def test_preserve_tag_head_pos(self): """ Test the 'preserve head position' function. This will add a 'special' tag to item 0 on stream 1. It should be on item 0 of the output stream. """ packet_len_0 = 5 data0 = range(packet_len_0) packet_len_1 = 3 data1 = range(packet_len_1) mux = blocks.tagged_stream_mux( gr.sizeof_float, self.tsb_key, 1 # Mark port 1 as carrying special tags on the head position ) sink = blocks.tsb_vector_sink_f(tsb_key=self.tsb_key) self.tb.connect( blocks.vector_source_f(data0), blocks.stream_to_tagged_stream(gr.sizeof_float, 1, packet_len_0, self.tsb_key), (mux, 0) ) self.tb.connect( blocks.vector_source_f(range(packet_len_1), tags=(make_tag('spam', 'eggs', 0),)), blocks.stream_to_tagged_stream(gr.sizeof_float, 1, packet_len_1, self.tsb_key), (mux, 1) ) self.tb.connect(mux, sink) self.tb.run() self.assertEqual(len(sink.data()), 1) self.assertEqual(sink.data()[0], tuple(data0 + data1)) self.assertEqual(len(sink.tags()), 1) tag = gr.tag_to_python(sink.tags()[0]) tag = (tag.offset, tag.key, tag.value) tag_expected = (0, 'spam', 'eggs') self.assertEqual(tag, tag_expected)
def __init__(self, payload_packet_len=96, sync_packet_len=96): gr.hier_block2.__init__(self, "Generic transmission path", gr.io_signaturev(2, 2, [gr.sizeof_gr_complex*1, gr.sizeof_gr_complex*1]), gr.io_signature(1, 1, gr.sizeof_gr_complex*1), ) ################################################## # Parameters ################################################## self.payload_packet_len = payload_packet_len self.sync_packet_len = sync_packet_len ################################################## # Variables ################################################## self.length_tag_name = length_tag_name = "packet_len" ################################################## # Blocks ################################################## self.dctk_stream_to_tagged_stream_cc_1 = dctk.stream_to_tagged_stream_cc(payload_packet_len, tagged_streams.make_lengthtags((payload_packet_len,), (0,), length_tag_name)) self.dctk_stream_to_tagged_stream_cc_0 = dctk.stream_to_tagged_stream_cc(sync_packet_len, tagged_streams.make_lengthtags((sync_packet_len,), (0,), length_tag_name)) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, length_tag_name) ################################################## # Connections ################################################## self.connect((self.blocks_tagged_stream_mux_0, 0), (self, 0)) self.connect((self, 0), (self.dctk_stream_to_tagged_stream_cc_0, 0)) self.connect((self.dctk_stream_to_tagged_stream_cc_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self, 1), (self.dctk_stream_to_tagged_stream_cc_1, 0)) self.connect((self.dctk_stream_to_tagged_stream_cc_1, 0), (self.blocks_tagged_stream_mux_0, 1))
def setUp(self): self.tb = gr.top_block() ################################################## # Variables ################################################## self.samp_rate = samp_rate = 32e3 self.preamble = preamble = get_random_bits(64 * 3) self.npreamble = len(self.preamble) # self.modulation = modulation = "QPSK" self.nbits = 16 * 3 self.bits = get_random_bits(self.nbits) self.tag_preamble = gr.tag_t() self.tag_preamble.key = pmt.intern("pkt") self.tag_preamble.value = pmt.from_long(self.npreamble) self.tag_preamble.offset = 0 self.tag_body = gr.tag_t() self.tag_body.key = pmt.intern("pkt") self.tag_body.value = pmt.from_long(self.nbits) ################################################## # Blocks ################################################## # self.modulator = modulator_classic(modulation) # self.demodulator = demodulator_neural(seed=0, hidden_layers=(64, ), bits_per_symbol=2, preamble=preamble) self.vector_source_preamble = blocks.vector_source_b( preamble, True, 1, [self.tag_preamble]) self.vector_source_body = blocks.vector_source_b( self.bits, True, 1, [self.tag_body]) self.tags_mux = blocks.tagged_stream_mux(gr.sizeof_char * 1, "pkt") self.strm_to_pdu = blocks.tagged_stream_to_pdu(blocks.byte_t, "pkt") self.pdu_to_strm = blocks.pdu_to_tagged_stream(blocks.byte_t, "pkt") self.vector_sink = blocks.vector_sink_b()
def test_preserve_tag_head_pos(self): """ Test the 'preserve head position' function. This will add a 'special' tag to item 0 on stream 1. It should be on item 0 of the output stream. """ packet_len_0 = 5 data0 = list(range(packet_len_0)) packet_len_1 = 3 data1 = list(range(packet_len_1)) mux = blocks.tagged_stream_mux( gr.sizeof_float, self.tsb_key, 1 # Mark port 1 as carrying special tags on the head position ) sink = blocks.tsb_vector_sink_f(tsb_key=self.tsb_key) self.tb.connect( blocks.vector_source_f(data0), blocks.stream_to_tagged_stream(gr.sizeof_float, 1, packet_len_0, self.tsb_key), (mux, 0)) self.tb.connect( blocks.vector_source_f(list(range(packet_len_1)), tags=(make_tag('spam', 'eggs', 0), )), blocks.stream_to_tagged_stream(gr.sizeof_float, 1, packet_len_1, self.tsb_key), (mux, 1)) self.tb.connect(mux, sink) self.tb.run() self.assertEqual(len(sink.data()), 1) self.assertEqual(sink.data()[0], tuple(data0 + data1)) self.assertEqual(len(sink.tags()), 1) tag = gr.tag_to_python(sink.tags()[0]) tag = (tag.offset, tag.key, tag.value) tag_expected = (0, 'spam', 'eggs') self.assertEqual(tag, tag_expected)
def test_preserve_tag_head_pos(self): """ Test the 'preserve head position' function. This will add a 'special' tag to item 0 on stream 1. It should be on item 0 of the output stream. """ special_tag = gr.tag_t() special_tag.key = pmt.string_to_symbol('spam') special_tag.offset = 0 special_tag.value = pmt.to_pmt('eggs') len_tag_key = "length" packet_len_1 = 5 packet_len_2 = 3 mux = blocks.tagged_stream_mux(gr.sizeof_float, len_tag_key, 1) sink = blocks.vector_sink_f() self.tb.connect( blocks.vector_source_f(range(packet_len_1)), blocks.stream_to_tagged_stream(gr.sizeof_float, 1, packet_len_1, len_tag_key), (mux, 0) ) self.tb.connect( blocks.vector_source_f(range(packet_len_2), False, 1, (special_tag,)), blocks.stream_to_tagged_stream(gr.sizeof_float, 1, packet_len_2, len_tag_key), (mux, 1) ) self.tb.connect(mux, sink) self.tb.run() self.assertEqual(sink.data(), tuple(range(packet_len_1) + range(packet_len_2))) tags = [gr.tag_to_python(x) for x in sink.tags()] tags = sorted([(x.offset, x.key, x.value) for x in tags]) tags_expected = [ (0, 'length', packet_len_1 + packet_len_2), (0, 'spam', 'eggs'), ] self.assertEqual(tags, tags_expected)
def test_1(self): packets0 = ((0, 1, 2), (5, 6), (10, ), ( 14, 15, 16, )) packets1 = ((3, 4), (7, 8, 9), (11, 12, 13), (17, )) expected = ((0, 1, 2, 3, 4), (5, 6, 7, 8, 9), (10, 11, 12, 13), (14, 15, 16, 17)) data0, tags0 = self.setup_data_tags(packets0) data1, tags1 = self.setup_data_tags(packets1) tags0.append(make_tag('spam', 42, 4)) tags1.append(make_tag('eggs', 23, 3)) src0 = blocks.vector_source_b(data0, tags=tags0) src1 = blocks.vector_source_b(data1, tags=tags1) tagged_stream_mux = blocks.tagged_stream_mux(gr.sizeof_char, self.tsb_key) snk = blocks.tsb_vector_sink_b(tsb_key=self.tsb_key) self.tb.connect(src0, (tagged_stream_mux, 0)) self.tb.connect(src1, (tagged_stream_mux, 1)) self.tb.connect(tagged_stream_mux, snk) self.tb.run() # Check self.assertEqual(expected, snk.data()) tags = [gr.tag_to_python(x) for x in snk.tags()] tags = sorted([(x.offset, x.key, x.value) for x in tags]) tags_expected = [ (6, 'spam', 42), (8, 'eggs', 23), ] self.assertEqual(tags, tags_expected)
def test_1(self): packets0 = ( (0, 1, 2), (5, 6), (10,), (14, 15, 16,) ) packets1 = ( (3, 4), (7, 8, 9), (11, 12, 13), (17,) ) expected = ((0, 1, 2, 3, 4), (5, 6, 7, 8, 9), (10, 11, 12, 13), (14, 15, 16, 17)) data0, tags0 = self.setup_data_tags(packets0) data1, tags1 = self.setup_data_tags(packets1) tags0.append(make_tag('spam', 42, 4)) tags1.append(make_tag('eggs', 23, 3)) src0 = blocks.vector_source_b(data0, tags=tags0) src1 = blocks.vector_source_b(data1, tags=tags1) tagged_stream_mux = blocks.tagged_stream_mux(gr.sizeof_char, self.tsb_key) snk = blocks.tsb_vector_sink_b(tsb_key=self.tsb_key) self.tb.connect(src0, (tagged_stream_mux, 0)) self.tb.connect(src1, (tagged_stream_mux, 1)) self.tb.connect(tagged_stream_mux, snk) self.tb.run() # Check self.assertEqual(expected, snk.data()) tags = [gr.tag_to_python(x) for x in snk.tags()] tags = sorted([(x.offset, x.key, x.value) for x in tags]) tags_expected = [ (6, 'spam', 42), (8, 'eggs', 23), ] self.assertEqual(tags, tags_expected)
def test_1(self): datas = ( 0, 1, 2, 5, 6, 10, 14, 15, 16, 3, 4, 7, 8, 9, 11, 12, 13, 17 ) expected = tuple(range(18)) tagname = "packet_length" len_tags_0 = ( make_len_tag(0, tagname, 3), make_len_tag(3, tagname, 2), make_len_tag(5, tagname, 1), make_len_tag(6, tagname, 3) ) len_tags_1 = ( make_len_tag(0, tagname, 2), make_len_tag(2, tagname, 3), make_len_tag(5, tagname, 3), make_len_tag(8, tagname, 1) ) test_tag_0 = gr.tag_t() test_tag_0.key = pmt.string_to_symbol('spam') test_tag_0.offset = 4 # On the second '1' test_tag_0.value = pmt.to_pmt(42) test_tag_1 = gr.tag_t() test_tag_1.key = pmt.string_to_symbol('eggs') test_tag_1.offset = 3 # On the first '3' of the 2nd stream test_tag_1.value = pmt.to_pmt(23) src0 = blocks.vector_source_b(datas[0:9], False, 1, len_tags_0 + (test_tag_0,)) src1 = blocks.vector_source_b(datas[9:], False, 1, len_tags_1 + (test_tag_1,)) tagged_stream_mux = blocks.tagged_stream_mux(gr.sizeof_char, tagname) snk = blocks.vector_sink_b() self.tb.connect(src0, (tagged_stream_mux, 0)) self.tb.connect(src1, (tagged_stream_mux, 1)) self.tb.connect(tagged_stream_mux, snk) self.tb.run() self.assertEqual(expected, snk.data()) tags = [gr.tag_to_python(x) for x in snk.tags()] tags = sorted([(x.offset, x.key, x.value) for x in tags]) tags_expected = [ (0, 'packet_length', 5), (5, 'packet_length', 5), (6, 'spam', 42), (8, 'eggs', 23), (10, 'packet_length', 4), (14, 'packet_length', 4) ] self.assertEqual(tags, tags_expected)
def __init__(self, frameTag="packet_len", numRevs=20): gr.hier_block2.__init__( self, "AX.25 Packet Formatter", gr.io_signature(0, 0, 0), gr.io_signature(0, 0, 0), ) self.message_port_register_hier_in("in") self.message_port_register_hier_out("out") ################################################## # Parameters ################################################## self.frameTag = frameTag self.numRevs = numRevs ################################################## # Blocks ################################################## self.digital_hdlc_framer_pb_0 = digital.hdlc_framer_pb(frameTag) self.blocks_vector_source_x_0 = blocks.vector_source_b( tuple([0, 1, 1, 1, 1, 1, 1, 0] * numRevs), True, 1, []) self.blocks_tagged_stream_to_pdu_0 = blocks.tagged_stream_to_pdu( blocks.byte_t, frameTag) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_char * 1, frameTag, 0) self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream( gr.sizeof_char, 1, numRevs * 8, frameTag) self.amateur_Tagged_Nrzi_Encoder_0 = amateur.Tagged_Nrzi_Encoder( frameTag, 1) self.amateur_AX25_Packet_Encoder_0 = amateur.AX25_Packet_Encoder() ################################################## # Connections ################################################## self.msg_connect((self.amateur_AX25_Packet_Encoder_0, 'pkt'), (self.digital_hdlc_framer_pb_0, 'in')) self.msg_connect((self.blocks_tagged_stream_to_pdu_0, 'pdus'), (self, 'out')) self.msg_connect((self, 'in'), (self.amateur_AX25_Packet_Encoder_0, 'data')) self.connect((self.amateur_Tagged_Nrzi_Encoder_0, 0), (self.blocks_tagged_stream_to_pdu_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.amateur_Tagged_Nrzi_Encoder_0, 0)) self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_stream_to_tagged_stream_0, 0)) self.connect((self.digital_hdlc_framer_pb_0, 0), (self.blocks_tagged_stream_mux_0, 1))
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 __init__(self, len_tag_key, fft_len, cp_len, occupied_carriers, pilot_symbols, pilot_carriers, sync_words): gr.hier_block2.__init__(self, "adaptive_ofdm_tx_bc", gr.io_signature(1, 1, gr.sizeof_char), gr.io_signature(1, 1, gr.sizeof_gr_complex)) self.len_tag_key = len_tag_key self.fft_len = fft_len self.cp_len = cp_len self.occupied_carriers = occupied_carriers self.pilot_carriers = pilot_carriers self.pilot_symbols = pilot_symbols self.sync_words = sync_words self.select_adaptive_mod() self.create_header_blocks() self.create_payload_blocks() self.tagged_stream_mux = blocks.tagged_stream_mux(gr.sizeof_gr_complex, self.len_tag_key, 0) self.create_ofdm_blocks() self.multiply = blocks.multiply_const_vcc((1/math.sqrt(self.fft_len), )) self.connect_blocks()
def __init__(self, len_tag_key, fft_len, cp_len, occupied_carriers, pilot_symbols, pilot_carriers, sync_words): gr.hier_block2.__init__(self, "adaptive_ofdm_tx_bc", gr.io_signature(1, 1, gr.sizeof_char), gr.io_signature(1, 1, gr.sizeof_gr_complex)) self.len_tag_key = len_tag_key self.fft_len = fft_len self.cp_len = cp_len self.occupied_carriers = occupied_carriers self.pilot_carriers = pilot_carriers self.pilot_symbols = pilot_symbols self.sync_words = sync_words self.select_adaptive_mod() self.create_header_blocks() self.create_payload_blocks() self.tagged_stream_mux = blocks.tagged_stream_mux( gr.sizeof_gr_complex, self.len_tag_key, 0) self.create_ofdm_blocks() self.multiply = blocks.multiply_const_vcc( (1 / math.sqrt(self.fft_len), )) self.connect_blocks()
def __init__(self, fft_size=64, occupied_carriers=(range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27),), pilot_carriers=((-21, -7, 7, 21,),), pilot_symbols=((1, 1, 1, -1,),)): gr.hier_block2.__init__( self, "PilotSymbols", gr.io_signaturev(2, 2, [gr.sizeof_gr_complex*1, gr.sizeof_gr_complex*1]), gr.io_signature(1, 1, gr.sizeof_gr_complex*64), ) ################################################## # Parameters ################################################## self.fft_size = fft_size self.occupied_carriers = occupied_carriers self.pilot_carriers = pilot_carriers self.pilot_symbols = pilot_symbols ################################################## # Variables ################################################## self.word_sync2 = word_sync2 = [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.word_sync1 = word_sync1 = [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.paquete_tam = paquete_tam = 96 self.length_tag_key = length_tag_key = "paquete_tam" ################################################## # Blocks ################################################## self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc(fft_size, occupied_carriers, pilot_carriers, pilot_symbols, (word_sync1,word_sync2), length_tag_key) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, length_tag_key, 0) ################################################## # Connections ################################################## self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0), (self, 0)) self.connect((self, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self, 1), (self.blocks_tagged_stream_mux_0, 1))
def __init__(self): gr.top_block.__init__(self, "Full Ofdm") Qt.QWidget.__init__(self) self.setWindowTitle("Full Ofdm") 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", "full_ofdm") 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_word3 = sync_word3 = [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_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.request_seq = request_seq = (1,2,3,4,5,6,7,8,9,10,1,2,3,4,5,6,7,8,9,10,1,2,3,4,5,6,7,8,9,10,1,2,3,4,5,6,7,8,9,10,1,2,3,4,5,6,7,8,9,10,1,2,3,4,5,6,7,8,9,10,1,2,3,4,5,6,7,8,9,10,1,2,3,4,5,6,7,8,9,10,1,2,3,4,5,6,7,8,9,10,1,2,3,4,5,6,7,8,9,10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0) self.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_0 = header_formatter_0 = howto.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(), header_split=False, scramble_header=False) self.header_formatter = header_formatter = howto.packet_header_ofdm(occupied_carriers, 1,packet_length_tag_key) self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe(fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols) self.data = data = (16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20) self.acknowledgement_utb_seq = acknowledgement_utb_seq = (6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,6,7,8,9,10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0) self.acknowledgement_end_utb_seq = acknowledgement_end_utb_seq = (16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16 ,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17 ,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18,19,20,16,17,18 ,19,20,16,17,18,19,20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0) self.acknowledgement_end_btu_seq = acknowledgement_end_btu_seq = (11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,11,12,13,14,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0) self.acknowledgement_btu_seq = acknowledgement_btu_seq = (1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0) ################################################## # 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) 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.enable_autoscale(True) self.qtgui_freq_sink_x_0.enable_grid(False) self.qtgui_freq_sink_x_0.set_fft_average(1.0) labels = ["", "", "", "", "", "", "", "", "", ""] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = ["blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "dark blue"] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(1): if len(labels[i]) == 0: self.qtgui_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.howto_user_device_debug_0 = howto.user_device_debug(data, 12345, packet_len, request_seq, acknowledgement_btu_seq, acknowledgement_utb_seq, acknowledgement_end_btu_seq, acknowledgement_end_utb_seq) self.howto_sc_fdma_packet_headergenerator_bb_0 = howto.sc_fdma_packet_headergenerator_bb(header_formatter.formatter(), "packet_len") self.howto_ofdm_serializer_vcc_0 = howto.ofdm_serializer_vcc(fft_len, length_tag_key, packet_length_tag_key, 0, "", True) self.howto_ofdm_outer_headerparser_bb_0 = howto.ofdm_outer_headerparser_bb(fft_len, occupied_carriers) self.howto_ofdm_frame_equalizer_vcvc_1 = howto.ofdm_frame_equalizer_vcvc(fft_len, 12345, pilot_carriers, pilot_symbols, fft_len/4, length_tag_key, True, 0) self.howto_ofdm_chanest_vcvc_0 = howto.ofdm_chanest_vcvc((sync_word1), (sync_word2), 6, 0, 3, False) self.howto_ofdm_carrier_allocator_cvc_0 = howto.ofdm_carrier_allocator_cvc(12, 1e-4, 1000000, 1e-11, fft_len, occupied_carriers, ((-21,-7,7,21),), ((1,1,1,-1),), (sync_word1,sync_word2), "packet_len") self.howto_header_payload_demux_0 = howto.header_payload_demux( 8, fft_len, fft_len/4, "frame_len", "", True, gr.sizeof_gr_complex, "rx_time", samp_rate, (), ) self.howto_base_station_core_0 = howto.base_station_core(data, packet_len, request_seq, acknowledgement_btu_seq, acknowledgement_utb_seq, acknowledgement_end_btu_seq, acknowledgement_end_utb_seq) self.fft_vxx_1 = fft.fft_vcc(fft_len, True, (), True, 1) self.fft_vxx_0_0 = fft.fft_vcc(fft_len, True, (()), True, 1) self.fft_vxx_0 = fft.fft_vcc(fft_len, False, (()), True, 1) self.digital_ofdm_sync_sc_cfb_0 = digital.ofdm_sync_sc_cfb(fft_len, fft_len/4, False) 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, 6) self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer(fft_len, fft_len+fft_len/4, rolloff, packet_length_tag_key) self.digital_crc32_bb_0_0 = digital.crc32_bb(True, packet_length_tag_key) self.digital_crc32_bb_0 = digital.crc32_bb(False, packet_length_tag_key) self.digital_constellation_decoder_cb_1 = digital.constellation_decoder_cb(payload_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.channels_selective_fading_model_0 = channels.selective_fading_model( 8, 10.0/samp_rate, False, 4.0, 0, (0.0,0.1,1.3), (1,0.99,0.97), 64 ) self.channels_channel_model_0 = channels.channel_model( noise_voltage=0.01, frequency_offset=0, epsilon=1.0, taps=(1.0, ), noise_seed=0, block_tags=True ) 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, packet_length_tag_key, 0) 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(True) self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(payload_mod.bits_per_symbol(), 8, packet_length_tag_key, True) self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(8, payload_mod.bits_per_symbol(), packet_length_tag_key, False) self.blocks_multiply_xx_0 = blocks.multiply_vcc(1) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((0.015625, )) 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.connect((self.channels_channel_model_0, 0), (self.channels_selective_fading_model_0, 0)) self.connect((self.howto_sc_fdma_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.howto_base_station_core_0, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.blocks_throttle_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_tag_gate_0, 0)) self.connect((self.howto_ofdm_carrier_allocator_cvc_0, 0), (self.fft_vxx_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.howto_ofdm_carrier_allocator_cvc_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.channels_channel_model_0, 0)) self.connect((self.howto_header_payload_demux_0, 1), (self.fft_vxx_1, 0)) self.connect((self.fft_vxx_0_0, 0), (self.howto_ofdm_chanest_vcvc_0, 0)) self.connect((self.howto_header_payload_demux_0, 0), (self.fft_vxx_0_0, 0)) self.connect((self.channels_selective_fading_model_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_delay_0, 0)) self.connect((self.blocks_multiply_xx_0, 0), (self.howto_header_payload_demux_0, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_0, 0), (self.analog_frequency_modulator_fc_0, 0)) self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_xx_0, 1)) self.connect((self.analog_frequency_modulator_fc_0, 0), (self.blocks_multiply_xx_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.digital_ofdm_sync_sc_cfb_0, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_0, 1), (self.howto_header_payload_demux_0, 1)) self.connect((self.fft_vxx_1, 0), (self.howto_ofdm_frame_equalizer_vcvc_1, 0)) self.connect((self.howto_ofdm_frame_equalizer_vcvc_1, 0), (self.howto_ofdm_serializer_vcc_0, 0)) self.connect((self.digital_ofdm_serializer_vcc_header, 0), (self.howto_ofdm_outer_headerparser_bb_0, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_0, 0), (self.digital_ofdm_serializer_vcc_header, 0)) self.connect((self.howto_ofdm_chanest_vcvc_0, 0), (self.digital_ofdm_frame_equalizer_vcvc_0, 0)) self.connect((self.digital_constellation_decoder_cb_1, 0), (self.blocks_repack_bits_bb_0_0, 0)) self.connect((self.howto_ofdm_serializer_vcc_0, 0), (self.digital_constellation_decoder_cb_1, 0)) self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.digital_crc32_bb_0_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.howto_sc_fdma_packet_headergenerator_bb_0, 0)) self.connect((self.howto_user_device_debug_0, 0), (self.howto_base_station_core_0, 0)) self.connect((self.digital_crc32_bb_0_0, 0), (self.blocks_tag_debug_1, 0)) self.connect((self.channels_selective_fading_model_0, 0), (self.qtgui_time_sink_x_0, 0)) self.connect((self.channels_selective_fading_model_0, 0), (self.qtgui_freq_sink_x_0, 0)) ################################################## # Asynch Message Connections ################################################## self.msg_connect(self.howto_ofdm_outer_headerparser_bb_0, "header_data", self.howto_header_payload_demux_0, "header_data")
def __init__(self): gr.top_block.__init__(self, "Tx Stage6") Qt.QWidget.__init__(self) self.setWindowTitle("Tx Stage6") 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", "tx_stage6") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.sps = sps = 4 self.nfilts = nfilts = 32 self.eb = eb = 0.22 self.psf_taps = psf_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0, eb, 15*sps*nfilts) self.thresh = thresh = 3 self.taps_per_filt = taps_per_filt = len(psf_taps)/nfilts self.pld_const = pld_const = digital.constellation_calcdist((digital.psk_2()[0]), (digital.psk_2()[1]), 2, 1).base() self.pld_const.gen_soft_dec_lut(8) self.hdr_format = hdr_format = digital.header_format_default(digital.packet_utils.default_access_code, thresh) self.hdr_const = hdr_const = digital.constellation_calcdist((digital.psk_2()[0]), (digital.psk_2()[1]), 2, 1).base() self.hdr_const.gen_soft_dec_lut(8) self.filt_delay = filt_delay = 1+(taps_per_filt-1)/2 self.bps = bps = pld_const.bits_per_symbol() ################################################## # Blocks ################################################## self.tab = Qt.QTabWidget() self.tab_widget_0 = Qt.QWidget() self.tab_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tab_widget_0) self.tab_grid_layout_0 = Qt.QGridLayout() self.tab_layout_0.addLayout(self.tab_grid_layout_0) self.tab.addTab(self.tab_widget_0, 'Time') self.tab_widget_1 = Qt.QWidget() self.tab_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tab_widget_1) self.tab_grid_layout_1 = Qt.QGridLayout() self.tab_layout_1.addLayout(self.tab_grid_layout_1) self.tab.addTab(self.tab_widget_1, 'Freq') self.top_layout.addWidget(self.tab) self.qtgui_time_sink_x_0 = qtgui.time_sink_c( 400*sps, #size sps, #samp_rate "", #name 1 #number of inputs ) self.qtgui_time_sink_x_0.set_update_time(0.01) self.qtgui_time_sink_x_0.set_y_axis(-2, 2) self.qtgui_time_sink_x_0.set_y_label('Amplitude', "") self.qtgui_time_sink_x_0.enable_tags(-1, True) self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_TAG, qtgui.TRIG_SLOPE_POS, 0.0, 15, 0, 'packet_len') self.qtgui_time_sink_x_0.enable_autoscale(False) self.qtgui_time_sink_x_0.enable_grid(False) self.qtgui_time_sink_x_0.enable_axis_labels(True) self.qtgui_time_sink_x_0.enable_control_panel(False) if not False: self.qtgui_time_sink_x_0.disable_legend() labels = ['', '', '', '', '', '', '', '', '', ''] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = ["blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "blue"] styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(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.tab_layout_0.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 sps, #bw "", #name 1 #number of inputs ) self.qtgui_freq_sink_x_0.set_update_time(0.10) self.qtgui_freq_sink_x_0.set_y_axis(-140, 10) self.qtgui_freq_sink_x_0.set_y_label('Relative Gain', 'dB') self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") self.qtgui_freq_sink_x_0.enable_autoscale(False) self.qtgui_freq_sink_x_0.enable_grid(False) self.qtgui_freq_sink_x_0.set_fft_average(1.0) self.qtgui_freq_sink_x_0.enable_axis_labels(True) self.qtgui_freq_sink_x_0.enable_control_panel(False) if not False: self.qtgui_freq_sink_x_0.disable_legend() if "complex" == "float" or "complex" == "msg_float": self.qtgui_freq_sink_x_0.set_plot_pos_half(not True) labels = ['', '', '', '', '', '', '', '', '', ''] widths = [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.tab_layout_1.addWidget(self._qtgui_freq_sink_x_0_win) self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf( sps, taps=(psf_taps), flt_size=nfilts) self.pfb_arb_resampler_xxx_0.declare_sample_delay(filt_delay) self.osmosdr_sink_0 = osmosdr.sink( args="numchan=" + str(1) + " " + 'hackrf=0' ) self.osmosdr_sink_0.set_sample_rate(32) self.osmosdr_sink_0.set_center_freq(144e6, 0) self.osmosdr_sink_0.set_freq_corr(0, 0) self.osmosdr_sink_0.set_gain(10, 0) self.osmosdr_sink_0.set_if_gain(20, 0) self.osmosdr_sink_0.set_bb_gain(20, 0) self.osmosdr_sink_0.set_antenna('ant0', 0) self.osmosdr_sink_0.set_bandwidth(0, 0) self.digital_protocol_formatter_async_0 = digital.protocol_formatter_async(hdr_format) self.digital_map_bb_1_0 = digital.map_bb((pld_const.pre_diff_code())) self.digital_map_bb_1 = digital.map_bb((hdr_const.pre_diff_code())) self.digital_crc32_async_bb_1 = digital.crc32_async_bb(False) self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc((pld_const.points()), 1) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc((hdr_const.points()), 1) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, 'packet_len', 0) self.blocks_socket_pdu_0 = blocks.socket_pdu("UDP_SERVER", '127.0.0.1', '52001', 10, False) self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(8, pld_const.bits_per_symbol(), 'packet_len', False, gr.GR_MSB_FIRST) self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(8, hdr_const.bits_per_symbol(), 'packet_len', False, gr.GR_MSB_FIRST) self.blocks_pdu_to_tagged_stream_0_0 = blocks.pdu_to_tagged_stream(blocks.byte_t, 'packet_len') self.blocks_pdu_to_tagged_stream_0 = blocks.pdu_to_tagged_stream(blocks.byte_t, 'packet_len') self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((.5, )) ################################################## # Connections ################################################## self.msg_connect((self.blocks_socket_pdu_0, 'pdus'), (self.digital_crc32_async_bb_1, 'in')) self.msg_connect((self.digital_crc32_async_bb_1, 'out'), (self.digital_protocol_formatter_async_0, 'in')) self.msg_connect((self.digital_protocol_formatter_async_0, 'payload'), (self.blocks_pdu_to_tagged_stream_0, 'pdus')) self.msg_connect((self.digital_protocol_formatter_async_0, 'header'), (self.blocks_pdu_to_tagged_stream_0_0, 'pdus')) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.osmosdr_sink_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_0, 0), (self.blocks_repack_bits_bb_0_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_0_0, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_map_bb_1, 0)) self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.digital_map_bb_1_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.pfb_arb_resampler_xxx_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_map_bb_1, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.digital_map_bb_1_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.qtgui_freq_sink_x_0, 0)) self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.qtgui_time_sink_x_0, 0))
def __init__(self, freq=5000, hdr_format=digital.header_format_default( digital.packet_utils.default_access_code, 0), input_file="test_input.txt"): gr.top_block.__init__(self, "Qpsk Tx 0217") Qt.QWidget.__init__(self) self.setWindowTitle("Qpsk Tx 0217") 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", "qpsk_tx_0217") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Parameters ################################################## self.freq = freq self.hdr_format = hdr_format self.input_file = input_file ################################################## # Variables ################################################## self.sps = sps = 50 self.nfilts = nfilts = 32 self.excess_bw = excess_bw = 1 self.vec = vec = [ 0x96, 0x85, 0x81, 0x4a, 0xd7, 0x2e, 0x73, 0xe4, 0x33, 0x33, 0x47, 0xfc, 0x67, 0x3f, 0x72, 0x23, 0x44, 0x15, 0xc0, 0x04, 0x09, 0x13, 0x59, 0x77 ] self.samp_rate = samp_rate = 44100 self.rrc_taps = rrc_taps = firdes.root_raised_cosine( nfilts, nfilts, 1.0 / float(sps), excess_bw, 11 * sps * nfilts) self.qpsk = qpsk = digital.constellation_qpsk().base() self.excess_bw_0 = excess_bw_0 = 1 self.carrier_freq = carrier_freq = freq ################################################## # Blocks ################################################## self.qtgui_waterfall_sink_x_0 = qtgui.waterfall_sink_f( 1024, #size firdes.WIN_BLACKMAN_hARRIS, #wintype 0, #fc samp_rate, #bw "", #name 1 #number of inputs ) self.qtgui_waterfall_sink_x_0.set_update_time(0.10) self.qtgui_waterfall_sink_x_0.enable_grid(False) self.qtgui_waterfall_sink_x_0.enable_axis_labels(True) if not True: self.qtgui_waterfall_sink_x_0.disable_legend() if "float" == "float" or "float" == "msg_float": self.qtgui_waterfall_sink_x_0.set_plot_pos_half(not True) labels = ['', '', '', '', '', '', '', '', '', ''] colors = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(1): if len(labels[i]) == 0: self.qtgui_waterfall_sink_x_0.set_line_label( i, "Data {0}".format(i)) else: self.qtgui_waterfall_sink_x_0.set_line_label(i, labels[i]) self.qtgui_waterfall_sink_x_0.set_color_map(i, colors[i]) self.qtgui_waterfall_sink_x_0.set_line_alpha(i, alphas[i]) self.qtgui_waterfall_sink_x_0.set_intensity_range(-140, 10) self._qtgui_waterfall_sink_x_0_win = sip.wrapinstance( self.qtgui_waterfall_sink_x_0.pyqwidget(), Qt.QWidget) self.top_grid_layout.addWidget(self._qtgui_waterfall_sink_x_0_win) self.qtgui_freq_sink_x_0 = qtgui.freq_sink_f( 1024, #size firdes.WIN_BLACKMAN_hARRIS, #wintype 0, #fc samp_rate, #bw "", #name 1 #number of inputs ) self.qtgui_freq_sink_x_0.set_update_time(0.10) self.qtgui_freq_sink_x_0.set_y_axis(-140, 10) self.qtgui_freq_sink_x_0.set_y_label('Relative Gain', 'dB') self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") self.qtgui_freq_sink_x_0.enable_autoscale(False) self.qtgui_freq_sink_x_0.enable_grid(False) self.qtgui_freq_sink_x_0.set_fft_average(1.0) self.qtgui_freq_sink_x_0.enable_axis_labels(True) self.qtgui_freq_sink_x_0.enable_control_panel(False) if not True: self.qtgui_freq_sink_x_0.disable_legend() if "float" == "float" or "float" == "msg_float": self.qtgui_freq_sink_x_0.set_plot_pos_half(not True) labels = ['', '', '', '', '', '', '', '', '', ''] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = [ "blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "dark blue" ] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(1): if len(labels[i]) == 0: self.qtgui_freq_sink_x_0.set_line_label( i, "Data {0}".format(i)) else: self.qtgui_freq_sink_x_0.set_line_label(i, labels[i]) self.qtgui_freq_sink_x_0.set_line_width(i, widths[i]) self.qtgui_freq_sink_x_0.set_line_color(i, colors[i]) self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i]) self._qtgui_freq_sink_x_0_win = sip.wrapinstance( self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget) self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_win) self.digital_protocol_formatter_bb_0 = digital.protocol_formatter_bb( hdr_format, 'len_key') self.digital_constellation_modulator_0 = digital.generic_mod( constellation=qpsk, differential=True, samples_per_symbol=sps, pre_diff_code=True, excess_bw=0.7, verbose=False, log=False, ) self.blocks_wavfile_sink_0 = blocks.wavfile_sink( '/home/peter/Desktop/out.wav', 1, samp_rate, 8) self.blocks_vector_source_x_0 = blocks.vector_source_b( vec, True, 1, []) self.blocks_tagged_stream_mux_0_0 = blocks.tagged_stream_mux( gr.sizeof_char * 1, 'len_key', 0) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_char * 1, 'len_key', 0) self.blocks_stream_to_tagged_stream_1 = blocks.stream_to_tagged_stream( gr.sizeof_char, 1, 119, "len_key") self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream( gr.sizeof_char, 1, len(vec), "len_key") self.blocks_multiply_xx_0_0 = blocks.multiply_vff(1) self.blocks_multiply_xx_0 = blocks.multiply_vff(1) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((0.6, )) self.blocks_file_source_0 = blocks.file_source( gr.sizeof_char * 1, '/home/peter/Desktop/acoustic_radio/Testings/test_input.txt', True) self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL) self.blocks_complex_to_float_0 = blocks.complex_to_float(1) self.blocks_add_xx_0 = blocks.add_vff(1) self.analog_sig_source_x_0_0 = analog.sig_source_f( samp_rate, analog.GR_SIN_WAVE, carrier_freq, -1, 0) self.analog_sig_source_x_0 = analog.sig_source_f( samp_rate, analog.GR_COS_WAVE, carrier_freq, 1, 0) ################################################## # Connections ################################################## self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0, 1)) self.connect((self.analog_sig_source_x_0_0, 0), (self.blocks_multiply_xx_0_0, 1)) self.connect((self.blocks_add_xx_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.blocks_complex_to_float_0, 0), (self.blocks_multiply_xx_0, 0)) self.connect((self.blocks_complex_to_float_0, 1), (self.blocks_multiply_xx_0_0, 0)) self.connect((self.blocks_file_source_0, 0), (self.blocks_stream_to_tagged_stream_1, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_wavfile_sink_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.qtgui_waterfall_sink_x_0, 0)) self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_add_xx_0, 0)) self.connect((self.blocks_multiply_xx_0_0, 0), (self.blocks_add_xx_0, 1)) self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.blocks_tagged_stream_mux_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.digital_protocol_formatter_bb_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.blocks_tagged_stream_mux_0_0, 1)) self.connect((self.blocks_tagged_stream_mux_0_0, 0), (self.digital_constellation_modulator_0, 0)) self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_stream_to_tagged_stream_0, 0)) self.connect((self.digital_constellation_modulator_0, 0), (self.blocks_complex_to_float_0, 0)) self.connect((self.digital_protocol_formatter_bb_0, 0), (self.blocks_tagged_stream_mux_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 ): 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 n_sync_words = 1 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,] self.sync_word2 = () if sync_word2 is None: self.sync_word2 = _make_sync_word2(fft_len, occupied_carriers, pilot_carriers) 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) n_sync_words = 2 self.sync_words.append(self.sync_word2) ### 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 ) header_gen = digital.packet_headergenerator_bb(formatter_object.base(), self.packet_length_tag_key) header_payload_mux = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, self.packet_length_tag_key) 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()) self.connect( crc, blocks.repack_bits_bb( 8, # Unpack 8 bits per byte bps_payload, self.packet_length_tag_key ), 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 = digital.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(8*64, 'tx-post-allocator.dat')) self.connect(cyclic_prefixer, blocks.file_sink(8, 'tx-signal.dat'))
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") Qt.QWidget.__init__(self) self.setWindowTitle("OFDM Tx") 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", "tx_ofdm_updated") try: if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"): self.restoreGeometry(self.settings.value("geometry").toByteArray()) else: self.restoreGeometry(self.settings.value("geometry")) except: pass ################################################## # Variables ################################################## self.pilot_symbols = pilot_symbols = ((1, 1, 1, -1,),) self.pilot_carriers = pilot_carriers = ((-21, -7, 7, 21,),) self.payload_mod = payload_mod = digital.constellation_bpsk() self.packet_length_tag_key = packet_length_tag_key = "packet_len" self.occupied_carriers = occupied_carriers = (list(range(-26, -21)) + list(range(-20, -7)) + list(range(-6, 0)) + list(range(1, 7)) + list(range(8, 21)) + list(range(22, 27)),) self.length_tag_key = length_tag_key = "packet_len" self.header_mod = header_mod = digital.constellation_bpsk() self.fft_len = fft_len = 64 self.tx_probe = tx_probe = 0 self.sync_word2_0 = sync_word2_0 = [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_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_0 = sync_word1_0 = [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.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 = 50000 self.rx_probe = rx_probe = 0 self.rolloff = rolloff = 0 self.pilot_symbols_0 = pilot_symbols_0 = ((1, 1, 1, -1,),) self.pilot_carriers_0 = pilot_carriers_0 = ((-21, -7, 7, 21,),) self.payload_mod_0 = payload_mod_0 = digital.constellation_qpsk() self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe(fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 1) self.packet_len_0 = packet_len_0 = 96 self.packet_len = packet_len = 96 self.output_signal = output_signal = 0 self.og_signal_probe = og_signal_probe = 0 self.occupied_carriers_0 = occupied_carriers_0 = (list(range(-26, -21)) + list(range(-20, -7)) + list(range(-6, 0)) + list(range(1, 7)) + list(range(8, 21)) + list(range(22, 27)),) self.length_tag_key_0 = length_tag_key_0 = "frame_len" self.input_signal = input_signal = 0 self.header_mod_0 = header_mod_0 = digital.constellation_bpsk() 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) self.hdr_format = hdr_format = digital.header_format_ofdm(occupied_carriers, 1, length_tag_key,) self.fft_len_0 = fft_len_0 = 64 self.decoded_probe = decoded_probe = 0 ################################################## # Blocks ################################################## self.blocks_probe_signal_x_4 = blocks.probe_signal_c() self.blocks_probe_signal_x_3 = blocks.probe_signal_c() self.blocks_probe_signal_x_2 = blocks.probe_signal_b() self.blocks_probe_signal_x_0_1 = blocks.probe_signal_b() self.blocks_probe_signal_x_0_0_0 = blocks.probe_signal_c() self.blocks_probe_signal_x_0_0 = blocks.probe_signal_c() def _tx_probe_probe(): global transmitted_data while True: val = self.blocks_probe_signal_x_0_0.level() transmitted_data = val try: self.set_tx_probe(val) except AttributeError: pass time.sleep(1.0 / (10)) _tx_probe_thread = threading.Thread(target=_tx_probe_probe) _tx_probe_thread.daemon = True _tx_probe_thread.start() def _rx_probe_probe(): global received_data while True: val = self.blocks_probe_signal_x_3.level() received_data = val try: self.set_rx_probe(val) except AttributeError: pass time.sleep(1.0 / (10)) _rx_probe_thread = threading.Thread(target=_rx_probe_probe) _rx_probe_thread.daemon = True _rx_probe_thread.start() self.qtgui_time_sink_x_0_0 = qtgui.time_sink_c( 1024, #size samp_rate, #samp_rate 'Scope Plot', #name 1 #number of inputs ) self.qtgui_time_sink_x_0_0.set_update_time(0.10) self.qtgui_time_sink_x_0_0.set_y_axis(-1, 1) self.qtgui_time_sink_x_0_0.set_y_label('Amplitude', "") self.qtgui_time_sink_x_0_0.enable_tags(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) self.qtgui_time_sink_x_0_0.enable_stem_plot(False) 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', 'dark blue'] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1] for i in range(2): if len(labels[i]) == 0: if (i % 2 == 0): self.qtgui_time_sink_x_0_0.set_line_label(i, "Re{{Data {0}}}".format(i/2)) else: self.qtgui_time_sink_x_0_0.set_line_label(i, "Im{{Data {0}}}".format(i/2)) 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_grid_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(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) self.qtgui_time_sink_x_0.enable_stem_plot(False) 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', 'dark blue'] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1] for i in range(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_grid_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 ) 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) labels = ['', '', '', '', '', '', '', '', '', ''] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = ["blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "dark blue"] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in range(1): if len(labels[i]) == 0: self.qtgui_freq_sink_x_0.set_line_label(i, "Data {0}".format(i)) else: self.qtgui_freq_sink_x_0.set_line_label(i, labels[i]) self.qtgui_freq_sink_x_0.set_line_width(i, widths[i]) self.qtgui_freq_sink_x_0.set_line_color(i, colors[i]) self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i]) self._qtgui_freq_sink_x_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget) self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_win) def _output_signal_probe(): global output_data while True: val = self.blocks_probe_signal_x_0_1.level() output_data = val try: self.set_output_signal(val) except AttributeError: pass # time.sleep(1.0 / (10)) time.sleep(0.0911) _output_signal_thread = threading.Thread(target=_output_signal_probe) _output_signal_thread.daemon = True _output_signal_thread.start() def _og_signal_probe_probe(): global encoded_data while True: val = self.blocks_probe_signal_x_0_0_0.level() encoded_data = val try: self.set_og_signal_probe(val) except AttributeError: pass time.sleep(1.0 / (10)) _og_signal_probe_thread = threading.Thread(target=_og_signal_probe_probe) _og_signal_probe_thread.daemon = True _og_signal_probe_thread.start() def _input_signal_probe(): global input_data while True: val = self.blocks_probe_signal_x_2.level() input_data = val try: self.set_input_signal(val) except AttributeError: pass time.sleep(1.0 / (10)) _input_signal_thread = threading.Thread(target=_input_signal_probe) _input_signal_thread.daemon = True _input_signal_thread.start() self.fft_vxx_1 = fft.fft_vcc(fft_len, True, (), True, 1) self.fft_vxx_0_0 = fft.fft_vcc(fft_len, True, (), True, 1) self.fft_vxx_0 = fft.fft_vcc(fft_len, False, (), True, 1) self.digital_protocol_formatter_bb_0 = digital.protocol_formatter_bb(hdr_format, length_tag_key) self.digital_packet_headerparser_b_0 = digital.packet_headerparser_b(header_formatter.base()) 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 = 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, True) 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, True) self.digital_crc32_bb_0 = digital.crc32_bb(False, 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_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) def _decoded_probe_probe(): global decoded_signal while True: val = self.blocks_probe_signal_x_4.level() decoded_signal = val try: self.set_decoded_probe(val) except AttributeError: pass # time.sleep(1.0 / (10)) time.sleep(0.0911) _decoded_probe_thread = threading.Thread(target=_decoded_probe_probe) _decoded_probe_thread.daemon = True _decoded_probe_thread.start() self.channels_channel_model_0_0 = channels.channel_model( noise_voltage=0.15, frequency_offset=0 * 1.0/fft_len, epsilon=1.0, taps=[1.0 + 1.0j], noise_seed=0, block_tags=True) self.blocks_throttle_0_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True) self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True) self.blocks_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_1 = 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_0 = blocks.repack_bits_bb(8, 1, length_tag_key, False, 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_cc(0.05) 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(list(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, u'header_data'), (self.digital_header_payload_demux_0, u'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.blocks_probe_signal_x_2, 0)) self.connect((self.analog_random_source_x_0, 0), (self.blocks_stream_to_tagged_stream_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_header_payload_demux_0, 0)) self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.blocks_repack_bits_bb_0_1, 0), (self.blocks_probe_signal_x_0_1, 0)) self.connect((self.blocks_repack_bits_bb_0_1, 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.blocks_throttle_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.blocks_probe_signal_x_0_0_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, 0)) self.connect((self.blocks_throttle_0, 0), (self.blocks_probe_signal_x_0_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.channels_channel_model_0_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.blocks_throttle_0_0, 0), (self.blocks_delay_0, 0)) self.connect((self.blocks_throttle_0_0, 0), (self.blocks_probe_signal_x_3, 0)) self.connect((self.blocks_throttle_0_0, 0), (self.digital_ofdm_sync_sc_cfb_0, 0)) self.connect((self.channels_channel_model_0_0, 0), (self.blocks_throttle_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_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_1, 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_protocol_formatter_bb_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, 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)) 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.blocks_probe_signal_x_4, 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_protocol_formatter_bb_0, 0), (self.blocks_repack_bits_bb_0_0, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0)) self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_chanest_vcvc_0, 0)) self.connect((self.fft_vxx_1, 0), (self.digital_ofdm_frame_equalizer_vcvc_1, 0))
def __init__(self): gr.top_block.__init__(self, "Top Block") Qt.QWidget.__init__(self) self.setWindowTitle("Top Block") try: self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc')) except: pass self.top_scroll_layout = Qt.QVBoxLayout() self.setLayout(self.top_scroll_layout) self.top_scroll = Qt.QScrollArea() self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame) self.top_scroll_layout.addWidget(self.top_scroll) self.top_scroll.setWidgetResizable(True) self.top_widget = Qt.QWidget() self.top_scroll.setWidget(self.top_widget) self.top_layout = Qt.QVBoxLayout(self.top_widget) self.top_grid_layout = Qt.QGridLayout() self.top_layout.addLayout(self.top_grid_layout) self.settings = Qt.QSettings("GNU Radio", "top_block") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.down_sampling = down_sampling = 16 self.sample_rate = sample_rate = 250e3*down_sampling self.preamble_len_tag = preamble_len_tag = gr.tag_utils.python_to_tag((0, pmt.intern("packet_len"), pmt.from_long(8), pmt.intern("src"))) self.f1_bp_taps = f1_bp_taps = [-0.008489873260259628, 0.017516516149044037, -0.02309376560151577, 3.1378305752533504e-17, 0.06292477995157242, -0.12457011640071869, 0.1126808300614357, -3.387264241990756e-17, -0.14707811176776886, 0.21481703221797943, -0.14707811176776886, -3.387264241990756e-17, 0.1126808300614357, -0.12457011640071869, 0.06292477995157242, 3.1378305752533504e-17, -0.02309376560151577, 0.017516516149044037, -0.008489873260259628] self.f0_bp_taps = f0_bp_taps = [0.008489873260259628, 0.017516516149044037, 0.02309376560151577, -1.1766864243609758e-17, -0.06292477995157242, -0.12457011640071869, -0.1126808300614357, 3.387264241990756e-17, 0.14707811176776886, 0.21481703221797943, 0.14707811176776886, 3.387264241990756e-17, -0.1126808300614357, -0.12457011640071869, -0.06292477995157242, -1.1766864243609758e-17, 0.02309376560151577, 0.017516516149044037, 0.008489873260259628] ################################################## # Blocks ################################################## self.rad1o_id_compare_select_fb_0 = rad1o_id.compare_select_fb() self.qtgui_time_sink_x_0 = qtgui.time_sink_c( 1024, #size sample_rate/down_sampling, #samp_rate "", #name 2 #number of inputs ) self.qtgui_time_sink_x_0.set_update_time(0.10) self.qtgui_time_sink_x_0.set_y_axis(-1, 1) self.qtgui_time_sink_x_0.set_y_label("Amplitude", "") self.qtgui_time_sink_x_0.enable_tags(-1, True) self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") self.qtgui_time_sink_x_0.enable_autoscale(False) self.qtgui_time_sink_x_0.enable_grid(False) self.qtgui_time_sink_x_0.enable_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*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_number_sink_0 = qtgui.number_sink( gr.sizeof_char, 0, qtgui.NUM_GRAPH_HORIZ, 1 ) self.qtgui_number_sink_0.set_update_time(0.10) self.qtgui_number_sink_0.set_title("") labels = ["", "", "", "", "", "", "", "", "", ""] units = ["", "", "", "", "", "", "", "", "", ""] colors = [("black", "black"), ("black", "black"), ("black", "black"), ("black", "black"), ("black", "black"), ("black", "black"), ("black", "black"), ("black", "black"), ("black", "black"), ("black", "black")] factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] for i in xrange(1): self.qtgui_number_sink_0.set_min(i, -1) self.qtgui_number_sink_0.set_max(i, 1) 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_freq_sink_x_0 = qtgui.freq_sink_c( 1024, #size firdes.WIN_BLACKMAN_hARRIS, #wintype 0, #fc sample_rate/down_sampling, #bw "", #name 1 #number of inputs ) self.qtgui_freq_sink_x_0.set_update_time(0.10) self.qtgui_freq_sink_x_0.set_y_axis(-140, 10) self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") self.qtgui_freq_sink_x_0.enable_autoscale(False) self.qtgui_freq_sink_x_0.enable_grid(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.fir_filter_xxx_1_0 = filter.fir_filter_fff(down_sampling/2, (1, )) self.fir_filter_xxx_1_0.declare_sample_delay(0) self.fir_filter_xxx_1 = filter.fir_filter_fff(down_sampling/2, (1, )) self.fir_filter_xxx_1.declare_sample_delay(0) self.fir_filter_xxx_0_0 = filter.fir_filter_ccc(down_sampling/2, (f1_bp_taps)) self.fir_filter_xxx_0_0.declare_sample_delay(0) self.fir_filter_xxx_0 = filter.fir_filter_ccc(down_sampling/2, (f0_bp_taps)) self.fir_filter_xxx_0.declare_sample_delay(0) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bf(([0.5, 1.5]), 1) self.channels_channel_model_0 = channels.channel_model( noise_voltage=100e-2, frequency_offset=1e-4, epsilon=1.0, taps=(1.0 + 1.0j, ), noise_seed=0, block_tags=True ) self.blocks_vector_source_x_1 = blocks.vector_source_b((0,0), True, 1, []) self.blocks_vector_source_x_0 = blocks.vector_source_b([0,0], True, 1, [preamble_len_tag]) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_char*1, "packet_len", 0) self.blocks_tagged_stream_align_1 = blocks.tagged_stream_align(gr.sizeof_char*1, "packet_len") self.blocks_tag_debug_0 = blocks.tag_debug(gr.sizeof_char*1, "packet_length", ""); self.blocks_tag_debug_0.set_display(False) self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream(gr.sizeof_char, 1, 64, "packet_len") self.blocks_repeat_0 = blocks.repeat(gr.sizeof_char*1, 16) self.blocks_packed_to_unpacked_xx_0 = blocks.packed_to_unpacked_bb(1, gr.GR_MSB_FIRST) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((0.7, )) self.blocks_complex_to_mag_squared_0_0 = blocks.complex_to_mag_squared(1) self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(1) self.analog_frequency_modulator_fc_0 = analog.frequency_modulator_fc(2*pi/4) ################################################## # Connections ################################################## self.connect((self.analog_frequency_modulator_fc_0, 0), (self.channels_channel_model_0, 0)) self.connect((self.blocks_complex_to_mag_squared_0, 0), (self.fir_filter_xxx_1, 0)) self.connect((self.blocks_complex_to_mag_squared_0_0, 0), (self.fir_filter_xxx_1_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.fir_filter_xxx_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.fir_filter_xxx_0_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.qtgui_freq_sink_x_0, 0)) self.connect((self.blocks_packed_to_unpacked_xx_0, 0), (self.blocks_repeat_0, 0)) self.connect((self.blocks_repeat_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.blocks_tagged_stream_align_1, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.blocks_packed_to_unpacked_xx_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.blocks_tag_debug_0, 0)) self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_tagged_stream_align_1, 0)) self.connect((self.blocks_vector_source_x_1, 0), (self.blocks_stream_to_tagged_stream_0, 0)) self.connect((self.channels_channel_model_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.analog_frequency_modulator_fc_0, 0)) self.connect((self.fir_filter_xxx_0, 0), (self.blocks_complex_to_mag_squared_0, 0)) self.connect((self.fir_filter_xxx_0, 0), (self.qtgui_time_sink_x_0, 0)) self.connect((self.fir_filter_xxx_0_0, 0), (self.blocks_complex_to_mag_squared_0_0, 0)) self.connect((self.fir_filter_xxx_0_0, 0), (self.qtgui_time_sink_x_0, 1)) self.connect((self.fir_filter_xxx_1, 0), (self.rad1o_id_compare_select_fb_0, 0)) self.connect((self.fir_filter_xxx_1_0, 0), (self.rad1o_id_compare_select_fb_0, 1)) self.connect((self.rad1o_id_compare_select_fb_0, 0), (self.qtgui_number_sink_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 = digital.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, 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, 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_RX_1") Qt.QWidget.__init__(self) self.setWindowTitle("OFDM_TX_RX_1") qtgui.util.check_set_qss() try: self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc')) except: pass self.top_scroll_layout = Qt.QVBoxLayout() self.setLayout(self.top_scroll_layout) self.top_scroll = Qt.QScrollArea() self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame) self.top_scroll_layout.addWidget(self.top_scroll) self.top_scroll.setWidgetResizable(True) self.top_widget = Qt.QWidget() self.top_scroll.setWidget(self.top_widget) self.top_layout = Qt.QVBoxLayout(self.top_widget) self.top_grid_layout = Qt.QGridLayout() self.top_layout.addLayout(self.top_grid_layout) self.settings = Qt.QSettings("GNU Radio", "OFDM_TX_RX_1") try: if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"): self.restoreGeometry( self.settings.value("geometry").toByteArray()) else: self.restoreGeometry(self.settings.value("geometry")) except: pass ################################################## # Variables ################################################## self.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 = ( list(range(-26, -21)) + list(range(-20, -7)) + list(range(-6, 0)) + list(range(1, 7)) + list(range(8, 21)) + list(range(22, 27)), ) self.length_tag_key_rx = length_tag_key_rx = "frame_len" self.header_mod = header_mod = digital.constellation_bpsk() self.fft_len = fft_len = 64 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.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 = 30 self.length_tag_key = length_tag_key = "packet_len" self.header_len = header_len = 10 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_rx, 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(("", "")), uhd.stream_args( cpu_format="fc32", args='', channels=[], ), '', ) self.uhd_usrp_sink_0.set_center_freq(3.555e9, 0) self.uhd_usrp_sink_0.set_gain(31, 0) self.uhd_usrp_sink_0.set_antenna('TX/RX', 0) self.uhd_usrp_sink_0.set_bandwidth(0.5e6, 0) self.uhd_usrp_sink_0.set_samp_rate(samp_rate) self.uhd_usrp_sink_0.set_time_unknown_pps(uhd.time_spec()) self.fft_vxx_0 = fft.fft_vcc(fft_len, False, (), True, 1) self.digital_protocol_formatter_bb_0 = digital.protocol_formatter_bb( digital.header_format_ofdm( occupied_carriers, 1, length_tag_key, ), length_tag_key) self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer( fft_len, fft_len + 16, 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, True) 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_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( 8, 1, length_tag_key, False, 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_const_vxx_0 = blocks.multiply_const_cc(0.05) self.blocks_file_source_0 = blocks.file_source( gr.sizeof_char * 1, '/local/repository/gnuradio/file_to_transmit.txt', False, 0, 0) 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_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_repack_bits_bb_0_0, 0), (self.digital_chunks_to_symbols_xx_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_protocol_formatter_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_protocol_formatter_bb_0, 0), (self.blocks_repack_bits_bb_0_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") Qt.QWidget.__init__(self) self.setWindowTitle("OFDM Tx") 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", "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 = 478 self.header_mod = header_mod = digital.constellation_bpsk() self.hdr_format = hdr_format = digital.header_format_ofdm( occupied_carriers, 1, length_tag_key, ) self.fft_len = fft_len = 64 ################################################## # Blocks ################################################## self.uhd_usrp_sink_0 = uhd.usrp_sink( ",".join(('serial= 31DDAA6', "")), uhd.stream_args( cpu_format="fc32", channels=range(1), ), ) self.uhd_usrp_sink_0.set_samp_rate(3000000) self.uhd_usrp_sink_0.set_center_freq(1E9, 0) self.uhd_usrp_sink_0.set_gain(50, 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 '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) self.qtgui_time_sink_x_0.enable_stem_plot(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_grid_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_grid_layout.addWidget(self._qtgui_freq_sink_x_0_win) self.fft_vxx_0 = fft.fft_vcc(fft_len, False, (()), True, 1) self.digital_protocol_formatter_bb_0 = digital.protocol_formatter_bb( hdr_format, length_tag_key) 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_tag_gate_0.set_single_key("") 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( 8, 1, length_tag_key, False, 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_const_vxx_0 = blocks.multiply_const_vcc((0.05, )) self.blocks_file_source_0 = blocks.file_source( gr.sizeof_char * 1, '/home/csy/worktest/spectrum_sense/mydatafile/mydata_v2.log', True) 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_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_repack_bits_bb_0_0, 0), (self.digital_chunks_to_symbols_xx_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.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_protocol_formatter_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_protocol_formatter_bb_0, 0), (self.blocks_repack_bits_bb_0_0, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_cyclic_prefixer_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, 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, 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): 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, 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))
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, input_port_num="55555", output_port_num="55556", rx_bw=1e6, rx_freq=2.2e9, rx_gain=0.8, serial_num="31C9237", tx_bw=1e6, tx_freq=2.2e9, tx_gain=0.8): gr.top_block.__init__(self, "tranceiver_ofdm_usrp_RS") ################################################## # Parameters ################################################## self.input_port_num = input_port_num self.output_port_num = output_port_num self.rx_bw = rx_bw self.rx_freq = rx_freq self.rx_gain = rx_gain self.serial_num = serial_num self.tx_bw = tx_bw self.tx_freq = tx_freq self.tx_gain = tx_gain ################################################## # Variables ################################################## self.packet_len = packet_len = 200 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 = ( list(range(-26, -21)) + list(range(-20, -7)) + list(range(-6, 0)) + list(range(1, 7)) + list(range(8, 21)) + list(range(22, 27)), ) self.n = n = 255 self.length_tag_key = length_tag_key = "frame_len" self.k = k = packet_len + 4 self.header_mod = header_mod = digital.constellation_bpsk() self.fft_len = fft_len = 64 self.blocks_RS = blocks_RS = 1 self.t = t = int((n * blocks_RS - k) / 2) 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 = 10000 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.out_buf_size = out_buf_size = 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) self.hdr_format = hdr_format = digital.header_format_ofdm( occupied_carriers, 1, length_tag_key, ) ################################################## # Blocks ################################################## self.zeromq_sub_source_0 = zeromq.sub_source( gr.sizeof_char, 1, "tcp://127.0.0.1:" + input_port_num, 100, False, -1) self.zeromq_pub_sink_0 = zeromq.pub_sink(gr.sizeof_char, 1, "tcp://127.0.0.1:55556", 100, False, -1) self.uhd_usrp_source_0 = uhd.usrp_source( ",".join(("", "")), uhd.stream_args( cpu_format="fc32", args='', channels=list(range(0, 1)), ), ) self.uhd_usrp_source_0.set_center_freq(rx_freq, 0) self.uhd_usrp_source_0.set_normalized_gain(rx_gain, 0) self.uhd_usrp_source_0.set_antenna('RX2', 0) self.uhd_usrp_source_0.set_samp_rate(rx_bw) self.uhd_usrp_source_0.set_time_now(uhd.time_spec(time.time()), uhd.ALL_MBOARDS) self.uhd_usrp_sink_0 = uhd.usrp_sink( ",".join(("", "")), uhd.stream_args( cpu_format="fc32", args='', channels=list(range(0, 1)), ), packet_length_tag_key, ) self.uhd_usrp_sink_0.set_center_freq(tx_freq, 0) self.uhd_usrp_sink_0.set_normalized_gain(tx_gain, 0) self.uhd_usrp_sink_0.set_antenna('TX/RX', 0) self.uhd_usrp_sink_0.set_samp_rate(tx_bw) self.uhd_usrp_sink_0.set_time_now(uhd.time_spec(time.time()), uhd.ALL_MBOARDS) self.foo_packet_pad2_0 = foo.packet_pad2(False, False, 0.001, 100, 1000) 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.dtv_dvbt_reed_solomon_enc_0 = dtv.dvbt_reed_solomon_enc( 2, 8, 0x11d, n, k, t, 0, blocks_RS) self.dtv_dvbt_reed_solomon_dec_0 = dtv.dvbt_reed_solomon_dec( 2, 8, 0x11d, n, k, t, 0, 1) self.digital_protocol_formatter_bb_0 = digital.protocol_formatter_bb( hdr_format, packet_length_tag_key) self.digital_packet_headerparser_b_0 = digital.packet_headerparser_b( header_formatter.base()) 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 = 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, True) 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(False, packet_length_tag_key, True) self.digital_crc32_bb_0 = digital.crc32_bb(True, 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_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_to_stream_0_0 = blocks.vector_to_stream( gr.sizeof_char * 1, k) self.blocks_vector_to_stream_0 = blocks.vector_to_stream( gr.sizeof_char * 1, n) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, packet_length_tag_key, 0) self.blocks_tagged_stream_multiply_length_0_0 = blocks.tagged_stream_multiply_length( gr.sizeof_char * 1, packet_length_tag_key, k / n) self.blocks_tagged_stream_multiply_length_0 = blocks.tagged_stream_multiply_length( gr.sizeof_char * 1, packet_length_tag_key, n / k) self.blocks_stream_to_vector_1 = blocks.stream_to_vector( gr.sizeof_char * 1, k) self.blocks_stream_to_vector_0 = blocks.stream_to_vector( gr.sizeof_char * 1, n) self.blocks_stream_to_tagged_stream_0_0_0 = blocks.stream_to_tagged_stream( gr.sizeof_char, 1, k, packet_length_tag_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_1 = 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_0 = blocks.repack_bits_bb( 8, 1, 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_multiply_xx_0 = blocks.multiply_vcc(1) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_cc(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.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_0, 0), (self.foo_packet_pad2_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.blocks_stream_to_vector_0, 0)) self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.blocks_repack_bits_bb_0_1, 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, 0)) self.connect((self.blocks_stream_to_tagged_stream_0_0_0, 0), (self.blocks_tagged_stream_multiply_length_0_0, 0)) self.connect((self.blocks_stream_to_vector_0, 0), (self.dtv_dvbt_reed_solomon_dec_0, 0)) self.connect((self.blocks_stream_to_vector_1, 0), (self.dtv_dvbt_reed_solomon_enc_0, 0)) self.connect((self.blocks_tagged_stream_multiply_length_0, 0), (self.blocks_repack_bits_bb_0_1, 0)) self.connect((self.blocks_tagged_stream_multiply_length_0, 0), (self.digital_protocol_formatter_bb_0, 0)) self.connect((self.blocks_tagged_stream_multiply_length_0_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.blocks_vector_to_stream_0, 0), (self.blocks_tagged_stream_multiply_length_0, 0)) self.connect((self.blocks_vector_to_stream_0_0, 0), (self.blocks_stream_to_tagged_stream_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_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_crc32_bb_0, 0), (self.zeromq_pub_sink_0, 0)) self.connect((self.digital_crc32_bb_0_0, 0), (self.blocks_stream_to_vector_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_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_protocol_formatter_bb_0, 0), (self.blocks_repack_bits_bb_0_0, 0)) self.connect((self.dtv_dvbt_reed_solomon_dec_0, 0), (self.blocks_vector_to_stream_0_0, 0)) self.connect((self.dtv_dvbt_reed_solomon_enc_0, 0), (self.blocks_vector_to_stream_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.foo_packet_pad2_0, 0), (self.uhd_usrp_sink_0, 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.zeromq_sub_source_0, 0), (self.blocks_stream_to_tagged_stream_0, 0))
def __init__(self): gr.top_block.__init__(self, "Top Block") Qt.QWidget.__init__(self) self.setWindowTitle("Top Block") try: self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc')) except: pass self.top_scroll_layout = Qt.QVBoxLayout() self.setLayout(self.top_scroll_layout) self.top_scroll = Qt.QScrollArea() self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame) self.top_scroll_layout.addWidget(self.top_scroll) self.top_scroll.setWidgetResizable(True) self.top_widget = Qt.QWidget() self.top_scroll.setWidget(self.top_widget) self.top_layout = Qt.QVBoxLayout(self.top_widget) self.top_grid_layout = Qt.QGridLayout() self.top_layout.addLayout(self.top_grid_layout) self.settings = Qt.QSettings("GNU Radio", "top_block") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.samp_rate = samp_rate = 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, 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 = digital.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, fft_len=_def_fft_len, cp_len=_def_cp_len, frame_length_tag_key=_def_frame_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 ): gr.hier_block2.__init__(self, "ofdm_tx", gr.io_signature(1, 1, gr.sizeof_char), gr.io_signature(1, 1, gr.sizeof_gr_complex)) self.fft_len = fft_len self.cp_len = cp_len self.frame_length_tag_key = frame_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 n_sync_words = 1 header_constellation = _get_constellation(bps_header) header_mod = digital.chunks_to_symbols_bc(header_constellation.points()) self.sync_word1 = sync_word1 if sync_word1 is None: self.sync_word1 = _make_sync_word(fft_len, occupied_carriers, header_constellation) else: if len(sync_word1) != self.fft_len: raise ValueError("Length of sync sequence(s) must be FFT length.") total_sync_word = self.sync_word1 self.sync_word2 = () if sync_word2 is not None: if len(sync_word2) != fft_len: raise ValueError("Length of sync sequence(s) must be FFT length.") self.sync_word2 = sync_word2 n_sync_words = 2 total_sync_word = sync_word1 + sync_word2 crc = digital.crc32_bb(False, self.frame_length_tag_key) formatter_object = digital.packet_header_ofdm( occupied_carriers, 1, "", "", "", bps_header ) header_gen = digital.packet_headergenerator_bb(formatter_object.base()) header_payload_mux = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, self.frame_length_tag_key) self.connect(self, crc, header_gen, header_mod, (header_payload_mux, 0)) payload_constellation = _get_constellation(bps_payload) payload_mod = digital.chunks_to_symbols_bc(payload_constellation.points()) self.connect( crc, blocks.repack_bits_bb(8, bps_payload, frame_length_tag_key), payload_mod, (header_payload_mux, 1) ) self.connect(payload_mod, gr.tag_debug(gr.sizeof_gr_complex, "pmod")) sync_word_gen = gr.vector_source_c( total_sync_word, True, self.fft_len, tagged_streams.make_lengthtags((n_sync_words,), (0,), self.frame_length_tag_key) ) allocator = digital.ofdm_carrier_allocator_cvc( self.fft_len, occupied_carriers=self.occupied_carriers, pilot_carriers=self.pilot_carriers, pilot_symbols=self.pilot_symbols, len_tag_key=self.frame_length_tag_key ) syncword_data_mux = blocks.tagged_stream_mux(gr.sizeof_gr_complex*self.fft_len, self.frame_length_tag_key) self.connect(sync_word_gen, (syncword_data_mux, 0)) self.connect(header_payload_mux, allocator, (syncword_data_mux, 1)) ffter = fft.fft_vcc(self.fft_len, False, (), False) cyclic_prefixer = digital.ofdm_cyclic_prefixer( self.fft_len, self.fft_len+self.cp_len, rolloff, self.frame_length_tag_key ) self.connect(syncword_data_mux, ffter, cyclic_prefixer, self)
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, "Novo") Qt.QWidget.__init__(self) self.setWindowTitle("Novo") 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", "novo") self.restoreGeometry( self.settings.value("geometry", type=QtCore.QByteArray)) ################################################## # Variables ################################################## self.sps = sps = 2 self.nfilts = nfilts = 32 self.eb = eb = 0.22 self.tx_rrc_taps = tx_rrc_taps = firdes.root_raised_cosine( nfilts, nfilts, 1.0, eb, 5 * sps * nfilts) self.Const_HDR = Const_HDR = digital.constellation_calcdist( (digital.psk_2()[0]), (digital.psk_2()[1]), 2, 1).base() self.Const_HDR.gen_soft_dec_lut(8) self.taps_per_filt = taps_per_filt = len(tx_rrc_taps) / nfilts self.rxmod = rxmod = digital.generic_mod(Const_HDR, False, sps, True, eb, False, False) self.preamble = preamble = [ 0xac, 0xdd, 0xa4, 0xe2, 0xf2, 0x8c, 0x20, 0xfc ] self.mark_delays = mark_delays = [0, 0, 34, 56, 87, 119] self.snc_threshold = snc_threshold = 0.9 self.samp_rate = samp_rate = 32000 self.rx_rrc_taps = rx_rrc_taps = firdes.root_raised_cosine( nfilts, sps * nfilts, 1.0, eb, 11 * sps * nfilts) self.packet_len_tag_key = packet_len_tag_key = "packet_length" self.packet_len = packet_len = 100 self.ntaps = ntaps = len(tx_rrc_taps) self.noise_voltage = noise_voltage = 1 self.modulated_sync_word = modulated_sync_word = digital.modulate_vector_bc( rxmod.to_basic_block(), (preamble), ([1])) self.mark_delay = mark_delay = mark_delays[sps] self.hdr_format = hdr_format = digital.header_format_default( digital.packet_utils.default_access_code, 1, 1) self.freq_offset = freq_offset = 0 self.filt_delay = filt_delay = 1 + (taps_per_filt - 1) / 2 self.enc_hdr = enc_hdr = fec.dummy_encoder_make(8000) self.enc = enc = fec.dummy_encoder_make(8000) self.dec_hdr = dec_hdr = fec.dummy_decoder.make(8000) self.Const_PLD = Const_PLD = digital.constellation_calcdist( (digital.psk_2()[0]), (digital.psk_2()[1]), 2, 1).base() self.Const_PLD.gen_soft_dec_lut(8) ################################################## # Blocks ################################################## self._noise_voltage_range = Range(0, 8, .05, 1, 200) self._noise_voltage_win = RangeWidget(self._noise_voltage_range, self.set_noise_voltage, 'Noise Amplitude', "counter_slider", float) self.top_grid_layout.addWidget(self._noise_voltage_win) self._freq_offset_range = Range(-30, 30, .1, 0, 200) self._freq_offset_win = RangeWidget( self._freq_offset_range, self.set_freq_offset, 'Frequency Offset (Multiples of Sub-carrier spacing)', "counter_slider", float) self.top_grid_layout.addWidget(self._freq_offset_win) self._snc_threshold_range = Range(0, 1, .05, 0.9, 200) self._snc_threshold_win = RangeWidget(self._snc_threshold_range, self.set_snc_threshold, 'S&C Threshold', "counter_slider", float) self.top_grid_layout.addWidget(self._snc_threshold_win) self.qtgui_time_sink_x_0_0 = qtgui.time_sink_f( packet_len * 3, #size samp_rate, #samp_rate 'Tx Data', #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, 256) self.qtgui_time_sink_x_0_0.set_y_label('Amplitude', "") self.qtgui_time_sink_x_0_0.enable_tags(-1, True) self.qtgui_time_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, '') self.qtgui_time_sink_x_0_0.enable_autoscale(False) self.qtgui_time_sink_x_0_0.enable_grid(True) self.qtgui_time_sink_x_0_0.enable_axis_labels(True) self.qtgui_time_sink_x_0_0.enable_control_panel(False) self.qtgui_time_sink_x_0_0.enable_stem_plot(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_grid_layout.addWidget(self._qtgui_time_sink_x_0_0_win) self.qtgui_time_sink_x_0 = qtgui.time_sink_f( packet_len * 2, #size samp_rate, #samp_rate 'Rx Data', #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_TAG, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, 'packet_length_tag_key') self.qtgui_time_sink_x_0.enable_autoscale(True) self.qtgui_time_sink_x_0.enable_grid(True) self.qtgui_time_sink_x_0.enable_axis_labels(True) self.qtgui_time_sink_x_0.enable_control_panel(False) self.qtgui_time_sink_x_0.enable_stem_plot(False) if not True: self.qtgui_time_sink_x_0.disable_legend() labels = ['', '', '', '', '', '', '', '', '', ''] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = [ "blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "blue" ] styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(1): if len(labels[i]) == 0: self.qtgui_time_sink_x_0.set_line_label( i, "Data {0}".format(i)) else: self.qtgui_time_sink_x_0.set_line_label(i, labels[i]) self.qtgui_time_sink_x_0.set_line_width(i, widths[i]) self.qtgui_time_sink_x_0.set_line_color(i, colors[i]) self.qtgui_time_sink_x_0.set_line_style(i, styles[i]) self.qtgui_time_sink_x_0.set_line_marker(i, markers[i]) self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i]) self._qtgui_time_sink_x_0_win = sip.wrapinstance( self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget) self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_win) self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c( 1024, #size firdes.WIN_BLACKMAN_hARRIS, #wintype 0, #fc samp_rate, #bw 'Rx Spectrum', #name 1 #number of inputs ) self.qtgui_freq_sink_x_0.set_update_time(0.10) self.qtgui_freq_sink_x_0.set_y_axis(-60, 10) self.qtgui_freq_sink_x_0.set_y_label('Relative Gain', 'dB') self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") self.qtgui_freq_sink_x_0.enable_autoscale(False) self.qtgui_freq_sink_x_0.enable_grid(True) self.qtgui_freq_sink_x_0.set_fft_average(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 = ['Rx Spectrum', '', '', '', '', '', '', '', '', ''] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = [ "blue", "red", "green", "black", "cyan", "magenta", "yellow", "dark red", "dark green", "dark blue" ] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(1): if len(labels[i]) == 0: self.qtgui_freq_sink_x_0.set_line_label( i, "Data {0}".format(i)) else: self.qtgui_freq_sink_x_0.set_line_label(i, labels[i]) self.qtgui_freq_sink_x_0.set_line_width(i, widths[i]) self.qtgui_freq_sink_x_0.set_line_color(i, colors[i]) self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i]) self._qtgui_freq_sink_x_0_win = sip.wrapinstance( self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget) self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_win) self.pfb_arb_resampler_xxx_0_0 = pfb.arb_resampler_ccf( sps, taps=(tx_rrc_taps), flt_size=nfilts) self.pfb_arb_resampler_xxx_0_0.declare_sample_delay(filt_delay) self.digital_protocol_parser_b_0 = digital.protocol_parser_b( hdr_format) self.digital_protocol_formatter_bb_0 = digital.protocol_formatter_bb( hdr_format, packet_len_tag_key) self.digital_pfb_clock_sync_xxx_0_1 = digital.pfb_clock_sync_ccf( sps, 6.28 / 400.0, (rx_rrc_taps), nfilts, nfilts / 2, 1.5, 1) self.digital_map_bb_1_0 = digital.map_bb((Const_PLD.pre_diff_code())) self.digital_map_bb_1 = digital.map_bb((Const_HDR.pre_diff_code())) self.digital_header_payload_demux_0 = digital.header_payload_demux( hdr_format.header_nbits() / Const_HDR.bits_per_symbol(), 1, 0, "payload symbols", "time_est", True, gr.sizeof_gr_complex, "rx_time", sps, "", 0, ) self.digital_corr_est_cc_0_0 = digital.corr_est_cc( (modulated_sync_word), 1, mark_delay, 0.999) self.digital_constellation_soft_decoder_cf_0_1 = digital.constellation_soft_decoder_cf( Const_PLD) self.digital_constellation_soft_decoder_cf_0_0 = digital.constellation_soft_decoder_cf( Const_HDR) self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc( (Const_PLD.points()), 1) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc( (Const_HDR.points()), 1) self.digital_burst_shaper_xx_0_0 = digital.burst_shaper_cc( (firdes.window(firdes.WIN_HANN, 20, 0)), 0, filt_delay, True, packet_len_tag_key) (self.digital_burst_shaper_xx_0_0).set_block_alias("burst_shaper0") self.digital_binary_slicer_fb_0_0 = digital.binary_slicer_fb() self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb() self.channels_channel_model_0 = channels.channel_model( noise_voltage=0, frequency_offset=freq_offset * 1.0 / packet_len, epsilon=1.0, taps=(1.0 + 1.0j, ), noise_seed=0, block_tags=True) 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, packet_len_tag_key, 0) self.blocks_tagged_stream_multiply_length_0_1 = blocks.tagged_stream_multiply_length( gr.sizeof_gr_complex * 1, packet_len_tag_key, sps) self.blocks_tag_debug_0_0_0 = blocks.tag_debug(gr.sizeof_char * 1, 'TAGGED', "") self.blocks_tag_debug_0_0_0.set_display(True) self.blocks_tag_debug_0_0 = blocks.tag_debug(gr.sizeof_gr_complex * 1, 'MUX', "") self.blocks_tag_debug_0_0.set_display(True) self.blocks_stream_to_tagged_stream_0_0 = blocks.stream_to_tagged_stream( gr.sizeof_char, 1, packet_len, packet_len_tag_key) self.blocks_repack_bits_bb_1_0 = blocks.repack_bits_bb( 1, 8, "", False, gr.GR_MSB_FIRST) self.blocks_repack_bits_bb_1 = blocks.repack_bits_bb( 1, 8, "", False, gr.GR_MSB_FIRST) self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb( 8, Const_PLD.bits_per_symbol(), packet_len_tag_key, False, gr.GR_MSB_FIRST) self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb( 8, Const_HDR.bits_per_symbol(), packet_len_tag_key, False, gr.GR_MSB_FIRST) self.blocks_file_source_0 = blocks.file_source( gr.sizeof_char * 1, '/home/andre/Desktop/trasmit_1_mb.txt', True) self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL) self.blocks_file_sink_0_0_0_0 = blocks.file_sink( gr.sizeof_char * 1, 'depois.txt', False) self.blocks_file_sink_0_0_0_0.set_unbuffered(False) self.blocks_char_to_float_1_0_0 = blocks.char_to_float(1, 1) self.blocks_char_to_float_1_0 = blocks.char_to_float(1, 1) ################################################## # Connections ################################################## self.msg_connect((self.digital_protocol_parser_b_0, 'info'), (self.digital_header_payload_demux_0, 'header_data')) self.connect((self.blocks_char_to_float_1_0, 0), (self.qtgui_time_sink_x_0, 0)) self.connect((self.blocks_char_to_float_1_0_0, 0), (self.qtgui_time_sink_x_0_0, 0)) self.connect((self.blocks_file_source_0, 0), (self.blocks_stream_to_tagged_stream_0_0, 0)) self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_map_bb_1, 0)) self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.digital_map_bb_1_0, 0)) self.connect((self.blocks_repack_bits_bb_1, 0), (self.blocks_char_to_float_1_0, 0)) self.connect((self.blocks_repack_bits_bb_1, 0), (self.blocks_file_sink_0_0_0_0, 0)) self.connect((self.blocks_repack_bits_bb_1_0, 0), (self.digital_protocol_parser_b_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0_0, 0), (self.blocks_char_to_float_1_0_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0_0, 0), (self.blocks_repack_bits_bb_0_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0_0, 0), (self.digital_protocol_formatter_bb_0, 0)) self.connect((self.blocks_tagged_stream_multiply_length_0_1, 0), (self.channels_channel_model_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.blocks_tag_debug_0_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_burst_shaper_xx_0_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.digital_corr_est_cc_0_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.qtgui_freq_sink_x_0, 0)) self.connect((self.channels_channel_model_0, 0), (self.blocks_throttle_0, 0)) self.connect((self.digital_binary_slicer_fb_0, 0), (self.blocks_repack_bits_bb_1, 0)) self.connect((self.digital_binary_slicer_fb_0_0, 0), (self.blocks_repack_bits_bb_1_0, 0)) self.connect((self.digital_burst_shaper_xx_0_0, 0), (self.pfb_arb_resampler_xxx_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_constellation_soft_decoder_cf_0_0, 0), (self.digital_binary_slicer_fb_0_0, 0)) self.connect((self.digital_constellation_soft_decoder_cf_0_1, 0), (self.digital_binary_slicer_fb_0, 0)) self.connect((self.digital_corr_est_cc_0_0, 0), (self.digital_pfb_clock_sync_xxx_0_1, 0)) self.connect((self.digital_header_payload_demux_0, 0), (self.digital_constellation_soft_decoder_cf_0_0, 0)) self.connect((self.digital_header_payload_demux_0, 1), (self.digital_constellation_soft_decoder_cf_0_1, 0)) self.connect((self.digital_map_bb_1, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.digital_map_bb_1_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.digital_pfb_clock_sync_xxx_0_1, 0), (self.digital_header_payload_demux_0, 0)) self.connect((self.digital_protocol_formatter_bb_0, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.digital_protocol_formatter_bb_0, 0), (self.blocks_tag_debug_0_0_0, 0)) self.connect((self.pfb_arb_resampler_xxx_0_0, 0), (self.blocks_tagged_stream_multiply_length_0_1, 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, 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, header_format=digital.header_format_default( digital.packet_utils.default_access_code, 0), length_tag_name='packet_len'): gr.top_block.__init__(self, "Fsk Msg") Qt.QWidget.__init__(self) self.setWindowTitle("Fsk Msg") try: self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc')) except: pass self.top_scroll_layout = Qt.QVBoxLayout() self.setLayout(self.top_scroll_layout) self.top_scroll = Qt.QScrollArea() self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame) self.top_scroll_layout.addWidget(self.top_scroll) self.top_scroll.setWidgetResizable(True) self.top_widget = Qt.QWidget() self.top_scroll.setWidget(self.top_widget) self.top_layout = Qt.QVBoxLayout(self.top_widget) self.top_grid_layout = Qt.QGridLayout() self.top_layout.addLayout(self.top_grid_layout) self.settings = Qt.QSettings("GNU Radio", "fsk_msg") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Parameters ################################################## self.header_format = header_format self.length_tag_name = length_tag_name ################################################## # Variables ################################################## self.samp_rate = samp_rate = 32000 ################################################## # Blocks ################################################## self.qtgui_edit_box_msg_0 = qtgui.edit_box_msg(qtgui.STRING, '', '', False, False, '') self._qtgui_edit_box_msg_0_win = sip.wrapinstance( self.qtgui_edit_box_msg_0.pyqwidget(), Qt.QWidget) self.top_layout.addWidget(self._qtgui_edit_box_msg_0_win) self.epy_block_0 = epy_block_0.msg_block() self.digital_protocol_formatter_bb_0 = digital.protocol_formatter_bb( header_format, length_tag_name) self.blocks_tagged_stream_to_pdu_0 = blocks.tagged_stream_to_pdu( blocks.byte_t, 'packet_len') self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_char * 1, length_tag_name, 0) self.blocks_pdu_to_tagged_stream_0 = blocks.pdu_to_tagged_stream( blocks.byte_t, 'packet_len') self.blocks_message_debug_0 = blocks.message_debug() ################################################## # Connections ################################################## self.msg_connect((self.blocks_tagged_stream_to_pdu_0, 'pdus'), (self.blocks_message_debug_0, 'print')) self.msg_connect((self.epy_block_0, 'msg_out'), (self.blocks_pdu_to_tagged_stream_0, 'pdus')) self.msg_connect((self.qtgui_edit_box_msg_0, 'msg'), (self.epy_block_0, 'msg_in')) self.connect((self.blocks_pdu_to_tagged_stream_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.blocks_pdu_to_tagged_stream_0, 0), (self.digital_protocol_formatter_bb_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.blocks_tagged_stream_to_pdu_0, 0)) self.connect((self.digital_protocol_formatter_bb_0, 0), (self.blocks_tagged_stream_mux_0, 0))
def __init__(self): gr.top_block.__init__(self, "SECUNDARY") Qt.QWidget.__init__(self) self.setWindowTitle("SECUNDARY") 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", "secundary") try: if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"): self.restoreGeometry( self.settings.value("geometry").toByteArray()) else: self.restoreGeometry(self.settings.value("geometry")) except: pass ################################################## # Variables ################################################## self.pilot_symbols = pilot_symbols = (( 1, 1, 1, -1, ), ) self.pilot_carriers = pilot_carriers = (( -21, -7, 7, 21, ), ) self.payload_mod = payload_mod = digital.constellation_bpsk() self.packet_length_tag_key = packet_length_tag_key = "packet_len" self.occupied_carriers = occupied_carriers = ( list(range(-26, -21)) + list(range(-20, -7)) + list(range(-6, 0)) + list(range(1, 7)) + list(range(8, 21)) + list(range(22, 27)), ) self.length_tag_key = length_tag_key = "packet_len" self.header_mod = header_mod = digital.constellation_bpsk() self.fft_len = fft_len = 64 self.tx_gain = tx_gain = 50 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.rx_gain = rx_gain = 50 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.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) self.hdr_format = hdr_format = digital.header_format_ofdm( occupied_carriers, 1, length_tag_key, ) ################################################## # Blocks ################################################## self._tx_gain_tool_bar = Qt.QToolBar(self) self._tx_gain_tool_bar.addWidget(Qt.QLabel('tx_gain' + ": ")) self._tx_gain_line_edit = Qt.QLineEdit(str(self.tx_gain)) self._tx_gain_tool_bar.addWidget(self._tx_gain_line_edit) self._tx_gain_line_edit.returnPressed.connect(lambda: self.set_tx_gain( eng_notation.str_to_num(str(self._tx_gain_line_edit.text())))) self.top_layout.addWidget(self._tx_gain_tool_bar) self._rx_gain_tool_bar = Qt.QToolBar(self) self._rx_gain_tool_bar.addWidget(Qt.QLabel('rx_gain' + ": ")) self._rx_gain_line_edit = Qt.QLineEdit(str(self.rx_gain)) self._rx_gain_tool_bar.addWidget(self._rx_gain_line_edit) self._rx_gain_line_edit.returnPressed.connect(lambda: self.set_rx_gain( eng_notation.str_to_num(str(self._rx_gain_line_edit.text())))) self.top_layout.addWidget(self._rx_gain_tool_bar) self.uhd_usrp_source_0_0_1 = uhd.usrp_source( ",".join(('serial=F5C243', "")), uhd.stream_args( cpu_format="fc32", args='', channels=list(range(0, 1)), ), ) self.uhd_usrp_source_0_0_1.set_center_freq(2400000000, 0) self.uhd_usrp_source_0_0_1.set_gain(rx_gain, 0) self.uhd_usrp_source_0_0_1.set_antenna('RX2', 0) self.uhd_usrp_source_0_0_1.set_samp_rate(samp_rate) self.uhd_usrp_source_0_0_1.set_time_unknown_pps(uhd.time_spec()) self.uhd_usrp_source_0_0 = uhd.usrp_source( ",".join(('serial=F5C234', "")), uhd.stream_args( cpu_format="fc32", args='', channels=list(range(0, 1)), ), ) self.uhd_usrp_source_0_0.set_center_freq(2450000000, 0) self.uhd_usrp_source_0_0.set_gain(rx_gain, 0) self.uhd_usrp_source_0_0.set_antenna('RX2', 0) self.uhd_usrp_source_0_0.set_samp_rate(samp_rate) self.uhd_usrp_source_0_0.set_time_unknown_pps(uhd.time_spec()) self.uhd_usrp_sink_0_0 = uhd.usrp_sink( ",".join(('serial=F5C234', "")), uhd.stream_args( cpu_format="fc32", args='', channels=list(range(0, 1)), ), length_tag_key, ) self.uhd_usrp_sink_0_0.set_center_freq(2400000000, 0) self.uhd_usrp_sink_0_0.set_gain(tx_gain, 0) self.uhd_usrp_sink_0_0.set_antenna('TX/RX', 0) self.uhd_usrp_sink_0_0.set_samp_rate(samp_rate) self.uhd_usrp_sink_0_0.set_time_unknown_pps(uhd.time_spec()) self.uhd_usrp_sink_0 = uhd.usrp_sink( ",".join(('serial=F5C243', "")), uhd.stream_args( cpu_format="fc32", args='', channels=list(range(0, 1)), ), length_tag_key, ) self.uhd_usrp_sink_0.set_center_freq(2450000000, 0) self.uhd_usrp_sink_0.set_gain(tx_gain, 0) self.uhd_usrp_sink_0.set_antenna('TX/RX', 0) self.uhd_usrp_sink_0.set_samp_rate(samp_rate) self.uhd_usrp_sink_0.set_time_unknown_pps(uhd.time_spec()) self.qtgui_sink_x_0_0 = qtgui.sink_c( 64, #fftsize firdes.WIN_BLACKMAN_hARRIS, #wintype 4000000000, #fc 50000, #bw 'SECUNDARY RX', #name True, #plotfreq True, #plotwaterfall True, #plottime True #plotconst ) self.qtgui_sink_x_0_0.set_update_time(1.0 / 10) self._qtgui_sink_x_0_0_win = sip.wrapinstance( self.qtgui_sink_x_0_0.pyqwidget(), Qt.QWidget) self.qtgui_sink_x_0_0.enable_rf_freq(False) self.top_layout.addWidget(self._qtgui_sink_x_0_0_win) self.fft_vxx_1_0_0_0_0_0 = fft.fft_vcc(fft_len, True, (), True, 1) self.fft_vxx_1_0_0_0_0 = fft.fft_vcc(fft_len, True, (), True, 1) self.fft_vxx_0_0_0_0_0_0_0 = fft.fft_vcc(fft_len, True, (), True, 1) self.fft_vxx_0_0_0_0_0_0 = 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, False, (), True, 1) self.epy_block_0_0 = epy_block_0_0.mac() self.epy_block_0 = epy_block_0.mac() self.digital_protocol_formatter_bb_0_0 = digital.protocol_formatter_bb( hdr_format, length_tag_key) self.digital_protocol_formatter_bb_0 = digital.protocol_formatter_bb( hdr_format, length_tag_key) self.digital_packet_headerparser_b_0_0_0_0_0_0 = digital.packet_headerparser_b( header_formatter.base()) self.digital_packet_headerparser_b_0_0_0_0_0 = digital.packet_headerparser_b( header_formatter.base()) self.digital_ofdm_sync_sc_cfb_0_0_0_0_0_0 = digital.ofdm_sync_sc_cfb( fft_len, fft_len // 4, False, 0.9) self.digital_ofdm_sync_sc_cfb_0_0_0_0_0 = digital.ofdm_sync_sc_cfb( fft_len, fft_len // 4, False, 0.9) self.digital_ofdm_serializer_vcc_payload_0_0_0_0_0 = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, packet_length_tag_key, 1, '', True) self.digital_ofdm_serializer_vcc_payload_0_0_0_0 = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, packet_length_tag_key, 1, '', True) self.digital_ofdm_serializer_vcc_header_0_0_0_0_0 = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, '', 0, '', True) self.digital_ofdm_serializer_vcc_header_0_0_0_0 = digital.ofdm_serializer_vcc( fft_len, occupied_carriers, length_tag_key, '', 0, '', True) self.digital_ofdm_frame_equalizer_vcvc_1_0_0_0_0_0 = digital.ofdm_frame_equalizer_vcvc( payload_equalizer.base(), fft_len // 4, length_tag_key, True, 0) self.digital_ofdm_frame_equalizer_vcvc_1_0_0_0_0 = digital.ofdm_frame_equalizer_vcvc( payload_equalizer.base(), fft_len // 4, length_tag_key, True, 0) self.digital_ofdm_frame_equalizer_vcvc_0_0_0_0_0_0 = digital.ofdm_frame_equalizer_vcvc( header_equalizer.base(), fft_len // 4, length_tag_key, True, 1) self.digital_ofdm_frame_equalizer_vcvc_0_0_0_0_0 = digital.ofdm_frame_equalizer_vcvc( header_equalizer.base(), fft_len // 4, length_tag_key, True, 1) self.digital_ofdm_cyclic_prefixer_0_0 = digital.ofdm_cyclic_prefixer( fft_len, fft_len + fft_len // 4, rolloff, length_tag_key) 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_0_0_0_0_0 = digital.ofdm_chanest_vcvc( sync_word1, sync_word2, 1, 0, 3, False) self.digital_ofdm_chanest_vcvc_0_0_0_0_0 = digital.ofdm_chanest_vcvc( sync_word1, sync_word2, 1, 0, 3, False) self.digital_ofdm_carrier_allocator_cvc_0_0 = digital.ofdm_carrier_allocator_cvc( fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), length_tag_key, True) 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, True) self.digital_header_payload_demux_0_0_0_0_0_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_header_payload_demux_0_0_0_0_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_1_0_0_0_0_0 = digital.constellation_decoder_cb( payload_mod.base()) self.digital_constellation_decoder_cb_1_0_0_0_0 = digital.constellation_decoder_cb( payload_mod.base()) self.digital_constellation_decoder_cb_0_0_0_0_0_0 = digital.constellation_decoder_cb( header_mod.base()) self.digital_constellation_decoder_cb_0_0_0_0_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_0 = digital.chunks_to_symbols_bc( payload_mod.points(), 1) 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_to_pdu_0_0_0_0 = blocks.tagged_stream_to_pdu( blocks.byte_t, length_tag_key) self.blocks_tagged_stream_to_pdu_0_0_0 = blocks.tagged_stream_to_pdu( blocks.byte_t, length_tag_key) self.blocks_tagged_stream_mux_0_0 = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, length_tag_key, 0) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux( gr.sizeof_gr_complex * 1, length_tag_key, 0) self.blocks_tag_gate_0_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, True) self.blocks_tag_gate_0_0.set_single_key("") self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, True) self.blocks_tag_gate_0.set_single_key("") self.blocks_repack_bits_bb_0_2_0 = blocks.repack_bits_bb( 8, payload_mod.bits_per_symbol(), length_tag_key, False, gr.GR_LSB_FIRST) self.blocks_repack_bits_bb_0_2 = blocks.repack_bits_bb( 8, payload_mod.bits_per_symbol(), length_tag_key, False, gr.GR_LSB_FIRST) self.blocks_repack_bits_bb_0_1_0_0_0_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_1_0_0_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_0_1_0 = blocks.repack_bits_bb( 8, 1, length_tag_key, False, gr.GR_LSB_FIRST) self.blocks_repack_bits_bb_0_0_1 = blocks.repack_bits_bb( 8, 1, length_tag_key, False, gr.GR_LSB_FIRST) self.blocks_pdu_to_tagged_stream_0_0_0 = blocks.pdu_to_tagged_stream( blocks.byte_t, length_tag_key) self.blocks_pdu_to_tagged_stream_0_0 = blocks.pdu_to_tagged_stream( blocks.byte_t, length_tag_key) self.blocks_multiply_xx_0_0_0_0_0_0 = blocks.multiply_vcc(1) self.blocks_multiply_xx_0_0_0_0_0 = blocks.multiply_vcc(1) self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_cc(50e-3) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_cc(50e-3) self.blocks_message_strobe_0 = blocks.message_strobe( pmt.intern("TEST"), 1000) self.blocks_message_debug_0 = blocks.message_debug() self.blocks_delay_0_0_0_0_0_0 = blocks.delay(gr.sizeof_gr_complex * 1, fft_len + fft_len // 4) self.blocks_delay_0_0_0_0_0 = blocks.delay(gr.sizeof_gr_complex * 1, fft_len + fft_len // 4) self.analog_frequency_modulator_fc_0_0_0_0_0_0 = analog.frequency_modulator_fc( -2.0 / fft_len) self.analog_frequency_modulator_fc_0_0_0_0_0 = analog.frequency_modulator_fc( -2.0 / fft_len) ################################################## # Connections ################################################## self.msg_connect((self.blocks_message_strobe_0, 'strobe'), (self.epy_block_0_0, 'time_unit')) self.msg_connect((self.blocks_tagged_stream_to_pdu_0_0_0, 'pdus'), (self.blocks_message_debug_0, 'print_pdu')) self.msg_connect((self.blocks_tagged_stream_to_pdu_0_0_0, 'pdus'), (self.epy_block_0_0, 'ack')) self.msg_connect((self.blocks_tagged_stream_to_pdu_0_0_0_0, 'pdus'), (self.epy_block_0, 'packet')) self.msg_connect( (self.digital_packet_headerparser_b_0_0_0_0_0, 'header_data'), (self.digital_header_payload_demux_0_0_0_0_0, 'header_data')) self.msg_connect( (self.digital_packet_headerparser_b_0_0_0_0_0_0, 'header_data'), (self.digital_header_payload_demux_0_0_0_0_0_0, 'header_data')) self.msg_connect((self.epy_block_0, 'ack'), (self.blocks_pdu_to_tagged_stream_0_0, 'pdus')) self.msg_connect((self.epy_block_0_0, 'transmit_packet'), (self.blocks_pdu_to_tagged_stream_0_0_0, 'pdus')) self.msg_connect((self.epy_block_0_0, 'channel_up'), (self.uhd_usrp_sink_0_0, 'command')) self.msg_connect((self.epy_block_0_0, 'channel_down'), (self.uhd_usrp_source_0_0, 'command')) self.connect((self.analog_frequency_modulator_fc_0_0_0_0_0, 0), (self.blocks_multiply_xx_0_0_0_0_0, 0)) self.connect((self.analog_frequency_modulator_fc_0_0_0_0_0_0, 0), (self.blocks_multiply_xx_0_0_0_0_0_0, 0)) self.connect((self.blocks_delay_0_0_0_0_0, 0), (self.blocks_multiply_xx_0_0_0_0_0, 1)) self.connect((self.blocks_delay_0_0_0_0_0_0, 0), (self.blocks_multiply_xx_0_0_0_0_0_0, 1)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_tag_gate_0, 0)) self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.blocks_tag_gate_0_0, 0)) self.connect((self.blocks_multiply_xx_0_0_0_0_0, 0), (self.digital_header_payload_demux_0_0_0_0_0, 0)) self.connect((self.blocks_multiply_xx_0_0_0_0_0_0, 0), (self.digital_header_payload_demux_0_0_0_0_0_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_0_0, 0), (self.blocks_repack_bits_bb_0_2, 0)) self.connect((self.blocks_pdu_to_tagged_stream_0_0, 0), (self.digital_protocol_formatter_bb_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_0_0_0, 0), (self.blocks_repack_bits_bb_0_2_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_0_0_0, 0), (self.digital_protocol_formatter_bb_0_0, 0)) self.connect((self.blocks_repack_bits_bb_0_0_1, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.blocks_repack_bits_bb_0_0_1_0, 0), (self.digital_chunks_to_symbols_xx_0_1, 0)) self.connect((self.blocks_repack_bits_bb_0_1_0_0_0_0, 0), (self.blocks_tagged_stream_to_pdu_0_0_0, 0)) self.connect((self.blocks_repack_bits_bb_0_1_0_0_0_0_0, 0), (self.blocks_tagged_stream_to_pdu_0_0_0_0, 0)) self.connect((self.blocks_repack_bits_bb_0_2, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.blocks_repack_bits_bb_0_2_0, 0), (self.digital_chunks_to_symbols_xx_0_0_0, 0)) self.connect((self.blocks_tag_gate_0, 0), (self.uhd_usrp_sink_0, 0)) self.connect((self.blocks_tag_gate_0_0, 0), (self.uhd_usrp_sink_0_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, 0), (self.digital_ofdm_carrier_allocator_cvc_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_chunks_to_symbols_xx_0_0_0, 0), (self.blocks_tagged_stream_mux_0_0, 1)) self.connect((self.digital_chunks_to_symbols_xx_0_1, 0), (self.blocks_tagged_stream_mux_0_0, 0)) self.connect((self.digital_constellation_decoder_cb_0_0_0_0_0, 0), (self.digital_packet_headerparser_b_0_0_0_0_0, 0)) self.connect((self.digital_constellation_decoder_cb_0_0_0_0_0_0, 0), (self.digital_packet_headerparser_b_0_0_0_0_0_0, 0)) self.connect((self.digital_constellation_decoder_cb_1_0_0_0_0, 0), (self.blocks_repack_bits_bb_0_1_0_0_0_0, 0)) self.connect((self.digital_constellation_decoder_cb_1_0_0_0_0_0, 0), (self.blocks_repack_bits_bb_0_1_0_0_0_0_0, 0)) self.connect((self.digital_header_payload_demux_0_0_0_0_0, 0), (self.fft_vxx_0_0_0_0_0_0, 0)) self.connect((self.digital_header_payload_demux_0_0_0_0_0, 1), (self.fft_vxx_1_0_0_0_0, 0)) self.connect((self.digital_header_payload_demux_0_0_0_0_0_0, 0), (self.fft_vxx_0_0_0_0_0_0_0, 0)) self.connect((self.digital_header_payload_demux_0_0_0_0_0_0, 1), (self.fft_vxx_1_0_0_0_0_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0), (self.fft_vxx_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0_0, 0), (self.fft_vxx_0_0, 0)) self.connect((self.digital_ofdm_chanest_vcvc_0_0_0_0_0, 0), (self.digital_ofdm_frame_equalizer_vcvc_0_0_0_0_0, 0)) self.connect((self.digital_ofdm_chanest_vcvc_0_0_0_0_0_0, 0), (self.digital_ofdm_frame_equalizer_vcvc_0_0_0_0_0_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0_0, 0), (self.blocks_multiply_const_vxx_0_0, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_0_0_0_0_0, 0), (self.digital_ofdm_serializer_vcc_header_0_0_0_0, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_0_0_0_0_0_0, 0), (self.digital_ofdm_serializer_vcc_header_0_0_0_0_0, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_1_0_0_0_0, 0), (self.digital_ofdm_serializer_vcc_payload_0_0_0_0, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_1_0_0_0_0_0, 0), (self.digital_ofdm_serializer_vcc_payload_0_0_0_0_0, 0)) self.connect((self.digital_ofdm_serializer_vcc_header_0_0_0_0, 0), (self.digital_constellation_decoder_cb_0_0_0_0_0, 0)) self.connect((self.digital_ofdm_serializer_vcc_header_0_0_0_0_0, 0), (self.digital_constellation_decoder_cb_0_0_0_0_0_0, 0)) self.connect((self.digital_ofdm_serializer_vcc_payload_0_0_0_0, 0), (self.digital_constellation_decoder_cb_1_0_0_0_0, 0)) self.connect((self.digital_ofdm_serializer_vcc_payload_0_0_0_0_0, 0), (self.digital_constellation_decoder_cb_1_0_0_0_0_0, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_0_0_0_0_0, 0), (self.analog_frequency_modulator_fc_0_0_0_0_0, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_0_0_0_0_0, 1), (self.digital_header_payload_demux_0_0_0_0_0, 1)) self.connect((self.digital_ofdm_sync_sc_cfb_0_0_0_0_0_0, 0), (self.analog_frequency_modulator_fc_0_0_0_0_0_0, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_0_0_0_0_0_0, 1), (self.digital_header_payload_demux_0_0_0_0_0_0, 1)) self.connect((self.digital_protocol_formatter_bb_0, 0), (self.blocks_repack_bits_bb_0_0_1, 0)) self.connect((self.digital_protocol_formatter_bb_0_0, 0), (self.blocks_repack_bits_bb_0_0_1_0, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0)) self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_cyclic_prefixer_0_0, 0)) self.connect((self.fft_vxx_0_0_0_0_0_0, 0), (self.digital_ofdm_chanest_vcvc_0_0_0_0_0, 0)) self.connect((self.fft_vxx_0_0_0_0_0_0_0, 0), (self.digital_ofdm_chanest_vcvc_0_0_0_0_0_0, 0)) self.connect((self.fft_vxx_1_0_0_0_0, 0), (self.digital_ofdm_frame_equalizer_vcvc_1_0_0_0_0, 0)) self.connect((self.fft_vxx_1_0_0_0_0_0, 0), (self.digital_ofdm_frame_equalizer_vcvc_1_0_0_0_0_0, 0)) self.connect((self.uhd_usrp_source_0_0, 0), (self.blocks_delay_0_0_0_0_0, 0)) self.connect((self.uhd_usrp_source_0_0, 0), (self.digital_ofdm_sync_sc_cfb_0_0_0_0_0, 0)) self.connect((self.uhd_usrp_source_0_0, 0), (self.qtgui_sink_x_0_0, 0)) self.connect((self.uhd_usrp_source_0_0_1, 0), (self.blocks_delay_0_0_0_0_0_0, 0)) self.connect((self.uhd_usrp_source_0_0_1, 0), (self.digital_ofdm_sync_sc_cfb_0_0_0_0_0_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") Qt.QWidget.__init__(self) self.setWindowTitle("OFDM Tx") 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", "ofdm_tx_virtualsource_qt") self.restoreGeometry( self.settings.value("geometry", type=QtCore.QByteArray)) ################################################## # 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.hdr_format = hdr_format = digital.header_format_ofdm( occupied_carriers, 1, length_tag_key, ) 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_axis_labels(True) self.qtgui_time_sink_x_0.enable_control_panel(False) self.qtgui_time_sink_x_0.enable_stem_plot(False) if not True: self.qtgui_time_sink_x_0.disable_legend() labels = ['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_grid_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_grid_layout.addWidget(self._qtgui_freq_sink_x_0_win) self.qtgui_const_sink_x_0 = qtgui.const_sink_c( 1024, #size "", #name 1 #number of inputs ) self.qtgui_const_sink_x_0.set_update_time(0.10) self.qtgui_const_sink_x_0.set_y_axis(-2, 2) self.qtgui_const_sink_x_0.set_x_axis(-2, 2) self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "") self.qtgui_const_sink_x_0.enable_autoscale(False) self.qtgui_const_sink_x_0.enable_grid(False) self.qtgui_const_sink_x_0.enable_axis_labels(True) if not True: self.qtgui_const_sink_x_0.disable_legend() labels = ['', '', '', '', '', '', '', '', '', ''] widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] colors = [ "blue", "red", "red", "red", "red", "red", "red", "red", "red", "red" ] styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0] markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0] alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0] for i in xrange(1): if len(labels[i]) == 0: self.qtgui_const_sink_x_0.set_line_label( i, "Data {0}".format(i)) else: self.qtgui_const_sink_x_0.set_line_label(i, labels[i]) self.qtgui_const_sink_x_0.set_line_width(i, widths[i]) self.qtgui_const_sink_x_0.set_line_color(i, colors[i]) self.qtgui_const_sink_x_0.set_line_style(i, styles[i]) self.qtgui_const_sink_x_0.set_line_marker(i, markers[i]) self.qtgui_const_sink_x_0.set_line_alpha(i, alphas[i]) self._qtgui_const_sink_x_0_win = sip.wrapinstance( self.qtgui_const_sink_x_0.pyqwidget(), Qt.QWidget) self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_win) self.fft_vxx_0 = fft.fft_vcc(fft_len, False, (()), True, 1) self.digital_protocol_formatter_bb_0 = digital.protocol_formatter_bb( hdr_format, length_tag_key) self.digital_ofdm_rx_0 = digital.ofdm_rx( fft_len=fft_len, cp_len=fft_len / 4, frame_length_tag_key='frame_' + "length", packet_length_tag_key="length", occupied_carriers=occupied_carriers, pilot_carriers=pilot_carriers, pilot_symbols=pilot_symbols, sync_word1=sync_word1, sync_word2=sync_word2, bps_header=1, bps_payload=2, debug_log=False, scramble_bits=False) 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.channels_channel_model_0 = channels.channel_model( noise_voltage=0.0, frequency_offset=0.0, epsilon=1.0, taps=(1.0 + 1.0j, ), noise_seed=0, block_tags=True) 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_tag_gate_0.set_single_key("") self.blocks_tag_debug_0 = blocks.tag_debug(gr.sizeof_char * 1, "Rx'd Packets", "") self.blocks_tag_debug_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_0 = blocks.repack_bits_bb( 8, 1, length_tag_key, False, 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_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_repack_bits_bb_0_0, 0), (self.digital_chunks_to_symbols_xx_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.channels_channel_model_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.qtgui_const_sink_x_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.channels_channel_model_0, 0), (self.digital_ofdm_rx_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_protocol_formatter_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_ofdm_rx_0, 0), (self.blocks_tag_debug_0, 0)) self.connect((self.digital_protocol_formatter_bb_0, 0), (self.blocks_repack_bits_bb_0_0, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0))
def __init__(self): gr.top_block.__init__(self, "Frame Sync") Qt.QWidget.__init__(self) self.setWindowTitle("Frame Sync") 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", "frame_sync") try: if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"): self.restoreGeometry(self.settings.value("geometry").toByteArray()) else: self.restoreGeometry(self.settings.value("geometry")) except: pass ################################################## # Variables ################################################## self.samp_rate = samp_rate = 32000 self.length_tag_key = length_tag_key = "# of bits" self.header_mod = header_mod = digital.constellation_bpsk() ################################################## # Blocks ################################################## self.digital_protocol_formatter_bb_0 = digital.protocol_formatter_bb(hdr_format, length_tag_key) self.digital_crc32_bb_0_0 = digital.crc32_bb(True, length_tag_key, True) self.digital_crc32_bb_0 = digital.crc32_bb(False, length_tag_key, True) self.digital_correlate_access_code_xx_ts_1 = digital.correlate_access_code_bb_ts(digital.packet_utils.default_access_code, 1, length_tag_key) self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(header_mod.base()) self.digital_chunks_to_symbols_xx_0_0_0_0_0_0_0_0 = digital.chunks_to_symbols_bc(header_mod.points(), 1) self.digital_chunks_to_symbols_xx_0_0_0_0_0 = digital.chunks_to_symbols_bc(header_mod.points(), 1) self.blocks_tagged_stream_to_pdu_0 = blocks.tagged_stream_to_pdu(blocks.byte_t, length_tag_key) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, length_tag_key, 0) self.blocks_tag_gate_0_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, False) self.blocks_tag_gate_0_0.set_single_key("") self.blocks_repack_bits_bb_0_0_1_0 = blocks.repack_bits_bb(8, header_mod.bits_per_symbol(), length_tag_key, False, gr.GR_MSB_FIRST) self.blocks_repack_bits_bb_0_0_1 = blocks.repack_bits_bb(8, header_mod.bits_per_symbol(), length_tag_key, False, gr.GR_MSB_FIRST) self.blocks_repack_bits_bb_0_0_0 = blocks.repack_bits_bb(1, 8, length_tag_key, False, gr.GR_MSB_FIRST) self.blocks_pdu_to_tagged_stream_1 = blocks.pdu_to_tagged_stream(blocks.byte_t, length_tag_key) self.blocks_message_strobe_0_0_0_0 = blocks.message_strobe(pmt.cons(pmt.make_dict(), pmt.pmt_to_python.numpy_to_uvector(numpy.array([ord(c) for c in "Beyond 5G"], numpy.uint8))), 1000) self.blocks_message_debug_0 = blocks.message_debug() self.blocks_add_xx_0 = blocks.add_vcc(1) self.analog_noise_source_x_0 = analog.noise_source_c(analog.GR_GAUSSIAN, 0.7, 0) ################################################## # Connections ################################################## self.msg_connect((self.blocks_message_strobe_0_0_0_0, 'strobe'), (self.blocks_pdu_to_tagged_stream_1, 'pdus')) self.msg_connect((self.blocks_tagged_stream_to_pdu_0, 'pdus'), (self.blocks_message_debug_0, 'print')) self.connect((self.analog_noise_source_x_0, 0), (self.blocks_add_xx_0, 1)) self.connect((self.blocks_add_xx_0, 0), (self.blocks_tag_gate_0_0, 0)) self.connect((self.blocks_pdu_to_tagged_stream_1, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.blocks_repack_bits_bb_0_0_0, 0), (self.digital_crc32_bb_0_0, 0)) self.connect((self.blocks_repack_bits_bb_0_0_1, 0), (self.digital_chunks_to_symbols_xx_0_0_0_0_0, 0)) self.connect((self.blocks_repack_bits_bb_0_0_1_0, 0), (self.digital_chunks_to_symbols_xx_0_0_0_0_0_0_0_0, 0)) self.connect((self.blocks_tag_gate_0_0, 0), (self.digital_constellation_decoder_cb_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.blocks_add_xx_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0_0_0_0_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.digital_chunks_to_symbols_xx_0_0_0_0_0_0_0_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_correlate_access_code_xx_ts_1, 0)) self.connect((self.digital_correlate_access_code_xx_ts_1, 0), (self.blocks_repack_bits_bb_0_0_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0_0_1, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.digital_protocol_formatter_bb_0, 0)) self.connect((self.digital_crc32_bb_0_0, 0), (self.blocks_tagged_stream_to_pdu_0, 0)) self.connect((self.digital_protocol_formatter_bb_0, 0), (self.blocks_repack_bits_bb_0_0_1_0, 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))