payload, 0)) self.connect((self.blocks_repack_bits_bb_complete, 0), (self,0))