def test_003_lots_of_bytes (self):
""" Lots and lots of bytes, multiple packer stages """
src_data = tuple([random.randint(0, 255) for x in range(3*5*7*8 * 10)])
src = blocks.vector_source_b(src_data, False, 1)
repack1 = blocks.repack_bits_bb(8, 3)
repack2 = blocks.repack_bits_bb(3, 5)
repack3 = blocks.repack_bits_bb(5, 7)
repack4 = blocks.repack_bits_bb(7, 8)
sink = blocks.vector_sink_b()
self.tb.connect(src, repack1, repack2, repack3, repack4, sink)
self.tb.run ()
self.assertEqual(sink.data(), src_data)
def check_frame(self, payload, access_code, enable_crc):
##
# Print Info
print "----------------------------------------------------------------------"
print "Testing with:"
print "Payload: ", payload
print "Access code: ", access_code
print "CRC enabled: ", enable_crc
##
# Set up Blocks
src = blocks.vector_source_b(payload)
to_tagged_stream = blocks.stream_to_tagged_stream(gr.sizeof_char, 1,
len(payload), "packet_len")
encoder = frame_encoder("packet_len", enable_crc)
repacker = blocks.repack_bits_bb(8, 1, "", False, gr.GR_MSB_FIRST)
decoder = frame_decoder("frame_len", 48000, enable_crc)
dst = blocks.vector_sink_b()
##
# Connect Blocks
self.tb.connect(src,to_tagged_stream)
self.tb.connect(to_tagged_stream, encoder)
self.tb.connect(encoder, repacker)
self.tb.connect(repacker, decoder)
self.tb.connect(decoder, dst)
self.tb.run ()
##
# Check, if received payload matches original payload
self.assertEqual(payload, dst.data(), "Received Payload does not match with original")
print "Frame correct."
def create_header_blocks(self):
hdr_format = digital.header_format_ofdm(self.occupied_carriers, 1, self.len_tag_key)
self.protocol_formatter = digital.protocol_formatter_bb(hdr_format, self.len_tag_key)
self.repack_bits_hdr = blocks.repack_bits_bb(8, self.header_const.bits_per_symbol(),
self.len_tag_key, True, gr.GR_LSB_FIRST)
self.hdr_modulation = digital.chunks_to_symbols_bc(self.header_const.points(), 1)
def __init__(self, ipp1="127.0.0.1", ipp2="127.0.0.1", ipp3="127.0.0.1", ipp4="127.0.0.1", iptx="127.0.0.1", samp_rate=100):
gr.top_block.__init__(self, "OFDM Rx")
##################################################
# Parameters
##################################################
self.ipp1 = ipp1
self.ipp2 = ipp2
self.ipp3 = ipp3
self.ipp4 = ipp4
self.iptx = iptx
self.samp_rate = samp_rate
##################################################
# 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.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.zeromq_pull_source_0_0_0_0_0_0 = zeromq.pull_source(gr.sizeof_gr_complex, 64, "tcp://" + ipp2 + ":55521", 100, True)
self.my_number_sync_timestamp_0 = my.number_sync_timestamp()
self.fft_vxx_1 = fft.fft_vcc(fft_len, True, (), True, 1)
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_frame_equalizer_vcvc_1 = digital.ofdm_frame_equalizer_vcvc(payload_equalizer.base(), fft_len/4, length_tag_key, True, 0)
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.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(payload_mod.bits_per_symbol(), 8, packet_length_tag_key, True, gr.GR_LSB_FIRST)
##################################################
# Connections
##################################################
self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_crc32_bb_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.my_number_sync_timestamp_0, 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_payload, 0), (self.digital_constellation_decoder_cb_1, 0))
self.connect((self.fft_vxx_1, 0), (self.digital_ofdm_frame_equalizer_vcvc_1, 0))
self.connect((self.zeromq_pull_source_0_0_0_0_0_0, 0), (self.fft_vxx_1, 0))
def test_001_simple (self):
""" Very simple test, 2 bits -> 1 """
src_data = (0b11, 0b01, 0b10)
expected_data = (0b1, 0b1, 0b1, 0b0, 0b0, 0b1)
k = 2
l = 1
src = blocks.vector_source_b(src_data, False, 1)
repack = blocks.repack_bits_bb(k, l)
sink = blocks.vector_sink_b()
self.tb.connect(src, repack, sink)
self.tb.run ()
self.assertEqual(sink.data(), expected_data)
def test_002_three (self):
""" 8 -> 3 """
src_data = (0b11111101, 0b11111111, 0b11111111)
expected_data = (0b101,) + (0b111,) * 7
k = 8
l = 3
src = blocks.vector_source_b(src_data, False, 1)
repack = blocks.repack_bits_bb(k, l)
sink = blocks.vector_sink_b()
self.tb.connect(src, repack, sink)
self.tb.run ()
self.assertEqual(sink.data(), expected_data)
def test_002_crc_equal_unpacked (self):
""" Test unpacked operation with packed operation
"""
data = (0, 1, 2, 3, 4, 5, 6, 7, 8)
src = blocks.vector_source_b(data)
unpack1 = blocks.repack_bits_bb(8, 1, self.tsb_key, False, gr.GR_LSB_FIRST)
unpack2 = blocks.repack_bits_bb(8, 1, self.tsb_key, False, gr.GR_LSB_FIRST)
crc_unpacked = digital.crc32_bb(False, self.tsb_key, False)
crc_packed = digital.crc32_bb(False, self.tsb_key, True)
sink1 = blocks.tsb_vector_sink_b(tsb_key=self.tsb_key)
sink2 = blocks.tsb_vector_sink_b(tsb_key=self.tsb_key)
self.tb.connect(src,
blocks.stream_to_tagged_stream(
gr.sizeof_char, 1, len(data), self.tsb_key),
crc_packed, unpack1, sink1)
self.tb.connect(src,
blocks.stream_to_tagged_stream(
gr.sizeof_char, 1, len(data), self.tsb_key),
unpack2, crc_unpacked, sink2)
self.tb.run()
self.assertEqual(sink1.data(), sink2.data())
def test_005_three_with_tags_trailing (self):
""" 3 -> 8, trailing bits """
src_data = (0b101,) + (0b111,) * 4 + (0b001,)
expected_data = (0b11111101, 0b11111111)
k = 3
l = 8
src = blocks.vector_source_b(src_data, False, 1)
repack = blocks.repack_bits_bb(k, l, self.tsb_key, True)
sink = blocks.tsb_vector_sink_b(tsb_key=self.tsb_key)
self.tb.connect(
src,
blocks.stream_to_tagged_stream(gr.sizeof_char, 1, len(src_data), self.tsb_key),
repack,
sink
)
self.tb.run ()
self.assertEqual(len(sink.data()), 1)
self.assertEqual(sink.data()[0], expected_data)
def test_005_three_with_tags_trailing (self):
""" 3 -> 8, trailing bits """
src_data = (0b101,) + (0b111,) * 4 + (0b001,)
expected_data = (0b11111101, 0b11111111)
k = 3
l = 8
tag_name = "len"
tag = gr.tag_t()
tag.offset = 0
tag.key = pmt.string_to_symbol(tag_name)
tag.value = pmt.from_long(len(src_data))
src = blocks.vector_source_b(src_data, False, 1, (tag,))
repack = blocks.repack_bits_bb(k, l, tag_name, True)
sink = blocks.vector_sink_b()
self.tb.connect(src, repack, sink)
self.tb.run ()
self.assertEqual(sink.data(), expected_data)
try:
out_tag = sink.tags()[0]
except:
self.assertFail()
self.assertEqual(out_tag.offset, 0)
self.assertEqual(pmt.symbol_to_string(out_tag.key), tag_name)
self.assertEqual(pmt.to_long(out_tag.value), len(expected_data))
def __init__(self, constellation, packet_len_tag):
gr.hier_block2.__init__(
self,
"ofdm_symbol_demapper_cb",
gr.io_signature(1, 1, gr.sizeof_gr_complex),
gr.io_signature(1, 1, gr.sizeof_char)
)
self.constellation = constellation;
self.packet_len_tag = packet_len_tag;
payload_demod = digital.constellation_decoder_cb(
constellation = self.constellation.base()
)
payload_repack = blocks.repack_bits_bb(
k = self.constellation.bits_per_symbol(),
l = 8,
len_tag_key = self.packet_len_tag,
align_output = True
)
# Define blocks and connect them
self.connect(self, payload_demod, payload_repack, self)
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, "NC-OFDM loopback")
Qt.QWidget.__init__(self)
self.setWindowTitle("NC-OFDM loopback")
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", "ncofdm_loopback")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.pn_symbols = pn_symbols = (1, -1, -1, 1, 1, -1, -1, 1, 1, 1, -1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, -1, -1, 1, -1, -1, -1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, -1, -1, -1, 1, 1, -1, 1, 1, -1, -1, -1, 1, -1, -1, 1, -1, -1, 1, 1, -1, -1, 1, -1, 1, 1, 1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, 1, -1, 1, 1, 1, 1, -1, -1, -1, 1, 1, -1, 1, -1, -1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, 1, 1, -1, -1, -1, -1, -1, 1, -1, 1, 1, -1, -1, 1, 1, -1, 1, 1, 1, -1, 1, -1, 1, 1, -1, -1, 1, -1, 1, -1, -1, -1, 1, -1, 1, 1, -1, -1, 1, -1, -1, 1, 1, -1, 1, 1, -1, -1, -1, 1, 1, 1, -1, 1, 1, -1, 1, 1, -1, -1, 1, 1, -1, -1, -1, -1, -1, 1, 1, 1, 1, -1, 1, 1, 1, -1, 1, -1, 1, 1, -1, -1, 1, -1, -1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, -1, -1, 1, -1, -1, -1, 1, 1, -1, -1, -1, 1, 1, 1, 1, -1, 1, 1, 1, -1, 1, -1, -1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, 1, -1, 1, -1, -1, -1, 1, -1, -1, -1, 1, 1, -1, -1, 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-1, -1, -1, -1, 1, -1, 1, -1, -1, 1, -1, -1, -1, 1, -1, 1, -1, 1, 1, 1, -1, -1, 1, -1, -1, 1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, -1, 1, -1, 1, -1, -1, -1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, 1, -1, 1, -1, -1, 1, -1, -1, -1, 1, 1, -1, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 1, -1, -1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, 1, -1, 1, -1, 1, -1, -1, -1, -1, -1, 1, 1, 1, -1, -1, -1, 1, 1, 1, -1, -1, -1, -1, 1, 1, -1, -1, -1, 1, 1, -1, -1, 1, -1, -1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, -1, -1, 1, -1, -1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, -1, 1, -1, 1, 1, -1, 1, 1, 1, -1, 1, 1, -1, -1, 1, 1, -1, 1, -1, -1, 1, -1, 1, 1, -1, 1, 1, -1, 1, -1, 1, 1, -1, 1, 1, -1, 1, -1, -1, -1, 1, -1, -1, -1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, 1, -1, 1, -1, -1, -1, -1, -1, -1, 1, -1, -1, 1, 1, -1, 1, -1, -1, 1, 1, -1, 1, -1, 1, -1, -1, -1, 1, 1, -1, 1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, -1, -1, 1, -1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, -1, -1, 1, -1, -1, -1, 1, 1, -1, -1, 1, -1, 1, -1, -1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, 1, 1, -1, 1, -1, -1, -1, 1, 1, 1, -1, -1, 1, 1, 1, -1, -1, -1, 1, -1, -1, 1, -1, -1, -1, 1, -1, 1, -1, 1, -1, 1, -1, 1, 1, 1, 1, -1, -1, 1, 1, -1, 1, -1, -1, -1, -1, -1, -1, 1, 1, 1, -1, -1, -1, -1, -1, 1, 1, 1, -1, -1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, -1, -1, 1, 1, -1, 1, 1, -1, 1, -1, -1, 1, 1, -1, -1, 1, 1, 1, -1, 1, 1, 1, -1, 1, -1, -1, 1, -1, 1, 1, -1, -1, 1, -1, 1, -1, -1, 1, -1, 1, -1, -1, -1, -1, 1, -1, -1, 1, -1, -1, 1, 1, 1, -1, 1, 1, -1, -1, -1, -1, 1, -1, -1, -1, 1, 1, 1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, 1, 1, 1, -1, -1, 1, 1, -1, -1, 1, 1, -1, 1, 1, -1, -1, 1, 1, -1, -1, -1, -1, 1, -1, -1, 1, 1, -1, 1, 1, -1, -1, -1, -1, 1, -1, -1, -1, -1, -1, -1, -1, 1, 1, -1, -1, 1, -1, 1, 1, -1, -1, -1, -1, 1, 1, -1, 1, -1, 1, -1, 1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, -1, -1, -1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, 1, -1, -1, -1, -1, 1, 1, 1, 1, -1, -1, -1, 1, -1, -1, 1, 1, 1, 1, 1, 1, 1, -1, -1, -1, 1, 1, 1, 1, -1, -1, 1, 1, 1, 1, 1, 1, -1, -1, -1, 1, 1, 1, 1, 1, -1, 1, 1, 1, 1, 1, 1, -1, 1, -1, -1, -1, 1, 1, 1, -1, 1, 1, 1, -1, -1, 1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, -1, -1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, 1, -1, -1, 1, -1, -1, -1, 1, -1, -1, 1, 1, -1, -1, -1, 1, -1, 1, 1, -1, 1, 1, -1, -1, 1, -1, -1, 1, -1, 1, -1, 1, -1, 1, -1, -1, -1, -1, 1, -1, -1, 1, -1, -1, 1, -1, 1, 1, 1, 1, -1, -1, 1, -1, 1, 1, -1, 1, -1, 1, -1, -1, -1, -1, 1, -1, -1, 1, 1, 1, -1, 1, -1, -1, 1, 1, -1, -1, 1, 1, -1, 1, 1, 1, 1, -1, -1, 1, -1, 1, 1, -1, 1, 1, 1, 1, -1, -1, -1, 1, 1, -1, 1, 1, -1, 1, -1, -1, 1, -1, 1, -1, -1, -1, 1, 1, 1, 1, -1, -1, 1, -1, -1, -1, -1, -1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, 1, -1, 1, -1, 1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, 1, -1, -1, 1, -1, -1, -1, -1, 1, 1, 1, -1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, 1, 1, -1, -1, 1, -1, -1, 1, -1, -1, 1, 1, -1, -1, 1, 1, 1, 1, 1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, -1, -1, -1, 1, -1, -1, -1, 1, 1, 1, -1, -1, -1, 1, 1, 1, 1, -1, -1, -1, -1, 1, -1, -1, -1, 1, -1, -1, 1, 1, 1, 1, 1, -1, -1, 1, 1, 1, -1, -1, 1, -1, 1, 1, -1, -1, -1, 1, -1, -1, -1, 1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, -1, -1, -1, 1, -1, 1, -1, -1, 1, 1, 1, -1, -1, -1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, -1, 1, 1, -1, -1, -1, 1, -1, -1, 1, 1, 1, -1, 1, 1, -1, -1, -1, -1, -1, 1, -1, 1, 1, -1, 1, 1, -1, -1, -1, -1, -1, 1, 1, -1, -1, 1, 1, 1, -1, -1, -1, 1, 1, -1, -1, 1, -1, 1, 1, 1, -1, 1, -1, 1, 1, 1, -1, 1, -1, 1, 1, 1, -1, -1, -1, 1, 1, -1, -1, 1, 1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, 1, 1, -1, -1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, 1, 1, 1, 1, -1, 1, 1, -1, 1, -1, 1, -1, 1, -1, -1, 1, 1, -1, 1, -1, 1, -1, -1, 1, -1, 1, -1, 1, -1, 1, -1, -1, 1, 1, -1, 1, 1, -1, -1, -1, 1, 1, -1, -1, -1, 1, 1, -1, -1, -1, 1, -1, -1, 1, -1, 1, 1, 1, -1, 1, 1, -1, -1, -1, -1, 1, 1, -1, -1, -1, 1, -1, -1, 1, 1, 1, 1, -1, 1, -1, -1, -1, -1, -1, 1, -1, 1, -1, -1, 1, 1, -1, -1, 1, -1, -1, -1, 1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, 1, 1, 1, -1, 1, -1, 1, 1, -1, 1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, 1, -1, 1, -1, -1, -1, 1, 1, 1, -1, -1, -1, -1, -1, 1, -1, 1, 1, -1, 1, -1, -1, 1, 1, 1, -1, -1, -1, -1, -1, -1, 1, 1, 1, 1, 1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, 1, -1, 1, 1, -1, 1, 1, 1, 1, 1, 1, 1, -1, -1, -1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, 1, 1, -1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, 1, 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.occupied_carriers = occupied_carriers = (range(-31,32),)
self.length_tag_name = length_tag_name = "packet_len"
self.fft_len = fft_len = 64
self.ShSeqLen = ShSeqLen = 40
self.LgSeqLen = LgSeqLen = 320
self.DataSeqLen = DataSeqLen = 64
self.sync_len = sync_len = 20
self.samp_rate = samp_rate = 100000
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 = 100
self.ncofdm_amp = ncofdm_amp = 1
self.header_formatter = header_formatter = digital.packet_header_ofdm(occupied_carriers, 1, length_tag_name)
self.fileprefix = fileprefix = "/root/"
self.cp_len = cp_len = fft_len/4
self.cen_freq = cen_freq = 1500000000
self.ShThreshold = ShThreshold = 10
self.ShSymbols = ShSymbols = pn_symbols[0:ShSeqLen]
self.ShSeqRep = ShSeqRep = 8
self.ShRepThreshold = ShRepThreshold = 3.5
self.LgThreshold = LgThreshold = 100
self.LgSymbols = LgSymbols = pn_symbols[ShSeqLen:ShSeqLen+LgSeqLen]
self.DataSymbols = DataSymbols = pn_symbols[ShSeqLen+LgSeqLen:DataSeqLen+ShSeqLen+LgSeqLen]
self.DataLen = DataLen = DataSeqLen*20
##################################################
# Blocks
##################################################
self.ncofdm_stream2fftvector_0 = ncofdm.stream2fftvector(fft_len, cp_len)
self.ncofdm_ncofdm_carrier_allocator_0 = ncofdm.ncofdm_carrier_allocator(fft_len, occupied_carriers, (), (), "packet_len")
self._ncofdm_amp_layout = Qt.QVBoxLayout()
self._ncofdm_amp_tool_bar = Qt.QToolBar(self)
self._ncofdm_amp_layout.addWidget(self._ncofdm_amp_tool_bar)
self._ncofdm_amp_tool_bar.addWidget(Qt.QLabel("ncofdm_amp"+": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot('double')
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._ncofdm_amp_counter = qwt_counter_pyslot()
self._ncofdm_amp_counter.setRange(0, 2, 0.001)
self._ncofdm_amp_counter.setNumButtons(2)
self._ncofdm_amp_counter.setValue(self.ncofdm_amp)
self._ncofdm_amp_tool_bar.addWidget(self._ncofdm_amp_counter)
self._ncofdm_amp_counter.valueChanged.connect(self.set_ncofdm_amp)
self._ncofdm_amp_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._ncofdm_amp_slider.setRange(0, 2, 0.001)
self._ncofdm_amp_slider.setValue(self.ncofdm_amp)
self._ncofdm_amp_slider.setMinimumWidth(200)
self._ncofdm_amp_slider.valueChanged.connect(self.set_ncofdm_amp)
self._ncofdm_amp_layout.addWidget(self._ncofdm_amp_slider)
self.top_layout.addLayout(self._ncofdm_amp_layout)
self.ncofdm_add_cp_underlay_0 = ncofdm.add_cp_underlay(fft_len, cp_len, 20, 1280, ShSeqLen, ShSeqRep, ShSymbols, DataSeqLen, DataSymbols, LgSeqLen, LgSymbols, "packet_len")
self.ncofdm_ShortPNdetector_0 = ncofdm.ShortPNdetector(fft_len, cp_len, ShSeqRep, ShSeqLen, 1)
self.ncofdm_ShortPNcorr_0 = ncofdm.ShortPNcorr(fft_len, cp_len, ShSeqRep, ShSeqLen, (ShSymbols))
self.ncofdm_LongPNcorrV2_0 = ncofdm.LongPNcorrV2(fft_len, cp_len, LgSeqLen, (LgSymbols), 60, ShSeqRep*ShSeqLen+LgSeqLen+DataLen+10)
self.ncofdm_FreqOffCalc_0 = ncofdm.FreqOffCalc(fft_len, fft_len/4, ShSeqLen, ShSeqRep)
self.fft_vxx_1 = fft.fft_vcc(fft_len, True, (), True, 1)
self.fft_vxx_0 = fft.fft_vcc(fft_len, False, (()), True, 1)
self.digital_chunks_to_symbols_xx_0_0_0 = digital.chunks_to_symbols_bc((payload_mod.points()), 1)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0,
frequency_offset=0.0004,
epsilon=1.0,
taps=(1, ),
noise_seed=0,
block_tags=False
)
self.blocks_vector_to_stream_0_1 = blocks.vector_to_stream(gr.sizeof_gr_complex*1, fft_len)
self.blocks_vector_to_stream_0 = blocks.vector_to_stream(gr.sizeof_gr_complex*1, fft_len)
self.blocks_throttle_0_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
self.blocks_threshold_ff_0_0 = blocks.threshold_ff(ShRepThreshold, ShRepThreshold, 0)
self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream(gr.sizeof_char, 1, packet_len, "packet_len")
self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(8, payload_mod.bits_per_symbol(), length_tag_name, False, gr.GR_LSB_FIRST)
self.blocks_null_sink_1_0_0_0_1_1_0_0 = blocks.null_sink(gr.sizeof_gr_complex*1)
self.blocks_null_sink_1_0_0_0_1_1_0 = blocks.null_sink(gr.sizeof_gr_complex*1)
self.blocks_null_sink_1_0_0_0_1_0_0_0 = blocks.null_sink(gr.sizeof_int*1)
self.blocks_null_sink_1 = blocks.null_sink(gr.sizeof_gr_complex*1)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_gr_complex*1)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vcc(([1/(math.sqrt(44))]*fft_len))
self.blocks_moving_average_xx_0 = blocks.moving_average_ff(100, 0.01, 4000)
self.blocks_float_to_int_0 = blocks.float_to_int(1, 1)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_file_sink_1_0_0_0_3 = blocks.file_sink(gr.sizeof_gr_complex*1, fileprefix+"short.dat", False)
self.blocks_file_sink_1_0_0_0_3.set_unbuffered(False)
self.blocks_file_sink_1_0_0_0_2 = blocks.file_sink(gr.sizeof_gr_complex*1, fileprefix+"org.dat", False)
self.blocks_file_sink_1_0_0_0_2.set_unbuffered(False)
self.blocks_file_sink_1_0_0_0_1_1_1 = blocks.file_sink(gr.sizeof_float*1, fileprefix+"rxshth.dat", False)
self.blocks_file_sink_1_0_0_0_1_1_1.set_unbuffered(False)
self.blocks_file_sink_1_0_0_0_1_1_0 = blocks.file_sink(gr.sizeof_float*1, fileprefix+"lgth.dat", False)
self.blocks_file_sink_1_0_0_0_1_1_0.set_unbuffered(False)
self.blocks_file_sink_1_0_0_0_0_2_0 = blocks.file_sink(gr.sizeof_gr_complex*1, fileprefix+"txdata.dat", False)
self.blocks_file_sink_1_0_0_0_0_2_0.set_unbuffered(False)
self.blocks_file_sink_1_0_0_0_0_2 = blocks.file_sink(gr.sizeof_gr_complex*1, fileprefix+"rxd.dat", False)
self.blocks_file_sink_1_0_0_0_0_2.set_unbuffered(False)
self.blocks_file_sink_1_0_0_0_0_0 = blocks.file_sink(gr.sizeof_int*1, fileprefix+"corr.dat", False)
self.blocks_file_sink_1_0_0_0_0_0.set_unbuffered(False)
self.blocks_file_sink_1_0_0_0_0 = blocks.file_sink(gr.sizeof_gr_complex*1, fileprefix+"dec.dat", False)
self.blocks_file_sink_1_0_0_0_0.set_unbuffered(False)
self.blocks_file_sink_1_0_0_0 = blocks.file_sink(gr.sizeof_gr_complex*1, fileprefix+"long.dat", False)
self.blocks_file_sink_1_0_0_0.set_unbuffered(False)
self.blocks_delay_0_0_0_0_0_0_0 = blocks.delay(gr.sizeof_float*1, 2)
self.blocks_delay_0_0_0_0_0_0 = blocks.delay(gr.sizeof_float*1, 2)
self.blocks_delay_0_0_0_0_0 = blocks.delay(gr.sizeof_int*1, 1)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_complex_to_mag_0_0_0 = blocks.complex_to_mag(1)
self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1)
self.analog_random_source_x_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, 200, 10000)), True)
##################################################
# Connections
##################################################
self.connect((self.analog_random_source_x_0, 0), (self.blocks_stream_to_tagged_stream_0, 0))
self.connect((self.blocks_complex_to_mag_0, 0), (self.ncofdm_ShortPNdetector_0, 0))
self.connect((self.blocks_complex_to_mag_0_0_0, 0), (self.blocks_moving_average_xx_0, 0))
self.connect((self.blocks_complex_to_real_0, 0), (self.blocks_file_sink_1_0_0_0_1_1_0, 0))
self.connect((self.blocks_delay_0_0_0_0_0, 0), (self.ncofdm_FreqOffCalc_0, 1))
self.connect((self.blocks_delay_0_0_0_0_0_0, 0), (self.blocks_float_to_complex_0, 1))
self.connect((self.blocks_delay_0_0_0_0_0_0_0, 0), (self.blocks_float_to_complex_0, 0))
self.connect((self.blocks_float_to_complex_0, 0), (self.ncofdm_LongPNcorrV2_0, 1))
self.connect((self.blocks_float_to_int_0, 0), (self.blocks_delay_0_0_0_0_0, 0))
self.connect((self.blocks_moving_average_xx_0, 0), (self.ncofdm_LongPNcorrV2_0, 2))
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.ncofdm_add_cp_underlay_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.digital_chunks_to_symbols_xx_0_0_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.blocks_repack_bits_bb_0_0, 0))
self.connect((self.blocks_threshold_ff_0_0, 0), (self.blocks_delay_0_0_0_0_0_0, 0))
self.connect((self.blocks_threshold_ff_0_0, 0), (self.blocks_float_to_int_0, 0))
self.connect((self.blocks_throttle_0_0, 0), (self.channels_channel_model_0, 0))
self.connect((self.blocks_vector_to_stream_0, 0), (self.blocks_file_sink_1_0_0_0_0, 0))
self.connect((self.blocks_vector_to_stream_0, 0), (self.blocks_null_sink_1, 0))
self.connect((self.blocks_vector_to_stream_0_1, 0), (self.blocks_file_sink_1_0_0_0_0_2, 0))
self.connect((self.channels_channel_model_0, 0), (self.blocks_complex_to_mag_0_0_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.blocks_file_sink_1_0_0_0_2, 0))
self.connect((self.channels_channel_model_0, 0), (self.ncofdm_LongPNcorrV2_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.ncofdm_ShortPNcorr_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.ncofdm_stream2fftvector_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0_0_0, 0), (self.ncofdm_ncofdm_carrier_allocator_0, 0))
self.connect((self.fft_vxx_0, 0), (self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.fft_vxx_1, 0), (self.blocks_vector_to_stream_0, 0))
self.connect((self.ncofdm_FreqOffCalc_0, 0), (self.blocks_delay_0_0_0_0_0_0_0, 0))
self.connect((self.ncofdm_LongPNcorrV2_0, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.ncofdm_LongPNcorrV2_0, 1), (self.blocks_file_sink_1_0_0_0, 0))
self.connect((self.ncofdm_LongPNcorrV2_0, 2), (self.blocks_file_sink_1_0_0_0_0_0, 0))
self.connect((self.ncofdm_LongPNcorrV2_0, 2), (self.blocks_null_sink_1_0_0_0_1_0_0_0, 0))
self.connect((self.ncofdm_LongPNcorrV2_0, 1), (self.blocks_null_sink_1_0_0_0_1_1_0, 0))
self.connect((self.ncofdm_LongPNcorrV2_0, 0), (self.blocks_null_sink_1_0_0_0_1_1_0_0, 0))
self.connect((self.ncofdm_LongPNcorrV2_0, 2), (self.ncofdm_stream2fftvector_0, 1))
self.connect((self.ncofdm_ShortPNcorr_0, 1), (self.blocks_complex_to_mag_0, 0))
self.connect((self.ncofdm_ShortPNcorr_0, 1), (self.blocks_file_sink_1_0_0_0_3, 0))
self.connect((self.ncofdm_ShortPNcorr_0, 0), (self.blocks_null_sink_0, 0))
self.connect((self.ncofdm_ShortPNcorr_0, 1), (self.ncofdm_FreqOffCalc_0, 0))
self.connect((self.ncofdm_ShortPNdetector_0, 1), (self.blocks_file_sink_1_0_0_0_1_1_1, 0))
self.connect((self.ncofdm_ShortPNdetector_0, 0), (self.blocks_threshold_ff_0_0, 0))
self.connect((self.ncofdm_add_cp_underlay_0, 0), (self.blocks_file_sink_1_0_0_0_0_2_0, 0))
self.connect((self.ncofdm_add_cp_underlay_0, 0), (self.blocks_throttle_0_0, 0))
self.connect((self.ncofdm_ncofdm_carrier_allocator_0, 0), (self.blocks_vector_to_stream_0_1, 0))
self.connect((self.ncofdm_ncofdm_carrier_allocator_0, 0), (self.fft_vxx_0, 0))
self.connect((self.ncofdm_stream2fftvector_0, 0), (self.fft_vxx_1, 0))
def __init__(
self,
pilot_carriers=((-40, -14, 13, 39),),
pilot_symbols=((1, 1, 1, -1),),
occupied_carriers=(
[
-54,
-53,
-52,
-51,
-50,
-49,
-48,
-47,
-46,
-45,
-44,
-43,
-42,
-41,
-39,
-38,
-37,
-36,
-35,
-34,
-33,
-32,
-31,
-30,
-29,
-28,
-27,
-26,
-25,
-24,
-23,
-22,
-21,
-20,
-19,
-18,
-17,
-16,
-15,
-13,
-12,
-11,
-10,
-9,
-8,
-7,
-6,
-5,
-4,
-3,
-2,
-1,
1,
2,
3,
4,
5,
6,
7,
8,
9,
10,
11,
12,
14,
15,
16,
17,
18,
19,
20,
21,
22,
23,
24,
25,
26,
27,
28,
29,
30,
31,
32,
33,
34,
35,
36,
37,
38,
40,
41,
42,
43,
44,
45,
46,
47,
48,
49,
50,
51,
52,
53,
],
),
samp_rate=10000,
payload_mod="qpsk",
sync_word1=[
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
],
sync_word2=[
0j,
0j,
0j,
0j,
0j,
0j,
0j,
0j,
0j,
0j,
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
0j,
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
0j,
0j,
0j,
0j,
0j,
0j,
0j,
0j,
0j,
0j,
],
scramble_mode=0,
crc_mode=0,
clipper_mode=0,
filter_mode=1,
clipping_factor=10,
):
gr.hier_block2.__init__(
self,
"Ofdm Radio Hier",
gr.io_signaturev(2, 2, [gr.sizeof_char * 1, gr.sizeof_gr_complex * 1]),
gr.io_signaturev(2, 2, [gr.sizeof_char * 1, gr.sizeof_gr_complex * 1]),
)
##################################################
# Parameters
##################################################
self.pilot_carriers = pilot_carriers
self.pilot_symbols = pilot_symbols
self.occupied_carriers = occupied_carriers
self.samp_rate = samp_rate
self.sync_word1 = sync_word1
self.sync_word2 = sync_word2
self.scramble_mode = scramble_mode
self.crc_mode = crc_mode
self.clipping_factor = clipping_factor
self.clipper_mode = clipper_mode
self.filter_mode = filter_mode
if payload_mod == "qpsk":
self.payload_mod = payload_mod = digital.constellation_qpsk()
elif payload_mod == "qam16":
self.payload_mod = payload_mod = digital.qam.qam_constellation(16, True, "none", False)
elif payload_mod == "bpsk":
self.payload_mod = payload_mod = digital.constellation_bpsk()
##################################################
# Variables
##################################################
self.packet_length_tag_key = packet_length_tag_key = "packet_len"
self.length_tag_key = length_tag_key = "frame_len"
self.header_mod = header_mod = digital.constellation_bpsk()
self.fft_len = fft_len = (len(sync_word1) + len(sync_word2)) / 2
self.scramble_seed = scramble_seed = 0x7F
self.rolloff = rolloff = 0
self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 1
)
self.len_ocup_carr = len_ocup_carr = len(occupied_carriers[0])
self.header_formatter = header_formatter = digital.packet_header_ofdm(
occupied_carriers,
n_syms=1,
len_tag_key=packet_length_tag_key,
frame_len_tag_key=length_tag_key,
bits_per_header_sym=header_mod.bits_per_symbol(),
bits_per_payload_sym=payload_mod.bits_per_symbol(),
scramble_header=True,
)
self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols
)
self.forward_OOB = forward_OOB = [
0.40789374966665903,
3.2351160543115207,
11.253435139165413,
22.423991613997735,
27.99555756436666,
22.423991613997735,
11.253435139165425,
3.235116054311531,
0.40789374966666014,
]
self.feedback_OOB = feedback_OOB = [
1.0,
6.170110168740749,
16.888669609673336,
26.73762881119027,
26.75444043101795,
17.322358010203928,
7.091659316015212,
1.682084643429639,
0.17795354282083842,
]
self.cp_len_0 = cp_len_0 = fft_len / 4
self.cp_len = cp_len = fft_len / 4
self.active_carriers = active_carriers = len(occupied_carriers[0]) + 4
##################################################
# Blocks
##################################################
self.ofdm_tools_clipper_0 = ofdm_tools.clipper_cc(clipping_factor)
self.iir_filter_xxx_1 = filter.iir_filter_ccd((forward_OOB), (feedback_OOB), False)
self.fft_vxx_txpath = fft.fft_vcc(fft_len, False, (()), True, 1)
self.fft_vxx_2_rxpath = fft.fft_vcc(fft_len, True, (), True, 1)
self.fft_vxx_1_rxpath = fft.fft_vcc(fft_len, True, (()), True, 1)
self.digital_packet_headerparser_b_rxpath = digital.packet_headerparser_b(header_formatter.base())
self.digital_packet_headergenerator_bb_txpath = digital.packet_headergenerator_bb(
header_formatter.formatter(), "packet_len"
)
self.digital_ofdm_sync_sc_cfb_rxpath = digital.ofdm_sync_sc_cfb(fft_len, fft_len / 4, False)
self.digital_ofdm_serializer_vcc_payload_rxpath = digital.ofdm_serializer_vcc(
fft_len, occupied_carriers, length_tag_key, packet_length_tag_key, 1, "", True
)
self.digital_ofdm_serializer_vcc_header_rxpath = digital.ofdm_serializer_vcc(
fft_len, occupied_carriers, length_tag_key, "", 0, "", True
)
self.digital_ofdm_frame_equalizer_vcvc_2_rxpath = digital.ofdm_frame_equalizer_vcvc(
payload_equalizer.base(), cp_len, length_tag_key, True, 0
)
self.digital_ofdm_frame_equalizer_vcvc_1_rxpath = digital.ofdm_frame_equalizer_vcvc(
header_equalizer.base(), cp_len, length_tag_key, True, 1
)
self.digital_ofdm_cyclic_prefixer_txpath = digital.ofdm_cyclic_prefixer(
fft_len, fft_len + cp_len, rolloff, packet_length_tag_key
)
(self.digital_ofdm_cyclic_prefixer_txpath).set_min_output_buffer(24000)
self.digital_ofdm_chanest_vcvc_rxpath = digital.ofdm_chanest_vcvc((sync_word1), (sync_word2), 1, 0, 3, False)
self.digital_ofdm_carrier_allocator_cvc_txpath = digital.ofdm_carrier_allocator_cvc(
fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), packet_length_tag_key
)
(self.digital_ofdm_carrier_allocator_cvc_txpath).set_min_output_buffer(16000)
self.digital_header_payload_demux_rxpath = digital.header_payload_demux(
3, fft_len, cp_len, length_tag_key, "", True, gr.sizeof_gr_complex, "rx_time", samp_rate, ()
)
self.digital_crc32_bb_txpath = digital.crc32_bb(False, packet_length_tag_key)
self.digital_crc32_bb_rxpath = digital.crc32_bb(True, packet_length_tag_key)
self.digital_constellation_decoder_cb_1_rxpath = digital.constellation_decoder_cb(payload_mod.base())
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(header_mod.base())
self.digital_chunks_to_symbols_x_txpath = digital.chunks_to_symbols_bc((payload_mod.points()), 1)
self.digital_chunks_to_symbols_txpath = digital.chunks_to_symbols_bc((header_mod.points()), 1)
self.digital_additive_scrambler_bb_txpath_0 = digital.additive_scrambler_bb(
0x8A, 0x7F, 7, 0, bits_per_byte=8, reset_tag_key=self.packet_length_tag_key
)
self.digital_additive_scrambler_bb_rxpath_0 = digital.additive_scrambler_bb(
0x8A, 0x7F, 7, 0, bits_per_byte=8, reset_tag_key=self.packet_length_tag_key
)
self.blocks_tagged_stream_mux_txpath = blocks.tagged_stream_mux(
gr.sizeof_gr_complex * 1, packet_length_tag_key, 0
)
(self.blocks_tagged_stream_mux_txpath).set_min_output_buffer(16000)
self.blocks_tag_gate_txpath = blocks.tag_gate(gr.sizeof_gr_complex * 1, False)
self.blocks_repack_bits_bb_txpath = blocks.repack_bits_bb(
8, payload_mod.bits_per_symbol(), packet_length_tag_key, False
)
self.blocks_repack_bits_bb_rxpath = blocks.repack_bits_bb(
payload_mod.bits_per_symbol(), 8, packet_length_tag_key, True
)
self.blocks_multiply_xx_rxpath = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((0.01,))
self.blocks_delay_rxpath = blocks.delay(gr.sizeof_gr_complex * 1, fft_len + fft_len / 4)
self.blks2_selector_0_2 = grc_blks2.selector(
item_size=gr.sizeof_gr_complex * 1, num_inputs=2, num_outputs=1, input_index=clipper_mode, output_index=0
)
self.blks2_selector_0_1 = grc_blks2.selector(
item_size=gr.sizeof_char * 1, num_inputs=2, num_outputs=1, input_index=scramble_mode, output_index=0
)
self.blks2_selector_0_0_0 = grc_blks2.selector(
item_size=gr.sizeof_char * 1, num_inputs=2, num_outputs=1, input_index=scramble_mode, output_index=0
)
self.blks2_selector_0_0 = grc_blks2.selector(
item_size=gr.sizeof_char * 1, num_inputs=2, num_outputs=1, input_index=crc_mode, output_index=0
)
self.blks2_selector_0 = grc_blks2.selector(
item_size=gr.sizeof_char * 1, num_inputs=2, num_outputs=1, input_index=crc_mode, output_index=0
)
self.blks2_selector_0_2_0 = grc_blks2.selector(
item_size=gr.sizeof_gr_complex * 1, num_inputs=2, num_outputs=1, input_index=filter_mode, output_index=0
)
self.analog_frequency_modulator_fc_rxpath = analog.frequency_modulator_fc(-2.0 / fft_len)
self.analog_agc2_xx_0 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0.set_max_gain(65536)
##################################################
# Connections
##################################################
self.connect((self.digital_ofdm_sync_sc_cfb_rxpath, 0), (self.analog_frequency_modulator_fc_rxpath, 0))
self.connect((self.analog_agc2_xx_0, 0), (self.digital_ofdm_sync_sc_cfb_rxpath, 0))
self.connect((self.analog_agc2_xx_0, 0), (self.blocks_delay_rxpath, 0))
self.connect((self.digital_packet_headergenerator_bb_txpath, 0), (self.digital_chunks_to_symbols_txpath, 0))
self.connect((self.blocks_repack_bits_bb_txpath, 0), (self.digital_chunks_to_symbols_x_txpath, 0))
self.connect((self.digital_chunks_to_symbols_txpath, 0), (self.blocks_tagged_stream_mux_txpath, 0))
self.connect((self.digital_chunks_to_symbols_x_txpath, 0), (self.blocks_tagged_stream_mux_txpath, 1))
self.connect((self.digital_ofdm_cyclic_prefixer_txpath, 0), (self.blocks_tag_gate_txpath, 0))
self.connect((self.fft_vxx_txpath, 0), (self.digital_ofdm_cyclic_prefixer_txpath, 0))
self.connect((self.blocks_tagged_stream_mux_txpath, 0), (self.digital_ofdm_carrier_allocator_cvc_txpath, 0))
self.connect((self.digital_ofdm_carrier_allocator_cvc_txpath, 0), (self.fft_vxx_txpath, 0))
self.connect((self.digital_header_payload_demux_rxpath, 0), (self.fft_vxx_1_rxpath, 0))
self.connect((self.fft_vxx_1_rxpath, 0), (self.digital_ofdm_chanest_vcvc_rxpath, 0))
self.connect(
(self.digital_ofdm_frame_equalizer_vcvc_1_rxpath, 0), (self.digital_ofdm_serializer_vcc_header_rxpath, 0)
)
self.connect((self.digital_ofdm_chanest_vcvc_rxpath, 0), (self.digital_ofdm_frame_equalizer_vcvc_1_rxpath, 0))
self.connect((self.digital_header_payload_demux_rxpath, 1), (self.fft_vxx_2_rxpath, 0))
self.connect(
(self.digital_ofdm_frame_equalizer_vcvc_2_rxpath, 0), (self.digital_ofdm_serializer_vcc_payload_rxpath, 0)
)
self.connect((self.fft_vxx_2_rxpath, 0), (self.digital_ofdm_frame_equalizer_vcvc_2_rxpath, 0))
self.connect(
(self.digital_ofdm_serializer_vcc_payload_rxpath, 0), (self.digital_constellation_decoder_cb_1_rxpath, 0)
)
self.connect((self.digital_constellation_decoder_cb_1_rxpath, 0), (self.blocks_repack_bits_bb_rxpath, 0))
self.connect((self.digital_ofdm_serializer_vcc_header_rxpath, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.analog_frequency_modulator_fc_rxpath, 0), (self.blocks_multiply_xx_rxpath, 0))
self.connect((self.digital_ofdm_sync_sc_cfb_rxpath, 1), (self.digital_header_payload_demux_rxpath, 1))
self.connect((self.blocks_multiply_xx_rxpath, 0), (self.digital_header_payload_demux_rxpath, 0))
self.connect((self.blocks_delay_rxpath, 0), (self.blocks_multiply_xx_rxpath, 1))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_packet_headerparser_b_rxpath, 0))
self.connect((self, 0), (self.digital_crc32_bb_txpath, 0))
self.connect((self, 1), (self.analog_agc2_xx_0, 0))
self.connect((self.blocks_tag_gate_txpath, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self, 0), (self.blks2_selector_0, 0))
self.connect((self.digital_crc32_bb_txpath, 0), (self.blks2_selector_0, 1))
self.connect((self.blks2_selector_0_1, 0), (self.blocks_repack_bits_bb_txpath, 0))
self.connect((self.blks2_selector_0, 0), (self.digital_packet_headergenerator_bb_txpath, 0))
self.connect((self.blks2_selector_0, 0), (self.digital_additive_scrambler_bb_txpath_0, 0))
self.connect((self.digital_additive_scrambler_bb_txpath_0, 0), (self.blks2_selector_0_1, 1))
self.connect((self.blks2_selector_0, 0), (self.blks2_selector_0_1, 0))
self.connect((self.digital_crc32_bb_rxpath, 0), (self.blks2_selector_0_0, 1))
self.connect((self.digital_additive_scrambler_bb_rxpath_0, 0), (self.blks2_selector_0_0_0, 1))
self.connect((self.blocks_repack_bits_bb_rxpath, 0), (self.digital_additive_scrambler_bb_rxpath_0, 0))
self.connect((self.blocks_repack_bits_bb_rxpath, 0), (self.blks2_selector_0_0_0, 0))
self.connect((self.blks2_selector_0_0_0, 0), (self.digital_crc32_bb_rxpath, 0))
self.connect((self.blks2_selector_0_0_0, 0), (self.blks2_selector_0_0, 0))
self.connect((self.blks2_selector_0_0, 0), (self, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.ofdm_tools_clipper_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blks2_selector_0_2, 0))
self.connect(self.blks2_selector_0_2, self.iir_filter_xxx_1)
self.connect(self.blks2_selector_0_2, (self.blks2_selector_0_2_0, 0))
self.connect(self.iir_filter_xxx_1, (self.blks2_selector_0_2_0, 1))
self.connect(self.blks2_selector_0_2_0, (self, 1))
self.connect((self.ofdm_tools_clipper_0, 0), (self.blks2_selector_0_2, 1))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(
self.digital_packet_headerparser_b_rxpath,
"header_data",
self.digital_header_payload_demux_rxpath,
"header_data",
)
def __init__(self):
gr.top_block.__init__(self, "DL Demod training")
Qt.QWidget.__init__(self)
self.setWindowTitle("DL Demod training")
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_base")
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_length"
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_0 = length_tag_key_0 = "frame_len"
self.length_tag_key = length_tag_key = "packet_len"
self.header_mod = header_mod = digital.constellation_bpsk()
self.fft_len = fft_len = 64
self.errors = errors = 0
self.variable_qtgui_label_0 = variable_qtgui_label_0 = errors
self.training_mod = training_mod = 10
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.stop_button = stop_button = 0
self.stop_button_args = stop_button_args = None
self.start_button = start_button = 0
self.start_button_args = start_button_args = None
self.snr_stop = snr_stop = 12
self.snr_step = snr_step = 0.2
self.snr_start = snr_start = -4
self.samp_rate = samp_rate = 1e6
self.rolloff = rolloff = 0
self.reset_ber = reset_ber = 0
self.reset_ber_args = reset_ber_args = None
self.reset = reset = 0
self.reset_args = reset_args = None
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 = 256
self.mag = mag = -4
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_0,
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.gain_rx = gain_rx = 0
self.gain = gain = 30
self.freq = freq = 900e6
##################################################
# Blocks
##################################################
self._training_mod_tool_bar = Qt.QToolBar(self)
self._training_mod_tool_bar.addWidget(
Qt.QLabel('Alternate training every' + ": "))
self._training_mod_line_edit = Qt.QLineEdit(str(self.training_mod))
self._training_mod_tool_bar.addWidget(self._training_mod_line_edit)
self._training_mod_line_edit.returnPressed.connect(
lambda: self.set_training_mod(
int(str(self._training_mod_line_edit.text()))))
self.top_grid_layout.addWidget(self._training_mod_tool_bar, 4, 0, 1, 1)
for r in range(4, 5):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
self._mag_range = Range(snr_start, 20, 0.01, -4, 200)
self._mag_win = RangeWidget(self._mag_range, self.set_mag, 'Magnitude',
"counter_slider", float)
self.top_grid_layout.addWidget(self._mag_win, 2, 0, 2, 2)
for r in range(2, 4):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.learning_sweeper_0 = learning.sweeper(
self, np.arange(snr_start, snr_stop, snr_step), 200,
'learning_ber_bf_0', 'blocks_probe_signal_x_0', self.set_mag)
self.learning_dl_demod_0 = learning.dl_demod('packet_num',
packet_len * 4, 16,
training_mod, 0.05)
self.learning_ber_bf_0 = learning.ber_bf(False, 100, -7.0, 2)
self._gain_rx_range = Range(0, 90, .2, 0, 200)
self._gain_rx_win = RangeWidget(self._gain_rx_range, self.set_gain_rx,
'Amplitude Rx', "counter_slider",
float)
self.top_grid_layout.addWidget(self._gain_rx_win, 0, 2, 2, 1)
for r in range(0, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self._gain_range = Range(0, 90, .2, 30, 200)
self._gain_win = RangeWidget(self._gain_range, self.set_gain,
'Amplitude', "counter_slider", float)
self.top_grid_layout.addWidget(self._gain_win, 0, 0, 2, 2)
for r in range(0, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self._variable_qtgui_label_0_tool_bar = Qt.QToolBar(self)
if None:
self._variable_qtgui_label_0_formatter = None
else:
self._variable_qtgui_label_0_formatter = lambda x: str(x)
self._variable_qtgui_label_0_tool_bar.addWidget(
Qt.QLabel('Error count' + ": "))
self._variable_qtgui_label_0_label = Qt.QLabel(
str(
self._variable_qtgui_label_0_formatter(
self.variable_qtgui_label_0)))
self._variable_qtgui_label_0_tool_bar.addWidget(
self._variable_qtgui_label_0_label)
self.top_grid_layout.addWidget(self._variable_qtgui_label_0_tool_bar,
4, 1, 1, 1)
for r in range(4, 5):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
args='',
channels=[],
),
)
self.uhd_usrp_source_0.set_center_freq(freq, 0)
self.uhd_usrp_source_0.set_rx_agc(False, 0)
self.uhd_usrp_source_0.set_gain(gain_rx, 0)
self.uhd_usrp_source_0.set_antenna('RX2', 0)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
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=[],
),
'',
)
self.uhd_usrp_sink_0.set_center_freq(freq, 0)
self.uhd_usrp_sink_0.set_gain(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_now(uhd.time_spec(time.time()),
uhd.ALL_MBOARDS)
_stop_button_push_button = Qt.QPushButton('&Stop sweep')
def stop_button_handler():
if self.stop_button_args is not None:
self.set_stop_button(self.learning_sweeper_0.stop_sweep())
else:
self.set_stop_button(self.learning_sweeper_0.stop_sweep())
_stop_button_push_button.clicked.connect(stop_button_handler)
self.top_grid_layout.addWidget(_stop_button_push_button, 9, 0, 1, 1)
for r in range(9, 10):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
_start_button_push_button = Qt.QPushButton('&Start sweep')
def start_button_handler():
if self.start_button_args is not None:
self.set_start_button(self.learning_sweeper_0.start_sweep())
else:
self.set_start_button(self.learning_sweeper_0.start_sweep())
_start_button_push_button.clicked.connect(start_button_handler)
self.top_grid_layout.addWidget(_start_button_push_button, 8, 0, 1, 1)
for r in range(8, 9):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
_reset_ber_push_button = Qt.QPushButton(
"Reset &BER last: {}".format(reset_ber))
def reset_ber_handler():
if self.reset_ber_args is not None:
self.set_reset_ber(self.learning_ber_bf_0.reset_counters())
else:
self.set_reset_ber(self.learning_ber_bf_0.reset_counters())
_reset_ber_push_button.clicked.connect(reset_ber_handler)
self.top_grid_layout.addWidget(_reset_ber_push_button, 5, 1, 1, 1)
for r in range(5, 6):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
_reset_push_button = Qt.QPushButton('&Reset model state')
def reset_handler():
if self.reset_args is not None:
self.set_reset(self.learning_dl_demod_0.reset())
else:
self.set_reset(self.learning_dl_demod_0.reset())
_reset_push_button.clicked.connect(reset_handler)
self.top_grid_layout.addWidget(_reset_push_button, 5, 0, 1, 1)
for r in range(5, 6):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_vector_sink_f_0 = qtgui.vector_sink_f(
len(np.arange(snr_start, snr_stop, snr_step)),
snr_start,
snr_step,
"Eb/N0",
"BER (log)",
"BER Curve",
2 # Number of inputs
)
self.qtgui_vector_sink_f_0.set_update_time(0.10)
self.qtgui_vector_sink_f_0.set_y_axis(-7, 0)
self.qtgui_vector_sink_f_0.enable_autoscale(False)
self.qtgui_vector_sink_f_0.enable_grid(False)
self.qtgui_vector_sink_f_0.set_x_axis_units("")
self.qtgui_vector_sink_f_0.set_y_axis_units("")
self.qtgui_vector_sink_f_0.set_ref_level(0)
labels = ['Measure', 'Theory', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(2):
if len(labels[i]) == 0:
self.qtgui_vector_sink_f_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_vector_sink_f_0.set_line_label(i, labels[i])
self.qtgui_vector_sink_f_0.set_line_width(i, widths[i])
self.qtgui_vector_sink_f_0.set_line_color(i, colors[i])
self.qtgui_vector_sink_f_0.set_line_alpha(i, alphas[i])
self._qtgui_vector_sink_f_0_win = sip.wrapinstance(
self.qtgui_vector_sink_f_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_vector_sink_f_0_win, 8, 1,
2, 1)
for r in range(8, 10):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_0_0 = qtgui.time_sink_f(
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, "packet_num")
self.qtgui_time_sink_x_0_0.enable_autoscale(False)
self.qtgui_time_sink_x_0_0.enable_grid(False)
self.qtgui_time_sink_x_0_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0_0.enable_control_panel(False)
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(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, 6, 1,
2, 2)
for r in range(6, 8):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_number_sink_1_0 = qtgui.number_sink(gr.sizeof_float, 0,
qtgui.NUM_GRAPH_HORIZ,
1)
self.qtgui_number_sink_1_0.set_update_time(0.10)
self.qtgui_number_sink_1_0.set_title("BER")
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 range(1):
self.qtgui_number_sink_1_0.set_min(i, 0)
self.qtgui_number_sink_1_0.set_max(i, 100)
self.qtgui_number_sink_1_0.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_1_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_1_0.set_label(i, labels[i])
self.qtgui_number_sink_1_0.set_unit(i, units[i])
self.qtgui_number_sink_1_0.set_factor(i, factor[i])
self.qtgui_number_sink_1_0.enable_autoscale(False)
self._qtgui_number_sink_1_0_win = sip.wrapinstance(
self.qtgui_number_sink_1_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_number_sink_1_0_win, 4, 2,
2, 1)
for r in range(4, 6):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_number_sink_1 = qtgui.number_sink(gr.sizeof_float, 0.8,
qtgui.NUM_GRAPH_HORIZ, 1)
self.qtgui_number_sink_1.set_update_time(0.10)
self.qtgui_number_sink_1.set_title("Eb/No")
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 range(1):
self.qtgui_number_sink_1.set_min(i, 0)
self.qtgui_number_sink_1.set_max(i, 100)
self.qtgui_number_sink_1.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_1.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_1.set_label(i, labels[i])
self.qtgui_number_sink_1.set_unit(i, units[i])
self.qtgui_number_sink_1.set_factor(i, factor[i])
self.qtgui_number_sink_1.enable_autoscale(False)
self._qtgui_number_sink_1_win = sip.wrapinstance(
self.qtgui_number_sink_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_number_sink_1_win, 2, 2, 2,
1)
for r in range(2, 4):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
1024, #size
"", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0.set_update_time(0.10)
self.qtgui_const_sink_x_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, "")
self.qtgui_const_sink_x_0.enable_autoscale(False)
self.qtgui_const_sink_x_0.enable_grid(False)
self.qtgui_const_sink_x_0.enable_axis_labels(True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_win = sip.wrapinstance(
self.qtgui_const_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_win, 6, 0, 2,
1)
for r in range(6, 8):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
self.learning_tag_numerotation_0 = learning.tag_numerotation(
'packet_num', packet_len * 4, 4096, "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)
def _errors_probe():
while True:
val = self.learning_ber_bf_0.total_errors()
try:
self.set_errors(val)
except AttributeError:
pass
time.sleep(1.0 / (10))
_errors_thread = threading.Thread(target=_errors_probe)
_errors_thread.daemon = True
_errors_thread.start()
self.epy_block_0 = epy_block_0.alignement(tag_name="packet_num",
frame_size=packet_len * 4)
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, 0.95)
self.digital_ofdm_serializer_vcc_payload = digital.ofdm_serializer_vcc(
fft_len, occupied_carriers, length_tag_key_0,
packet_length_tag_key, 1, '', True)
self.digital_ofdm_serializer_vcc_header = digital.ofdm_serializer_vcc(
fft_len, occupied_carriers, length_tag_key_0, '', 0, '', True)
self.digital_ofdm_frame_equalizer_vcvc_1 = digital.ofdm_frame_equalizer_vcvc(
payload_equalizer.base(), fft_len // 4, length_tag_key_0, True, 0)
self.digital_ofdm_frame_equalizer_vcvc_0 = digital.ofdm_frame_equalizer_vcvc(
header_equalizer.base(), fft_len // 4, length_tag_key_0, 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_0, "", True,
gr.sizeof_gr_complex, "rx_time", int(samp_rate), (), 0)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
header_mod.base())
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_mux_0 = blocks.tagged_stream_mux(
gr.sizeof_gr_complex * 1, length_tag_key, 0)
self.blocks_sub_xx_0_0 = blocks.sub_cc(1)
self.blocks_sub_xx_0 = blocks.sub_ff(1)
self.blocks_stream_to_tagged_stream_0_0 = blocks.stream_to_tagged_stream(
gr.sizeof_char, 1, packet_len, length_tag_key)
self.blocks_repack_bits_bb_0_0_0 = blocks.repack_bits_bb(
8, 1, length_tag_key, False, gr.GR_LSB_FIRST)
self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(
8, payload_mod.bits_per_symbol(), length_tag_key, False,
gr.GR_LSB_FIRST)
self.blocks_probe_signal_x_0 = blocks.probe_signal_f()
self.blocks_nlog10_ff_0 = blocks.nlog10_ff(-10, 1,
10 * np.log10(4 / 2))
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_xx_0 = blocks.multiply_const_cc(0.05, 1)
self.blocks_moving_average_xx_0 = blocks.moving_average_ff(
5000, 1.0 / 5000, 4000, 1)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1,
fft_len + fft_len // 4)
self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(1)
self.blocks_char_to_float_0_0_0 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_0_0 = blocks.char_to_float(1, 1)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.analog_random_source_x_0_0 = blocks.vector_source_b(
list(map(int, numpy.random.randint(0, 255, 1000))), True)
self.analog_noise_source_x_0 = analog.noise_source_c(
analog.GR_GAUSSIAN,
np.sqrt(10**(np.log10(2) - (mag / 10.0))) * 1, -1)
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, 1))
self.connect((self.analog_noise_source_x_0, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.analog_random_source_x_0_0, 0),
(self.blocks_stream_to_tagged_stream_0_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.epy_block_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.qtgui_const_sink_x_0, 0))
self.connect((self.blocks_char_to_float_0_0, 0),
(self.blocks_sub_xx_0, 0))
self.connect((self.blocks_char_to_float_0_0_0, 0),
(self.blocks_sub_xx_0, 1))
self.connect((self.blocks_complex_to_mag_squared_0, 0),
(self.blocks_moving_average_xx_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_moving_average_xx_0, 0),
(self.blocks_nlog10_ff_0, 0))
self.connect((self.blocks_multiply_const_xx_0, 0),
(self.uhd_usrp_sink_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.digital_header_payload_demux_0, 0))
self.connect((self.blocks_nlog10_ff_0, 0),
(self.qtgui_number_sink_1, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0),
(self.learning_tag_numerotation_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0, 0),
(self.digital_chunks_to_symbols_xx_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_sub_xx_0, 0),
(self.qtgui_time_sink_x_0_0, 0))
self.connect((self.blocks_sub_xx_0_0, 0),
(self.blocks_complex_to_mag_squared_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_chunks_to_symbols_xx_0_0_0, 0),
(self.blocks_sub_xx_0_0, 1))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_packet_headerparser_b_0, 0))
self.connect((self.digital_header_payload_demux_0, 0),
(self.fft_vxx_0, 0))
self.connect((self.digital_header_payload_demux_0, 1),
(self.fft_vxx_1, 0))
self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0),
(self.fft_vxx_0_0, 0))
self.connect((self.digital_ofdm_chanest_vcvc_0, 0),
(self.digital_ofdm_frame_equalizer_vcvc_0, 0))
self.connect((self.digital_ofdm_cyclic_prefixer_0, 0),
(self.blocks_multiply_const_xx_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_add_xx_0, 0))
self.connect((self.digital_ofdm_sync_sc_cfb_0, 0),
(self.analog_frequency_modulator_fc_0, 0))
self.connect((self.digital_ofdm_sync_sc_cfb_0, 1),
(self.digital_header_payload_demux_0, 1))
self.connect((self.digital_protocol_formatter_bb_0, 0),
(self.blocks_repack_bits_bb_0_0_0, 0))
self.connect((self.epy_block_0, 0), (self.blocks_sub_xx_0_0, 0))
self.connect((self.epy_block_0, 1),
(self.digital_chunks_to_symbols_xx_0_0_0, 0))
self.connect((self.epy_block_0, 0), (self.learning_dl_demod_0, 0))
self.connect((self.epy_block_0, 1), (self.learning_dl_demod_0, 1))
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.learning_ber_bf_0, 0),
(self.blocks_probe_signal_x_0, 0))
self.connect((self.learning_ber_bf_0, 0),
(self.qtgui_number_sink_1_0, 0))
self.connect((self.learning_dl_demod_0, 0),
(self.blocks_char_to_float_0_0, 0))
self.connect((self.learning_dl_demod_0, 1),
(self.blocks_char_to_float_0_0_0, 0))
self.connect((self.learning_dl_demod_0, 0),
(self.learning_ber_bf_0, 0))
self.connect((self.learning_dl_demod_0, 1),
(self.learning_ber_bf_0, 1))
self.connect((self.learning_sweeper_0, 0),
(self.qtgui_vector_sink_f_0, 0))
self.connect((self.learning_sweeper_0, 1),
(self.qtgui_vector_sink_f_0, 1))
self.connect((self.learning_tag_numerotation_0, 0),
(self.digital_chunks_to_symbols_xx_0_0, 0))
self.connect((self.learning_tag_numerotation_0, 0),
(self.epy_block_0, 1))
self.connect((self.uhd_usrp_source_0, 0), (self.blocks_delay_0, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.digital_ofdm_sync_sc_cfb_0, 0))
def __init__(self, puncpat='11'):
gr.top_block.__init__(self, "Tx No Gui")
##################################################
# Parameters
##################################################
self.puncpat = puncpat
##################################################
# Variables
##################################################
self.sps = sps = 4
self.samp_rate_array_MCR = samp_rate_array_MCR = [
7500000, 5000000, 3750000, 3000000, 2500000, 2000000, 1500000,
1000000, 937500, 882352, 833333, 714285, 533333, 500000, 421052,
400000, 380952
]
self.nfilts = nfilts = 32
self.eb = eb = 0.22
self.H = H = fec.ldpc_H_matrix(
'/usr/local/share/gnuradio/fec/ldpc/n_1100_k_0442_gap_24.alist',
24)
self.vector = vector = [int(random.random() * 4) for i in range(49600)]
self.variable_qtgui_range_0_0 = variable_qtgui_range_0_0 = 55
self.tx_rrc_taps = tx_rrc_taps = firdes.root_raised_cosine(
nfilts, nfilts, 1.0, eb, 11 * sps * nfilts)
self.samp_rate = samp_rate = samp_rate_array_MCR[6]
self.pld_enc = pld_enc = map(
(lambda a: fec.ldpc_par_mtrx_encoder_make_H(H)), range(0, 8))
self.pld_const = pld_const = digital.constellation_rect(([
0.707 + 0.707j, -0.707 + 0.707j, -0.707 - 0.707j, 0.707 - 0.707j
]), ([0, 1, 2, 3]), 4, 2, 2, 1, 1).base()
self.pld_const.gen_soft_dec_lut(8)
self.frequencia_usrp = frequencia_usrp = 24e8
self.Y = Y = 0
self.X = X = 4
self.P_SIZE = P_SIZE = 2
self.P_PATTERN = P_PATTERN = 5
self.P = P = 0
self.MCR = MCR = "master_clock_rate=60e6"
##################################################
# Blocks
##################################################
self.uhd_usrp_sink_0_0 = uhd.usrp_sink(
",".join(("serial=F5EAE1", MCR)),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0_0.set_time_now(uhd.time_spec(time.time()),
uhd.ALL_MBOARDS)
self.uhd_usrp_sink_0_0.set_center_freq(frequencia_usrp, 0)
self.uhd_usrp_sink_0_0.set_gain(variable_qtgui_range_0_0, 0)
self.uhd_usrp_sink_0_0.set_antenna('TX/RX', 0)
self.scrambler_cpp_additive_scrambler_0 = scrambler_cpp.additive_scrambler(
0x8A, 0x7F, 7, 440 - 8)
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(
sps, taps=(tx_rrc_taps), flt_size=nfilts)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
self.insert_vec_cpp_new_vec_0 = insert_vec_cpp.new_vec((vector))
self.fec_puncture_xx_0 = fec.puncture_bb(2, 3, 0)
self.fec_extended_encoder_0 = fec.extended_encoder(
encoder_obj_list=pld_enc, threading='capillary', puncpat=puncpat)
self.digital_diff_encoder_bb_0 = digital.diff_encoder_bb(
pld_const.arity())
self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc(
(pld_const.points()), 1)
self.blocks_vector_source_x_0_0_1 = blocks.vector_source_b([0], True,
1, [])
self.blocks_vector_source_x_0_0_0 = blocks.vector_source_b([0], True,
1, [])
self.blocks_vector_source_x_0_0 = blocks.vector_source_b([0], True, 1,
[])
self.blocks_stream_mux_0_1_0_0 = blocks.stream_mux(
gr.sizeof_char * 1, (96, (1100 + X - P) + Y))
self.blocks_stream_mux_0_0_1 = blocks.stream_mux(
gr.sizeof_char * 1, ((1100 + X - P), Y))
self.blocks_stream_mux_0_0_0 = blocks.stream_mux(
gr.sizeof_char * 1, (1100, X))
self.blocks_stream_mux_0_0 = blocks.stream_mux(gr.sizeof_char * 1,
(440, 2))
self.blocks_repack_bits_bb_1_0_0_1 = blocks.repack_bits_bb(
8, 1, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_1_0_0_0 = blocks.repack_bits_bb(
1, pld_const.bits_per_symbol(), '', False, gr.GR_MSB_FIRST)
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc((0.7, ))
self.blocks_file_source_0_0_1_0_1 = blocks.file_source(
gr.sizeof_char * 1,
'/home/andre/Desktop/Files_To_Transmit/trasmit_1_mb.txt', False)
self.blocks_file_source_0_0_1_0_1.set_begin_tag(pmt.PMT_NIL)
self.acode_1104 = blocks.vector_source_b([
0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1,
0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1,
0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1,
0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0,
0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0,
0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0,
0x0, 0x1, 0x0, 0x1, 0x0
], True, 1, [])
##################################################
# Connections
##################################################
self.connect((self.acode_1104, 0), (self.blocks_stream_mux_0_1_0_0, 0))
self.connect((self.blocks_file_source_0_0_1_0_1, 0),
(self.blocks_repack_bits_bb_1_0_0_1, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0),
(self.uhd_usrp_sink_0_0, 0))
self.connect((self.blocks_repack_bits_bb_1_0_0_0, 0),
(self.insert_vec_cpp_new_vec_0, 0))
self.connect((self.blocks_repack_bits_bb_1_0_0_1, 0),
(self.scrambler_cpp_additive_scrambler_0, 0))
self.connect((self.blocks_stream_mux_0_0, 0),
(self.fec_extended_encoder_0, 0))
self.connect((self.blocks_stream_mux_0_0_0, 0),
(self.fec_puncture_xx_0, 0))
self.connect((self.blocks_stream_mux_0_0_1, 0),
(self.blocks_stream_mux_0_1_0_0, 1))
self.connect((self.blocks_stream_mux_0_1_0_0, 0),
(self.blocks_repack_bits_bb_1_0_0_0, 0))
self.connect((self.blocks_vector_source_x_0_0, 0),
(self.blocks_stream_mux_0_0, 1))
self.connect((self.blocks_vector_source_x_0_0_0, 0),
(self.blocks_stream_mux_0_0_0, 1))
self.connect((self.blocks_vector_source_x_0_0_1, 0),
(self.blocks_stream_mux_0_0_1, 1))
self.connect((self.digital_chunks_to_symbols_xx_0_0, 0),
(self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.digital_diff_encoder_bb_0, 0),
(self.digital_chunks_to_symbols_xx_0_0, 0))
self.connect((self.fec_extended_encoder_0, 0),
(self.blocks_stream_mux_0_0_0, 0))
self.connect((self.fec_puncture_xx_0, 0),
(self.blocks_stream_mux_0_0_1, 0))
self.connect((self.insert_vec_cpp_new_vec_0, 0),
(self.digital_diff_encoder_bb_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0),
(self.blocks_multiply_const_vxx_1, 0))
self.connect((self.scrambler_cpp_additive_scrambler_0, 0),
(self.blocks_stream_mux_0_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):
gr.top_block.__init__(self, "Rx Ofdm")
##################################################
# Variables
##################################################
self.pilot_symbols = pilot_symbols = ((
1,
1,
1,
-1,
), )
self.pilot_carriers = pilot_carriers = ((
-21,
-7,
7,
21,
), )
self.payload_mod = payload_mod = digital.constellation_qpsk()
self.packet_length_tag_key = packet_length_tag_key = "packet_len"
self.occupied_carriers = occupied_carriers = (
range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) +
range(8, 21) + range(22, 27), )
self.length_tag_key = length_tag_key = "frame_len"
self.header_mod = header_mod = digital.constellation_bpsk()
self.fft_len = fft_len = 64
self.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 = 0
self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len, payload_mod.base(), occupied_carriers, pilot_carriers,
pilot_symbols, 0, 1)
self.ip_address = ip_address = 'addr=192.168.10.3'
self.header_formatter = header_formatter = digital.packet_header_ofdm(
occupied_carriers,
n_syms=1,
len_tag_key=packet_length_tag_key,
frame_len_tag_key=length_tag_key,
bits_per_header_sym=header_mod.bits_per_symbol(),
bits_per_payload_sym=payload_mod.bits_per_symbol(),
scramble_header=False)
self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len, header_mod.base(), occupied_carriers, pilot_carriers,
pilot_symbols, 0, 1)
self.fc = fc = 1.2e9
##################################################
# Blocks
##################################################
self.uhd_usrp_source_1 = uhd.usrp_source(
",".join((ip_address, "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_1.set_samp_rate(samp_rate)
self.uhd_usrp_source_1.set_center_freq(fc, 0)
self.uhd_usrp_source_1.set_gain(rx_gain, 0)
self.uhd_usrp_source_1.set_antenna('TX/RX', 0)
self.projectCACHE_crc32_1_bb_0 = projectCACHE.crc32_1_bb(
True, packet_length_tag_key)
self.fft_vxx_1 = fft.fft_vcc(fft_len, True, (), 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_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_chanest_vcvc_0 = digital.ofdm_chanest_vcvc(
(sync_word1), (sync_word2), 1, 0, -1, False)
self.digital_header_payload_demux_0 = digital.header_payload_demux(
3,
fft_len,
fft_len / 4,
length_tag_key,
"",
True,
gr.sizeof_gr_complex,
"rx_time",
samp_rate,
(),
0,
)
self.digital_constellation_decoder_cb_1 = digital.constellation_decoder_cb(
payload_mod.base())
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
header_mod.base())
self.blocks_tag_debug_0 = blocks.tag_debug(gr.sizeof_char * 1, '', "")
self.blocks_tag_debug_0.set_display(True)
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_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_xx_0, 0),
(self.digital_header_payload_demux_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.projectCACHE_crc32_1_bb_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_packet_headerparser_b_0, 0))
self.connect((self.digital_constellation_decoder_cb_1, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_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_chanest_vcvc_0, 0),
(self.digital_ofdm_frame_equalizer_vcvc_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.fft_vxx_0, 0),
(self.digital_ofdm_chanest_vcvc_0, 0))
self.connect((self.fft_vxx_1, 0),
(self.digital_ofdm_frame_equalizer_vcvc_1, 0))
self.connect((self.projectCACHE_crc32_1_bb_0, 0),
(self.blocks_tag_debug_0, 0))
self.connect((self.uhd_usrp_source_1, 0), (self.blocks_delay_0, 0))
self.connect((self.uhd_usrp_source_1, 0),
(self.digital_ofdm_sync_sc_cfb_0, 0))
def __init__(self):
parser = ArgumentParser()
parser.add_argument("-i",
"--ifile",
dest="ifilename",
help="read from FILE",
metavar="FILE",
required=True)
parser.add_argument("-o",
"--ofile",
dest="ofilename",
help="write to FILE",
metavar="FILE",
required=True)
args = parser.parse_args()
print("Reading from file {}".format(args.ifilename))
print("Writing to file {}".format(args.ofilename))
gr.top_block.__init__(self, "Not titled yet")
Qt.QWidget.__init__(self)
self.setWindowTitle("Not titled yet")
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", "somfy_receiver")
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.zeta = zeta = 1.0
self.ted_gain = ted_gain = 1
self.samp_rate = samp_rate = 2.4e6
self.samp_per_sym = samp_per_sym = 5
self.omega_n_norm = omega_n_norm = 0.045
self.ofile = ofile = args.ofilename
self.ifile = ifile = args.ifilename
self.fmid = fmid = 868.949e6
self.dfctr3 = dfctr3 = 0
self.dfctr2 = dfctr2 = -19.2e3
self.dfctr1 = dfctr1 = 19.2e3
self.baud_rate = baud_rate = 4800 * 4
##################################################
# Blocks
##################################################
self._zeta_range = Range(0.1, 5.0, 0.1, 1.0, 200)
self._zeta_win = RangeWidget(self._zeta_range, self.set_zeta,
'Damping Factor', "counter_slider", float)
self.top_grid_layout.addWidget(self._zeta_win, 0, 0, 1, 2)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self._ted_gain_range = Range(0.05, 5.0, 0.01, 1, 200)
self._ted_gain_win = RangeWidget(self._ted_gain_range,
self.set_ted_gain,
'Expected TED Gain', "counter_slider",
float)
self.top_grid_layout.addWidget(self._ted_gain_win, 2, 0, 1, 2)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self._omega_n_norm_range = Range(0.0, 2.0 * math.pi * 0.25, 0.001,
0.045, 200)
self._omega_n_norm_win = RangeWidget(self._omega_n_norm_range,
self.set_omega_n_norm,
'Normalized Bandwidth',
"counter_slider", float)
self.top_grid_layout.addWidget(self._omega_n_norm_win, 1, 0, 1, 2)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_0_0_0_0_0 = qtgui.time_sink_f(
256, #size
baud_rate, #samp_rate
'Symbol Synced Output and Debug', #name
4 #number of inputs
)
self.qtgui_time_sink_x_0_0_0_0_0.set_update_time(0.1)
self.qtgui_time_sink_x_0_0_0_0_0.set_y_axis(-1.5, samp_per_sym + 2)
self.qtgui_time_sink_x_0_0_0_0_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_0_0_0_0.enable_tags(True)
self.qtgui_time_sink_x_0_0_0_0_0.set_trigger_mode(
qtgui.TRIG_MODE_NORM, qtgui.TRIG_SLOPE_POS, 0.1, 0.01, 0,
"time_est")
self.qtgui_time_sink_x_0_0_0_0_0.enable_autoscale(False)
self.qtgui_time_sink_x_0_0_0_0_0.enable_grid(False)
self.qtgui_time_sink_x_0_0_0_0_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0_0_0_0_0.enable_control_panel(False)
self.qtgui_time_sink_x_0_0_0_0_0.enable_stem_plot(False)
labels = [
'Soft Bits', 'Error', 'Instantaneous Period', 'Average Period', '',
'', '', '', '', ''
]
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 = [0, -1, -1, -1, -1, -1, -1, -1, -1, -1]
for i in range(4):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0_0_0_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0_0_0_0_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_0_0_0_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_0_0_0_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_0_0_0_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_0_0_0_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_0_0_0_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_0_0_0_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_0_0_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_0_0_0_0_win,
3, 1, 1, 2)
for r in range(3, 4):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_1 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
3)
self.qtgui_freq_sink_x_1.set_update_time(0.10)
self.qtgui_freq_sink_x_1.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_1.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0,
"")
self.qtgui_freq_sink_x_1.enable_autoscale(False)
self.qtgui_freq_sink_x_1.enable_grid(False)
self.qtgui_freq_sink_x_1.set_fft_average(1.0)
self.qtgui_freq_sink_x_1.enable_axis_labels(True)
self.qtgui_freq_sink_x_1.enable_control_panel(False)
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(3):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_1.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_1.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_1.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_1_win = sip.wrapinstance(
self.qtgui_freq_sink_x_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_1_win, 3, 0, 1,
1)
for r in range(3, 4):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
self.fir_filter_xxx_0_1_0_0_0_0_0 = filter.fir_filter_fff(
1, [1.0 / float(samp_per_sym)] * samp_per_sym)
self.fir_filter_xxx_0_1_0_0_0_0_0.declare_sample_delay(
int((samp_per_sym - 1.0) / 2.0) + 4)
self.fir_filter_xxx_0_1_0_0_0_0 = filter.fir_filter_fff(
1, [1.0 / float(samp_per_sym)] * samp_per_sym)
self.fir_filter_xxx_0_1_0_0_0_0.declare_sample_delay(
int((samp_per_sym - 1.0) / 2.0) + 4)
self.fir_filter_xxx_0_1_0_0_0 = filter.fir_filter_fff(
1, [1.0 / float(samp_per_sym)] * samp_per_sym)
self.fir_filter_xxx_0_1_0_0_0.declare_sample_delay(
int((samp_per_sym - 1.0) / 2.0) + 4)
self.extract_payload_0_0_0 = extract_payload.extract_payload(
(1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1), 40 * 8,
40 * 8)
self.extract_payload_0_0 = extract_payload.extract_payload(
(1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1), 40 * 8,
40 * 8)
self.extract_payload_0 = extract_payload.extract_payload(
(1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1), 40 * 8,
40 * 8)
self.digital_symbol_sync_xx_0_0_0_0 = digital.symbol_sync_ff(
digital.TED_GARDNER, samp_per_sym, omega_n_norm, zeta, ted_gain,
1.5, 1,
digital.constellation_bpsk().base(), digital.IR_MMSE_8TAP, 128, [])
self.digital_symbol_sync_xx_0_0_0 = digital.symbol_sync_ff(
digital.TED_GARDNER, samp_per_sym, omega_n_norm, zeta, ted_gain,
1.5, 1,
digital.constellation_bpsk().base(), digital.IR_MMSE_8TAP, 128, [])
self.digital_symbol_sync_xx_0_0 = digital.symbol_sync_ff(
digital.TED_GARDNER, samp_per_sym, omega_n_norm, zeta, ted_gain,
1.5, 1,
digital.constellation_bpsk().base(), digital.IR_MMSE_8TAP, 128, [])
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_threshold_ff_0_0_0 = blocks.threshold_ff(-0.2, 0.2, 0)
self.blocks_threshold_ff_0_0 = blocks.threshold_ff(-0.2, 0.2, 0)
self.blocks_threshold_ff_0 = blocks.threshold_ff(-0.2, 0.2, 0)
self.blocks_streams_to_vector_0_0 = blocks.streams_to_vector(
gr.sizeof_char * 1, 3)
self.blocks_repack_bits_bb_0_0_0 = blocks.repack_bits_bb(
1, 8, "", False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(
1, 8, "", False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
1, 8, "", False, gr.GR_MSB_FIRST)
self.blocks_float_to_char_0_0_0 = blocks.float_to_char(1, 1)
self.blocks_float_to_char_0_0 = blocks.float_to_char(1, 1)
self.blocks_float_to_char_0 = blocks.float_to_char(1, 1)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_gr_complex * 1, ifile, False, 0, 0)
self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL)
self.blocks_file_sink_0_0_0_0_0_1_0 = blocks.file_sink(
gr.sizeof_char * 1, ofile + "_chn2.bin", False)
self.blocks_file_sink_0_0_0_0_0_1_0.set_unbuffered(True)
self.blocks_file_sink_0_0_0_0_0_1 = blocks.file_sink(
gr.sizeof_char * 1, ofile + "_chn3.bin", False)
self.blocks_file_sink_0_0_0_0_0_1.set_unbuffered(True)
self.blocks_file_sink_0_0_0_0_0 = blocks.file_sink(
gr.sizeof_char * 1, ofile + "_chn1.bin", False)
self.blocks_file_sink_0_0_0_0_0.set_unbuffered(True)
self.blocks_file_sink_0_0 = blocks.file_sink(
gr.sizeof_float * 3,
'/Users/kesenheimer/Documents/Basteln/SDR/gnuRadio_projects/Somfy/io_homecontrol_96k_sliced.raw',
False)
self.blocks_file_sink_0_0.set_unbuffered(False)
self.blocks_char_to_float_0 = blocks.char_to_float(3, 1)
self.OOK_demodulator_improved_0_1 = OOK_demodulator_improved(
fbaud=baud_rate,
freq=dfctr2,
offset=0.5,
re_samp_rate=96000,
samp_rate=samp_rate,
)
self.OOK_demodulator_improved_0_0 = OOK_demodulator_improved(
fbaud=baud_rate,
freq=dfctr3,
offset=-0.01,
re_samp_rate=96000,
samp_rate=samp_rate,
)
self.OOK_demodulator_improved_0 = OOK_demodulator_improved(
fbaud=baud_rate,
freq=dfctr1,
offset=-0.5,
re_samp_rate=96000,
samp_rate=samp_rate,
)
##################################################
# Connections
##################################################
self.connect((self.OOK_demodulator_improved_0, 1),
(self.blocks_streams_to_vector_0_0, 0))
self.connect((self.OOK_demodulator_improved_0, 0),
(self.fir_filter_xxx_0_1_0_0_0, 0))
self.connect((self.OOK_demodulator_improved_0, 2),
(self.qtgui_freq_sink_x_1, 0))
self.connect((self.OOK_demodulator_improved_0_0, 1),
(self.blocks_streams_to_vector_0_0, 1))
self.connect((self.OOK_demodulator_improved_0_0, 0),
(self.fir_filter_xxx_0_1_0_0_0_0, 0))
self.connect((self.OOK_demodulator_improved_0_0, 2),
(self.qtgui_freq_sink_x_1, 1))
self.connect((self.OOK_demodulator_improved_0_1, 1),
(self.blocks_streams_to_vector_0_0, 2))
self.connect((self.OOK_demodulator_improved_0_1, 0),
(self.fir_filter_xxx_0_1_0_0_0_0_0, 0))
self.connect((self.OOK_demodulator_improved_0_1, 2),
(self.qtgui_freq_sink_x_1, 2))
self.connect((self.blocks_char_to_float_0, 0),
(self.blocks_file_sink_0_0, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_float_to_char_0, 0),
(self.extract_payload_0, 0))
self.connect((self.blocks_float_to_char_0_0, 0),
(self.extract_payload_0_0, 0))
self.connect((self.blocks_float_to_char_0_0_0, 0),
(self.extract_payload_0_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.blocks_file_sink_0_0_0_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0),
(self.blocks_file_sink_0_0_0_0_0_1, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0, 0),
(self.blocks_file_sink_0_0_0_0_0_1_0, 0))
self.connect((self.blocks_streams_to_vector_0_0, 0),
(self.blocks_char_to_float_0, 0))
self.connect((self.blocks_threshold_ff_0, 0),
(self.blocks_float_to_char_0, 0))
self.connect((self.blocks_threshold_ff_0_0, 0),
(self.blocks_float_to_char_0_0, 0))
self.connect((self.blocks_threshold_ff_0_0_0, 0),
(self.blocks_float_to_char_0_0_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.OOK_demodulator_improved_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.OOK_demodulator_improved_0_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.OOK_demodulator_improved_0_1, 0))
self.connect((self.digital_symbol_sync_xx_0_0, 0),
(self.blocks_threshold_ff_0, 0))
self.connect((self.digital_symbol_sync_xx_0_0, 1),
(self.qtgui_time_sink_x_0_0_0_0_0, 1))
self.connect((self.digital_symbol_sync_xx_0_0, 2),
(self.qtgui_time_sink_x_0_0_0_0_0, 2))
self.connect((self.digital_symbol_sync_xx_0_0, 0),
(self.qtgui_time_sink_x_0_0_0_0_0, 0))
self.connect((self.digital_symbol_sync_xx_0_0, 3),
(self.qtgui_time_sink_x_0_0_0_0_0, 3))
self.connect((self.digital_symbol_sync_xx_0_0_0, 0),
(self.blocks_threshold_ff_0_0, 0))
self.connect((self.digital_symbol_sync_xx_0_0_0_0, 0),
(self.blocks_threshold_ff_0_0_0, 0))
self.connect((self.extract_payload_0, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.extract_payload_0_0, 0),
(self.blocks_repack_bits_bb_0_0, 0))
self.connect((self.extract_payload_0_0_0, 0),
(self.blocks_repack_bits_bb_0_0_0, 0))
self.connect((self.fir_filter_xxx_0_1_0_0_0, 0),
(self.digital_symbol_sync_xx_0_0, 0))
self.connect((self.fir_filter_xxx_0_1_0_0_0_0, 0),
(self.digital_symbol_sync_xx_0_0_0, 0))
self.connect((self.fir_filter_xxx_0_1_0_0_0_0_0, 0),
(self.digital_symbol_sync_xx_0_0_0_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Message Test")
Qt.QWidget.__init__(self)
self.setWindowTitle("Message Test")
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", "message_test")
if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
self.restoreGeometry(self.settings.value("geometry").toByteArray())
else:
self.restoreGeometry(
self.settings.value("geometry", type=QtCore.QByteArray))
##################################################
# Variables
##################################################
self.sps = sps = 8
self.nfilts = nfilts = 32
self.excess_bw = excess_bw = 0.35
self.timing_loop_bw = timing_loop_bw = 62.8e-3
self.taps_0 = taps_0 = [1.0, 0.25 - 0.25j, 0.50 + 0.10j, -0.3 + 0.2j]
self.taps = taps = [
1.0 + 0.0j,
]
self.samp_rate_0 = samp_rate_0 = 10e3
self.samp_rate = samp_rate = 44.1e3
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_rect(
([1 + 1j, -1 + 1j, -1 - 1j, 1 - 1j]), ([0, 1, 2, 3]), 4, 2, 2, 1,
1).base()
self.phase_bw = phase_bw = 62.8e-3
self.eq_gain = eq_gain = 10e-3
self.center_freq = center_freq = 5e3
self.arity = arity = 4
self.BPSK = BPSK = digital.constellation_bpsk().base()
##################################################
# Blocks
##################################################
self.qtgui_number_sink_0 = qtgui.number_sink(gr.sizeof_float, 0,
qtgui.NUM_GRAPH_HORIZ, 1)
self.qtgui_number_sink_0.set_update_time(0.10)
self.qtgui_number_sink_0.set_title("BER")
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(True)
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_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_layout.addWidget(self._qtgui_const_sink_x_0_win)
self.fec_ber_bf_0 = fec.ber_bf(False, 100, -7.0)
self.digital_pfb_clock_sync_xxx_0_0 = digital.pfb_clock_sync_ccf(
sps, timing_loop_bw, (rrc_taps), nfilts, nfilts / 2, 1.5, 1)
self.digital_map_bb_0_0_0 = digital.map_bb((qpsk.pre_diff_code()))
self.digital_constellation_modulator_0 = digital.generic_mod(
constellation=qpsk,
differential=False,
samples_per_symbol=sps,
pre_diff_code=True,
excess_bw=excess_bw,
verbose=True,
log=False,
)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
qpsk)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char * 1, 32e3,
True)
self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(
2, 8, "", False, gr.GR_MSB_FIRST)
self.analog_random_source_x_0 = blocks.vector_source_b(
map(int, numpy.random.randint(0, 256, 5000)), True)
##################################################
# Connections
##################################################
self.connect((self.analog_random_source_x_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0),
(self.fec_ber_bf_0, 1))
self.connect((self.blocks_throttle_0, 0),
(self.digital_constellation_modulator_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.fec_ber_bf_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_map_bb_0_0_0, 0))
self.connect((self.digital_constellation_modulator_0, 0),
(self.digital_pfb_clock_sync_xxx_0_0, 0))
self.connect((self.digital_map_bb_0_0_0, 0),
(self.blocks_repack_bits_bb_0_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0_0, 0),
(self.qtgui_const_sink_x_0, 0))
self.connect((self.fec_ber_bf_0, 0), (self.qtgui_number_sink_0, 0))
def __init__(self,
band=False,
burst_tag="burst",
data_whitening=True,
fcs=False,
index=0.5,
pdu_len=32,
pfsk=False,
preamble_len=64,
spreading=True,
spreading_alternating=False,
spreading_factor=16,
sps=2):
gr.top_block.__init__(self, "LPWAN LECIM FSK PHY")
Qt.QWidget.__init__(self)
self.setWindowTitle("LPWAN LECIM FSK PHY")
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", "lpwan_lecim_fsk_phy_direct")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Parameters
##################################################
self.band = band
self.burst_tag = burst_tag
self.data_whitening = data_whitening
self.fcs = fcs
self.index = index
self.pdu_len = pdu_len
self.pfsk = pfsk
self.preamble_len = preamble_len
self.spreading = spreading
self.spreading_alternating = spreading_alternating
self.spreading_factor = spreading_factor
self.sps = sps
##################################################
# Variables
##################################################
self.phy = phy = lpwan.fsk_lecim_phy.physical_layer(
sps, index, band, preamble_len, fcs, data_whitening, pfsk,
spreading, spreading_alternating, spreading_factor, pdu_len)
self.cc_poly = cc_poly = [121, 91]
self.samp_rate = samp_rate = phy.symbol_rate * phy.sps
self.len_tag_var = len_tag_var = "packet_len"
self.cc_encoder_PHR = cc_encoder_PHR = fec.cc_encoder_make(
16, 7, 2, (cc_poly), 0, fec.CC_TERMINATED, False)
self.cc_encoder_PDU = cc_encoder_PDU = fec.cc_encoder_make(
phy.n_block * 9 * 8, 7, 2, (cc_poly), 0, fec.CC_TERMINATED, False)
self.cc_decoder_PHR = cc_decoder_PHR = fec.cc_decoder.make(
44, 7, 2, (cc_poly), 0, -1, fec.CC_TERMINATED, True)
self.cc_decoder_PDU = cc_decoder_PDU = fec.cc_decoder.make(
phy.n_block * 9 * 8, 7, 2, (cc_poly), 0, -1, fec.CC_TERMINATED,
False)
self.SHR = SHR = phy.SHR
self.PHR = PHR = phy.PHR
##################################################
# Blocks
##################################################
self.qtgui_time_sink_x_0 = qtgui.time_sink_c(
1072 * 6, #size
phy.symbol_rate * phy.sps, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0, 0,
0, "")
self.qtgui_time_sink_x_0.enable_autoscale(False)
self.qtgui_time_sink_x_0.enable_grid(False)
self.qtgui_time_sink_x_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0.enable_control_panel(False)
if not True:
self.qtgui_time_sink_x_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(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.lpwan_fsk_lecim_zero_depadding_bb_0 = lpwan.fsk_lecim_zero_depadding_bb(
)
self.lpwan_fsk_lecim_whitening_bb_1 = lpwan.fsk_lecim_whitening_bb(
phy.data_whitening)
self.lpwan_fsk_lecim_whitening_bb_0 = lpwan.fsk_lecim_whitening_bb(
phy.data_whitening)
self.lpwan_fsk_lecim_spreading_bb_0_0 = lpwan.fsk_lecim_spreading_bb(
phy.phyLecimFskSpreading, phy.phyLecimFskSpreadingFactor,
phy.phyLecimFskSpreadingAlternating)
self.lpwan_fsk_lecim_spreading_bb_0 = lpwan.fsk_lecim_spreading_bb(
phy.phyLecimFskSpreading, phy.phyLecimFskSpreadingFactor,
phy.phyLecimFskSpreadingAlternating)
self.lpwan_fsk_lecim_phr_pdu_demux_0 = lpwan.fsk_lecim_phr_pdu_demux(
phy.sps, phy.symbol_rate, phy.phyLecimFskSpreadingFactor, True)
self.lpwan_fsk_lecim_phr_parser_0 = lpwan.fsk_lecim_phr_parser(
"packet_len")
self.lpwan_fsk_lecim_interleaver_1 = lpwan.fsk_lecim_interleaver(
False, phy.n_block, 'packet_len')
self.lpwan_fsk_lecim_interleaver_0 = lpwan.fsk_lecim_interleaver(
True, phy.n_block, len_tag_var)
self.lpwan_fsk_lecim_despreading_bb_1_0 = lpwan.fsk_lecim_despreading_bb(
phy.phyLecimFskSpreading, phy.phyLecimFskSpreadingFactor,
phy.phyLecimFskSpreadingAlternating)
self.lpwan_fsk_lecim_despreading_bb_1 = lpwan.fsk_lecim_despreading_bb(
phy.phyLecimFskSpreading, phy.phyLecimFskSpreadingFactor,
phy.phyLecimFskSpreadingAlternating)
self.lpwan_fsk_lecim_demodulator_cb_0 = lpwan.fsk_lecim_demodulator_cb(
phy.PFSK, phy.sps, phy.freq_dev, phy.symbol_rate)
self.lpwan_fsk_lecim_deinterleaver_0_0 = lpwan.fsk_lecim_deinterleaver(
False, phy.n_block, 'packet_len')
self.lpwan_fsk_lecim_deinterleaver_0 = lpwan.fsk_lecim_deinterleaver(
True, phy.n_block, 'packet_len')
self.lpwan_fsk_lecim_corr_est_cc_0 = lpwan.fsk_lecim_corr_est_cc(
(phy.SHR_mod), phy.PFSK, phy.sps, 1, 0.999)
self.lecim_fsk_zero_padding_0 = lecim_fsk_zero_padding(
len_tag_var="packet_len",
pad=phy.n_pad,
)
self.lecim_fsk_modulator_0 = lecim_fsk_modulator(
burst_tag=burst_tag,
freq_dev=phy.freq_dev,
packet_len=len(SHR) + (44 + 72 * phy.n_block) * spreading_factor,
pfsk=phy.PFSK,
sps=phy.sps,
symbol_rate=phy.symbol_rate,
)
self.fec_extended_tagged_encoder_0 = fec.extended_tagged_encoder(
encoder_obj_list=cc_encoder_PDU,
puncpat='11',
lentagname=len_tag_var,
mtu=phy.n_block * 9)
self.fec_extended_tagged_encoder = fec.extended_tagged_encoder(
encoder_obj_list=cc_encoder_PHR,
puncpat='11',
lentagname=len_tag_var,
mtu=2)
self.fec_extended_tagged_decoder_0_0 = self.fec_extended_tagged_decoder_0_0 = fec_extended_tagged_decoder_0_0 = fec.extended_tagged_decoder(
decoder_obj_list=cc_decoder_PDU,
ann=None,
puncpat='11',
integration_period=10000,
lentagname='packet_len',
mtu=phy.n_block * 9)
self.fec_extended_tagged_decoder_0 = self.fec_extended_tagged_decoder_0 = fec_extended_tagged_decoder_0 = fec.extended_tagged_decoder(
decoder_obj_list=cc_decoder_PHR,
ann=None,
puncpat='11',
integration_period=10000,
lentagname='packet_len',
mtu=6)
self.digital_chunks_to_symbols_xx_0_0_0 = digital.chunks_to_symbols_bf(
(-1, 1), 1)
self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bf(
(-1, 1), 1)
self.blocks_vector_source_x_1 = blocks.vector_source_b(
PHR, True, 1, [
gr.tag_utils.python_to_tag(
(0, pmt.intern(len_tag_var), pmt.from_long(len(PHR))))
])
self.blocks_vector_source_x_0 = blocks.vector_source_b(
SHR, True, 1, [
gr.tag_utils.python_to_tag(
(0, pmt.intern(len_tag_var), pmt.from_long(len(SHR))))
])
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_tagged_stream_to_pdu_0 = blocks.tagged_stream_to_pdu(
blocks.byte_t, 'pdu_len')
self.blocks_stream_mux_0 = blocks.stream_mux(
gr.sizeof_char * 1,
(len(SHR), (len(PHR) * 2 + 12) *
spreading_factor if phy.phyLecimFskSpreading else len(PHR) * 2 +
12, phy.n_block * 9 * 8 * spreading_factor
if phy.phyLecimFskSpreading else phy.n_block * 9 * 8))
self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(
8, 1, len_tag_var, True, gr.GR_LSB_FIRST)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
1, 8, 'pdu_len', False, gr.GR_LSB_FIRST)
self.blocks_random_pdu_0 = blocks.random_pdu(pdu_len, pdu_len,
chr(0xFF), 1)
self.blocks_pdu_to_tagged_stream_0 = blocks.pdu_to_tagged_stream(
blocks.byte_t, 'packet_len')
self.blocks_message_strobe_0 = blocks.message_strobe(
pmt.intern("generate"), 1000)
self.blocks_message_debug_0 = blocks.message_debug()
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, 0)
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_message_strobe_0, 'strobe'),
(self.blocks_random_pdu_0, 'generate'))
self.msg_connect((self.blocks_random_pdu_0, 'pdus'),
(self.blocks_pdu_to_tagged_stream_0, 'pdus'))
self.msg_connect((self.blocks_tagged_stream_to_pdu_0, 'pdus'),
(self.blocks_message_debug_0, 'print_pdu'))
self.msg_connect((self.lpwan_fsk_lecim_phr_parser_0, 'phr_data'),
(self.blocks_message_debug_0, 'print'))
self.msg_connect((self.lpwan_fsk_lecim_phr_parser_0, 'phr_data'),
(self.lpwan_fsk_lecim_phr_pdu_demux_0, 'phr_data'))
self.connect((self.blocks_delay_0, 0),
(self.lpwan_fsk_lecim_corr_est_cc_0, 0))
self.connect((self.blocks_pdu_to_tagged_stream_0, 0),
(self.blocks_repack_bits_bb_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.blocks_tagged_stream_to_pdu_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0),
(self.lecim_fsk_zero_padding_0, 0))
self.connect((self.blocks_stream_mux_0, 0),
(self.lecim_fsk_modulator_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blocks_delay_0, 0))
self.connect((self.blocks_vector_source_x_0, 0),
(self.blocks_stream_mux_0, 0))
self.connect((self.blocks_vector_source_x_1, 0),
(self.fec_extended_tagged_encoder, 0))
self.connect((self.digital_chunks_to_symbols_xx_0_0, 0),
(self.fec_extended_tagged_decoder_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0_0_0, 0),
(self.fec_extended_tagged_decoder_0_0, 0))
self.connect((self.fec_extended_tagged_decoder_0, 0),
(self.lpwan_fsk_lecim_phr_parser_0, 0))
self.connect((self.fec_extended_tagged_decoder_0_0, 0),
(self.lpwan_fsk_lecim_zero_depadding_bb_0, 0))
self.connect((self.fec_extended_tagged_encoder, 0),
(self.lpwan_fsk_lecim_interleaver_0, 0))
self.connect((self.fec_extended_tagged_encoder_0, 0),
(self.lpwan_fsk_lecim_interleaver_1, 0))
self.connect((self.lecim_fsk_modulator_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.lecim_fsk_zero_padding_0, 0),
(self.fec_extended_tagged_encoder_0, 0))
self.connect((self.lpwan_fsk_lecim_corr_est_cc_0, 0),
(self.lpwan_fsk_lecim_demodulator_cb_0, 0))
self.connect((self.lpwan_fsk_lecim_corr_est_cc_0, 1),
(self.qtgui_time_sink_x_0, 0))
self.connect((self.lpwan_fsk_lecim_deinterleaver_0, 0),
(self.digital_chunks_to_symbols_xx_0_0, 0))
self.connect((self.lpwan_fsk_lecim_deinterleaver_0_0, 0),
(self.digital_chunks_to_symbols_xx_0_0_0, 0))
self.connect((self.lpwan_fsk_lecim_demodulator_cb_0, 0),
(self.lpwan_fsk_lecim_phr_pdu_demux_0, 0))
self.connect((self.lpwan_fsk_lecim_despreading_bb_1, 0),
(self.lpwan_fsk_lecim_deinterleaver_0, 0))
self.connect((self.lpwan_fsk_lecim_despreading_bb_1_0, 0),
(self.lpwan_fsk_lecim_whitening_bb_1, 0))
self.connect((self.lpwan_fsk_lecim_interleaver_0, 0),
(self.lpwan_fsk_lecim_spreading_bb_0, 0))
self.connect((self.lpwan_fsk_lecim_interleaver_1, 0),
(self.lpwan_fsk_lecim_whitening_bb_0, 0))
self.connect((self.lpwan_fsk_lecim_phr_pdu_demux_0, 0),
(self.lpwan_fsk_lecim_despreading_bb_1, 0))
self.connect((self.lpwan_fsk_lecim_phr_pdu_demux_0, 1),
(self.lpwan_fsk_lecim_despreading_bb_1_0, 0))
self.connect((self.lpwan_fsk_lecim_spreading_bb_0, 0),
(self.blocks_stream_mux_0, 1))
self.connect((self.lpwan_fsk_lecim_spreading_bb_0_0, 0),
(self.blocks_stream_mux_0, 2))
self.connect((self.lpwan_fsk_lecim_whitening_bb_0, 0),
(self.lpwan_fsk_lecim_spreading_bb_0_0, 0))
self.connect((self.lpwan_fsk_lecim_whitening_bb_1, 0),
(self.lpwan_fsk_lecim_deinterleaver_0_0, 0))
self.connect((self.lpwan_fsk_lecim_zero_depadding_bb_0, 0),
(self.blocks_repack_bits_bb_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Split 1")
##################################################
# Variables
##################################################
self.pilot_carriers = pilot_carriers = ((-27, -14, -7, 7, 14, 27),)
self.pattern2 = pattern2 = [1, -1, 1, -1]
self.pattern1 = pattern1 = [0., 1.41421356, 0., -1.41421356]
self.occupied_carriers = occupied_carriers = (sorted(tuple(set([x for x in range(-26, 27)]) - set(pilot_carriers[0]) - set([0,]))),)
self.fft_len = fft_len = 64
self.zcpu = zcpu = psutil
self._xmlrpcport_config = ConfigParser.ConfigParser()
self._xmlrpcport_config.read('default')
try: xmlrpcport = self._xmlrpcport_config.getint("split1", "xmlrpcport")
except: xmlrpcport = 8080
self.xmlrpcport = xmlrpcport
self._usrpip_config = ConfigParser.ConfigParser()
self._usrpip_config.read('./default')
try: usrpip = self._usrpip_config.get("usrp_hydra", "ip")
except: usrpip = "127.0.0.1"
self.usrpip = usrpip
self._timeout_config = ConfigParser.ConfigParser()
self._timeout_config.read('./default')
try: timeout = self._timeout_config.getint("global", "zmqtimeout")
except: timeout = 100
self.timeout = timeout
self.sync_word2 = sync_word2 = [0., 0., 0., 0., 0., 0.,] + pattern2 * ((fft_len-12)/len(pattern2)) +[0., 0., 0., 0., 0., 0.,]
self.sync_word1 = sync_word1 = [0., 0., 0., 0., 0., 0.,] + pattern1 * ((fft_len-12)/len(pattern1)) +[0., 0., 0., 0., 0., 0.,]
self._rxport_config = ConfigParser.ConfigParser()
self._rxport_config.read('./default')
try: rxport = self._rxport_config.get("usrp_hydra", "rxport1")
except: rxport = "2666"
self.rxport = rxport
self.rateRx = rateRx = 0
self.rate1 = rate1 = 0
self.rate0 = rate0 = 0
self.pilot_symbols = pilot_symbols = ((-1,1, 1, -1, -1, -1),)
self._payloadport_config = ConfigParser.ConfigParser()
self._payloadport_config.read('./default')
try: payloadport = self._payloadport_config.get("split1", "payloadport")
except: payloadport = "2101"
self.payloadport = payloadport
self.payload_mod = payload_mod = digital.constellation_bpsk()
self._maxnoutput_config = ConfigParser.ConfigParser()
self._maxnoutput_config.read('./default')
try: maxnoutput = self._maxnoutput_config.getint("global", "maxnoutput")
except: maxnoutput = 100
self.maxnoutput = maxnoutput
self.iq_rxrate = iq_rxrate = 0
self._ip_config = ConfigParser.ConfigParser()
self._ip_config.read('./default')
try: ip = self._ip_config.get("split1", "ip")
except: ip = "127.0.0.1"
self.ip = ip
self._headerport_config = ConfigParser.ConfigParser()
self._headerport_config.read('./default')
try: headerport = self._headerport_config.get("split1", "headerport")
except: headerport = "2100"
self.headerport = headerport
self.header_mod = header_mod = digital.constellation_bpsk()
self.hdr_format = hdr_format = digital.header_format_ofdm(occupied_carriers, 1, "packet_len",)
self.cpu_percent = cpu_percent = 0
##################################################
# Blocks
##################################################
self.probe1_1_0 = blocks.probe_rate(gr.sizeof_char*1, 500.0, 0.15)
self.probe1_1 = blocks.probe_rate(gr.sizeof_char*1, 500.0, 0.15)
self.probe1_0 = blocks.probe_rate(gr.sizeof_char*1, 500.0, 0.15)
self.ziq_rxrate = blocks.probe_rate(gr.sizeof_gr_complex*1, 2000, 0.15)
self.zeromq_push_sink_1 = zeromq.push_sink(gr.sizeof_char, 1, "tcp://" + ip + ":" + payloadport, timeout, True, -1)
self.zeromq_push_sink_0 = zeromq.push_sink(gr.sizeof_char, 1, "tcp://" + ip + ":" + headerport, timeout, True, -1)
self.zeromq_pull_source_0 = zeromq.pull_source(gr.sizeof_gr_complex, 1, "tcp://" + usrpip + ":" + rxport, 100, True, -1)
self.xmlrpc_server_0 = SimpleXMLRPCServer.SimpleXMLRPCServer(('127.0.0.1', xmlrpcport), allow_none=True)
self.xmlrpc_server_0.register_instance(self)
self.xmlrpc_server_0_thread = threading.Thread(target=self.xmlrpc_server_0.serve_forever)
self.xmlrpc_server_0_thread.daemon = True
self.xmlrpc_server_0_thread.start()
def _rateRx_probe():
while True:
val = self.probe1_1_0.rate()
try:
self.set_rateRx(val)
except AttributeError:
pass
time.sleep(1.0 / (10))
_rateRx_thread = threading.Thread(target=_rateRx_probe)
_rateRx_thread.daemon = True
_rateRx_thread.start()
def _rate1_probe():
while True:
val = self.probe1_1.rate()
try:
self.set_rate1(val)
except AttributeError:
pass
time.sleep(1.0 / (10))
_rate1_thread = threading.Thread(target=_rate1_probe)
_rate1_thread.daemon = True
_rate1_thread.start()
def _rate0_probe():
while True:
val = self.probe1_0.rate()
try:
self.set_rate0(val)
except AttributeError:
pass
time.sleep(1.0 / (10))
_rate0_thread = threading.Thread(target=_rate0_probe)
_rate0_thread.daemon = True
_rate0_thread.start()
def _iq_rxrate_probe():
while True:
val = self.ziq_rxrate.rate()
try:
self.set_iq_rxrate(val)
except AttributeError:
pass
time.sleep(1.0 / (10))
_iq_rxrate_thread = threading.Thread(target=_iq_rxrate_probe)
_iq_rxrate_thread.daemon = True
_iq_rxrate_thread.start()
self.digital_protocol_formatter_bb_0 = digital.protocol_formatter_bb(hdr_format, "packet_len")
self.digital_ofdm_rx_0 = digital.ofdm_rx(
fft_len=fft_len, cp_len=16,
frame_length_tag_key='frame_'+"packet_len",
packet_length_tag_key="packet_len",
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=1,
debug_log=False,
scramble_bits=False
)
self.digital_crc32_bb_0 = digital.crc32_bb(False, "packet_len", True)
def _cpu_percent_probe():
while True:
val = self.zcpu.cpu_percent()
try:
self.set_cpu_percent(val)
except AttributeError:
pass
time.sleep(1.0 / (1))
_cpu_percent_thread = threading.Thread(target=_cpu_percent_probe)
_cpu_percent_thread.daemon = True
_cpu_percent_thread.start()
self.blocks_throttle_0_0 = blocks.throttle(gr.sizeof_char*1, 200e3,True)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*1, 200e3,True)
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, 100, "packet_len")
self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(8, 1, "packet_len", False, gr.GR_LSB_FIRST)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(8, payload_mod.bits_per_symbol(), "packet_len", False, gr.GR_LSB_FIRST)
self.analog_random_source_x_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, 100, 1000)), True)
##################################################
# Connections
##################################################
self.connect((self.analog_random_source_x_0, 0), (self.blocks_stream_to_tagged_stream_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0), (self.probe1_1, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.probe1_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.zeromq_push_sink_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.digital_crc32_bb_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.zeromq_push_sink_1, 0))
self.connect((self.blocks_throttle_0_0, 0), (self.blocks_repack_bits_bb_0_0, 0))
self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_crc32_bb_0, 0), (self.digital_protocol_formatter_bb_0, 0))
self.connect((self.digital_ofdm_rx_0, 0), (self.blocks_tag_debug_0, 0))
self.connect((self.digital_ofdm_rx_0, 0), (self.probe1_1_0, 0))
self.connect((self.digital_protocol_formatter_bb_0, 0), (self.blocks_throttle_0_0, 0))
self.connect((self.zeromq_pull_source_0, 0), (self.digital_ofdm_rx_0, 0))
self.connect((self.zeromq_pull_source_0, 0), (self.ziq_rxrate, 0))
def __init__(self, puncpat='11'):
gr.top_block.__init__(self, "Eve Dec")
##################################################
# Parameters
##################################################
self.puncpat = puncpat
##################################################
# Variables
##################################################
self.H_dec = H_dec = fec.ldpc_H_matrix(
'/usr/local/share/gnuradio/fec/ldpc/n_1100_k_0442_gap_24.alist',
24)
self.samp_rate = samp_rate = 10000000
self.punc_size = punc_size = 13
self.punc_pattern = punc_pattern = 8190
self.pld_dec = pld_dec = map((lambda a: fec.ldpc_bit_flip_decoder.make(
H_dec.get_base_sptr(), 20)), range(0, 16))
self.header = header = [
0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0,
0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1,
0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1,
0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0,
0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0,
0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0,
0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1,
0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0,
0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0
]
self.erro = erro = 85
##################################################
# Blocks
##################################################
self.scrambler_cpp_additive_descrambler_0 = scrambler_cpp.additive_descrambler(
0x8A, 0x7F, 7, 440 - 8)
self.puncture64_cpp_depuncture64_0 = puncture64_cpp.depuncture64(
punc_size, punc_pattern, 127)
self.fec_extended_decoder_0_0_1_0_1_0_0 = fec.extended_decoder(
decoder_obj_list=pld_dec,
threading='capillary',
ann=None,
puncpat=puncpat,
integration_period=10000)
self.digital_map_bb_0_0_0_0_0_0 = digital.map_bb(([-1, 1]))
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char * 1, samp_rate,
True)
self.blocks_repack_bits_bb_0_0_0_1_0_0 = blocks.repack_bits_bb(
8, 1, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0_0_0_1_0 = blocks.repack_bits_bb(
1, 8, '', False, gr.GR_MSB_FIRST)
self.blocks_keep_m_in_n_0_1_1_0 = blocks.keep_m_in_n(
gr.sizeof_char, 440, 442, 0)
self.blocks_keep_m_in_n_0_0_2_0_0_0 = blocks.keep_m_in_n(
gr.sizeof_char, 1020, 1024, 0)
self.blocks_keep_m_in_n_0_0_2_0_0 = blocks.keep_m_in_n(
gr.sizeof_char, 1100, 1105, 0)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_char * 1,
'/home/andre/ELI/' + num + '/EVE_54_8000_BRUTO.txt', False)
self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL)
self.blocks_file_sink_0_0_0_0_2 = blocks.file_sink(
gr.sizeof_char * 1, '/home/andre/ELI/' + num + '/EVE_54_8000.txt',
False)
self.blocks_file_sink_0_0_0_0_2.set_unbuffered(True)
self.blocks_char_to_float_0_2_0_0_0 = blocks.char_to_float(1, 1)
##################################################
# Connections
##################################################
self.connect((self.blocks_char_to_float_0_2_0_0_0, 0),
(self.fec_extended_decoder_0_0_1_0_1_0_0, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blocks_repack_bits_bb_0_0_0_1_0_0, 0))
self.connect((self.blocks_keep_m_in_n_0_0_2_0_0, 0),
(self.digital_map_bb_0_0_0_0_0_0, 0))
self.connect((self.blocks_keep_m_in_n_0_0_2_0_0_0, 0),
(self.puncture64_cpp_depuncture64_0, 0))
self.connect((self.blocks_keep_m_in_n_0_1_1_0, 0),
(self.scrambler_cpp_additive_descrambler_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_1_0, 0),
(self.blocks_file_sink_0_0_0_0_2, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_1_0_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.blocks_keep_m_in_n_0_0_2_0_0_0, 0))
self.connect((self.digital_map_bb_0_0_0_0_0_0, 0),
(self.blocks_char_to_float_0_2_0_0_0, 0))
self.connect((self.fec_extended_decoder_0_0_1_0_1_0_0, 0),
(self.blocks_keep_m_in_n_0_1_1_0, 0))
self.connect((self.puncture64_cpp_depuncture64_0, 0),
(self.blocks_keep_m_in_n_0_0_2_0_0, 0))
self.connect((self.scrambler_cpp_additive_descrambler_0, 0),
(self.blocks_repack_bits_bb_0_0_0_1_0, 0))
def __init__(self, doc, ip="127.0.0.1"):
gr.top_block.__init__(self, "RL Mod training")
self.doc = doc
self.plot_lst = []
self.widget_lst = []
##################################################
# Parameters
##################################################
self.ip = ip
##################################################
# Variables
##################################################
self.pilot_symbols = pilot_symbols = ((1, 1, 1, -1,),)
self.pilot_carriers = pilot_carriers = ((-21, -7, 7, 21,),)
self.packet_length_tag_key = packet_length_tag_key = "packet_length"
self.occupied_carriers = occupied_carriers = (list(range(-22, -21)) + list(range(-20, -7)) + list(range(-6, 0)) + list(range(1, 7)) + list(range(8, 21)) + list(range(22, 23)),)
self.length_tag_key_0 = length_tag_key_0 = "frame_len"
self.length_tag_key = length_tag_key = "packet_len"
self.header_mod = header_mod = digital.constellation_bpsk()
self.fft_len = fft_len = 64
self.bits_per_symbol = bits_per_symbol = 4
self.variable_0 = variable_0 = len(occupied_carriers[0])
self.tx_lr = tx_lr = -3
self.tx_explo = tx_explo = 0.15
self.training_mod = training_mod = 1
self.timestamp = timestamp = '1'
self.t_state = t_state = 1
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 = 0.3e6
self.rolloff = rolloff = 0
self.puncpat = puncpat = '11'
self.payload_mod = payload_mod = digital.qam_constellation(constellation_points=2**bits_per_symbol)
self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_static(fft_len, occupied_carriers, pilot_carriers, pilot_symbols, 1)
self.packet_len = packet_len = 400
self.ldpc_enc = ldpc_enc = fec.ldpc_encoder_make(gr.prefix() + "/share/gnuradio/fec/ldpc/" + "n_0100_k_0042_gap_02.alist")
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_0, bits_per_header_sym=header_mod.bits_per_symbol(), bits_per_payload_sym=8, 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.gain = gain = 10
self.freq = freq = 900e6
self.bits_per_symbol_0 = bits_per_symbol_0 = len(occupied_carriers[0])
##################################################
# Blocks
##################################################
self.tx_lr_slider = bokehgui.slider(self.widget_lst, 'TX Learning rate (log)' +":", -5, 0, 0.1, 1, -3)
self.tx_lr_slider.add_callback(lambda attr, old, new: self.set_tx_lr(new))
self.tx_explo_slider = bokehgui.slider(self.widget_lst, 'TX Exploration noise' +":", 0.001, 0.5, 0.001, 1, 0.15)
self.tx_explo_slider.add_callback(lambda attr, old, new: self.set_tx_explo(new))
self.training_mod_textbox = bokehgui.textbox(self.widget_lst, str(1), 'Alternate training every' +": ")
self.training_mod_textbox.add_callback(
lambda attr, old, new: self.set_training_mod(int(new)))
self._t_state_options = [ 1, 0, ]
self._t_state_labels = [ 'On', 'Off', ]
self.t_state_radiobutton = bokehgui.radiobutton(self.widget_lst, None, self._t_state_labels, inline = True)
self.t_state_radiobutton.add_callback(
lambda new: self.set_t_state(int(self._t_state_options[new])))
self.gain_slider = bokehgui.slider(self.widget_lst, 'Amplitude' +":", 0, 90, 0.5, 1, 10)
self.gain_slider.add_callback(lambda attr, old, new: self.set_gain(new))
self.zeromq_sub_msg_source_0_1 = zeromq.sub_msg_source("tcp://"+ip+":50002", 100)
self.zeromq_pub_msg_sink_0_0 = zeromq.pub_msg_sink('tcp://*:50001', 100)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
args='',
channels=list(range(0,1)),
),
length_tag_key,
)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_time_now(uhd.time_spec(time.time()), uhd.ALL_MBOARDS)
self.uhd_usrp_sink_0.set_center_freq(freq, 0)
self.uhd_usrp_sink_0.set_antenna('TX/RX', 0)
self.uhd_usrp_sink_0.set_gain(gain, 0)
self.timestamp_textbox = bokehgui.textbox(self.widget_lst, str('1'), 'Load timestamp' +": ")
self.timestamp_textbox.add_callback(
lambda attr, old, new: self.set_timestamp(str(new)))
self.learning_tag_numerotation_0 = learning.tag_numerotation('packet_num', packet_len, 4096, "bb")
self.learning_rl_mod_0 = learning.rl_mod('packet_num', bits_per_symbol, packet_len, 1, training_mod, 10**tx_lr , tx_explo, t_state , '/home/cyrille/Gnu-Radio/modules/gr-learning/examples/saved_models')
self.fft_vxx_0_0 = fft.fft_vcc(fft_len, False, (), True, 1)
self.fec_extended_encoder_1_0_0 = fec.extended_encoder(encoder_obj_list=ldpc_enc, threading= None, puncpat=puncpat)
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, True)
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(header_mod.points(), 1)
self.bokehgui_time_const_x_0 = bokehgui.time_sink_c_proc(1024, samp_rate, "Transmitted noiseless constellation", 1)
self.bokehgui_time_const_x_0_plot = bokehgui.const_sink_c(self.doc, self.plot_lst, self.bokehgui_time_const_x_0, is_message = False)
labels = ['', '', '', '', '',
'', '', '', '', '']
legend_list = []
for i in range( 1 ):
if len(labels[i]) == 0:
if(i % 2 == 0):
legend_list.append("Re{{Data {0}}}".format(i/2))
else:
legend_list.append("Im{{Data {0}}}".format(i/2))
else:
legend_list.append(labels[i])
self.bokehgui_time_const_x_0_plot.initialize(update_time = 500,
legend_list = legend_list)
self.bokehgui_time_const_x_0_plot.set_y_axis([-2, 2])
self.bokehgui_time_const_x_0_plot.set_y_label('Q Channel' + '(' +""+')')
self.bokehgui_time_const_x_0_plot.set_x_label('I Channel' + '(' +""+')')
self.bokehgui_time_const_x_0_plot.enable_tags(-1, False)
self.bokehgui_time_const_x_0_plot.set_trigger_mode(bokehgui.TRIG_MODE_FREE, bokehgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.bokehgui_time_const_x_0_plot.enable_grid(False)
self.bokehgui_time_const_x_0_plot.enable_axis_labels(True)
self.bokehgui_time_const_x_0_plot.disable_legend(not True)
self.bokehgui_time_const_x_0_plot.set_layout(*((0,1,2,2)))
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "blue", "blue", "blue"]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = ['o', 'o', 'o', 'o', 'o',
'o', 'o', 'o', 'o', 'o']
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 ):
self.bokehgui_time_const_x_0_plot.format_line(i, colors[i], widths[i], 'None', markers[i], alphas[i])
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*1, samp_rate/6,True)
self.blocks_tagged_stream_to_pdu_0_0_0 = blocks.tagged_stream_to_pdu(blocks.byte_t, 'packet_len')
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_0 = blocks.stream_to_tagged_stream(gr.sizeof_char, 1, packet_len, length_tag_key)
self.blocks_repack_bits_bb_0_0_0 = blocks.repack_bits_bb(8, 1, length_tag_key, False, gr.GR_LSB_FIRST)
self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(1, bits_per_symbol, '', False, gr.GR_LSB_FIRST)
self.blocks_multiply_const_xx_0 = blocks.multiply_const_cc(0.01, 1)
self.analog_random_source_x_0_0 = blocks.vector_source_b(list(map(int, numpy.random.randint(0, 2, 1000))), True)
if self.widget_lst:
input_t = bokehgui.bokeh_layout.widgetbox(self.widget_lst)
widgetbox = bokehgui.bokeh_layout.WidgetLayout(input_t)
widgetbox.set_layout(*((0, 0, 2, 1)))
list_obj = [widgetbox] + self.plot_lst
else:
list_obj = self.plot_lst
layout_t = bokehgui.bokeh_layout.create_layout(list_obj, "fixed")
self.doc.add_root(layout_t)
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_tagged_stream_to_pdu_0_0_0, 'pdus'), (self.zeromq_pub_msg_sink_0_0, 'in'))
self.msg_connect((self.zeromq_sub_msg_source_0_1, 'out'), (self.learning_rl_mod_0, 'losses'))
self.connect((self.analog_random_source_x_0_0, 0), (self.fec_extended_encoder_1_0_0, 0))
self.connect((self.blocks_multiply_const_xx_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.blocks_stream_to_tagged_stream_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0, 0), (self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0_0, 0), (self.digital_protocol_formatter_bb_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0_0, 0), (self.learning_tag_numerotation_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.blocks_tagged_stream_to_pdu_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), (self.fft_vxx_0_0, 0))
self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_multiply_const_xx_0, 0))
self.connect((self.digital_protocol_formatter_bb_0, 0), (self.blocks_repack_bits_bb_0_0_0, 0))
self.connect((self.fec_extended_encoder_1_0_0, 0), (self.blocks_repack_bits_bb_0_0, 0))
self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0))
self.connect((self.learning_rl_mod_0, 0), (self.blocks_tagged_stream_mux_0, 1))
self.connect((self.learning_rl_mod_0, 1), (self.bokehgui_time_const_x_0, 0))
self.connect((self.learning_tag_numerotation_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.learning_tag_numerotation_0, 0), (self.learning_rl_mod_0, 0))
def __init__(self,len_tag_key, samp_rate, enable_crc):
gr.hier_block2.__init__(self,
"frame_decoder",
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
self.samp_rate = samp_rate
# Set correlator. FIXME Modifiable access code
self.digital_correlate_access_code_tag_bb_0 \
= digital.correlate_access_code_tag_bb(
"1010110011011101101001001110001011110010100011000010000011111100",
0, "access")
self.digital_header_payload_demux_0 = digital.header_payload_demux(
32, # header size
1, # bits per symbol
0, # guard interval
len_tag_key, # length tag key
"access", # trigger tag key
False, # no idea
gr.sizeof_char, # item format
"rx_time", # timing tag key (irrelevant)
samp_rate, # sample rate
(""), # special tag keys
)
self.digital_packet_headerparser_b_default_0 \
= digital.packet_headerparser_b(32, len_tag_key)
self.blocks_repack_bits_bb_0 \
= blocks.repack_bits_bb(1, 8, len_tag_key,
False, gr.GR_MSB_FIRST)
if enable_crc:
self.digital_crc32_bb_0 \
= digital.crc32_bb(True, len_tag_key, True)
# Debug
self.tag_debug_correlator = blocks.tag_debug(gr.sizeof_char*1,
"Access code found.", "access");
#self.tag_debug_header = blocks.tag_debug(gr.sizeof_char*1,
# "Header correctly obtained", len_tag_key);
self.tag_debug_packet = blocks.tag_debug(gr.sizeof_char*1,
"Packet correctly obtained.", len_tag_key);
# Debug Message after the header was found
#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)
# PDU Tag Multiplier
self.multiplay_length = orcatun.multiply_length_pdu(len_tag_key)
##################################################
# Connections
##################################################
# Correlator to Header/Payload Demux
# Correlator triggers the HPD with stream tags
self.connect((self.digital_correlate_access_code_tag_bb_0, 0),
(self.digital_header_payload_demux_0, 0))
self.connect((self.digital_correlate_access_code_tag_bb_0, 0),
(self.tag_debug_correlator,0))
# HPD to Header Parser
# Extracts the information from the header...
self.connect((self.digital_header_payload_demux_0, 0),
(self.digital_packet_headerparser_b_default_0, 0))
# ... and pass it back to the HPD
#self.msg_connect((self.digital_packet_headerparser_b_default_0,
# 'header_data'),
# (self.digital_header_payload_demux_0,
# 'header_data'))
self.msg_connect((self.digital_packet_headerparser_b_default_0,
'header_data'),
(self.multiplay_length, 'in'))
self.msg_connect((self.multiplay_length, 'out'),
(self.digital_header_payload_demux_0,
'header_data'))
# HPD payload to Repacker
self.connect((self.digital_header_payload_demux_0, 1),
(self.blocks_repack_bits_bb_0, 0))
# Repacker to Stream CRC32
# to check the CRC
if enable_crc:
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.digital_crc32_bb_0, 0))
# Connect input and output
self.connect((self,0), (self.digital_correlate_access_code_tag_bb_0, 0))
if enable_crc:
self.connect((self.digital_crc32_bb_0, 0), (self,0))
else:
self.connect((self.blocks_repack_bits_bb_0, 0), (self,0))
# Debug
if enable_crc:
self.connect((self.digital_crc32_bb_0, 0), (self.tag_debug_packet, 0))
def __init__(self, frame_size=30, puncpat='11'):
gr.top_block.__init__(self, "Fecapi Async Encoders")
Qt.QWidget.__init__(self)
self.setWindowTitle("Fecapi Async Encoders")
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", "fecapi_async_encoders")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Parameters
##################################################
self.frame_size = frame_size
self.puncpat = puncpat
##################################################
# Variables
##################################################
self.rate = rate = 2
self.polys = polys = [109, 79]
self.k = k = 7
self.samp_rate = samp_rate = 50000
self.enc_rep_0 = enc_rep_0 = fec.repetition_encoder_make(8000, 3)
self.enc_rep = enc_rep = fec.repetition_encoder_make(8000, 3)
self.enc_dummy_0 = enc_dummy_0 = fec.dummy_encoder_make(8000)
self.enc_dummy = enc_dummy = fec.dummy_encoder_make(8000)
self.enc_cc_0 = enc_cc_0 = fec.cc_encoder_make(8000, k, rate, (polys),
0, fec.CC_STREAMING,
False)
self.enc_cc = enc_cc = fec.cc_encoder_make(8000, k, rate, (polys), 0,
fec.CC_STREAMING, False)
##################################################
# Blocks
##################################################
self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
2048, #size
1, #samp_rate
'', #name
2 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.01)
self.qtgui_time_sink_x_0.set_y_axis(-1, 2)
self.qtgui_time_sink_x_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0, 0,
0, "")
self.qtgui_time_sink_x_0.enable_autoscale(False)
self.qtgui_time_sink_x_0.enable_grid(False)
self.qtgui_time_sink_x_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0.enable_control_panel(False)
if not True:
self.qtgui_time_sink_x_0.disable_legend()
labels = [
'Async Encoder', 'Tagged Encoder', 'Rep. (Rate=3)',
'CC (K=7, Rate=2)', 'CCSDS', '', '', '', '', ''
]
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, 0.6, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_time_sink_x_0_win)
self.fec_extended_tagged_encoder_0 = fec.extended_tagged_encoder(
encoder_obj_list=enc_cc,
puncpat=puncpat,
lentagname='pkt_len',
mtu=1500)
self.fec_async_encoder_0 = fec.async_encoder(enc_cc, True, True, True,
1500)
self.blocks_vector_source_x_0_1_0 = blocks.vector_source_b(
(frame_size / 15) *
[0, 0, 1, 0, 3, 0, 7, 0, 15, 0, 31, 0, 63, 0, 127], True, 1, [])
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char * 1, samp_rate,
True)
self.blocks_tagged_stream_to_pdu_0 = blocks.tagged_stream_to_pdu(
blocks.byte_t, 'pkt_len')
self.blocks_stream_to_tagged_stream_0_0 = blocks.stream_to_tagged_stream(
gr.sizeof_char, 1, frame_size, 'pkt_len')
self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(
8, 1, 'pkt_len', False, gr.GR_LSB_FIRST)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
8, 1, 'pkt_len', True, gr.GR_LSB_FIRST)
self.blocks_pdu_to_tagged_stream_0 = blocks.pdu_to_tagged_stream(
blocks.byte_t, 'pkt_len')
self.blocks_message_debug_0 = blocks.message_debug()
self.blocks_char_to_float_1 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_0_1 = blocks.char_to_float(1, 1)
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_tagged_stream_to_pdu_0, 'pdus'),
(self.fec_async_encoder_0, 'in'))
self.msg_connect((self.fec_async_encoder_0, 'out'),
(self.blocks_message_debug_0, 'print_pdu'))
self.msg_connect((self.fec_async_encoder_0, 'out'),
(self.blocks_pdu_to_tagged_stream_0, 'pdus'))
self.connect((self.blocks_char_to_float_0_1, 0),
(self.qtgui_time_sink_x_0, 0))
self.connect((self.blocks_char_to_float_1, 0),
(self.qtgui_time_sink_x_0, 1))
self.connect((self.blocks_pdu_to_tagged_stream_0, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.blocks_char_to_float_0_1, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0),
(self.fec_extended_tagged_encoder_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.blocks_tagged_stream_to_pdu_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.blocks_stream_to_tagged_stream_0_0, 0))
self.connect((self.blocks_vector_source_x_0_1_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.fec_extended_tagged_encoder_0, 0),
(self.blocks_char_to_float_1, 0))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
##################################################
# Variables
##################################################
self.rate = rate = 2
self.polys = polys = [109, 79]
self.k = k = 7
self.samp_rate = samp_rate = 48000
self.enc_cc = enc_cc = fec.cc_encoder_make(8000, k, rate, (polys), 0, fec.CC_TERMINATED, False)
self.dec_cc = dec_cc = fec.cc_decoder.make(8000, k, rate, (polys), 0, -1, fec.CC_TERMINATED, False)
##################################################
# Blocks
##################################################
self.splash_packet_encoder_0 = splash.packet_encoder(
samples_per_symbol=8,
bits_per_symbol=1,
preamble="",
access_code="",
pad_for_usrp=False,
payload_length=9
)
self.splash_packet_decoder_0 = splash.packet_decoder(
access_code="",
threshold=-1
)
self.splash_XCEIVER_0 = splash.XCEIVER()
self.digital_map_bb_0 = digital.map_bb(([-1,1]))
self.dflood_dflood_0 = dflood.dflood(
2, 0, 30, False, False,
5, 65, 2, 120, 50, 2, True, None
)
self.blocks_tagged_stream_to_pdu_1 = blocks.tagged_stream_to_pdu(blocks.float_t, "packet_len")
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(8, 1, "packet_len", True, gr.GR_MSB_FIRST)
self.blocks_random_pdu_0_0 = blocks.random_pdu(1, 5, chr(0xFF), 1)
self.blocks_pdu_to_tagged_stream_0 = blocks.pdu_to_tagged_stream(blocks.byte_t, "packet_len")
self.blocks_message_strobe_2 = blocks.message_strobe(pmt.intern("TEST"), 10000)
self.blocks_message_strobe_0 = blocks.message_strobe(pmt.intern("TEST"), 10000)
self.blocks_message_debug_0 = blocks.message_debug()
self.blocks_char_to_float_0_1 = blocks.char_to_float(1, 1)
self.audio_source_0 = audio.source(48000, "", True)
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_probe_avg_mag_sqrd_x_0 = analog.probe_avg_mag_sqrd_c(-70, 1)
self.Async_Ecnoder = fec.async_encoder(enc_cc, True, False, False, 1500)
self.Async_Decoder = fec.async_decoder(dec_cc, True, False, 1500)
##################################################
# Connections
##################################################
self.msg_connect((self.Async_Decoder, 'out'), (self.dflood_dflood_0, 'from_radio'))
self.msg_connect((self.Async_Ecnoder, 'out'), (self.blocks_pdu_to_tagged_stream_0, 'pdus'))
self.msg_connect((self.blocks_message_strobe_0, 'strobe'), (self.blocks_random_pdu_0_0, 'generate'))
self.msg_connect((self.blocks_message_strobe_2, 'strobe'), (self.dflood_dflood_0, 'ctrl_in'))
self.msg_connect((self.blocks_random_pdu_0_0, 'pdus'), (self.dflood_dflood_0, 'from_app'))
self.msg_connect((self.blocks_tagged_stream_to_pdu_1, 'pdus'), (self.Async_Decoder, 'in'))
self.msg_connect((self.dflood_dflood_0, 'to_radio'), (self.Async_Ecnoder, 'in'))
self.msg_connect((self.dflood_dflood_0, 'to_app'), (self.blocks_message_debug_0, 'print_pdu'))
self.connect((self.audio_source_0, 0), (self.splash_XCEIVER_0, 0))
self.connect((self.blocks_char_to_float_0_1, 0), (self.blocks_tagged_stream_to_pdu_1, 0))
self.connect((self.blocks_pdu_to_tagged_stream_0, 0), (self.splash_packet_encoder_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_map_bb_0, 0))
self.connect((self.digital_map_bb_0, 0), (self.blocks_char_to_float_0_1, 0))
self.connect((self.splash_XCEIVER_0, 2), (self.analog_probe_avg_mag_sqrd_x_0, 0))
self.connect((self.splash_XCEIVER_0, 0), (self.audio_sink_0, 0))
self.connect((self.splash_XCEIVER_0, 1), (self.splash_packet_decoder_0, 0))
self.connect((self.splash_packet_decoder_0, 0), (self.blocks_repack_bits_bb_0, 0))
self.connect((self.splash_packet_encoder_0, 0), (self.splash_XCEIVER_0, 1))
def __init__(self,
hdr_format=digital.header_format_default(
digital.packet_utils.default_access_code, 0)):
gr.top_block.__init__(self, "Qpsk Usrp Loopback")
Qt.QWidget.__init__(self)
self.setWindowTitle("Qpsk Usrp Loopback")
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_usrp_loopback")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Parameters
##################################################
self.hdr_format = hdr_format
##################################################
# Variables
##################################################
self.qpsk = qpsk = digital.constellation_qpsk().base()
self.excess_bw = excess_bw = 0.2
self.base_sps = base_sps = 5
self.sps = sps = 100
self.samp_rate = samp_rate = 0.4e6
self.rxmod = rxmod = digital.generic_mod(qpsk, False, base_sps, False,
excess_bw, False, False)
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.rrc_taps_rx = rrc_taps_rx = firdes.root_raised_cosine(
32, samp_rate / base_sps, base_sps, excess_bw, 11 * base_sps * 3)
self.nfilts = nfilts = 32
self.modulated_sync_word = modulated_sync_word = digital.modulate_vector_bc(
rxmod.to_basic_block(),
([0xac, 0xdd, 0xa4, 0xe2, 0xf2, 0x8c, 0x20, 0xfc]), ([1]))
self.carrier_freq = carrier_freq = 85e3
self.baseband_bw = baseband_bw = (1 + excess_bw) * (samp_rate / sps)
self.acc_code = acc_code = "1111111100000000111100001111000011001100111111110000000010101010"
##################################################
# Blocks
##################################################
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("addr=192.168.10.2", "")),
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(uhd.tune_request(carrier_freq),
0)
self.uhd_usrp_source_0.set_normalized_gain(0.5, 0)
self.uhd_usrp_source_0.set_antenna('A', 0)
self.uhd_usrp_source_0.set_auto_dc_offset(True, 0)
self.uhd_usrp_source_0.set_auto_iq_balance(True, 0)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("addr=192.168.10.2", "")),
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(uhd.tune_request(carrier_freq), 0)
self.uhd_usrp_sink_0.set_normalized_gain(0.5, 0)
self.uhd_usrp_sink_0.set_antenna('A', 0)
self.qtgui_time_sink_x_2 = qtgui.time_sink_c(
512, #size
samp_rate, #samp_rate
"scope", #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, False)
self.qtgui_time_sink_x_2.set_trigger_mode(qtgui.TRIG_MODE_NORM,
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_axis_labels(True)
self.qtgui_time_sink_x_2.enable_control_panel(False)
self.qtgui_time_sink_x_2.enable_stem_plot(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):
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_grid_layout.addWidget(self._qtgui_time_sink_x_2_win)
self.qtgui_time_sink_x_1 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
"Correlation Estimate", #name
1 #number of inputs
)
self.qtgui_time_sink_x_1.set_update_time(0.4)
self.qtgui_time_sink_x_1.set_y_axis(-1, 2000)
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_TAG,
qtgui.TRIG_SLOPE_POS, 0.0,
5e-05, 0, 'corr_est')
self.qtgui_time_sink_x_1.enable_autoscale(False)
self.qtgui_time_sink_x_1.enable_grid(True)
self.qtgui_time_sink_x_1.enable_axis_labels(True)
self.qtgui_time_sink_x_1.enable_control_panel(False)
self.qtgui_time_sink_x_1.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_1.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_1.set_line_label(i, labels[i])
self.qtgui_time_sink_x_1.set_line_width(i, widths[i])
self.qtgui_time_sink_x_1.set_line_color(i, colors[i])
self.qtgui_time_sink_x_1.set_line_style(i, styles[i])
self.qtgui_time_sink_x_1.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_1_win = sip.wrapinstance(
self.qtgui_time_sink_x_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_1_win)
self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
128, #size
samp_rate, #samp_rate
"End", #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, 150)
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, "len_key2")
self.qtgui_time_sink_x_0.enable_autoscale(False)
self.qtgui_time_sink_x_0.enable_grid(True)
self.qtgui_time_sink_x_0.enable_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_number_sink_0 = qtgui.number_sink(gr.sizeof_float, 0,
qtgui.NUM_GRAPH_NONE, 1)
self.qtgui_number_sink_0.set_update_time(0.10)
self.qtgui_number_sink_0.set_title("BER")
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_grid_layout.addWidget(self._qtgui_number_sink_0_win)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
512, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"scope", #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 "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(
512, #size
"scope", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0.set_update_time(0.05)
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.math_0 = iio.iio_math('10^(-x)', 1)
self.low_pass_filter_0 = filter.fir_filter_ccf(
1,
firdes.low_pass(1.2, samp_rate, 5e3, 1000, firdes.WIN_HAMMING,
6.76))
self.fir_filter_xxx_0 = filter.fir_filter_ccc(sps / base_sps, (100, ))
self.fir_filter_xxx_0.declare_sample_delay(0)
self.fec_ber_bf_0 = fec.ber_bf(False, 100, -7.0)
self.digital_protocol_formatter_bb_0 = digital.protocol_formatter_bb(
hdr_format, 'len_key')
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
base_sps, 62.8e-3, (rrc_taps_rx), 36, 36 / 2, 1.25, 3)
self.digital_lms_dd_equalizer_cc_0 = digital.lms_dd_equalizer_cc(
5, 5E-3, 3, qpsk)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(4)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(
62.8e-3, 4, False)
self.digital_correlate_access_code_xx_ts_1_0_0 = digital.correlate_access_code_bb_ts(
digital.packet_utils.default_access_code, 2, "len_key2")
self.digital_corr_est_cc_0 = digital.corr_est_cc((modulated_sync_word),
base_sps, 150, 0.91)
self.digital_constellation_modulator_0 = digital.generic_mod(
constellation=qpsk,
differential=True,
samples_per_symbol=sps,
pre_diff_code=True,
excess_bw=excess_bw,
verbose=False,
log=False,
)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
qpsk)
self.blocks_vector_source_x_0 = blocks.vector_source_b(
vec, True, 1, [])
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(2)
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_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, 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_repack_bits_bb_0 = blocks.repack_bits_bb(
1, 8, "", False, gr.GR_MSB_FIRST)
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_mag_squared_0 = blocks.complex_to_mag_squared(1)
self.blocks_char_to_float_0 = blocks.char_to_float(1, 1)
##################################################
# Connections
##################################################
self.connect((self.blocks_char_to_float_0, 0),
(self.qtgui_time_sink_x_0, 0))
self.connect((self.blocks_complex_to_mag_squared_0, 0),
(self.qtgui_time_sink_x_1, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blocks_stream_to_tagged_stream_1, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.blocks_char_to_float_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0), (self.fec_ber_bf_0, 0))
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_stream_to_tagged_stream_1, 0),
(self.fec_ber_bf_0, 1))
self.connect((self.blocks_tag_gate_0, 0),
(self.digital_correlate_access_code_xx_ts_1_0_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_unpack_k_bits_bb_0, 0),
(self.blocks_tag_gate_0, 0))
self.connect((self.blocks_vector_source_x_0, 0),
(self.blocks_stream_to_tagged_stream_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.digital_constellation_modulator_0, 0),
(self.uhd_usrp_sink_0, 0))
self.connect((self.digital_corr_est_cc_0, 1),
(self.blocks_complex_to_mag_squared_0, 0))
self.connect((self.digital_corr_est_cc_0, 0),
(self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.digital_correlate_access_code_xx_ts_1_0_0, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.qtgui_const_sink_x_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.qtgui_freq_sink_x_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.blocks_unpack_k_bits_bb_0, 0))
self.connect((self.digital_lms_dd_equalizer_cc_0, 0),
(self.digital_costas_loop_cc_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_lms_dd_equalizer_cc_0, 0))
self.connect((self.digital_protocol_formatter_bb_0, 0),
(self.blocks_tagged_stream_mux_0, 0))
self.connect((self.fec_ber_bf_0, 0), (self.math_0, 0))
self.connect((self.fir_filter_xxx_0, 0),
(self.digital_corr_est_cc_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.fir_filter_xxx_0, 0))
self.connect((self.low_pass_filter_0, 0),
(self.qtgui_time_sink_x_2, 0))
self.connect((self.math_0, 0), (self.qtgui_number_sink_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.low_pass_filter_0, 0))
def __init__(
self, ipp1="127.0.0.1", ipp2="127.0.0.1", ipp3="127.0.0.1", ipp4="127.0.0.1", iptx="127.0.0.1", samp_rate=1000
):
gr.top_block.__init__(self, "OFDM Rx")
##################################################
# Parameters
##################################################
self.ipp1 = ipp1
self.ipp2 = ipp2
self.ipp3 = ipp3
self.ipp4 = ipp4
self.iptx = iptx
self.samp_rate = samp_rate
##################################################
# 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,
0.0,
0.0,
0.0,
0.0,
1.41421356,
0.0,
-1.41421356,
0.0,
1.41421356,
0.0,
-1.41421356,
0.0,
-1.41421356,
0.0,
-1.41421356,
0.0,
1.41421356,
0.0,
-1.41421356,
0.0,
1.41421356,
0.0,
-1.41421356,
0.0,
-1.41421356,
0.0,
-1.41421356,
0.0,
-1.41421356,
0.0,
1.41421356,
0.0,
-1.41421356,
0.0,
1.41421356,
0.0,
1.41421356,
0.0,
1.41421356,
0.0,
-1.41421356,
0.0,
1.41421356,
0.0,
1.41421356,
0.0,
1.41421356,
0.0,
-1.41421356,
0.0,
1.41421356,
0.0,
1.41421356,
0.0,
1.41421356,
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 = 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.zeromq_push_sink_0_0_1_0_0 = zeromq.push_sink(gr.sizeof_char, 1, "tcp://" + ipp3 + ":55530", 100, True)
self.zeromq_push_sink_0_0_1_0 = zeromq.push_sink(
gr.sizeof_gr_complex, 64, "tcp://" + ipp2 + ":55521", 100, True
)
self.zeromq_push_sink_0_0_1 = zeromq.push_sink(gr.sizeof_gr_complex, 64, "tcp://" + ipp2 + ":55520", 100, True)
self.zeromq_push_sink_0_0_0 = zeromq.push_sink(gr.sizeof_char, 1, "tcp://" + ipp1 + ":55511", 100, True)
self.zeromq_push_sink_0_0 = zeromq.push_sink(gr.sizeof_gr_complex, 1, "tcp://" + ipp1 + ":55510", 100, True)
self.zeromq_push_sink_0 = zeromq.push_sink(gr.sizeof_gr_complex, 1, "tcp://" + iptx + ":55500", 100, True)
self.zeromq_pull_source_0_0_0_0_0_0 = zeromq.pull_source(
gr.sizeof_gr_complex, 64, "tcp://" + ipp2 + ":55521", 100, True
)
self.zeromq_pull_source_0_0_0_0_0 = zeromq.pull_source(
gr.sizeof_gr_complex, 64, "tcp://" + ipp2 + ":55520", 100, True
)
self.zeromq_pull_source_0_0_0_0 = zeromq.pull_source(gr.sizeof_char, 1, "tcp://" + ipp3 + ":55530", 100, True)
self.zeromq_pull_source_0_0_0 = zeromq.pull_source(gr.sizeof_char, 1, "tcp://" + ipp1 + ":55511", 100, True)
self.zeromq_pull_source_0_0 = zeromq.pull_source(gr.sizeof_gr_complex, 1, "tcp://" + ipp1 + ":55510", 100, True)
self.zeromq_pull_source_0 = zeromq.pull_source(gr.sizeof_gr_complex, 1, "tcp://" + iptx + ":55500", 100, True)
self.my_random_source_limit_rate_0 = my.random_source_limit_rate(1000)
self.my_number_sync_timestamp_0 = my.number_sync_timestamp()
self.fft_vxx_1 = fft.fft_vcc(fft_len, True, (), 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_ofdm_tx_0 = digital.ofdm_tx(
fft_len=fft_len,
cp_len=fft_len / 4,
packet_length_tag_key=packet_length_tag_key,
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,
rolloff=0,
debug_log=True,
scramble_bits=False,
)
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_chanest_vcvc_0 = digital.ofdm_chanest_vcvc((sync_word1), (sync_word2), 1, 0, 3, False)
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 = 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.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.1,
frequency_offset=0 * 1.0 / fft_len,
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_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, packet_length_tag_key
)
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_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_xx_0, 0), (self.zeromq_push_sink_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_crc32_bb_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.digital_ofdm_tx_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.zeromq_push_sink_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.zeromq_push_sink_0_0_1_0_0, 0))
self.connect((self.digital_constellation_decoder_cb_1, 0), (self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_crc32_bb_0, 0), (self.blocks_tag_debug_1, 0))
self.connect((self.digital_crc32_bb_0, 0), (self.my_number_sync_timestamp_0, 0))
self.connect((self.digital_header_payload_demux_0, 0), (self.zeromq_push_sink_0_0_1, 0))
self.connect((self.digital_header_payload_demux_0, 1), (self.zeromq_push_sink_0_0_1_0, 0))
self.connect((self.digital_ofdm_chanest_vcvc_0, 0), (self.digital_ofdm_frame_equalizer_vcvc_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.zeromq_push_sink_0_0_0, 0))
self.connect((self.digital_ofdm_tx_0, 0), (self.channels_channel_model_0, 0))
self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_chanest_vcvc_0, 0))
self.connect((self.fft_vxx_1, 0), (self.digital_ofdm_frame_equalizer_vcvc_1, 0))
self.connect((self.my_random_source_limit_rate_0, 0), (self.blocks_stream_to_tagged_stream_0, 0))
self.connect((self.zeromq_pull_source_0, 0), (self.blocks_delay_0, 0))
self.connect((self.zeromq_pull_source_0, 0), (self.digital_ofdm_sync_sc_cfb_0, 0))
self.connect((self.zeromq_pull_source_0_0, 0), (self.digital_header_payload_demux_0, 0))
self.connect((self.zeromq_pull_source_0_0_0, 0), (self.digital_header_payload_demux_0, 1))
self.connect((self.zeromq_pull_source_0_0_0_0, 0), (self.digital_packet_headerparser_b_0, 0))
self.connect((self.zeromq_pull_source_0_0_0_0_0, 0), (self.fft_vxx_0, 0))
self.connect((self.zeromq_pull_source_0_0_0_0_0_0, 0), (self.fft_vxx_1, 0))
def __init__(self,
hdr_format=digital.header_format_default(
digital.packet_utils.default_access_code, 0)):
gr.top_block.__init__(self, "BFSK")
Qt.QWidget.__init__(self)
self.setWindowTitle("BFSK")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "top_block")
try:
if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
self.restoreGeometry(
self.settings.value("geometry").toByteArray())
else:
self.restoreGeometry(self.settings.value("geometry"))
except:
pass
##################################################
# Parameters
##################################################
self.hdr_format = hdr_format
##################################################
# Variables
##################################################
self.freq_symbol_1 = freq_symbol_1 = 10584
self.freq_symbol_0 = freq_symbol_0 = 8820
self.samp_rate = samp_rate = 44.1e3
self.fsk_deviation_hz = fsk_deviation_hz = freq_symbol_1 - freq_symbol_0
self.filter_taps = filter_taps = firdes.low_pass(
1.0, samp_rate, fsk_deviation_hz, 400)
self.SPS = SPS = 200
##################################################
# Blocks
##################################################
self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0.enable_tags(True)
self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0, 0,
0, "")
self.qtgui_time_sink_x_0.enable_autoscale(False)
self.qtgui_time_sink_x_0.enable_grid(False)
self.qtgui_time_sink_x_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0.enable_control_panel(False)
self.qtgui_time_sink_x_0.enable_stem_plot(False)
labels = [
'Signal 1', 'Signal 2', 'Signal 3', 'Signal 4', 'Signal 5',
'Signal 6', 'Signal 7', 'Signal 8', 'Signal 9', 'Signal 10'
]
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
'blue', 'red', 'green', 'black', 'cyan', 'magenta', 'yellow',
'dark red', 'dark green', 'dark blue'
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_win)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_fcf(
1, filter_taps, (freq_symbol_1 + freq_symbol_0) / 2, samp_rate)
self.digital_protocol_formatter_bb_0 = digital.protocol_formatter_bb(
hdr_format, 'len_key')
self.digital_correlate_access_code_xx_ts_1_0_0 = digital.correlate_access_code_bb_ts(
digital.packet_utils.default_access_code, 6, 'len_key2')
self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff(
SPS, 0.25 * 0.175 * 0.175, 0.5, 0.175, 0.005)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self.blocks_vector_source_x_0 = blocks.vector_source_b((1, 0), True, 1,
[])
self.blocks_tagged_stream_to_pdu_0_0_0_0_0 = blocks.tagged_stream_to_pdu(
blocks.byte_t, 'len_key2')
self.blocks_tagged_stream_mux_1 = 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, 147, 'len_key')
self.blocks_stream_to_tagged_stream_0_0 = blocks.stream_to_tagged_stream(
gr.sizeof_char, 1, 100, 'len_key')
self.blocks_repeat_0 = blocks.repeat(gr.sizeof_float * 1, SPS)
self.blocks_repack_bits_bb_0_0_0_0 = blocks.repack_bits_bb(
1, 8, 'len_key2', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
8, 1, 'len_key', False, gr.GR_MSB_FIRST)
self.blocks_not_xx_0 = blocks.not_bb()
self.blocks_multiply_xx_1 = blocks.multiply_vff(1)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_ff(0.6)
self.blocks_message_debug_0_0_0_0_0 = blocks.message_debug()
self.blocks_float_to_char_0 = blocks.float_to_char(1, 1)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_char * 1,
'/home/peter/Desktop/acoustic_radio/Testings/test_input.txt', True,
0, 0)
self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL)
self.blocks_file_sink_0 = blocks.file_sink(
gr.sizeof_char * 1, '/home/peter/Desktop/output.txt', False)
self.blocks_file_sink_0.set_unbuffered(True)
self.blocks_char_to_float_2 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_1 = blocks.char_to_float(1, 1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.blocks_add_const_vxx_0 = blocks.add_const_ff(2)
self.band_pass_filter_0_0 = filter.fir_filter_fff(
1,
firdes.band_pass(1, samp_rate, freq_symbol_1 - 100,
freq_symbol_1 + 100, 100, firdes.WIN_HAMMING,
6.76))
self.band_pass_filter_0 = filter.fir_filter_fff(
1,
firdes.band_pass(1, samp_rate, freq_symbol_0 - 100,
freq_symbol_0 + 100, 100, firdes.WIN_HAMMING,
6.76))
self.audio_source_0 = audio.source(44100, '', True)
self.audio_sink_0 = audio.sink(44100, '', True)
self.analog_sig_source_x_1 = analog.sig_source_f(
samp_rate, analog.GR_COS_WAVE, freq_symbol_1, 1, 0, 0)
self.analog_sig_source_x_0 = analog.sig_source_f(
samp_rate, analog.GR_COS_WAVE, freq_symbol_0, 1, 0, 0)
self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf(
samp_rate / (2 * math.pi * fsk_deviation_hz / 8.0))
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_tagged_stream_to_pdu_0_0_0_0_0, 'pdus'),
(self.blocks_message_debug_0_0_0_0_0, 'print'))
self.connect((self.analog_quadrature_demod_cf_0, 0),
(self.digital_clock_recovery_mm_xx_0, 0))
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.analog_sig_source_x_1, 0),
(self.blocks_multiply_xx_1, 0))
self.connect((self.audio_source_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.band_pass_filter_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.band_pass_filter_0_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.blocks_add_const_vxx_0, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_char_to_float_1, 0),
(self.blocks_repeat_0, 0))
self.connect((self.blocks_char_to_float_2, 0),
(self.blocks_add_const_vxx_0, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blocks_stream_to_tagged_stream_1, 0))
self.connect((self.blocks_float_to_char_0, 0),
(self.blocks_not_xx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.qtgui_time_sink_x_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.band_pass_filter_0, 0))
self.connect((self.blocks_multiply_xx_1, 0),
(self.band_pass_filter_0_0, 0))
self.connect((self.blocks_not_xx_0, 0),
(self.blocks_char_to_float_2, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.blocks_tagged_stream_mux_1, 1))
self.connect((self.blocks_repack_bits_bb_0_0_0_0, 0),
(self.blocks_file_sink_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_0, 0),
(self.blocks_tagged_stream_to_pdu_0_0_0_0_0, 0))
self.connect((self.blocks_repeat_0, 0),
(self.blocks_float_to_char_0, 0))
self.connect((self.blocks_repeat_0, 0), (self.blocks_multiply_xx_1, 1))
self.connect((self.blocks_stream_to_tagged_stream_0_0, 0),
(self.blocks_tagged_stream_mux_1, 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_repack_bits_bb_0, 0))
self.connect((self.blocks_tagged_stream_mux_1, 0),
(self.blocks_char_to_float_1, 0))
self.connect((self.blocks_vector_source_x_0, 0),
(self.blocks_stream_to_tagged_stream_0_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0),
(self.digital_correlate_access_code_xx_ts_1_0_0, 0))
self.connect((self.digital_clock_recovery_mm_xx_0, 0),
(self.digital_binary_slicer_fb_0, 0))
self.connect((self.digital_correlate_access_code_xx_ts_1_0_0, 0),
(self.blocks_repack_bits_bb_0_0_0_0, 0))
self.connect((self.digital_protocol_formatter_bb_0, 0),
(self.blocks_tagged_stream_mux_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.analog_quadrature_demod_cf_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Rx")
Qt.QWidget.__init__(self)
self.setWindowTitle("Rx")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "rx")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.sps = sps = 4
self.samp_rate_array_MCR = samp_rate_array_MCR = [
7500000, 5000000, 3750000, 3000000, 2500000, 2000000, 1500000,
1000000, 937500, 882352, 833333, 714285, 533333, 500000, 421052,
400000, 380952, 200000
]
self.nfilts = nfilts = 32
self.eb = eb = 0.22
self.variable_qtgui_range_0_1 = variable_qtgui_range_0_1 = 30
self.variable_qtgui_range_0_0 = variable_qtgui_range_0_0 = 50
self.samp_rate = samp_rate = samp_rate_array_MCR[15]
self.rx_rrc_taps = rx_rrc_taps = firdes.root_raised_cosine(
nfilts, nfilts * sps, 1.0, eb, 11 * sps * nfilts)
self.pld_const = pld_const = digital.constellation_rect(([
0.707 + 0.707j, -0.707 + 0.707j, -0.707 - 0.707j, 0.707 - 0.707j
]), ([0, 1, 2, 3]), 4, 2, 2, 1, 1).base()
self.pld_const.gen_soft_dec_lut(8)
self.frequencia_usrp = frequencia_usrp = 484e6
self.MCR = MCR = "master_clock_rate=60e6"
##################################################
# Blocks
##################################################
self._variable_qtgui_range_0_1_range = Range(0, 73, 1, 30, 200)
self._variable_qtgui_range_0_1_win = RangeWidget(
self._variable_qtgui_range_0_1_range,
self.set_variable_qtgui_range_0_1, 'Gain_RX', "counter_slider",
float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_0_1_win, 0,
1, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self._variable_qtgui_range_0_0_range = Range(0, 90, 1, 50, 200)
self._variable_qtgui_range_0_0_win = RangeWidget(
self._variable_qtgui_range_0_0_range,
self.set_variable_qtgui_range_0_0, 'Gain_Jamming',
"counter_slider", float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_0_0_win, 0,
2, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.uhd_usrp_source_0_0 = uhd.usrp_source(
",".join(("serial=F5EAC0", MCR)),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0_0.set_time_now(uhd.time_spec(time.time()),
uhd.ALL_MBOARDS)
self.uhd_usrp_source_0_0.set_center_freq(frequencia_usrp, 0)
self.uhd_usrp_source_0_0.set_gain(variable_qtgui_range_0_1, 0)
self.uhd_usrp_source_0_0.set_antenna('TX/RX', 0)
self.uhd_usrp_source_0_0.set_auto_dc_offset(True, 0)
self.uhd_usrp_source_0_0.set_auto_iq_balance(True, 0)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("serial=F5EAC0", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_subdev_spec('A:B', 0)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_time_now(uhd.time_spec(time.time()),
uhd.ALL_MBOARDS)
self.uhd_usrp_sink_0.set_center_freq(frequencia_usrp, 0)
self.uhd_usrp_sink_0.set_gain(variable_qtgui_range_0_0, 0)
self.uhd_usrp_sink_0.set_antenna('TX/RX', 0)
self.qtgui_time_sink_x_1_0_0 = qtgui.time_sink_c(
1024, #size
samp_rate, #samp_rate
"TX JAMMING USRP", #name
1 #number of inputs
)
self.qtgui_time_sink_x_1_0_0.set_update_time(0.10)
self.qtgui_time_sink_x_1_0_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_1_0_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_1_0_0.enable_tags(-1, True)
self.qtgui_time_sink_x_1_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS,
0.0, 0, 0, "")
self.qtgui_time_sink_x_1_0_0.enable_autoscale(False)
self.qtgui_time_sink_x_1_0_0.enable_grid(False)
self.qtgui_time_sink_x_1_0_0.enable_axis_labels(True)
self.qtgui_time_sink_x_1_0_0.enable_control_panel(False)
self.qtgui_time_sink_x_1_0_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_1_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(2):
if len(labels[i]) == 0:
if (i % 2 == 0):
self.qtgui_time_sink_x_1_0_0.set_line_label(
i, "Re{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_1_0_0.set_line_label(
i, "Im{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_1_0_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_1_0_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_1_0_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_1_0_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_1_0_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_1_0_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_1_0_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_1_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_1_0_0_win, 1, 1,
1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_1_0 = qtgui.time_sink_c(
1024, #size
samp_rate, #samp_rate
"RX USRP", #name
1 #number of inputs
)
self.qtgui_time_sink_x_1_0.set_update_time(0.10)
self.qtgui_time_sink_x_1_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_1_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_1_0.enable_tags(-1, True)
self.qtgui_time_sink_x_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, 0, "")
self.qtgui_time_sink_x_1_0.enable_autoscale(False)
self.qtgui_time_sink_x_1_0.enable_grid(False)
self.qtgui_time_sink_x_1_0.enable_axis_labels(True)
self.qtgui_time_sink_x_1_0.enable_control_panel(False)
self.qtgui_time_sink_x_1_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_1_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "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_1_0.set_line_label(
i, "Re{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_1_0.set_line_label(
i, "Im{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_1_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_1_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_1_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_1_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_1_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_1_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_1_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_1_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_1_0_win, 1, 3,
1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(3, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_1 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_1.set_update_time(0.10)
self.qtgui_freq_sink_x_1.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_1.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0,
"")
self.qtgui_freq_sink_x_1.enable_autoscale(False)
self.qtgui_freq_sink_x_1.enable_grid(False)
self.qtgui_freq_sink_x_1.set_fft_average(1.0)
self.qtgui_freq_sink_x_1.enable_axis_labels(True)
self.qtgui_freq_sink_x_1.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_1.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_1.set_plot_pos_half(not True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_1.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_1.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_1.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_1_win = sip.wrapinstance(
self.qtgui_freq_sink_x_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_1_win, 1, 2, 1,
1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0_0_0_1 = qtgui.const_sink_c(
1024, #size
"RX Const", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0_0_1.set_update_time(0.10)
self.qtgui_const_sink_x_0_0_0_1.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_1.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_1.set_trigger_mode(
qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_0_0_0_1.enable_autoscale(False)
self.qtgui_const_sink_x_0_0_0_1.enable_grid(False)
self.qtgui_const_sink_x_0_0_0_1.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0_0_1.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0_0_0_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0_0_1.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_0_1_win = sip.wrapinstance(
self.qtgui_const_sink_x_0_0_0_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_0_1_win, 2,
1, 1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0_0_0 = qtgui.const_sink_c(
1024, #size
"RX Treated", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0_0.set_update_time(0.10)
self.qtgui_const_sink_x_0_0_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS,
0.0, 0, "")
self.qtgui_const_sink_x_0_0_0.enable_autoscale(False)
self.qtgui_const_sink_x_0_0_0.enable_grid(False)
self.qtgui_const_sink_x_0_0_0.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0_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_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_0_win = sip.wrapinstance(
self.qtgui_const_sink_x_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_0_win, 2,
2, 1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.interp_fir_filter_xxx_1 = filter.interp_fir_filter_ccc(
4, ([1, 0, 0, 0]))
self.interp_fir_filter_xxx_1.declare_sample_delay(0)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
sps, 6.28 / 100.0, (rx_rrc_taps), nfilts, nfilts / 2, 1.5, 2)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(
pld_const.arity())
self.digital_costas_loop_cc_0_0 = digital.costas_loop_cc(
6.28 / 100.0, pld_const.arity(), False)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
pld_const)
self.digital_cma_equalizer_cc_0_0 = digital.cma_equalizer_cc(
15, 1, 0.01, 2)
self.custom_corr = correlate_and_delay.corr_and_delay(
200 * sps, 0, 0.9995, sps)
self.cac_cpp_cac_bb_0 = cac_cpp.cac_bb(
digital.packet_utils.default_access_code, 1)
self.blocks_repack_bits_bb_0_0_0_1_0 = blocks.repack_bits_bb(
1, 8, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
pld_const.bits_per_symbol(), 1, '', False, gr.GR_MSB_FIRST)
self.blocks_null_sink_1 = blocks.null_sink(gr.sizeof_gr_complex * 1)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_gr_complex * 1)
self.blocks_multiply_const_vxx_1_0 = blocks.multiply_const_vcc((0.5, ))
self.blocks_file_sink_0_0_0_0_2_0 = blocks.file_sink(
gr.sizeof_char * 1, '/home/it/temp_buffer.txt', False)
self.blocks_file_sink_0_0_0_0_2_0.set_unbuffered(False)
self.analog_noise_source_x_0_0 = analog.noise_source_c(
analog.GR_GAUSSIAN, 1, -5)
self.adapt_lms_filter_xx_0 = adapt.lms_filter_cc(
True, 32, 0.0001, 0, 1, True, False, False)
##################################################
# Connections
##################################################
self.connect((self.adapt_lms_filter_xx_0, 0),
(self.blocks_null_sink_0, 0))
self.connect((self.adapt_lms_filter_xx_0, 1),
(self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.analog_noise_source_x_0_0, 0),
(self.interp_fir_filter_xxx_1, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0),
(self.custom_corr, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0),
(self.qtgui_freq_sink_x_1, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0),
(self.qtgui_time_sink_x_1_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0),
(self.uhd_usrp_sink_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.cac_cpp_cac_bb_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_1_0, 0),
(self.blocks_file_sink_0_0_0_0_2_0, 0))
self.connect((self.cac_cpp_cac_bb_0, 0),
(self.blocks_repack_bits_bb_0_0_0_1_0, 0))
self.connect((self.custom_corr, 0), (self.adapt_lms_filter_xx_0, 1))
self.connect((self.custom_corr, 1), (self.adapt_lms_filter_xx_0, 0))
self.connect((self.custom_corr, 2), (self.blocks_null_sink_1, 0))
self.connect((self.digital_cma_equalizer_cc_0_0, 0),
(self.digital_costas_loop_cc_0_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.qtgui_const_sink_x_0_0_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_cma_equalizer_cc_0_0, 0))
self.connect((self.interp_fir_filter_xxx_1, 0),
(self.blocks_multiply_const_vxx_1_0, 0))
self.connect((self.uhd_usrp_source_0_0, 0), (self.custom_corr, 1))
self.connect((self.uhd_usrp_source_0_0, 0),
(self.qtgui_const_sink_x_0_0_0_1, 0))
self.connect((self.uhd_usrp_source_0_0, 0),
(self.qtgui_time_sink_x_1_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.sps = sps = 4
self.nfilts = nfilts = 32
self.timing_loop_bw = timing_loop_bw = 15.0 / 100.0
self.taps = taps = [1.0, 0.25 - 0.25j, 0.50 + 0.10j, -0.3 + 0.2j]
self.samp_rate = samp_rate = 250e3
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(
nfilts, nfilts, 1.0 / float(sps), 0.35, 11 * sps * nfilts)
self.phase_bw = phase_bw = 6.0 / 100.0
self.frequency = frequency = 2.45e9
self.excess_bw = excess_bw = 0.35
self.eq_gain = eq_gain = 10.0e-3
self.code1 = code1 = '010110011011101100010101011111101001001110001011010001101010001'
self.arity = arity = 4
##################################################
# Blocks
##################################################
self._timing_loop_bw_range = Range(0.0, 0.2, 0.01, 15.0 / 100.0, 200)
self._timing_loop_bw_win = RangeWidget(self._timing_loop_bw_range,
self.set_timing_loop_bw,
"Time: BW", "slider", float)
self.top_layout.addWidget(self._timing_loop_bw_win)
self.qtgui_tab_widget_1 = Qt.QTabWidget()
self.qtgui_tab_widget_1_widget_0 = Qt.QWidget()
self.qtgui_tab_widget_1_layout_0 = Qt.QBoxLayout(
Qt.QBoxLayout.TopToBottom, self.qtgui_tab_widget_1_widget_0)
self.qtgui_tab_widget_1_grid_layout_0 = Qt.QGridLayout()
self.qtgui_tab_widget_1_layout_0.addLayout(
self.qtgui_tab_widget_1_grid_layout_0)
self.qtgui_tab_widget_1.addTab(self.qtgui_tab_widget_1_widget_0,
"channel")
self.qtgui_tab_widget_1_widget_1 = Qt.QWidget()
self.qtgui_tab_widget_1_layout_1 = Qt.QBoxLayout(
Qt.QBoxLayout.TopToBottom, self.qtgui_tab_widget_1_widget_1)
self.qtgui_tab_widget_1_grid_layout_1 = Qt.QGridLayout()
self.qtgui_tab_widget_1_layout_1.addLayout(
self.qtgui_tab_widget_1_grid_layout_1)
self.qtgui_tab_widget_1.addTab(self.qtgui_tab_widget_1_widget_1,
"clock")
self.qtgui_tab_widget_1_widget_2 = Qt.QWidget()
self.qtgui_tab_widget_1_layout_2 = Qt.QBoxLayout(
Qt.QBoxLayout.TopToBottom, self.qtgui_tab_widget_1_widget_2)
self.qtgui_tab_widget_1_grid_layout_2 = Qt.QGridLayout()
self.qtgui_tab_widget_1_layout_2.addLayout(
self.qtgui_tab_widget_1_grid_layout_2)
self.qtgui_tab_widget_1.addTab(self.qtgui_tab_widget_1_widget_2,
"equilizer")
self.qtgui_tab_widget_1_widget_3 = Qt.QWidget()
self.qtgui_tab_widget_1_layout_3 = Qt.QBoxLayout(
Qt.QBoxLayout.TopToBottom, self.qtgui_tab_widget_1_widget_3)
self.qtgui_tab_widget_1_grid_layout_3 = Qt.QGridLayout()
self.qtgui_tab_widget_1_layout_3.addLayout(
self.qtgui_tab_widget_1_grid_layout_3)
self.qtgui_tab_widget_1.addTab(self.qtgui_tab_widget_1_widget_3,
"frequency correction")
self.qtgui_tab_widget_1_widget_4 = Qt.QWidget()
self.qtgui_tab_widget_1_layout_4 = Qt.QBoxLayout(
Qt.QBoxLayout.TopToBottom, self.qtgui_tab_widget_1_widget_4)
self.qtgui_tab_widget_1_grid_layout_4 = Qt.QGridLayout()
self.qtgui_tab_widget_1_layout_4.addLayout(
self.qtgui_tab_widget_1_grid_layout_4)
self.qtgui_tab_widget_1.addTab(self.qtgui_tab_widget_1_widget_4,
"difference")
self.qtgui_tab_widget_1_widget_5 = Qt.QWidget()
self.qtgui_tab_widget_1_layout_5 = Qt.QBoxLayout(
Qt.QBoxLayout.TopToBottom, self.qtgui_tab_widget_1_widget_5)
self.qtgui_tab_widget_1_grid_layout_5 = Qt.QGridLayout()
self.qtgui_tab_widget_1_layout_5.addLayout(
self.qtgui_tab_widget_1_grid_layout_5)
self.qtgui_tab_widget_1.addTab(self.qtgui_tab_widget_1_widget_5,
"in/out")
self.top_layout.addWidget(self.qtgui_tab_widget_1)
self._phase_bw_range = Range(0.0, 1.0, 0.01, 6.0 / 100.0, 200)
self._phase_bw_win = RangeWidget(self._phase_bw_range,
self.set_phase_bw, "Phase: Bandwidth",
"slider", float)
self.top_layout.addWidget(self._phase_bw_win)
self._eq_gain_range = Range(0.0, 0.1, 0.0001, 10.0e-3, 200)
self._eq_gain_win = RangeWidget(self._eq_gain_range, self.set_eq_gain,
"Equalizer: rate", "slider", float)
self.top_layout.addWidget(self._eq_gain_win)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(250e3)
self.uhd_usrp_source_0.set_center_freq(frequency, 0)
self.uhd_usrp_source_0.set_gain(30, 0)
self.uhd_usrp_source_0.set_antenna("TX/RX", 0)
self.uhd_usrp_source_0.set_bandwidth(250e3, 0)
self.tutorial_my_qpsk_demod_cb_1 = tutorial.my_qpsk_demod_cb(False)
self.qtgui_freq_sink_x_2 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_2.set_update_time(0.10)
self.qtgui_freq_sink_x_2.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_2.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0,
"")
self.qtgui_freq_sink_x_2.enable_autoscale(False)
self.qtgui_freq_sink_x_2.enable_grid(False)
self.qtgui_freq_sink_x_2.set_fft_average(1.0)
self.qtgui_freq_sink_x_2.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_2.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_2.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_2.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_2.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_2.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_2.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_2.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_2_win = sip.wrapinstance(
self.qtgui_freq_sink_x_2.pyqwidget(), Qt.QWidget)
self.qtgui_tab_widget_1_grid_layout_1.addWidget(
self._qtgui_freq_sink_x_2_win, 0, 1)
self.qtgui_freq_sink_x_1 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_1.set_update_time(0.10)
self.qtgui_freq_sink_x_1.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0,
"")
self.qtgui_freq_sink_x_1.enable_autoscale(False)
self.qtgui_freq_sink_x_1.enable_grid(False)
self.qtgui_freq_sink_x_1.set_fft_average(1.0)
self.qtgui_freq_sink_x_1.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_1.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_1.set_plot_pos_half(not True)
labels = ["", "", "", "", "", "", "", "", "", ""]
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_1.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_1.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_1.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_1_win = sip.wrapinstance(
self.qtgui_freq_sink_x_1.pyqwidget(), Qt.QWidget)
self.qtgui_tab_widget_1_grid_layout_0.addWidget(
self._qtgui_freq_sink_x_1_win, 0, 1)
self.qtgui_freq_sink_x_0_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_0_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0,
0, "")
self.qtgui_freq_sink_x_0_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0_0.enable_grid(False)
self.qtgui_freq_sink_x_0_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_0_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_0_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0_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_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.qtgui_tab_widget_1_grid_layout_3.addWidget(
self._qtgui_freq_sink_x_0_0_win, 0, 1)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
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_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" == "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.qtgui_tab_widget_1_grid_layout_2.addWidget(
self._qtgui_freq_sink_x_0_win, 0, 1)
self.output_0_1_0 = qtgui.time_sink_f(
500, #size
samp_rate, #samp_rate
"", #name
1 #number of inputs
)
self.output_0_1_0.set_update_time(0.10)
self.output_0_1_0.set_y_axis(-1, 1)
self.output_0_1_0.set_y_label("Amplitude", "")
self.output_0_1_0.enable_tags(-1, True)
self.output_0_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.output_0_1_0.enable_autoscale(False)
self.output_0_1_0.enable_grid(False)
self.output_0_1_0.enable_control_panel(True)
if not True:
self.output_0_1_0.disable_legend()
labels = ["", "", "", "", "", "", "", "", "", ""]
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "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.output_0_1_0.set_line_label(i, "Data {0}".format(i))
else:
self.output_0_1_0.set_line_label(i, labels[i])
self.output_0_1_0.set_line_width(i, widths[i])
self.output_0_1_0.set_line_color(i, colors[i])
self.output_0_1_0.set_line_style(i, styles[i])
self.output_0_1_0.set_line_marker(i, markers[i])
self.output_0_1_0.set_line_alpha(i, alphas[i])
self._output_0_1_0_win = sip.wrapinstance(
self.output_0_1_0.pyqwidget(), Qt.QWidget)
self.qtgui_tab_widget_1_grid_layout_5.addWidget(
self._output_0_1_0_win, 0, 1)
self.equilizer_0 = qtgui.const_sink_c(
1024, #size
"", #name
1 #number of inputs
)
self.equilizer_0.set_update_time(0.10)
self.equilizer_0.set_y_axis(-2, 2)
self.equilizer_0.set_x_axis(-2, 2)
self.equilizer_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.equilizer_0.enable_autoscale(False)
self.equilizer_0.enable_grid(False)
if not True:
self.equilizer_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.equilizer_0.set_line_label(i, "Data {0}".format(i))
else:
self.equilizer_0.set_line_label(i, labels[i])
self.equilizer_0.set_line_width(i, widths[i])
self.equilizer_0.set_line_color(i, colors[i])
self.equilizer_0.set_line_style(i, styles[i])
self.equilizer_0.set_line_marker(i, markers[i])
self.equilizer_0.set_line_alpha(i, alphas[i])
self._equilizer_0_win = sip.wrapinstance(self.equilizer_0.pyqwidget(),
Qt.QWidget)
self.qtgui_tab_widget_1_grid_layout_3.addWidget(
self._equilizer_0_win, 0, 0)
self.equilizer = qtgui.const_sink_c(
1024, #size
"", #name
1 #number of inputs
)
self.equilizer.set_update_time(0.10)
self.equilizer.set_y_axis(-2, 2)
self.equilizer.set_x_axis(-2, 2)
self.equilizer.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.equilizer.enable_autoscale(False)
self.equilizer.enable_grid(False)
if not True:
self.equilizer.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.equilizer.set_line_label(i, "Data {0}".format(i))
else:
self.equilizer.set_line_label(i, labels[i])
self.equilizer.set_line_width(i, widths[i])
self.equilizer.set_line_color(i, colors[i])
self.equilizer.set_line_style(i, styles[i])
self.equilizer.set_line_marker(i, markers[i])
self.equilizer.set_line_alpha(i, alphas[i])
self._equilizer_win = sip.wrapinstance(self.equilizer.pyqwidget(),
Qt.QWidget)
self.qtgui_tab_widget_1_grid_layout_2.addWidget(
self._equilizer_win, 0, 0)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
sps, timing_loop_bw, (rrc_taps), nfilts, nfilts / 2, 1.5, 2)
self.digital_map_bb_0 = digital.map_bb(([0, 1, 2, 3]))
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(4)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(
phase_bw, arity, False)
self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(
15, 1, eq_gain, 2)
self.clock = qtgui.const_sink_c(
1024, #size
"", #name
1 #number of inputs
)
self.clock.set_update_time(0.10)
self.clock.set_y_axis(-2, 2)
self.clock.set_x_axis(-2, 2)
self.clock.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS,
0.0, 0, "")
self.clock.enable_autoscale(False)
self.clock.enable_grid(False)
if not True:
self.clock.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.clock.set_line_label(i, "Data {0}".format(i))
else:
self.clock.set_line_label(i, labels[i])
self.clock.set_line_width(i, widths[i])
self.clock.set_line_color(i, colors[i])
self.clock.set_line_style(i, styles[i])
self.clock.set_line_marker(i, markers[i])
self.clock.set_line_alpha(i, alphas[i])
self._clock_win = sip.wrapinstance(self.clock.pyqwidget(), Qt.QWidget)
self.qtgui_tab_widget_1_grid_layout_1.addWidget(self._clock_win, 0, 0)
self.channel = qtgui.const_sink_c(
1024, #size
"", #name
1 #number of inputs
)
self.channel.set_update_time(0.10)
self.channel.set_y_axis(-2, 2)
self.channel.set_x_axis(-2, 2)
self.channel.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.channel.enable_autoscale(False)
self.channel.enable_grid(False)
if not True:
self.channel.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.channel.set_line_label(i, "Data {0}".format(i))
else:
self.channel.set_line_label(i, labels[i])
self.channel.set_line_width(i, widths[i])
self.channel.set_line_color(i, colors[i])
self.channel.set_line_style(i, styles[i])
self.channel.set_line_marker(i, markers[i])
self.channel.set_line_alpha(i, alphas[i])
self._channel_win = sip.wrapinstance(self.channel.pyqwidget(),
Qt.QWidget)
self.qtgui_tab_widget_1_grid_layout_0.addWidget(
self._channel_win, 0, 0)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
2, 8, "", False, gr.GR_MSB_FIRST)
self.blocks_packed_to_unpacked_xx_0 = blocks.packed_to_unpacked_bb(
1, gr.GR_MSB_FIRST)
self.blocks_file_sink_0 = blocks.file_sink(
gr.sizeof_char * 1,
"/home/sudhir/Desktop/EE340_Project/Output/output.png", False)
self.blocks_file_sink_0.set_unbuffered(True)
self.blocks_char_to_float_0_0_1_0 = blocks.char_to_float(1, 1)
self.blks2_packet_decoder_0_0 = grc_blks2.packet_demod_b(
grc_blks2.packet_decoder(
access_code=code1,
threshold=-1,
callback=lambda ok, payload: self.blks2_packet_decoder_0_0.
recv_pkt(ok, payload),
), )
##################################################
# Connections
##################################################
self.connect((self.blks2_packet_decoder_0_0, 0),
(self.blocks_char_to_float_0_0_1_0, 0))
self.connect((self.blks2_packet_decoder_0_0, 0),
(self.blocks_file_sink_0, 0))
self.connect((self.blocks_char_to_float_0_0_1_0, 0),
(self.output_0_1_0, 0))
self.connect((self.blocks_packed_to_unpacked_xx_0, 0),
(self.blks2_packet_decoder_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.blocks_packed_to_unpacked_xx_0, 0))
self.connect((self.digital_cma_equalizer_cc_0, 0),
(self.digital_costas_loop_cc_0, 0))
self.connect((self.digital_cma_equalizer_cc_0, 0), (self.equilizer, 0))
self.connect((self.digital_cma_equalizer_cc_0, 0),
(self.qtgui_freq_sink_x_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.equilizer_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.qtgui_freq_sink_x_0_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.tutorial_my_qpsk_demod_cb_1, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_map_bb_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.clock, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_cma_equalizer_cc_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.qtgui_freq_sink_x_2, 0))
self.connect((self.tutorial_my_qpsk_demod_cb_1, 0),
(self.digital_map_bb_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.channel, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.qtgui_freq_sink_x_1, 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.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 = "packet_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 = 100000
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)
self.hdr_format = hdr_format = digital.header_format_ofdm(occupied_carriers, 1, length_tag_key,)
##################################################
# Blocks
##################################################
self.qtgui_time_sink_x_1 = qtgui.time_sink_f(
20, #size
samp_rate, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_1.set_update_time(0.10)
self.qtgui_time_sink_x_1.set_y_axis(-1, 1)
self.qtgui_time_sink_x_1.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_1.enable_tags(-1, True)
self.qtgui_time_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_1.enable_autoscale(True)
self.qtgui_time_sink_x_1.enable_grid(False)
self.qtgui_time_sink_x_1.enable_axis_labels(True)
self.qtgui_time_sink_x_1.enable_control_panel(False)
if not True:
self.qtgui_time_sink_x_1.disable_legend()
labels = ['', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_1.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_1.set_line_label(i, labels[i])
self.qtgui_time_sink_x_1.set_line_width(i, widths[i])
self.qtgui_time_sink_x_1.set_line_color(i, colors[i])
self.qtgui_time_sink_x_1.set_line_style(i, styles[i])
self.qtgui_time_sink_x_1.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_1_win = sip.wrapinstance(self.qtgui_time_sink_x_1.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_time_sink_x_1_win)
self.qtgui_time_sink_x_0_0_0 = qtgui.time_sink_f(
200, #size
samp_rate, #samp_rate
"É ESTE", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_0_0.set_update_time(0.10)
self.qtgui_time_sink_x_0_0_0.set_y_axis(-1, 2)
self.qtgui_time_sink_x_0_0_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_0_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_0_0_0.enable_autoscale(True)
self.qtgui_time_sink_x_0_0_0.enable_grid(False)
self.qtgui_time_sink_x_0_0_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0_0_0.enable_control_panel(False)
if not True:
self.qtgui_time_sink_x_0_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_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0_0_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_0_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_0_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_0_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_0_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_0_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_0_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0_0_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_time_sink_x_0_0_0_win)
self.qtgui_time_sink_x_0 = qtgui.time_sink_c(
1024, #size
samp_rate, #samp_rate
'Scope Plot', #name
1 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_0.enable_autoscale(True)
self.qtgui_time_sink_x_0.enable_grid(False)
self.qtgui_time_sink_x_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0.enable_control_panel(False)
if not True:
self.qtgui_time_sink_x_0.disable_legend()
labels = ['Scope Plot', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
if(i % 2 == 0):
self.qtgui_time_sink_x_0.set_line_label(i, "Re{{Data {0}}}".format(i/2))
else:
self.qtgui_time_sink_x_0.set_line_label(i, "Im{{Data {0}}}".format(i/2))
else:
self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_time_sink_x_0_win)
self.meu_qpsk_modulator_adapt_cb_0 = meu.qpsk_modulator_adapt_cb()
self.meu_qpsk_demod_adapt_cb_0 = meu.qpsk_demod_adapt_cb()
self.meu_phase_finder_vci_0 = meu.phase_finder_vci(fft_len/4, fft_len)
self.fft_vxx_1 = fft.fft_vcc(fft_len, True, (), True, 1)
self.fft_vxx_0_0 = fft.fft_vcc(fft_len, 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)
self.digital_ofdm_serializer_vcc_payload = digital.ofdm_serializer_vcc(fft_len, occupied_carriers, length_tag_key, packet_length_tag_key, 1, '', True)
self.digital_ofdm_serializer_vcc_header = digital.ofdm_serializer_vcc(fft_len, occupied_carriers, length_tag_key, '', 0, '', True)
self.digital_ofdm_frame_equalizer_vcvc_1 = digital.ofdm_frame_equalizer_vcvc(payload_equalizer.base(), fft_len/4, length_tag_key, True, 0)
self.digital_ofdm_frame_equalizer_vcvc_0 = digital.ofdm_frame_equalizer_vcvc(header_equalizer.base(), fft_len/4, length_tag_key, True, 1)
self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer(fft_len, fft_len+fft_len/4, rolloff, length_tag_key)
self.digital_ofdm_chanest_vcvc_0 = digital.ofdm_chanest_vcvc((sync_word1), (sync_word2), 1, 0, 3, False)
self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc(fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), length_tag_key)
self.digital_header_payload_demux_0 = digital.header_payload_demux(
3,
fft_len,
fft_len/4,
length_tag_key,
"",
True,
gr.sizeof_gr_complex,
"rx_time",
samp_rate,
(),
0,
)
self.digital_crc32_bb_0_0 = digital.crc32_bb(True, packet_length_tag_key, False)
self.digital_crc32_bb_0 = digital.crc32_bb(False, length_tag_key, True)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(header_mod.base())
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc((header_mod.points()), 1)
self.channels_channel_model_0_0 = channels.channel_model(
noise_voltage=100e-12,
frequency_offset=1,
epsilon=1.0,
taps=(1.0, ),
noise_seed=0,
block_tags=True
)
self.blocks_uchar_to_float_0_0 = blocks.uchar_to_float()
self.blocks_throttle_0_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, 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_tag_debug_0 = blocks.tag_debug(gr.sizeof_gr_complex*1, '', ""); 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_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 = 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_vcc((0.05, ))
self.blocks_int_to_float_0 = blocks.int_to_float(1, 1)
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)
self.analog_const_source_x_0_0 = analog.sig_source_i(0, analog.GR_CONST_WAVE, 0, 0, 1)
self.analog_const_source_x_0 = analog.sig_source_i(0, analog.GR_CONST_WAVE, 0, 0, 1)
##################################################
# Connections
##################################################
self.msg_connect((self.digital_packet_headerparser_b_0, 'header_data'), (self.digital_header_payload_demux_0, 'header_data'))
self.connect((self.analog_const_source_x_0, 0), (self.meu_qpsk_modulator_adapt_cb_0, 1))
self.connect((self.analog_const_source_x_0_0, 0), (self.meu_qpsk_demod_adapt_cb_0, 1))
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_stream_to_tagged_stream_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_int_to_float_0, 0), (self.qtgui_time_sink_x_1, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_tag_gate_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.digital_header_payload_demux_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0), (self.meu_qpsk_modulator_adapt_cb_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0, 0), (self.blocks_uchar_to_float_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0, 0), (self.digital_crc32_bb_0_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.digital_crc32_bb_0, 0))
self.connect((self.blocks_tag_gate_0, 0), (self.channels_channel_model_0_0, 0))
self.connect((self.blocks_tag_gate_0, 0), (self.qtgui_time_sink_x_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, 0), (self.blocks_delay_0, 0))
self.connect((self.blocks_throttle_0_0, 0), (self.digital_ofdm_sync_sc_cfb_0, 0))
self.connect((self.blocks_uchar_to_float_0_0, 0), (self.qtgui_time_sink_x_0_0_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_constellation_decoder_cb_0, 0), (self.digital_packet_headerparser_b_0, 0))
self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_crc32_bb_0, 0), (self.digital_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_chanest_vcvc_0, 0), (self.meu_phase_finder_vci_0, 0))
self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.digital_ofdm_frame_equalizer_vcvc_0, 0), (self.digital_ofdm_serializer_vcc_header, 0))
self.connect((self.digital_ofdm_frame_equalizer_vcvc_1, 0), (self.digital_ofdm_serializer_vcc_payload, 0))
self.connect((self.digital_ofdm_serializer_vcc_header, 0), (self.blocks_tag_debug_0, 0))
self.connect((self.digital_ofdm_serializer_vcc_header, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_ofdm_serializer_vcc_payload, 0), (self.meu_qpsk_demod_adapt_cb_0, 0))
self.connect((self.digital_ofdm_sync_sc_cfb_0, 0), (self.analog_frequency_modulator_fc_0, 0))
self.connect((self.digital_ofdm_sync_sc_cfb_0, 1), (self.digital_header_payload_demux_0, 1))
self.connect((self.digital_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))
self.connect((self.meu_phase_finder_vci_0, 0), (self.blocks_int_to_float_0, 0))
self.connect((self.meu_qpsk_demod_adapt_cb_0, 0), (self.blocks_repack_bits_bb_0_0_0, 0))
self.connect((self.meu_qpsk_modulator_adapt_cb_0, 0), (self.blocks_tagged_stream_mux_0, 1))
def __init__(self, puncpat='11'):
gr.top_block.__init__(self, "Eve Dec")
##################################################
# Parameters
##################################################
self.puncpat = puncpat
##################################################
# Variables
##################################################
self.H_dec = H_dec = fec.ldpc_H_matrix(
'/usr/local/share/gnuradio/fec/ldpc/n_1800_k_0902_gap_28.alist',
28)
self.samp_rate = samp_rate = 10000000
self.pld_dec = pld_dec = map((lambda a: fec.ldpc_bit_flip_decoder.make(
H_dec.get_base_sptr(), 20)), range(0, 16))
##################################################
# Blocks
##################################################
self.fec_extended_decoder_0_0_1_0_1_0_0 = fec.extended_decoder(
decoder_obj_list=pld_dec,
threading='capillary',
ann=None,
puncpat=puncpat,
integration_period=10000)
self.digital_map_bb_0_0_0_0_0_0 = digital.map_bb(([-1, 1]))
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char * 1, samp_rate,
True)
self.blocks_repack_bits_bb_0_0_0_1_0_0 = blocks.repack_bits_bb(
8, 1, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0_0_0_1_0 = blocks.repack_bits_bb(
1, 8, '', False, gr.GR_MSB_FIRST)
self.blocks_keep_m_in_n_0_1_1_0 = blocks.keep_m_in_n(
gr.sizeof_char, 896, 902, 0)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_char * 1, '/home/andre/ELI/1/EVE_55_8000_BRUTO.txt',
False)
self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL)
self.blocks_file_sink_0_0_0_0_2 = blocks.file_sink(
gr.sizeof_char * 1, '/home/andre/ELI/1/EVE_55_8000.txt', False)
self.blocks_file_sink_0_0_0_0_2.set_unbuffered(True)
self.blocks_char_to_float_0_2_0_0_0 = blocks.char_to_float(1, 1)
##################################################
# Connections
##################################################
self.connect((self.blocks_char_to_float_0_2_0_0_0, 0),
(self.fec_extended_decoder_0_0_1_0_1_0_0, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blocks_repack_bits_bb_0_0_0_1_0_0, 0))
self.connect((self.blocks_keep_m_in_n_0_1_1_0, 0),
(self.blocks_repack_bits_bb_0_0_0_1_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_1_0, 0),
(self.blocks_file_sink_0_0_0_0_2, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_1_0_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.digital_map_bb_0_0_0_0_0_0, 0))
self.connect((self.digital_map_bb_0_0_0_0_0_0, 0),
(self.blocks_char_to_float_0_2_0_0_0, 0))
self.connect((self.fec_extended_decoder_0_0_1_0_1_0_0, 0),
(self.blocks_keep_m_in_n_0_1_1_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, puncpat='11'):
gr.top_block.__init__(self, "Alice")
Qt.QWidget.__init__(self)
self.setWindowTitle("Alice")
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", "alice")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Parameters
##################################################
self.puncpat = puncpat
##################################################
# Variables
##################################################
self.sps = sps = 4
self.samp_rate_array_MCR = samp_rate_array_MCR = [7500000,5000000,3750000,3000000,2500000,2000000,1500000,1000000,937500,882352,833333,714285,533333,500000,421052,400000,380952,200000,100000,50000]
self.nfilts = nfilts = 32
self.eb = eb = 0.22
self.H = H = fec.ldpc_H_matrix('/usr/local/share/gnuradio/fec/ldpc/n_1100_k_0442_gap_24.alist', 24)
self.vector = vector = [int(random.random()*4) for i in range(396800)]
self.variable_qtgui_range_0_0 = variable_qtgui_range_0_0 = 55
self.tx_rrc_taps = tx_rrc_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0, eb, 11*sps*nfilts)
self.samp_rate = samp_rate = samp_rate_array_MCR[15]
self.pld_enc = pld_enc = map((lambda a: fec.ldpc_par_mtrx_encoder_make_H(H)), range(0,4))
self.pld_const = pld_const = digital.constellation_rect(([0.707+0.707j, -0.707+0.707j, -0.707-0.707j, 0.707-0.707j]), ([0, 1, 2, 3]), 4, 2, 2, 1, 1).base()
self.pld_const.gen_soft_dec_lut(8)
self.frequencia_usrp = frequencia_usrp = 24e8
self.MCR = MCR = "master_clock_rate=60e6"
##################################################
# Blocks
##################################################
self._variable_qtgui_range_0_0_range = Range(0, 90, 1, 55, 200)
self._variable_qtgui_range_0_0_win = RangeWidget(self._variable_qtgui_range_0_0_range, self.set_variable_qtgui_range_0_0, 'Gain_TX', "counter_slider", float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_0_0_win, 0, 2, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.uhd_usrp_sink_0_0 = uhd.usrp_sink(
",".join(("serial=F5EAE1", MCR)),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0_0.set_time_now(uhd.time_spec(time.time()), uhd.ALL_MBOARDS)
self.uhd_usrp_sink_0_0.set_center_freq(frequencia_usrp, 0)
self.uhd_usrp_sink_0_0.set_gain(variable_qtgui_range_0_0, 0)
self.uhd_usrp_sink_0_0.set_antenna('TX/RX', 0)
self.qtgui_time_sink_x_1 = qtgui.time_sink_c(
1024, #size
samp_rate, #samp_rate
"TX USRP", #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_axis_labels(True)
self.qtgui_time_sink_x_1.enable_control_panel(False)
self.qtgui_time_sink_x_1.enable_stem_plot(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):
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_grid_layout.addWidget(self._qtgui_time_sink_x_1_win, 1, 3, 1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(3, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
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 "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, 0, 3, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(3, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0_0_0_0 = qtgui.const_sink_c(
1024, #size
"TX Const", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0_0_0.set_update_time(0.10)
self.qtgui_const_sink_x_0_0_0_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_0_0_0_0.enable_autoscale(False)
self.qtgui_const_sink_x_0_0_0_0.enable_grid(False)
self.qtgui_const_sink_x_0_0_0_0.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0_0_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_0_0_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0_0_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0_0_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0_0_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0_0_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0_0_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0_0_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_0_0_win = sip.wrapinstance(self.qtgui_const_sink_x_0_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_0_0_win, 1, 2, 1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(
sps,
taps=(tx_rrc_taps),
flt_size=nfilts)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
self.insert_vec_cpp_new_vec_0 = insert_vec_cpp.new_vec((vector))
self.fec_extended_encoder_0 = fec.extended_encoder(encoder_obj_list=pld_enc, threading='capillary', puncpat=puncpat)
self.digital_diff_encoder_bb_0 = digital.diff_encoder_bb(pld_const.arity())
self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc((pld_const.points()), 1)
self.blocks_vector_source_x_0_0_0 = blocks.vector_source_b([0], True, 1, [])
self.blocks_vector_source_x_0_0 = blocks.vector_source_b([0], True, 1, [])
self.blocks_vector_source_x_0 = blocks.vector_source_b([0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], True, 1, [])
self.blocks_stream_mux_0_1_0_0 = blocks.stream_mux(gr.sizeof_char*1, (155, 1104))
self.blocks_stream_mux_0_0_0 = blocks.stream_mux(gr.sizeof_char*1, (1100, 4))
self.blocks_stream_mux_0_0 = blocks.stream_mux(gr.sizeof_char*1, (440, 2))
self.blocks_repack_bits_bb_1_0_0_1 = blocks.repack_bits_bb(8, 1, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_1_0_0_0 = blocks.repack_bits_bb(1, pld_const.bits_per_symbol(), '', False, gr.GR_MSB_FIRST)
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc((0.7, ))
self.blocks_file_source_0_0_1_0_0_0_1 = blocks.file_source(gr.sizeof_char*1, '/home/andre/Dropbox/Metricas_Plano/1_2/sequence55_8000.txt', False)
self.blocks_file_source_0_0_1_0_0_0_1.set_begin_tag(pmt.PMT_NIL)
##################################################
# Connections
##################################################
self.connect((self.blocks_file_source_0_0_1_0_0_0_1, 0), (self.blocks_repack_bits_bb_1_0_0_1, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.qtgui_const_sink_x_0_0_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.qtgui_freq_sink_x_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.qtgui_time_sink_x_1, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.uhd_usrp_sink_0_0, 0))
self.connect((self.blocks_repack_bits_bb_1_0_0_0, 0), (self.insert_vec_cpp_new_vec_0, 0))
self.connect((self.blocks_repack_bits_bb_1_0_0_1, 0), (self.blocks_stream_mux_0_0, 0))
self.connect((self.blocks_stream_mux_0_0, 0), (self.fec_extended_encoder_0, 0))
self.connect((self.blocks_stream_mux_0_0_0, 0), (self.blocks_stream_mux_0_1_0_0, 1))
self.connect((self.blocks_stream_mux_0_1_0_0, 0), (self.blocks_repack_bits_bb_1_0_0_0, 0))
self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_stream_mux_0_1_0_0, 0))
self.connect((self.blocks_vector_source_x_0_0, 0), (self.blocks_stream_mux_0_0, 1))
self.connect((self.blocks_vector_source_x_0_0_0, 0), (self.blocks_stream_mux_0_0_0, 1))
self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.digital_diff_encoder_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0))
self.connect((self.fec_extended_encoder_0, 0), (self.blocks_stream_mux_0_0_0, 0))
self.connect((self.insert_vec_cpp_new_vec_0, 0), (self.digital_diff_encoder_bb_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.blocks_multiply_const_vxx_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.samp_rate = samp_rate = 16000
self.repeat = repeat = samp_rate/80
##################################################
# Blocks
##################################################
self.qtgui_time_sink_x_0_0 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_0.set_update_time(0.10)
self.qtgui_time_sink_x_0_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0_0.set_y_label("Amplitude", "")
self.qtgui_time_sink_x_0_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_0_0.enable_autoscale(True)
self.qtgui_time_sink_x_0_0.enable_grid(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", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_time_sink_x_0_0_win)
self.blocks_unpacked_to_packed_xx_1 = blocks.unpacked_to_packed_bb(8, gr.GR_MSB_FIRST)
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(8)
self.blocks_uchar_to_float_0_0_0 = blocks.uchar_to_float()
self.blocks_uchar_to_float_0 = blocks.uchar_to_float()
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*1, samp_rate,True)
self.blocks_short_to_float_0 = blocks.short_to_float(1, 1)
self.blocks_short_to_char_0 = blocks.short_to_char(1)
self.blocks_rms_xx_0_0 = blocks.rms_ff(1)
self.blocks_rms_xx_0 = blocks.rms_ff(1)
self.blocks_repeat_0 = blocks.repeat(gr.sizeof_char*1, repeat)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(1, 8, "", False, gr.GR_MSB_FIRST)
self.blocks_null_sink_1 = blocks.null_sink(gr.sizeof_short*1)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float*1)
self.blocks_multiply_xx_0_2 = blocks.multiply_vff(1)
self.blocks_multiply_xx_0_1 = blocks.multiply_vff(1)
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_vss((256, ))
self.blocks_integrate_xx_1 = blocks.integrate_ff(repeat)
self.blocks_integrate_xx_0_1 = blocks.integrate_ff(repeat)
self.blocks_integrate_xx_0_0 = blocks.integrate_ff(repeat)
self.blocks_integrate_xx_0 = blocks.integrate_ff(repeat)
self.blocks_float_to_uchar_0 = blocks.float_to_uchar()
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_short*1, "/home/sidekiq/Documents/Documentation_SDR/sdr.in", True)
self.blocks_file_sink_0_0 = blocks.file_sink(gr.sizeof_char*1, "/home/sidekiq/Documents/Documentation_SDR/text_output", False)
self.blocks_file_sink_0_0.set_unbuffered(True)
self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
self.blocks_argmax_xx_0 = blocks.argmax_fs(1)
self.blocks_add_xx_0_0 = blocks.add_vff(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.blocks_add_const_vxx_0 = blocks.add_const_vff((1, ))
self.blocks_abs_xx_0_2 = blocks.abs_ff(1)
self.blocks_abs_xx_0_1 = blocks.abs_ff(1)
self.blocks_abs_xx_0_0 = blocks.abs_ff(1)
self.blocks_abs_xx_0 = blocks.abs_ff(1)
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_b(grc_blks2.packet_encoder(
samples_per_symbol=1,
bits_per_symbol=1,
preamble="11111000",
access_code="11111111",
pad_for_usrp=False,
),
payload_length=1,
)
self.blks2_packet_decoder_0 = grc_blks2.packet_demod_b(grc_blks2.packet_decoder(
access_code="",
threshold=-1,
callback=lambda ok, payload: self.blks2_packet_decoder_0.recv_pkt(ok, payload),
),
)
self.audio_sink_1 = audio.sink(16000, "", True)
self.analog_sig_source_x_1 = analog.sig_source_f(samp_rate, analog.GR_COS_WAVE, 1330, 1, 0)
self.analog_sig_source_x_0_1 = analog.sig_source_f(samp_rate, analog.GR_SIN_WAVE, 1330, 1, 0)
self.analog_sig_source_x_0_0 = analog.sig_source_f(samp_rate, analog.GR_SIN_WAVE, 2720, 1, 0)
self.analog_sig_source_x_0 = analog.sig_source_f(samp_rate, analog.GR_COS_WAVE, 2720, 1, 0)
self.analog_frequency_modulator_fc_0 = analog.frequency_modulator_fc(100)
##################################################
# Connections
##################################################
self.connect((self.analog_frequency_modulator_fc_0, 0), (self.blocks_complex_to_float_0, 0))
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0_0, 0))
self.connect((self.analog_sig_source_x_0_0, 0), (self.blocks_multiply_xx_0_2, 0))
self.connect((self.analog_sig_source_x_0_1, 0), (self.blocks_multiply_xx_0_1, 0))
self.connect((self.analog_sig_source_x_1, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blks2_packet_decoder_0, 0), (self.blocks_unpacked_to_packed_xx_1, 0))
self.connect((self.blks2_packet_encoder_0, 0), (self.blocks_unpack_k_bits_bb_0, 0))
self.connect((self.blocks_abs_xx_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.blocks_abs_xx_0_0, 0), (self.blocks_add_xx_0_0, 0))
self.connect((self.blocks_abs_xx_0_1, 0), (self.blocks_add_xx_0, 1))
self.connect((self.blocks_abs_xx_0_2, 0), (self.blocks_add_xx_0_0, 1))
self.connect((self.blocks_add_const_vxx_0, 0), (self.analog_frequency_modulator_fc_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.blocks_rms_xx_0, 0))
self.connect((self.blocks_add_xx_0_0, 0), (self.blocks_rms_xx_0_0, 0))
self.connect((self.blocks_argmax_xx_0, 0), (self.blocks_null_sink_1, 0))
self.connect((self.blocks_argmax_xx_0, 1), (self.blocks_short_to_float_0, 0))
self.connect((self.blocks_complex_to_float_0, 1), (self.audio_sink_1, 0))
self.connect((self.blocks_complex_to_float_0, 1), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_complex_to_float_0, 1), (self.blocks_multiply_xx_0_0, 1))
self.connect((self.blocks_complex_to_float_0, 1), (self.blocks_multiply_xx_0_1, 1))
self.connect((self.blocks_complex_to_float_0, 1), (self.blocks_multiply_xx_0_2, 1))
self.connect((self.blocks_complex_to_float_0, 0), (self.blocks_null_sink_0, 0))
self.connect((self.blocks_file_source_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_float_to_uchar_0, 0), (self.blks2_packet_decoder_0, 0))
self.connect((self.blocks_integrate_xx_0, 0), (self.blocks_abs_xx_0_2, 0))
self.connect((self.blocks_integrate_xx_0_0, 0), (self.blocks_abs_xx_0, 0))
self.connect((self.blocks_integrate_xx_0_1, 0), (self.blocks_abs_xx_0_0, 0))
self.connect((self.blocks_integrate_xx_1, 0), (self.blocks_abs_xx_0_1, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_short_to_char_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_integrate_xx_0, 0))
self.connect((self.blocks_multiply_xx_0_0, 0), (self.blocks_integrate_xx_1, 0))
self.connect((self.blocks_multiply_xx_0_1, 0), (self.blocks_integrate_xx_0_1, 0))
self.connect((self.blocks_multiply_xx_0_2, 0), (self.blocks_integrate_xx_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0), (self.blks2_packet_encoder_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0), (self.blocks_uchar_to_float_0_0_0, 0))
self.connect((self.blocks_repeat_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_rms_xx_0, 0), (self.blocks_argmax_xx_0, 1))
self.connect((self.blocks_rms_xx_0_0, 0), (self.blocks_argmax_xx_0, 0))
self.connect((self.blocks_short_to_char_0, 0), (self.blocks_repack_bits_bb_0, 0))
self.connect((self.blocks_short_to_float_0, 0), (self.blocks_float_to_uchar_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blocks_uchar_to_float_0, 0))
self.connect((self.blocks_uchar_to_float_0, 0), (self.blocks_add_const_vxx_0, 0))
self.connect((self.blocks_uchar_to_float_0_0_0, 0), (self.qtgui_time_sink_x_0_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.blocks_repeat_0, 0))
self.connect((self.blocks_unpacked_to_packed_xx_1, 0), (self.blocks_file_sink_0_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
Qt.QWidget.__init__(self)
self.setWindowTitle("Top Block")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "top_block")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.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.mysamp_rate = mysamp_rate = 50000000
self.min_singnal_var0 = min_singnal_var0 = 0
self.header_mod = header_mod = digital.constellation_bpsk()
self.hdr_format = hdr_format = digital.header_format_ofdm(
occupied_carriers,
1,
length_tag_key,
)
self.gain = gain = 0
self.fft_len = fft_len = 64
self.N_fft = N_fft = 1024
##################################################
# Blocks
##################################################
self.min_signal0 = blocks.probe_signal_f()
def _min_singnal_var0_probe():
while True:
val = self.min_signal0.level()
try:
self.set_min_singnal_var0(val)
except AttributeError:
pass
time.sleep(1.0 / (10))
_min_singnal_var0_thread = threading.Thread(
target=_min_singnal_var0_probe)
_min_singnal_var0_thread.daemon = True
_min_singnal_var0_thread.start()
self._gain_range = Range(0, 74, 1, 0, 200)
self._gain_win = RangeWidget(self._gain_range, self.set_gain, 'gain',
"counter_slider", float)
self.top_grid_layout.addWidget(self._gain_win)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("serial=31DDABF", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(10e6)
self.uhd_usrp_source_0.set_center_freq(2.402e9, 0)
self.uhd_usrp_source_0.set_gain(gain, 0)
self.uhd_usrp_source_0.set_antenna('TX/RX', 0)
self.uhd_usrp_source_0.set_auto_dc_offset(True, 0)
self.uhd_usrp_source_0.set_auto_iq_balance(True, 0)
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_1 = fft.fft_vcc(N_fft, True,
(window.blackmanharris(N_fft)), False, 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_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_vector_to_stream_0 = blocks.vector_to_stream(
gr.sizeof_float * 1, N_fft)
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_vector_0 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, N_fft)
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_nlog10_ff_0_0 = blocks.nlog10_ff(10, 1, 0)
self.blocks_nlog10_ff_0 = blocks.nlog10_ff(10, 1,
-1 * min_singnal_var0)
self.blocks_multiply_const_vxx_0_2 = blocks.multiply_const_vcc(
(0.05, ))
self.blocks_multiply_const_vxx_0_1 = blocks.multiply_const_vff(
(N_fft / 50e6, ))
self.blocks_multiply_const_vxx_0_0_0 = blocks.multiply_const_vff(
(N_fft / 50e6, ))
self.blocks_min_xx_0 = blocks.min_ff(N_fft, 1)
self.blocks_float_to_uchar_0 = blocks.float_to_uchar()
self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(
N_fft)
##################################################
# Connections
##################################################
self.connect((self.blocks_complex_to_mag_squared_0, 0),
(self.blocks_min_xx_0, 0))
self.connect((self.blocks_complex_to_mag_squared_0, 0),
(self.blocks_vector_to_stream_0, 0))
self.connect((self.blocks_float_to_uchar_0, 0),
(self.blocks_stream_to_tagged_stream_0, 0))
self.connect((self.blocks_min_xx_0, 0),
(self.blocks_multiply_const_vxx_0_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0_0, 0),
(self.blocks_nlog10_ff_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_1, 0),
(self.blocks_nlog10_ff_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_2, 0),
(self.blocks_tag_gate_0, 0))
self.connect((self.blocks_nlog10_ff_0, 0),
(self.blocks_float_to_uchar_0, 0))
self.connect((self.blocks_nlog10_ff_0_0, 0), (self.min_signal0, 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_stream_to_vector_0, 0), (self.fft_vxx_1, 0))
self.connect((self.blocks_tag_gate_0, 0),
(self.qtgui_freq_sink_x_0, 0))
self.connect((self.blocks_tag_gate_0, 0),
(self.qtgui_time_sink_x_0, 0))
self.connect((self.blocks_tag_gate_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.blocks_tagged_stream_mux_0, 0),
(self.digital_ofdm_carrier_allocator_cvc_0, 0))
self.connect((self.blocks_vector_to_stream_0, 0),
(self.blocks_multiply_const_vxx_0_1, 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_2, 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))
self.connect((self.fft_vxx_1, 0),
(self.blocks_complex_to_mag_squared_0, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.blocks_stream_to_vector_0, 0))
def __init__(self, fft_len=_def_fft_len, cp_len=_def_cp_len,
frame_length_tag_key=_def_frame_length_tag_key,
packet_length_tag_key=_def_packet_length_tag_key,
packet_num_tag_key=_def_packet_num_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
):
gr.hier_block2.__init__(self, "ofdm_rx",
gr.io_signature(1, 1, gr.sizeof_gr_complex),
gr.io_signature(1, 1, gr.sizeof_char))
self.fft_len = fft_len
self.cp_len = cp_len
self.frame_length_tag_key = frame_length_tag_key
self.packet_length_tag_key = packet_length_tag_key
self.occupied_carriers = occupied_carriers
self.bps_header = bps_header
self.bps_payload = bps_payload
n_sync_words = 1
header_constellation = _get_constellation(bps_header)
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.")
self.sync_word1 = 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
else:
sync_word2 = ()
# Receiver path
sync_detect = digital.ofdm_sync_sc_cfb(fft_len, cp_len)
oscillator = analog.frequency_modulator_fc(-2.0 / fft_len)
delay = gr.delay(gr.sizeof_gr_complex, fft_len+cp_len)
mixer = gr.multiply_cc()
hpd = digital.header_payload_demux(n_sync_words, fft_len, cp_len,
frame_length_tag_key, "", True)
self.connect(self, sync_detect)
self.connect((sync_detect, 0), oscillator, (mixer, 0))
self.connect(self, delay, (mixer, 1))
self.connect(mixer, (hpd, 0))
self.connect((sync_detect, 1), (hpd, 1))
# Header demodulation
header_fft = fft.fft_vcc(self.fft_len, True, (), True)
chanest = digital.ofdm_chanest_vcvc(self.sync_word1, self.sync_word2, 1)
header_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len, header_constellation.base(),
occupied_carriers, pilot_carriers, pilot_symbols
)
header_eq = digital.ofdm_frame_equalizer_vcvc(header_equalizer.base(), frame_length_tag_key, True)
header_serializer = digital.ofdm_serializer_vcc(fft_len, occupied_carriers)
header_constellation = _get_constellation(bps_header)
header_demod = digital.constellation_decoder_cb(header_constellation.base())
header_formatter = digital.packet_header_ofdm(
occupied_carriers, 1,
packet_length_tag_key,
frame_length_tag_key,
packet_num_tag_key,
bps_header
)
header_parser = digital.packet_headerparser_b(header_formatter.formatter())
self.connect((hpd, 0), header_fft, chanest, header_eq, header_serializer, header_demod, header_parser)
self.msg_connect(header_parser, "header_data", hpd, "header_data")
# Payload demodulation
payload_fft = fft.fft_vcc(self.fft_len, True, (), True)
payload_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len, header_constellation.base(),
occupied_carriers, pilot_carriers, pilot_symbols, 1
)
payload_eq = digital.ofdm_frame_equalizer_vcvc(payload_equalizer.base(), frame_length_tag_key)
payload_serializer = digital.ofdm_serializer_vcc(fft_len, occupied_carriers)
payload_constellation = _get_constellation(bps_payload)
payload_demod = digital.constellation_decoder_cb(payload_constellation.base())
bit_packer = blocks.repack_bits_bb(bps_payload, 8, packet_length_tag_key, True)
self.connect((hpd, 1), payload_fft, payload_eq, payload_serializer, payload_demod, bit_packer, self)
def __init__(self):
gr.top_block.__init__(self, "Message")
Qt.QWidget.__init__(self)
self.setWindowTitle("Message")
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", "message")
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.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.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_get_timestamp_delta_cm_0 = pir.get_timestamp_delta_cm()
self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb(
header_formatter.formatter(), packet_length_tag_key)
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_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc(
(payload_mod.points()), 1)
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(
(header_mod.points()), 1)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_tagged_stream_to_pdu_0_0 = blocks.tagged_stream_to_pdu(
blocks.byte_t, "packet_len")
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_gr_complex * 1, "packet_len", 0)
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_pdu_to_tagged_stream_0 = blocks.pdu_to_tagged_stream(
blocks.byte_t, "packet_len")
self.blocks_message_debug_1 = blocks.message_debug()
self.blocks_message_debug_0 = blocks.message_debug()
self.analog_sig_source_x_0 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, 1000, 1, 0)
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_tagged_stream_to_pdu_0, 'pdus'),
(self.blocks_message_debug_0, 'print_pdu'))
self.msg_connect((self.blocks_tagged_stream_to_pdu_0_0, 'pdus'),
(self.blocks_message_debug_1, 'print'))
self.msg_connect((self.pir_get_timestamp_delta_cm_0, 'out'),
(self.blocks_pdu_to_tagged_stream_0, 'pdus'))
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_pdu_to_tagged_stream_0, 0),
(self.blocks_tagged_stream_to_pdu_0_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),
(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_tagged_stream_mux_0, 0),
(self.digital_constellation_decoder_cb_1, 0))
self.connect((self.blocks_tagged_stream_mux_0, 0),
(self.qtgui_time_sink_x_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.pir_get_timestamp_delta_cm_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_1, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_crc32_bb_0, 0),
(self.blocks_tagged_stream_to_pdu_0, 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_packet_headergenerator_bb_0, 0),
(self.digital_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
):
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):
gr.top_block.__init__(self, "8PSK Modulation and Demodulation with Frequency Correction Simulation")
Qt.QWidget.__init__(self)
self.setWindowTitle("8PSK Modulation and Demodulation with Frequency Correction Simulation")
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", "E8PSK_ModDemod_FC")
if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
self.restoreGeometry(self.settings.value("geometry").toByteArray())
else:
self.restoreGeometry(self.settings.value("geometry", type=QtCore.QByteArray))
##################################################
# Variables
##################################################
self.RangeRow = RangeRow = 0
self.ConsRow = ConsRow = RangeRow+1
self.samp_rate = samp_rate = 1e6
self.nfilts = nfilts = 100
self.SampSymb = SampSymb = 8
self.FreqRow = FreqRow = ConsRow+1
self.FDP = FDP = 0.005
self.rrc_taps_0 = rrc_taps_0 = firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(SampSymb), 0.35, 45*nfilts)
self.min_PLL = min_PLL = 2*np.pi*(1/float(SampSymb)-1/float(SampSymb)*FDP)
self.max_PLL = max_PLL = 2*np.pi*(1/float(SampSymb)+1/float(SampSymb)*FDP)
self.Values = Values = 2
self.TimeRow = TimeRow = FreqRow+1
self.SPS = SPS = 2
self.QPSK_CO = QPSK_CO = digital.constellation_qpsk().base()
self.Noise = Noise = 0
self.LBP_PLL = LBP_PLL = (samp_rate/float(SampSymb)-samp_rate/float(SampSymb)*FDP*2)
self.HBP_PLL = HBP_PLL = (samp_rate/float(SampSymb)+samp_rate/float(SampSymb)*FDP*2)
self.FreqOff = FreqOff = 0.005
##################################################
# Blocks
##################################################
self._Noise_range = Range(0, 1, 0.01, 0, 200)
self._Noise_win = RangeWidget(self._Noise_range, self.set_Noise, 'Channel Noise', "counter_slider", float)
self.top_grid_layout.addWidget(self._Noise_win, 0, 1, 1, 2)
[self.top_grid_layout.setRowStretch(r,1) for r in range(0,1)]
[self.top_grid_layout.setColumnStretch(c,1) for c in range(1,3)]
self._FreqOff_range = Range(-1, 1, 0.001, 0.005, 200)
self._FreqOff_win = RangeWidget(self._FreqOff_range, self.set_FreqOff, 'Frequency Offset', "counter_slider", float)
self.top_grid_layout.addWidget(self._FreqOff_win, 0, 3, 1, 1)
[self.top_grid_layout.setRowStretch(r,1) for r in range(0,1)]
[self.top_grid_layout.setColumnStretch(c,1) for c in range(3,4)]
self.sync_encoder = sync_encoder.blk()
self.sync_decoder = sync_decoder.blk()
self.repeat_first_byte = repeat_first_byte.blk(repeat=3)
self.qtgui_time_sink_x_0_0_0 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
"Received Data", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_0_0.set_update_time(0.064)
self.qtgui_time_sink_x_0_0_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0_0_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_0_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_0_0_0.enable_autoscale(True)
self.qtgui_time_sink_x_0_0_0.enable_grid(False)
self.qtgui_time_sink_x_0_0_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0_0_0.enable_control_panel(False)
self.qtgui_time_sink_x_0_0_0.enable_stem_plot(False)
if not False:
self.qtgui_time_sink_x_0_0_0.disable_legend()
labels = ['', 'Received', '', '', '',
'', '', '', '', '']
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_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0_0_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_0_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_0_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_0_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_0_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_0_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_0_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0_0_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_time_sink_x_0_0_0_win)
self.qtgui_time_sink_x_0_0 = qtgui.time_sink_f(
512, #size
samp_rate, #samp_rate
"Original vs Received Data", #name
2 #number of inputs
)
self.qtgui_time_sink_x_0_0.set_update_time(0.064)
self.qtgui_time_sink_x_0_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_0_0.enable_autoscale(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)
if not True:
self.qtgui_time_sink_x_0_0.disable_legend()
labels = ['Original', 'Received', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_time_sink_x_0_0_win)
self.qtgui_number_sink_0_0 = qtgui.number_sink(
gr.sizeof_float,
0,
qtgui.NUM_GRAPH_NONE,
1
)
self.qtgui_number_sink_0_0.set_update_time(0.10)
self.qtgui_number_sink_0_0.set_title("BER")
labels = ['First Byte', '', '', '', '',
'', '', '', '', '']
units = ['', '', '', '', '',
'', '', '', '', '']
colors = [("black", "black"), ("black", "black"), ("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"), ("black", "black"), ("black", "black")]
factor = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_0_0.set_min(i, 0)
self.qtgui_number_sink_0_0.set_max(i, 255)
self.qtgui_number_sink_0_0.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0_0.set_label(i, labels[i])
self.qtgui_number_sink_0_0.set_unit(i, units[i])
self.qtgui_number_sink_0_0.set_factor(i, factor[i])
self.qtgui_number_sink_0_0.enable_autoscale(False)
self._qtgui_number_sink_0_0_win = sip.wrapinstance(self.qtgui_number_sink_0_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_number_sink_0_0_win)
self.qtgui_number_sink_0 = qtgui.number_sink(
gr.sizeof_float,
0,
qtgui.NUM_GRAPH_NONE,
1
)
self.qtgui_number_sink_0.set_update_time(0.10)
self.qtgui_number_sink_0.set_title("")
labels = ['First Byte', '', '', '', '',
'', '', '', '', '']
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, 255)
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_1 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"Pre PSK Demod", #name
2 #number of inputs
)
self.qtgui_freq_sink_x_1.set_update_time(0.064)
self.qtgui_freq_sink_x_1.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_1.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_1.enable_autoscale(False)
self.qtgui_freq_sink_x_1.enable_grid(False)
self.qtgui_freq_sink_x_1.set_fft_average(1.0)
self.qtgui_freq_sink_x_1.enable_axis_labels(True)
self.qtgui_freq_sink_x_1.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_1.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_1.set_plot_pos_half(not True)
labels = ['Received', 'Mod', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "dark blue"]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_1.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_1.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_1.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_1.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_1_win = sip.wrapinstance(self.qtgui_freq_sink_x_1.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_freq_sink_x_1_win)
self.qtgui_freq_sink_x_0_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"Post Polyphase Clock", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_0_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0_0.enable_grid(False)
self.qtgui_freq_sink_x_0_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_0_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0_0.enable_control_panel(False)
if not False:
self.qtgui_freq_sink_x_0_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0_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_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_0_win, 2, 1, 1, 1)
[self.top_grid_layout.setRowStretch(r,1) for r in range(2,3)]
[self.top_grid_layout.setColumnStretch(c,1) for c in range(1,2)]
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"Post_Channel_Model", #name
3 #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 "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0.set_plot_pos_half(not True)
labels = ['Post PLL CPSK', 'Post Filter', 'Pre Filter', '', '',
'', '', '', '', '']
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(3):
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, 2, 0, 1, 1)
[self.top_grid_layout.setRowStretch(r,1) for r in range(2,3)]
[self.top_grid_layout.setColumnStretch(c,1) for c in range(0,1)]
self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
1024, #size
"Pre Polyphase Clock", #name
2 #number of inputs
)
self.qtgui_const_sink_x_0.set_update_time(0.1)
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 False:
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(2):
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, 1, 0, 1, 1)
[self.top_grid_layout.setRowStretch(r,1) for r in range(1,2)]
[self.top_grid_layout.setColumnStretch(c,1) for c in range(0,1)]
self.get_first_byte = get_first_byte.blk()
self.digital_psk_mod_0 = digital.psk.psk_mod(
constellation_points=8,
mod_code="gray",
differential=True,
samples_per_symbol=SampSymb,
excess_bw=0.35,
verbose=False,
log=False,
)
self.digital_psk_demod_0 = digital.psk.psk_demod(
constellation_points=8,
differential=True,
samples_per_symbol=SampSymb,
excess_bw=0.35,
phase_bw=6.28/100.0,
timing_bw=6.28/100.0,
mod_code="gray",
verbose=False,
log=False,
)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(SampSymb, 0.1, (rrc_taps_0), nfilts, nfilts/2, 1.5, 1)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(.1, 8, False)
self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(15, 1, .01, 2)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=Noise,
frequency_offset=FreqOff,
epsilon=1.0,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=False
)
self.blocks_uchar_to_float_0_0 = blocks.uchar_to_float()
self.blocks_uchar_to_float_0 = blocks.uchar_to_float()
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*1, samp_rate,True)
self.blocks_skiphead_0 = blocks.skiphead(gr.sizeof_char*1, 28)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(1, 8, "", False, gr.GR_MSB_FIRST)
self.blocks_multiply_xx_1 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_conjugate_cc_0 = blocks.multiply_conjugate_cc(1)
self.blocks_delay_0 = blocks.delay(gr.sizeof_char*1, 5)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.blks2_error_rate_0 = grc_blks2.error_rate(
type='BER',
win_size=64000,
bits_per_symbol=8,
)
self.band_pass_filter_0_0 = filter.interp_fir_filter_ccf(1, firdes.band_pass(
1, samp_rate, (2*samp_rate/float(SampSymb)-130e3), (2*samp_rate/float(SampSymb)+100e3), 10e3, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0 = filter.interp_fir_filter_ccf(1, firdes.band_pass(
1, samp_rate, 95e3, 105e3, 10e3, firdes.WIN_HAMMING, 6.76))
self.analog_sig_source_x_0_0_0 = analog.sig_source_c(samp_rate, analog.GR_SIN_WAVE, 100e3, 1, 0)
self.analog_sig_source_x_0_0 = analog.sig_source_c(samp_rate, analog.GR_SIN_WAVE, 100e3, 1, 0)
self.analog_pll_refout_cc_0 = analog.pll_refout_cc(0.2, 2*np.pi*103e3/samp_rate, 2*np.pi*97e3/samp_rate)
self.Video_Source = blocks.file_source(gr.sizeof_char*1, '/home/teddy/Documents/DVB_last_stand/Source_Files/Test_Video.ts', False)
self.Video_Sink = blocks.file_sink(gr.sizeof_char*1, '/home/teddy/Documents/DVB_last_stand/Received_Files/Test_Video_8PSK_FC_received.ts', False)
self.Video_Sink.set_unbuffered(True)
self._Values_range = Range(0, 255, 1, 2, 200)
self._Values_win = RangeWidget(self._Values_range, self.set_Values, 'Vector Values', "counter_slider", int)
self.top_grid_layout.addWidget(self._Values_win, 0, 0, 1, 1)
[self.top_grid_layout.setRowStretch(r,1) for r in range(0,1)]
[self.top_grid_layout.setColumnStretch(c,1) for c in range(0,1)]
self.Post_Polyphase_Clock_Cons = qtgui.const_sink_c(
1024, #size
'Post Polyphase Clock', #name
1 #number of inputs
)
self.Post_Polyphase_Clock_Cons.set_update_time(0.10)
self.Post_Polyphase_Clock_Cons.set_y_axis(-2, 2)
self.Post_Polyphase_Clock_Cons.set_x_axis(-2, 2)
self.Post_Polyphase_Clock_Cons.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.Post_Polyphase_Clock_Cons.enable_autoscale(False)
self.Post_Polyphase_Clock_Cons.enable_grid(True)
self.Post_Polyphase_Clock_Cons.enable_axis_labels(True)
if not False:
self.Post_Polyphase_Clock_Cons.disable_legend()
labels = ['Timing Recov.', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "red"]
styles = [1, 0, 0, 0, 0,
0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
alphas = [0.5, 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.Post_Polyphase_Clock_Cons.set_line_label(i, "Data {0}".format(i))
else:
self.Post_Polyphase_Clock_Cons.set_line_label(i, labels[i])
self.Post_Polyphase_Clock_Cons.set_line_width(i, widths[i])
self.Post_Polyphase_Clock_Cons.set_line_color(i, colors[i])
self.Post_Polyphase_Clock_Cons.set_line_style(i, styles[i])
self.Post_Polyphase_Clock_Cons.set_line_marker(i, markers[i])
self.Post_Polyphase_Clock_Cons.set_line_alpha(i, alphas[i])
self._Post_Polyphase_Clock_Cons_win = sip.wrapinstance(self.Post_Polyphase_Clock_Cons.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._Post_Polyphase_Clock_Cons_win, 1, 1, 1, 1)
[self.top_grid_layout.setRowStretch(r,1) for r in range(1,2)]
[self.top_grid_layout.setColumnStretch(c,1) for c in range(1,2)]
self.Post_Costas_Loop_Freq = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"Post Costas Loop", #name
1 #number of inputs
)
self.Post_Costas_Loop_Freq.set_update_time(0.10)
self.Post_Costas_Loop_Freq.set_y_axis(-140, 10)
self.Post_Costas_Loop_Freq.set_y_label('Relative Gain', 'dB')
self.Post_Costas_Loop_Freq.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.Post_Costas_Loop_Freq.enable_autoscale(False)
self.Post_Costas_Loop_Freq.enable_grid(False)
self.Post_Costas_Loop_Freq.set_fft_average(1.0)
self.Post_Costas_Loop_Freq.enable_axis_labels(True)
self.Post_Costas_Loop_Freq.enable_control_panel(False)
if not False:
self.Post_Costas_Loop_Freq.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.Post_Costas_Loop_Freq.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.Post_Costas_Loop_Freq.set_line_label(i, "Data {0}".format(i))
else:
self.Post_Costas_Loop_Freq.set_line_label(i, labels[i])
self.Post_Costas_Loop_Freq.set_line_width(i, widths[i])
self.Post_Costas_Loop_Freq.set_line_color(i, colors[i])
self.Post_Costas_Loop_Freq.set_line_alpha(i, alphas[i])
self._Post_Costas_Loop_Freq_win = sip.wrapinstance(self.Post_Costas_Loop_Freq.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._Post_Costas_Loop_Freq_win, 2, 3, 1, 1)
[self.top_grid_layout.setRowStretch(r,1) for r in range(2,3)]
[self.top_grid_layout.setColumnStretch(c,1) for c in range(3,4)]
self.Post_Costas_Loop_Cons = qtgui.const_sink_c(
1024, #size
'Post Costas Loop', #name
1 #number of inputs
)
self.Post_Costas_Loop_Cons.set_update_time(0.10)
self.Post_Costas_Loop_Cons.set_y_axis(-2, 2)
self.Post_Costas_Loop_Cons.set_x_axis(-2, 2)
self.Post_Costas_Loop_Cons.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.Post_Costas_Loop_Cons.enable_autoscale(False)
self.Post_Costas_Loop_Cons.enable_grid(False)
self.Post_Costas_Loop_Cons.enable_axis_labels(True)
if not False:
self.Post_Costas_Loop_Cons.disable_legend()
labels = ['Locked', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "red"]
styles = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
alphas = [0.6, 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.Post_Costas_Loop_Cons.set_line_label(i, "Data {0}".format(i))
else:
self.Post_Costas_Loop_Cons.set_line_label(i, labels[i])
self.Post_Costas_Loop_Cons.set_line_width(i, widths[i])
self.Post_Costas_Loop_Cons.set_line_color(i, colors[i])
self.Post_Costas_Loop_Cons.set_line_style(i, styles[i])
self.Post_Costas_Loop_Cons.set_line_marker(i, markers[i])
self.Post_Costas_Loop_Cons.set_line_alpha(i, alphas[i])
self._Post_Costas_Loop_Cons_win = sip.wrapinstance(self.Post_Costas_Loop_Cons.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._Post_Costas_Loop_Cons_win, 1, 3, 1, 1)
[self.top_grid_layout.setRowStretch(r,1) for r in range(1,2)]
[self.top_grid_layout.setColumnStretch(c,1) for c in range(3,4)]
self.Post_CMA_Equalizer_Freq = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"Post CMA Equalizer", #name
1 #number of inputs
)
self.Post_CMA_Equalizer_Freq.set_update_time(0.10)
self.Post_CMA_Equalizer_Freq.set_y_axis(-140, 10)
self.Post_CMA_Equalizer_Freq.set_y_label('Relative Gain', 'dB')
self.Post_CMA_Equalizer_Freq.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.Post_CMA_Equalizer_Freq.enable_autoscale(False)
self.Post_CMA_Equalizer_Freq.enable_grid(False)
self.Post_CMA_Equalizer_Freq.set_fft_average(1.0)
self.Post_CMA_Equalizer_Freq.enable_axis_labels(True)
self.Post_CMA_Equalizer_Freq.enable_control_panel(False)
if not False:
self.Post_CMA_Equalizer_Freq.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.Post_CMA_Equalizer_Freq.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.Post_CMA_Equalizer_Freq.set_line_label(i, "Data {0}".format(i))
else:
self.Post_CMA_Equalizer_Freq.set_line_label(i, labels[i])
self.Post_CMA_Equalizer_Freq.set_line_width(i, widths[i])
self.Post_CMA_Equalizer_Freq.set_line_color(i, colors[i])
self.Post_CMA_Equalizer_Freq.set_line_alpha(i, alphas[i])
self._Post_CMA_Equalizer_Freq_win = sip.wrapinstance(self.Post_CMA_Equalizer_Freq.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._Post_CMA_Equalizer_Freq_win, 2, 2, 1, 1)
[self.top_grid_layout.setRowStretch(r,1) for r in range(2,3)]
[self.top_grid_layout.setColumnStretch(c,1) for c in range(2,3)]
self.Post_CMA_Eq_Cons = qtgui.const_sink_c(
1024, #size
'Post CMA Equalizer', #name
1 #number of inputs
)
self.Post_CMA_Eq_Cons.set_update_time(0.10)
self.Post_CMA_Eq_Cons.set_y_axis(-2, 2)
self.Post_CMA_Eq_Cons.set_x_axis(-2, 2)
self.Post_CMA_Eq_Cons.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.Post_CMA_Eq_Cons.enable_autoscale(False)
self.Post_CMA_Eq_Cons.enable_grid(False)
self.Post_CMA_Eq_Cons.enable_axis_labels(True)
if not False:
self.Post_CMA_Eq_Cons.disable_legend()
labels = ['Equalized', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "red"]
styles = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
alphas = [0.6, 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.Post_CMA_Eq_Cons.set_line_label(i, "Data {0}".format(i))
else:
self.Post_CMA_Eq_Cons.set_line_label(i, labels[i])
self.Post_CMA_Eq_Cons.set_line_width(i, widths[i])
self.Post_CMA_Eq_Cons.set_line_color(i, colors[i])
self.Post_CMA_Eq_Cons.set_line_style(i, styles[i])
self.Post_CMA_Eq_Cons.set_line_marker(i, markers[i])
self.Post_CMA_Eq_Cons.set_line_alpha(i, alphas[i])
self._Post_CMA_Eq_Cons_win = sip.wrapinstance(self.Post_CMA_Eq_Cons.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._Post_CMA_Eq_Cons_win, 1, 2, 1, 1)
[self.top_grid_layout.setRowStretch(r,1) for r in range(1,2)]
[self.top_grid_layout.setColumnStretch(c,1) for c in range(2,3)]
##################################################
# Connections
##################################################
self.connect((self.Video_Source, 0), (self.blocks_throttle_0, 0))
self.connect((self.analog_pll_refout_cc_0, 0), (self.blocks_multiply_xx_1, 0))
self.connect((self.analog_sig_source_x_0_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.analog_sig_source_x_0_0, 0), (self.blocks_multiply_xx_0_0, 0))
self.connect((self.analog_sig_source_x_0_0, 0), (self.blocks_multiply_xx_0_0, 1))
self.connect((self.analog_sig_source_x_0_0_0, 0), (self.blocks_multiply_xx_1, 1))
self.connect((self.band_pass_filter_0, 0), (self.analog_pll_refout_cc_0, 0))
self.connect((self.band_pass_filter_0, 0), (self.qtgui_freq_sink_x_0, 1))
self.connect((self.band_pass_filter_0_0, 0), (self.blocks_multiply_conjugate_cc_0, 0))
self.connect((self.blks2_error_rate_0, 0), (self.qtgui_number_sink_0_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.channels_channel_model_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_repack_bits_bb_0, 0))
self.connect((self.blocks_multiply_conjugate_cc_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.blocks_multiply_conjugate_cc_0, 0), (self.digital_psk_demod_0, 0))
self.connect((self.blocks_multiply_conjugate_cc_0, 0), (self.qtgui_const_sink_x_0, 0))
self.connect((self.blocks_multiply_conjugate_cc_0, 0), (self.qtgui_freq_sink_x_1, 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_multiply_xx_0, 1))
self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_multiply_conjugate_cc_0, 1))
self.connect((self.blocks_multiply_xx_1, 0), (self.qtgui_freq_sink_x_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0), (self.blocks_skiphead_0, 0))
self.connect((self.blocks_skiphead_0, 0), (self.sync_decoder, 0))
self.connect((self.blocks_throttle_0, 0), (self.blks2_error_rate_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blocks_uchar_to_float_0_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.repeat_first_byte, 0))
self.connect((self.blocks_uchar_to_float_0, 0), (self.qtgui_time_sink_x_0_0, 1))
self.connect((self.blocks_uchar_to_float_0, 0), (self.qtgui_time_sink_x_0_0_0, 0))
self.connect((self.blocks_uchar_to_float_0_0, 0), (self.qtgui_time_sink_x_0_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.band_pass_filter_0_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.qtgui_freq_sink_x_0, 2))
self.connect((self.digital_cma_equalizer_cc_0, 0), (self.Post_CMA_Eq_Cons, 0))
self.connect((self.digital_cma_equalizer_cc_0, 0), (self.Post_CMA_Equalizer_Freq, 0))
self.connect((self.digital_cma_equalizer_cc_0, 0), (self.digital_costas_loop_cc_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.Post_Costas_Loop_Cons, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.Post_Costas_Loop_Freq, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.Post_Polyphase_Clock_Cons, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_cma_equalizer_cc_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.qtgui_freq_sink_x_0_0, 0))
self.connect((self.digital_psk_demod_0, 0), (self.blocks_delay_0, 0))
self.connect((self.digital_psk_mod_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.digital_psk_mod_0, 0), (self.qtgui_const_sink_x_0, 1))
self.connect((self.digital_psk_mod_0, 0), (self.qtgui_freq_sink_x_1, 1))
self.connect((self.get_first_byte, 0), (self.qtgui_number_sink_0, 0))
self.connect((self.repeat_first_byte, 0), (self.sync_encoder, 0))
self.connect((self.sync_decoder, 0), (self.Video_Sink, 0))
self.connect((self.sync_decoder, 0), (self.blks2_error_rate_0, 1))
self.connect((self.sync_decoder, 0), (self.blocks_uchar_to_float_0, 0))
self.connect((self.sync_decoder, 0), (self.get_first_byte, 0))
self.connect((self.sync_encoder, 0), (self.digital_psk_mod_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):
gr.hier_block2.__init__(self, "ofdm_tx",
gr.io_signature(1, 1, gr.sizeof_gr_complex),
gr.io_signature(1, 1, gr.sizeof_char))
self.constellationP = helpers.get_constellation(settings.PAYLOAD_BPS)
self.constellationH = helpers.get_constellation(settings.HEADER_BPS)
detector = digital.ofdm_sync_sc_cfb(symbol_settings.get_fft_length(),
symbol_settings.get_cp_length(),
True)
self.connect((detector, 0),
blocks.file_sink(gr.sizeof_float, "offset.dat"))
delayer = blocks.delay(gr.sizeof_gr_complex,
symbol_settings.get_time_length_of_symbol() + 5)
oscillator = analog.frequency_modulator_fc(
-2.0 / symbol_settings.get_fft_length())
splitter = digital.header_payload_demux(
3,
symbol_settings.get_fft_length(),
symbol_settings.get_cp_length(),
settings.LENGTH_TAG_KEY,
"",
True,
)
mixer = blocks.multiply_cc()
self.connect(
mixer, blocks.file_sink(gr.sizeof_gr_complex, "mixer_output.dat"))
header_fft = fft.fft_vcc(symbol_settings.get_fft_length(), True, (),
True)
chanest = digital.ofdm_chanest_vcvc(SYNC_ONE, SYNC_TWO, 1)
#self.connect((chanest, 1),blocks.file_sink(gr.sizeof_gr_complex * symbol_settings.get_fft_length(), 'channel-estimate.dat'))
header_equalizer = digital.ofdm_equalizer_simpledfe(
symbol_settings.get_fft_length(),
self.constellationH.base(),
symbol_settings.get_carrier_tones(),
symbol_settings.get_pilot_tones(),
SYM_PILOT,
symbols_skipped=0,
)
header_eq = digital.ofdm_frame_equalizer_vcvc(
header_equalizer.base(),
symbol_settings.get_cp_length(),
settings.LENGTH_TAG_KEY,
True,
1 # Header is 1 symbol long
)
header_serializer = digital.ofdm_serializer_vcc(
symbol_settings.get_fft_length(),
symbol_settings.get_carrier_tones(), settings.LENGTH_TAG_KEY)
header_demod = digital.constellation_decoder_cb(
self.constellationH.base())
header_repack = blocks.repack_bits_bb(settings.HEADER_BPS, 8,
settings.LENGTH_TAG_KEY, True)
scramblerH = digital.digital.additive_scrambler_bb(
0x8a,
settings.SCRAMBLED_SEED,
7,
0,
bits_per_byte=8,
reset_tag_key=settings.LENGTH_HEADER_KEY)
self.connect(scramblerH, blocks.file_sink(gr.sizeof_char,
"header.dat"))
parser = ownHeader.parse_header_bb(settings.LENGTH_HEADER_KEY,
settings.LENGTH_TAG_KEY, 3, 1, 0)
framer_0 = framer.blk(6, settings.LENGTH_HEADER_KEY)
sender = ownHeader.send_to_multiplexer_b(settings.LENGTH_HEADER_KEY)
payload_fft = fft.fft_vcc(symbol_settings.get_fft_length(), True, (),
True)
payload_equalizer = digital.ofdm_equalizer_simpledfe(
symbol_settings.get_fft_length(),
self.constellationP.base(),
symbol_settings.get_carrier_tones(),
symbol_settings.get_pilot_tones(),
SYM_PILOT,
symbols_skipped=1, # (that was already in the header)
alpha=0.1)
#self.connect(mixer, blocks.tag_debug(gr.sizeof_gr_complex, "header"))
#self.connect(payload_fft, blocks.tag_debug(gr.sizeof_gr_complex*64, "payload"))
payload_eq = digital.ofdm_frame_equalizer_vcvc(
payload_equalizer.base(), symbol_settings.get_cp_length(),
settings.LENGTH_TAG_KEY)
payload_serializer = digital.ofdm_serializer_vcc(
symbol_settings.get_fft_length(),
symbol_settings.get_carrier_tones(),
settings.LENGTH_TAG_KEY,
settings.LENGTH_PACKET_KEY,
1 # Skip 1 symbol (that was already in the header)
)
payload_demod = digital.constellation_decoder_cb(
self.constellationP.base())
payload_descrambler = digital.additive_scrambler_bb(
0x8a,
settings.SCRAMBLED_SEED,
7,
0, # Don't reset after fixed length
bits_per_byte=8, # This is after packing
reset_tag_key=settings.LENGTH_PACKET_KEY)
payload_pack = blocks.repack_bits_bb(settings.PAYLOAD_BPS, 8,
settings.LENGTH_PACKET_KEY, True)
crc = digital.crc32_bb(True, settings.LENGTH_PACKET_KEY)
gate = blocks.tag_gate(gr.sizeof_gr_complex, False)
"""
detecting the the preamble
"""
self.connect(self, detector)
self.connect(self, delayer, (mixer, 0))
self.connect(gate, (splitter, 0))
self.connect(mixer, gate)
#self.connect(delayer, (splitter,0))
self.connect((detector, 0), oscillator, (mixer, 1))
self.connect((detector, 1), (splitter, 1))
#header handling stream
"""
parse the header data
"""
self.connect((splitter, 0), header_fft, chanest, header_eq,
header_serializer, header_demod, header_repack, framer_0,
scramblerH, parser, sender)
self.msg_connect(sender, "header", splitter,
"header_data") #feedback to the demux
#data handler stream
"""
retrieve the data
"""
self.connect((splitter, 1), payload_fft, payload_eq,
payload_serializer, payload_demod, payload_pack,
payload_descrambler, crc, self)
def __init__(self,
baudrate=1200,
default_input=0,
default_ip_0='127.0.0.1',
default_port_0=5000,
freq=437.5e6,
samp_rate_tx=1000000,
sdr_dev='uhd=0'):
gr.top_block.__init__(self, "GFSK TX")
##################################################
# Parameters
##################################################
self.baudrate = baudrate
self.default_input = default_input
self.default_ip_0 = default_ip_0
self.default_port_0 = default_port_0
self.freq = freq
self.samp_rate_tx = samp_rate_tx
self.sdr_dev = sdr_dev
##################################################
# Variables
##################################################
self.sps = sps = 20
self.deviation = deviation = 3200
self.samp_rate = samp_rate = sps * baudrate
self.mod_index = mod_index = (1.0 * deviation) / (1.0 * baudrate) / 0.5
self.bps = bps = 1
##################################################
# Blocks
##################################################
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=samp_rate_tx,
decimation=samp_rate,
taps=None,
fractional_bw=None,
)
self.osmosdr_sink_0 = osmosdr.sink(args="numchan=" + str(1) + " " +
sdr_dev)
self.osmosdr_sink_0.set_sample_rate(samp_rate_tx)
self.osmosdr_sink_0.set_center_freq(freq, 0)
self.osmosdr_sink_0.set_freq_corr(0, 0)
self.osmosdr_sink_0.set_gain(30, 0)
self.osmosdr_sink_0.set_if_gain(20, 0)
self.osmosdr_sink_0.set_bb_gain(20, 0)
self.osmosdr_sink_0.set_antenna('', 0)
self.osmosdr_sink_0.set_bandwidth(0, 0)
self.digital_gfsk_mod_0 = digital.gfsk_mod(
samples_per_symbol=sps,
sensitivity=(3.141593 * mod_index) / sps,
bt=0.5,
verbose=False,
log=False,
)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
4, 1, "", False, gr.GR_MSB_FIRST)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_char * 1)
self.blks2_tcp_source_0 = grc_blks2.tcp_source(
itemsize=gr.sizeof_char * 1,
addr=default_ip_0,
port=default_port_0,
server=True,
)
self.blks2_selector_0 = grc_blks2.selector(
item_size=gr.sizeof_char * 1,
num_inputs=2,
num_outputs=2,
input_index=default_input,
output_index=0,
)
##################################################
# Connections
##################################################
self.connect((self.blks2_selector_0, 1), (self.blocks_null_sink_0, 0))
self.connect((self.blks2_selector_0, 0), (self.digital_gfsk_mod_0, 0))
self.connect((self.blks2_tcp_source_0, 0), (self.blks2_selector_0, 0))
self.connect((self.blks2_tcp_source_0, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.blks2_selector_0, 1))
self.connect((self.digital_gfsk_mod_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.osmosdr_sink_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Testing Ce")
Qt.QWidget.__init__(self)
self.setWindowTitle("Testing Ce")
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", "testing_ce")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.sps = sps = 4
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.pld_const = pld_const = digital.constellation_rect(([0.707+0.707j, -0.707+0.707j, -0.707-0.707j, 0.707-0.707j]), ([0, 1, 3, 2]), 4, 2, 2, 1, 1).base()
self.pld_const.gen_soft_dec_lut(8)
self.taps_per_filt = taps_per_filt = len(tx_rrc_taps)/nfilts
self.samp_rate_array_MCR = samp_rate_array_MCR = [7500000,5000000,3750000,3000000,2500000,2000000,1500000,1000000,937500,882352,833333,714285,533333,500000,421052,400000,380952]
self.rxmod = rxmod = digital.generic_mod(pld_const, False, sps, True, eb, False, False)
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(sps, sps, 1.0, eb, 11*sps)
self.ac_hex = ac_hex = [0xac, 0xdd, 0xa4, 0xe2, 0xf2, 0x8c, 0x20, 0xfc]
self.variable_qtgui_range_0_1 = variable_qtgui_range_0_1 = 39
self.variable_qtgui_range_0 = variable_qtgui_range_0 = 50
self.samp_rate = samp_rate = samp_rate_array_MCR[15]
self.rx_rrc_taps = rx_rrc_taps = firdes.root_raised_cosine(nfilts, nfilts*sps, 1.0, eb, 11*sps*nfilts)
self.rx_psf_taps = rx_psf_taps = firdes.root_raised_cosine(nfilts, sps*nfilts, 1.0, eb, 11*sps*nfilts)
self.modulated_sync_word = modulated_sync_word = digital.modulate_vector_bc(rxmod .to_basic_block(), (ac_hex), ([1]))
self.mark_delay = mark_delay = 87
self.frequencia_usrp = frequencia_usrp = 484e6
self.filt_delay_0 = filt_delay_0 = 1+(taps_per_filt-1)/2
self.filt_delay = filt_delay = 1+(len(rrc_taps)-1)/2
self.MCR = MCR = "master_clock_rate=60e6"
##################################################
# Blocks
##################################################
self._variable_qtgui_range_0_1_range = Range(0, 73, 1, 39, 200)
self._variable_qtgui_range_0_1_win = RangeWidget(self._variable_qtgui_range_0_1_range, self.set_variable_qtgui_range_0_1, 'Gain_RX', "counter_slider", float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_0_1_win, 0, 2, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self._variable_qtgui_range_0_range = Range(0, 90, 1, 50, 200)
self._variable_qtgui_range_0_win = RangeWidget(self._variable_qtgui_range_0_range, self.set_variable_qtgui_range_0, 'Gain_TX', "counter_slider", float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_0_win, 0, 1, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("serial=F5EAC0", MCR)),
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_time_now(uhd.time_spec(time.time()), uhd.ALL_MBOARDS)
self.uhd_usrp_source_0.set_center_freq(frequencia_usrp, 0)
self.uhd_usrp_source_0.set_gain(variable_qtgui_range_0_1, 0)
self.uhd_usrp_source_0.set_antenna('RX2', 0)
self.uhd_usrp_source_0.set_auto_dc_offset(True, 0)
self.uhd_usrp_source_0.set_auto_iq_balance(True, 0)
self.uhd_usrp_sink_0_0 = uhd.usrp_sink(
",".join(("serial=F5EAE1", MCR)),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0_0.set_time_now(uhd.time_spec(time.time()), uhd.ALL_MBOARDS)
self.uhd_usrp_sink_0_0.set_center_freq(frequencia_usrp, 0)
self.uhd_usrp_sink_0_0.set_gain(variable_qtgui_range_0, 0)
self.uhd_usrp_sink_0_0.set_antenna('TX/RX', 0)
self.qtgui_time_sink_x_1_0 = qtgui.time_sink_c(
1024, #size
samp_rate, #samp_rate
"RX USRP", #name
1 #number of inputs
)
self.qtgui_time_sink_x_1_0.set_update_time(0.10)
self.qtgui_time_sink_x_1_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_1_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_1_0.enable_tags(-1, True)
self.qtgui_time_sink_x_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_1_0.enable_autoscale(False)
self.qtgui_time_sink_x_1_0.enable_grid(False)
self.qtgui_time_sink_x_1_0.enable_axis_labels(True)
self.qtgui_time_sink_x_1_0.enable_control_panel(False)
self.qtgui_time_sink_x_1_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_1_0.disable_legend()
labels = ['', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "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_1_0.set_line_label(i, "Re{{Data {0}}}".format(i/2))
else:
self.qtgui_time_sink_x_1_0.set_line_label(i, "Im{{Data {0}}}".format(i/2))
else:
self.qtgui_time_sink_x_1_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_1_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_1_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_1_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_1_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_1_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_1_0_win = sip.wrapinstance(self.qtgui_time_sink_x_1_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_1_0_win, 1, 4, 1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(4, 5):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_1 = qtgui.time_sink_c(
1024, #size
samp_rate, #samp_rate
"TX USRP", #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_axis_labels(True)
self.qtgui_time_sink_x_1.enable_control_panel(False)
self.qtgui_time_sink_x_1.enable_stem_plot(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):
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_grid_layout.addWidget(self._qtgui_time_sink_x_1_win, 1, 3, 1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(3, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_0_1 = qtgui.time_sink_f(
100*2, #size
samp_rate, #samp_rate
'Rx Data', #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_1.set_update_time(0.10)
self.qtgui_time_sink_x_0_1.set_y_axis(-1, 256)
self.qtgui_time_sink_x_0_1.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_1.enable_tags(-1, True)
self.qtgui_time_sink_x_0_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, 'packet_length_tag_key')
self.qtgui_time_sink_x_0_1.enable_autoscale(True)
self.qtgui_time_sink_x_0_1.enable_grid(True)
self.qtgui_time_sink_x_0_1.enable_axis_labels(True)
self.qtgui_time_sink_x_0_1.enable_control_panel(False)
self.qtgui_time_sink_x_0_1.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_0_1.disable_legend()
labels = ['', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0_1.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0_1.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_1.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_1.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_1.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_1.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_1.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_1_win = sip.wrapinstance(self.qtgui_time_sink_x_0_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_1_win, 2, 3, 1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(3, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_0_0_0 = qtgui.time_sink_f(
512, #size
1, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_0_0.set_update_time(0.10)
self.qtgui_time_sink_x_0_0_0.set_y_axis(-100, 4000)
self.qtgui_time_sink_x_0_0_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_0_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_TAG, qtgui.TRIG_SLOPE_POS, 0, 15, 0, 'corr_est')
self.qtgui_time_sink_x_0_0_0.enable_autoscale(False)
self.qtgui_time_sink_x_0_0_0.enable_grid(False)
self.qtgui_time_sink_x_0_0_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0_0_0.enable_control_panel(False)
self.qtgui_time_sink_x_0_0_0.enable_stem_plot(False)
if not False:
self.qtgui_time_sink_x_0_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_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0_0_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_0_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_0_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_0_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_0_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_0_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_0_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_0_0_win, 3, 2, 1, 1)
for r in range(3, 4):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_0_0 = qtgui.time_sink_c(
512, #size
1, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_0.set_update_time(0.10)
self.qtgui_time_sink_x_0_0.set_y_axis(-100, 100)
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_TAG, qtgui.TRIG_SLOPE_POS, 0, 15, 0, 'corr_est')
self.qtgui_time_sink_x_0_0.enable_autoscale(False)
self.qtgui_time_sink_x_0_0.enable_grid(False)
self.qtgui_time_sink_x_0_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0_0.enable_control_panel(False)
self.qtgui_time_sink_x_0_0.enable_stem_plot(False)
if not False:
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(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, 2, 2, 1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0_0_0_1 = qtgui.const_sink_c(
1024, #size
"RX Constellation", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0_0_1.set_update_time(0.10)
self.qtgui_const_sink_x_0_0_0_1.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_1.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_0_0_0_1.enable_autoscale(False)
self.qtgui_const_sink_x_0_0_0_1.enable_grid(False)
self.qtgui_const_sink_x_0_0_0_1.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0_0_1.disable_legend()
labels = ['', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "red", "red", "red",
"red", "red", "red", "red", "red"]
styles = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0_0_0_1.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0_0_1.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_0_1_win = sip.wrapinstance(self.qtgui_const_sink_x_0_0_0_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_0_1_win, 2, 1, 1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0_0_0_0 = qtgui.const_sink_c(
1024, #size
"TX Constellation", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0_0_0.set_update_time(0.10)
self.qtgui_const_sink_x_0_0_0_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_0_0_0_0.enable_autoscale(False)
self.qtgui_const_sink_x_0_0_0_0.enable_grid(False)
self.qtgui_const_sink_x_0_0_0_0.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0_0_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_0_0_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0_0_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0_0_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0_0_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0_0_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0_0_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0_0_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_0_0_win = sip.wrapinstance(self.qtgui_const_sink_x_0_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_0_0_win, 1, 2, 1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
512, #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 False:
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, 1, 1, 1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(
sps,
taps=(tx_rrc_taps),
flt_size=nfilts)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(filt_delay)
self.digital_pfb_clock_sync_xxx_0_0 = digital.pfb_clock_sync_ccf(sps, 6.28/400.0, (rx_rrc_taps), nfilts, nfilts/2, 1.5, 1)
self.digital_map_bb_0_0 = digital.map_bb((pld_const.pre_diff_code()))
self.digital_map_bb_0 = digital.map_bb((pld_const.pre_diff_code()))
self.digital_costas_loop_cc_0_0 = digital.costas_loop_cc(6.28/100.0, pld_const.arity(), False)
self.digital_correlate_access_code_xx_ts_0_0 = digital.correlate_access_code_bb_ts(digital.packet_utils.default_access_code,
1, 'packet_len')
self.digital_corr_est_cc_0 = digital.corr_est_cc((modulated_sync_word), sps, mark_delay, 0.99)
self.digital_constellation_decoder_cb_0_0 = digital.constellation_decoder_cb(pld_const)
self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc((pld_const.points()), 1)
self.blocks_stream_mux_0_1_0 = blocks.stream_mux(gr.sizeof_char*1, (96, 896))
self.blocks_repack_bits_bb_2 = blocks.repack_bits_bb(1, 8, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_1 = blocks.repack_bits_bb(8, 1, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0_1 = blocks.repack_bits_bb(1, pld_const.bits_per_symbol(), '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(pld_const.bits_per_symbol(), 1, '', False, gr.GR_MSB_FIRST)
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc((0.7, ))
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char*1, '/home/andre/Desktop/Trasmited/trasmit_10_mb.txt', False)
self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL)
self.blocks_file_sink_0_0_0_2 = blocks.file_sink(gr.sizeof_char*1, '/home/andre/Desktop/Trasmited/depois.txt', False)
self.blocks_file_sink_0_0_0_2.set_unbuffered(False)
self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(1)
self.blocks_char_to_float_1_0_1 = blocks.char_to_float(1, 1)
self.acode_1104 = blocks.vector_source_b([0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0], True, 1, [])
##################################################
# Connections
##################################################
self.connect((self.acode_1104, 0), (self.blocks_stream_mux_0_1_0, 0))
self.connect((self.blocks_char_to_float_1_0_1, 0), (self.qtgui_time_sink_x_0_1, 0))
self.connect((self.blocks_complex_to_mag_squared_0, 0), (self.qtgui_time_sink_x_0_0_0, 0))
self.connect((self.blocks_file_source_0, 0), (self.blocks_repack_bits_bb_1, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.qtgui_const_sink_x_0_0_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.qtgui_time_sink_x_1, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.uhd_usrp_sink_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_correlate_access_code_xx_ts_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0_1, 0), (self.digital_map_bb_0, 0))
self.connect((self.blocks_repack_bits_bb_1, 0), (self.blocks_stream_mux_0_1_0, 1))
self.connect((self.blocks_repack_bits_bb_2, 0), (self.blocks_file_sink_0_0_0_2, 0))
self.connect((self.blocks_stream_mux_0_1_0, 0), (self.blocks_repack_bits_bb_0_1, 0))
self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.digital_constellation_decoder_cb_0_0, 0), (self.digital_map_bb_0_0, 0))
self.connect((self.digital_corr_est_cc_0, 1), (self.blocks_complex_to_mag_squared_0, 0))
self.connect((self.digital_corr_est_cc_0, 0), (self.digital_pfb_clock_sync_xxx_0_0, 0))
self.connect((self.digital_corr_est_cc_0, 1), (self.qtgui_time_sink_x_0_0, 0))
self.connect((self.digital_correlate_access_code_xx_ts_0_0, 0), (self.blocks_char_to_float_1_0_1, 0))
self.connect((self.digital_correlate_access_code_xx_ts_0_0, 0), (self.blocks_repack_bits_bb_2, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0), (self.digital_constellation_decoder_cb_0_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0), (self.qtgui_const_sink_x_0, 0))
self.connect((self.digital_map_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0))
self.connect((self.digital_map_bb_0_0, 0), (self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0_0, 0), (self.digital_costas_loop_cc_0_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.blocks_multiply_const_vxx_1, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.digital_corr_est_cc_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.qtgui_const_sink_x_0_0_0_1, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.qtgui_time_sink_x_1_0, 0))
def create_payload_blocks(self):
self.repack_bits_payload = blocks.repack_bits_bb(8, self.payload_const.bits_per_symbol(),
self.len_tag_key, True, gr.GR_LSB_FIRST)
self.payload_modulation = digital.chunks_to_symbols_bc(self.payload_const.points(), 1)
def __init__(self):
gr.top_block.__init__(self, "Simulator Ofdm")
Qt.QWidget.__init__(self)
self.setWindowTitle("Simulator Ofdm")
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", "simulator_ofdm")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 5000000
self.packet_len = packet_len = 2**9
self.occupied_carriers_all = occupied_carriers_all = (range(-26, 27), )
self.fft_len = fft_len = 2**6
self.zeropadding_fac = zeropadding_fac = 2
self.velocity = velocity = 500
self.value_range = value_range = 100
self.v_max = v_max = 2000
self.transpose_len = transpose_len = int(
np.ceil(packet_len * 4.0 / len(occupied_carriers_all[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.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.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.discarded_carriers = discarded_carriers = []
self.center_freq = center_freq = 2.45e9
self.R_max = R_max = 3e8 / 2 / samp_rate * fft_len
##################################################
# Blocks
##################################################
self._velocity_range = Range(-v_max, v_max, 1, 500, 200)
self._velocity_win = RangeWidget(self._velocity_range,
self.set_velocity, 'Velocity',
"counter_slider", float)
self.top_grid_layout.addWidget(self._velocity_win, 0, 1, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self._value_range_range = Range(0.1, R_max, 1, 100, 200)
self._value_range_win = RangeWidget(self._value_range_range,
self.set_value_range, 'range',
"counter_slider", float)
self.top_grid_layout.addWidget(self._value_range_win, 0, 0, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
self.radar_transpose_matrix_vcvc_0_0 = radar.transpose_matrix_vcvc(
transpose_len, fft_len * zeropadding_fac, "packet_len")
(self.radar_transpose_matrix_vcvc_0_0).set_min_output_buffer(78)
self.radar_transpose_matrix_vcvc_0 = radar.transpose_matrix_vcvc(
fft_len * zeropadding_fac, transpose_len, "packet_len")
(self.radar_transpose_matrix_vcvc_0).set_min_output_buffer(256)
self.radar_static_target_simulator_cc_0 = radar.static_target_simulator_cc(
(value_range, ), (velocity, ), (1e25, ), (0, ), (0, ), samp_rate,
center_freq, -10, True, True, "packet_len")
(self.radar_static_target_simulator_cc_0).set_min_output_buffer(6240)
self.radar_qtgui_spectrogram_plot_0 = radar.qtgui_spectrogram_plot(
fft_len * zeropadding_fac, 500, 'value_range', 'Velocity',
'OFDM Radar', (0, R_max), (0, v_max), (-15, -12), True,
"packet_len")
self.radar_print_results_0 = radar.print_results(False, "")
self.radar_os_cfar_2d_vc_0 = radar.os_cfar_2d_vc(
fft_len * zeropadding_fac, (10, 10), (0, 0), 0.78, 30,
"packet_len")
self.radar_ofdm_divide_vcvc_0 = radar.ofdm_divide_vcvc(
fft_len, (fft_len - len(discarded_carriers)) * zeropadding_fac,
(()), 0, "packet_len")
(self.radar_ofdm_divide_vcvc_0).set_min_output_buffer(78)
self.radar_ofdm_cyclic_prefix_remover_cvc_0 = radar.ofdm_cyclic_prefix_remover_cvc(
fft_len, fft_len / 4, "packet_len")
(self.radar_ofdm_cyclic_prefix_remover_cvc_0).set_min_output_buffer(78)
self.radar_estimator_ofdm_0 = radar.estimator_ofdm(
'range', fft_len * zeropadding_fac, (0, R_max), 'velocity',
transpose_len, (0, v_max, -v_max, 0), True)
self.fft_vxx_0_1_0 = fft.fft_vcc(
transpose_len, False, (window.blackmanharris(transpose_len)),
False, 1)
self.fft_vxx_0_1 = fft.fft_vcc(
fft_len * zeropadding_fac, True,
(window.blackmanharris(fft_len * zeropadding_fac)), False, 1)
self.fft_vxx_0_0 = fft.fft_vcc(fft_len, True, (()), True, 1)
(self.fft_vxx_0_0).set_min_output_buffer(78)
self.fft_vxx_0 = fft.fft_vcc(fft_len, False, (()), True, 1)
self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer(
fft_len, fft_len + fft_len / 4, 0, length_tag_key)
(self.digital_ofdm_cyclic_prefixer_0).set_min_output_buffer(6240)
self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc(
fft_len, occupied_carriers_all, ((), ), ((), ), (), length_tag_key)
(self.digital_ofdm_carrier_allocator_cvc_0).set_min_output_buffer(78)
self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc(
(payload_mod.points()), 1)
(self.digital_chunks_to_symbols_xx_0_0).set_min_output_buffer(4096)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char * 1, samp_rate,
True)
self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream(
gr.sizeof_char, 1, packet_len, length_tag_key)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
8, payload_mod.bits_per_symbol(), length_tag_key, False,
gr.GR_LSB_FIRST)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float * fft_len *
zeropadding_fac)
self.blocks_nlog10_ff_0 = blocks.nlog10_ff(1,
fft_len * zeropadding_fac,
0)
self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(
fft_len * zeropadding_fac)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.analog_random_source_x_0 = blocks.vector_source_b(
map(int, numpy.random.randint(0, 255, 1000)), True)
self.analog_noise_source_x_0 = analog.noise_source_c(
analog.GR_GAUSSIAN, 0.1, 0)
##################################################
# Connections
##################################################
self.msg_connect((self.radar_estimator_ofdm_0, 'Msg out'),
(self.radar_print_results_0, 'Msg in'))
self.msg_connect((self.radar_os_cfar_2d_vc_0, 'Msg out'),
(self.radar_estimator_ofdm_0, 'Msg in'))
self.connect((self.analog_noise_source_x_0, 0),
(self.blocks_add_xx_0, 0))
self.connect((self.analog_random_source_x_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.radar_ofdm_cyclic_prefix_remover_cvc_0, 0))
self.connect((self.blocks_complex_to_mag_squared_0, 0),
(self.blocks_nlog10_ff_0, 0))
self.connect((self.blocks_nlog10_ff_0, 0),
(self.blocks_null_sink_0, 0))
self.connect((self.blocks_nlog10_ff_0, 0),
(self.radar_qtgui_spectrogram_plot_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.digital_chunks_to_symbols_xx_0_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.blocks_stream_to_tagged_stream_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0_0, 0),
(self.digital_ofdm_carrier_allocator_cvc_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),
(self.radar_ofdm_divide_vcvc_0, 0))
self.connect((self.digital_ofdm_cyclic_prefixer_0, 0),
(self.radar_static_target_simulator_cc_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.radar_ofdm_divide_vcvc_0, 1))
self.connect((self.fft_vxx_0_1, 0),
(self.radar_transpose_matrix_vcvc_0, 0))
self.connect((self.fft_vxx_0_1_0, 0),
(self.radar_transpose_matrix_vcvc_0_0, 0))
self.connect((self.radar_ofdm_cyclic_prefix_remover_cvc_0, 0),
(self.fft_vxx_0_0, 0))
self.connect((self.radar_ofdm_divide_vcvc_0, 0), (self.fft_vxx_0_1, 0))
self.connect((self.radar_static_target_simulator_cc_0, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.radar_transpose_matrix_vcvc_0, 0),
(self.fft_vxx_0_1_0, 0))
self.connect((self.radar_transpose_matrix_vcvc_0_0, 0),
(self.blocks_complex_to_mag_squared_0, 0))
self.connect((self.radar_transpose_matrix_vcvc_0_0, 0),
(self.radar_os_cfar_2d_vc_0, 0))
def __init__(self,
fft_len = 64,
cp_len = 16,
nofdm_symbols = 10,
nofdm_frames = 1,
ofdm_symbol_scale = 1,
constellation = digital.constellation_bpsk(),
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 = tuple([(1, -1, 1, -1),]),
seq_seed = 42,
debug = False
):
gr.hier_block2.__init__(self,
"ofdm_receive_frames_cb",
gr.io_signature(1, 1, gr.sizeof_gr_complex), # Input signature
gr.io_signature(1, 1, gr.sizeof_char)) # Output signature
# =====================================================================
# Generate class-members
# =====================================================================
self._def_occupied_carriers = occupied_carriers
self._def_pilot_carriers = pilot_carriers
self._def_pilot_symbols = pilot_symbols
self._seq_seed = seq_seed
self.fft_len = fft_len
self.cp_len = cp_len
self.ofdm_symbol_scale = ofdm_symbol_scale
self.constellation = constellation
self.packet_len_tag = "packet_length"
self.frame_len_tag_key = "frame_length"
self.nofdm_symbols = nofdm_symbols
self.nofdm_frames = nofdm_frames
self.debug = debug
# =====================================================================
# Create all blocks
# =====================================================================
# TODO: rename some blocks
sync_detect = digital.ofdm_sync_sc_cfb(
fft_len = fft_len,
cp_len = cp_len
)
delay = blocks.delay(gr.sizeof_gr_complex, self.fft_len+self.cp_len)
oscillator = analog.frequency_modulator_fc(-2.0 / self.fft_len)
mixer = blocks.multiply_cc()
frames = mimoots.ofdm_extract_frame_cvc(
fft_len = self.fft_len,
cp_len = self.cp_len,
nsymbols_per_ofdmframe = self.nofdm_symbols+2 # +2 Sync-Words
)
fft_payload = fft.fft_vcc(
fft_size = self.fft_len,
forward = True,
window = (),
shift = True
)
chanest = digital.ofdm_chanest_vcvc(
sync_symbol1 = utils.ofdm_make_sync_word1(self.fft_len,
self._def_occupied_carriers,
self._def_pilot_carriers),
sync_symbol2 = utils.ofdm_make_sync_word2(self.fft_len,
self._def_occupied_carriers,
self._def_pilot_carriers),
n_data_symbols = self.nofdm_symbols
)
payload_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len = self.fft_len,
constellation = self.constellation.base(),
occupied_carriers = self._def_occupied_carriers,
pilot_carriers = self._def_pilot_carriers,
pilot_symbols = self._def_pilot_symbols,
symbols_skipped = 0,
)
payload_eq = digital.ofdm_frame_equalizer_vcvc(
equalizer = payload_equalizer.base(),
cp_len = cp_len,
len_tag_key = self.frame_len_tag_key,
propagate_channel_state = True,
fixed_frame_len = self.nofdm_symbols
)
# doesn't accept names of parameters
payload_serializer = digital.ofdm_serializer_vcc(
self.fft_len, # fft_len =
self._def_occupied_carriers, # occupied_carriers =
self.frame_len_tag_key, # len_tag_key =
self.packet_len_tag, # packet_len_tag =
0 # symbolsskipped =
)
payload_demod = digital.constellation_decoder_cb(
constellation = self.constellation.base()
)
payload_pack = blocks.repack_bits_bb(
k = self.constellation.bits_per_symbol(),
l = 8,
len_tag_key = self.packet_len_tag,
align_output = True
)
# =====================================================================
# Connect all blocks
# =====================================================================
# TODO: Clean up graph
self.connect(self, sync_detect)
self.connect((sync_detect,0), oscillator, (mixer,0))
self.connect((self,0), delay, (mixer,1))
self.connect((sync_detect,1), (frames,1))
self.connect(mixer, (frames,0), fft_payload, chanest,
payload_eq, payload_serializer, payload_demod,
payload_pack, self)
# =====================================================================
# Debug-Output
# =====================================================================
if self.debug == True:
self.connect(self,
blocks.file_sink(gr.sizeof_gr_complex,
'receive-self.dat'))
self.connect((sync_detect,0),
blocks.file_sink(gr.sizeof_float,
'receive-sync_detect-0.dat'))
self.connect((sync_detect,1),
blocks.file_sink(gr.sizeof_char,
'receive-sync_detect-1.dat'))
self.connect(mixer,
blocks.file_sink(gr.sizeof_gr_complex,
'receive-mixer.dat'))
self.connect(frames,
blocks.file_sink(fft_len*gr.sizeof_gr_complex,
'receive-frames.dat'))
self.connect(fft_payload,
blocks.file_sink(self.fft_len*gr.sizeof_gr_complex,
'receive-fft_payload.dat'))
self.connect(chanest,
blocks.file_sink(self.fft_len*gr.sizeof_gr_complex,
'receive-chanest.dat'))
self.connect(payload_eq,
blocks.file_sink(self.fft_len*gr.sizeof_gr_complex,
'receive-payload_eq.dat'))
self.connect(payload_serializer,
blocks.file_sink(gr.sizeof_char*8,
'receive-payload_serializer.dat'))
def __init__(self): grc_wxgui.top_block_gui.__init__(self, title="OFDM Tx") _icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png" self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY)) ################################################## # Variables ################################################## self.occupied_carriers = occupied_carriers = (range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27),) self.length_tag_name = length_tag_name = "packet_len" self.sync_word2 = sync_word2 = (0, 0, 0, 0, 0, 1, 1, -1.0, -1, 1.0, 1, 1.0, -1, -1.0, -1, 1.0, 1, -1.0, 1, 1.0, 1, -1.0, -1, -1.0, -1, 1.0, -1, 1.0, -1, 1.0, 1, -1.0, 0, 1.0, 1, -1.0, 1, 1.0, -1, -1.0, 1, -1.0, -1, -1.0, 1, 1.0, 1, -1.0, 1, 1.0, -1, 1.0, -1, -1.0, -1, 1.0, 1, -1.0, 0, 0, 0, 0, 0, 0) self.sync_word1 = sync_word1 = (0, 0, 0, 0, 0, 0, 0, -1.0, 0, 1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, -1.0, 0, 1.0, 0, 1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, -1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, 0, 0, 0, 0, 0) self.samp_rate = samp_rate = 100000 self.rolloff = rolloff = 0 self.pilot_symbols = pilot_symbols = ((1, 1, 1, -1,),) self.pilot_carriers = pilot_carriers = ((-21, -7, 7, 21,),) self.payload_mod = payload_mod = digital.constellation_qpsk() self.packet_len = packet_len = 96 self.header_mod = header_mod = digital.constellation_bpsk() self.header_formatter = header_formatter = digital.packet_header_ofdm(occupied_carriers, 1, length_tag_name) self.fft_len = fft_len = 64 ################################################## # Blocks ################################################## self.wxgui_scopesink2_0 = scopesink2.scope_sink_c( self.GetWin(), title="Scope Plot", sample_rate=samp_rate, v_scale=0, v_offset=0, t_scale=0, ac_couple=False, xy_mode=False, num_inputs=1, trig_mode=gr.gr_TRIG_MODE_AUTO, y_axis_label="Counts", ) self.Add(self.wxgui_scopesink2_0.win) self.wxgui_fftsink2_0 = fftsink2.fft_sink_c( self.GetWin(), baseband_freq=0, y_per_div=10, y_divs=10, ref_level=0, ref_scale=2.0, sample_rate=samp_rate, fft_size=1024, fft_rate=15, average=False, avg_alpha=None, title="FFT Plot", peak_hold=False, ) self.Add(self.wxgui_fftsink2_0.win) self.fft_vxx_0 = fft.fft_vcc(fft_len, False, (), False, 1) self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb(header_formatter.formatter()) self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer(fft_len, fft_len+fft_len/4, rolloff, length_tag_name) self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc(fft_len, occupied_carriers, pilot_carriers, pilot_symbols, length_tag_name) self.digital_crc32_bb_0 = digital.crc32_bb(False, length_tag_name) self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc((payload_mod.points()), 1) self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc((header_mod.points()), 1) self.blocks_vector_source_x_1 = blocks.vector_source_c(tuple(numpy.array(sync_word1) * numpy.sqrt(2)) + sync_word2, True, fft_len, tagged_streams.make_lengthtags((2,), (0,), length_tag_name)) self.blocks_vector_source_x_0 = blocks.vector_source_b(range(packet_len), True, 1, tagged_streams.make_lengthtags((packet_len,), (0,), length_tag_name)) self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate) self.blocks_tagged_stream_mux_1 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*fft_len, length_tag_name) self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, length_tag_name) self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(8, payload_mod.bits_per_symbol(), length_tag_name, False) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((0.05, )) ################################################## # Connections ################################################## self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0)) self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.digital_packet_headergenerator_bb_0, 0)) self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.blocks_vector_source_x_0, 0), (self.digital_crc32_bb_0, 0)) self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.blocks_tagged_stream_mux_0, 1)) self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0)) self.connect((self.digital_ofdm_cyclic_prefixer_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0), (self.blocks_tagged_stream_mux_1, 1)) self.connect((self.blocks_tagged_stream_mux_1, 0), (self.fft_vxx_0, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_cyclic_prefixer_0, 0)) self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0, 0)) self.connect((self.blocks_vector_source_x_1, 0), (self.blocks_tagged_stream_mux_1, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.wxgui_fftsink2_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_throttle_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.wxgui_scopesink2_0, 0))
def __init__(self, fft_len=_def_fft_len, cp_len=_def_cp_len,
frame_length_tag_key=_def_frame_length_tag_key,
packet_length_tag_key=_def_packet_length_tag_key,
packet_num_tag_key=_def_packet_num_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,
debug_log=False,
scramble_bits=False
):
gr.hier_block2.__init__(self, "ofdm_rx",
gr.io_signature(1, 1, gr.sizeof_gr_complex),
gr.io_signature(1, 1, gr.sizeof_char))
### Param init / sanity check ########################################
self.fft_len = fft_len
self.cp_len = cp_len
self.frame_length_tag_key = frame_length_tag_key
self.packet_length_tag_key = packet_length_tag_key
self.occupied_carriers = occupied_carriers
self.bps_header = bps_header
self.bps_payload = bps_payload
n_sync_words = 1
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_word1 = sync_word1
self.sync_word2 = ()
if sync_word2 is None:
self.sync_word2 = _make_sync_word2(fft_len, occupied_carriers, pilot_carriers)
n_sync_words = 2
elif len(sync_word2):
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
if scramble_bits:
self.scramble_seed = 0x7f
else:
self.scramble_seed = 0x00 # We deactivate the scrambler by init'ing it with zeros
### Sync ############################################################
sync_detect = digital.ofdm_sync_sc_cfb(fft_len, cp_len)
delay = blocks.delay(gr.sizeof_gr_complex, fft_len+cp_len)
oscillator = analog.frequency_modulator_fc(-2.0 / fft_len)
mixer = blocks.multiply_cc()
hpd = digital.header_payload_demux(
n_sync_words+1, # Number of OFDM symbols before payload (sync + 1 sym header)
fft_len, cp_len, # FFT length, guard interval
frame_length_tag_key, # Frame length tag key
"", # We're not using trigger tags
True # One output item is one OFDM symbol (False would output complex scalars)
)
self.connect(self, sync_detect)
self.connect(self, delay, (mixer, 0), (hpd, 0))
self.connect((sync_detect, 0), oscillator, (mixer, 1))
self.connect((sync_detect, 1), (hpd, 1))
if debug_log:
self.connect((sync_detect, 0), blocks.file_sink(gr.sizeof_float, 'freq-offset.dat'))
self.connect((sync_detect, 1), blocks.file_sink(gr.sizeof_char, 'sync-detect.dat'))
### Header demodulation ##############################################
header_fft = fft.fft_vcc(self.fft_len, True, (), True)
chanest = digital.ofdm_chanest_vcvc(self.sync_word1, self.sync_word2, 1)
header_constellation = _get_constellation(bps_header)
header_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len,
header_constellation.base(),
occupied_carriers,
pilot_carriers,
pilot_symbols,
symbols_skipped=0,
)
header_eq = digital.ofdm_frame_equalizer_vcvc(
header_equalizer.base(),
cp_len,
self.frame_length_tag_key,
True,
1 # Header is 1 symbol long
)
header_serializer = digital.ofdm_serializer_vcc(
fft_len, occupied_carriers,
self.frame_length_tag_key
)
header_demod = digital.constellation_decoder_cb(header_constellation.base())
header_formatter = digital.packet_header_ofdm(
occupied_carriers, 1,
packet_length_tag_key,
frame_length_tag_key,
packet_num_tag_key,
bps_header,
bps_payload,
scramble_header=scramble_bits
)
header_parser = digital.packet_headerparser_b(header_formatter.formatter())
self.connect(
(hpd, 0),
header_fft,
chanest,
header_eq,
header_serializer,
header_demod,
header_parser
)
self.msg_connect(header_parser, "header_data", hpd, "header_data")
if debug_log:
self.connect((chanest, 1), blocks.file_sink(gr.sizeof_gr_complex * fft_len, 'channel-estimate.dat'))
self.connect((chanest, 0), blocks.file_sink(gr.sizeof_gr_complex * fft_len, 'post-hdr-chanest.dat'))
self.connect((chanest, 0), blocks.tag_debug(gr.sizeof_gr_complex * fft_len, 'post-hdr-chanest'))
self.connect(header_eq, blocks.file_sink(gr.sizeof_gr_complex * fft_len, 'post-hdr-eq.dat'))
self.connect(header_serializer, blocks.file_sink(gr.sizeof_gr_complex, 'post-hdr-serializer.dat'))
self.connect(header_descrambler, blocks.file_sink(1, 'post-hdr-demod.dat'))
### Payload demod ####################################################
payload_fft = fft.fft_vcc(self.fft_len, True, (), True)
payload_constellation = _get_constellation(bps_payload)
payload_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len,
payload_constellation.base(),
occupied_carriers,
pilot_carriers,
pilot_symbols,
symbols_skipped=1, # (that was already in the header)
alpha=0.1
)
payload_eq = digital.ofdm_frame_equalizer_vcvc(
payload_equalizer.base(),
cp_len,
self.frame_length_tag_key
)
payload_serializer = digital.ofdm_serializer_vcc(
fft_len, occupied_carriers,
self.frame_length_tag_key,
self.packet_length_tag_key,
1 # Skip 1 symbol (that was already in the header)
)
payload_demod = digital.constellation_decoder_cb(payload_constellation.base())
self.payload_descrambler = digital.additive_scrambler_bb(
0x8a,
self.scramble_seed,
7,
0, # Don't reset after fixed length
bits_per_byte=8, # This is after packing
reset_tag_key=self.packet_length_tag_key
)
payload_pack = blocks.repack_bits_bb(bps_payload, 8, self.packet_length_tag_key, True)
self.crc = digital.crc32_bb(True, self.packet_length_tag_key)
self.connect(
(hpd, 1),
payload_fft,
payload_eq,
payload_serializer,
payload_demod,
payload_pack,
self.payload_descrambler,
self.crc,
self
)
if debug_log:
self.connect((hpd, 1), blocks.tag_debug(gr.sizeof_gr_complex*fft_len, 'post-hpd'))
self.connect(payload_fft, blocks.file_sink(gr.sizeof_gr_complex*fft_len, 'post-payload-fft.dat'))
self.connect(payload_eq, blocks.file_sink(gr.sizeof_gr_complex*fft_len, 'post-payload-eq.dat'))
self.connect(payload_serializer, blocks.file_sink(gr.sizeof_gr_complex, 'post-payload-serializer.dat'))
self.connect(payload_demod, blocks.file_sink(1, 'post-payload-demod.dat'))
self.connect(payload_pack, blocks.file_sink(1, 'post-payload-pack.dat'))
self.connect(crc, blocks.file_sink(1, 'post-payload-crc.dat'))
def __init__(self, puncpat='11'):
gr.top_block.__init__(self, "Top Block")
Qt.QWidget.__init__(self)
self.setWindowTitle("Top Block")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "top_block")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Parameters
##################################################
self.puncpat = puncpat
##################################################
# Variables
##################################################
self.sps = sps = 4
self.nfilts = nfilts = 32
self.eb = eb = 0.22
self.H_dec = H_dec = fec.ldpc_H_matrix(
'/usr/local/share/gnuradio/fec/ldpc/n_1100_k_0442_gap_24.alist',
24)
self.H = H = fec.ldpc_H_matrix(
'/usr/local/share/gnuradio/fec/ldpc/n_1100_k_0442_gap_24.alist',
24)
self.tx_rrc_taps = tx_rrc_taps = firdes.root_raised_cosine(
nfilts, nfilts, 1.0, eb, 5 * sps * nfilts)
self.time_offset = time_offset = 1.0
self.samp_rate = samp_rate = 1000000
self.rx_rrc_taps = rx_rrc_taps = firdes.root_raised_cosine(
nfilts, nfilts * sps, 1.0, eb, 11 * sps * nfilts)
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(
nfilts, nfilts, 1.0 / float(sps), 0.35, 11 * sps * nfilts)
self.pld_enc = pld_enc = fec.ldpc_par_mtrx_encoder_make_H(H)
self.pld_dec = pld_dec = fec.ldpc_bit_flip_decoder.make(
H_dec.get_base_sptr(), 100)
self.pld_const = pld_const = digital.constellation_rect(([
0.707 + 0.707j, -0.707 + 0.707j, -0.707 - 0.707j, 0.707 - 0.707j
]), ([0, 1, 3, 2]), 4, 2, 2, 1, 1).base()
self.pld_const.gen_soft_dec_lut(8)
self.noise = noise = 0.0
self.freq_offset = freq_offset = 0
self.amp = amp = 1.0
##################################################
# Blocks
##################################################
self._time_offset_range = Range(0.99, 1.01, 0.00001, 1.0, 200)
self._time_offset_win = RangeWidget(self._time_offset_range,
self.set_time_offset,
'Time Offset', "counter_slider",
float)
self.top_grid_layout.addWidget(self._time_offset_win, 0, 2, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self._noise_range = Range(0, 5, 0.01, 0.0, 200)
self._noise_win = RangeWidget(self._noise_range, self.set_noise,
'Noise Amp', "counter_slider", float)
self.top_grid_layout.addWidget(self._noise_win, 0, 0, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
self._freq_offset_range = Range(-0.5, 0.5, 0.0001, 0, 200)
self._freq_offset_win = RangeWidget(self._freq_offset_range,
self.set_freq_offset,
'Freq. Offset', "counter_slider",
float)
self.top_grid_layout.addWidget(self._freq_offset_win, 0, 1, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self._amp_range = Range(0, 2, 0.01, 1.0, 200)
self._amp_win = RangeWidget(self._amp_range, self.set_amp, 'Amplitude',
"counter_slider", float)
self.top_grid_layout.addWidget(self._amp_win)
self.qtgui_time_sink_x_0_0 = qtgui.time_sink_f(
100 * 2, #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,
'packet_length_tag_key')
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(
100 * 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, 256)
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, '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.fec_extended_encoder_0 = fec.extended_encoder(
encoder_obj_list=pld_enc, threading=None, puncpat=puncpat)
self.fec_extended_decoder_0_0_1_0_1_0 = fec.extended_decoder(
decoder_obj_list=pld_dec,
threading=None,
ann=None,
puncpat=puncpat,
integration_period=10000)
self.digital_pfb_clock_sync_xxx_0_0 = digital.pfb_clock_sync_ccf(
sps, 6.28 / 100.0, (rrc_taps), nfilts, nfilts / 2, 1.5, 2)
self.digital_map_bb_0_0_0_0_0 = digital.map_bb(([-1, 1]))
self.digital_fll_band_edge_cc_0 = digital.fll_band_edge_cc(
sps, eb, 44, 0.05)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(
6.28 / 100.0, pld_const.arity(), False)
self.digital_correlate_access_code_xx_ts_0_0 = digital.correlate_access_code_bb_ts(
digital.packet_utils.default_access_code, 3, 'packet_len')
self.digital_constellation_soft_decoder_cf_0_0 = digital.constellation_soft_decoder_cf(
pld_const)
self.digital_constellation_modulator_0 = digital.generic_mod(
constellation=pld_const,
differential=False,
samples_per_symbol=sps,
pre_diff_code=True,
excess_bw=eb,
verbose=False,
log=False,
)
self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(
15, 1, 0.01, 2)
self.digital_binary_slicer_fb_0_0 = digital.binary_slicer_fb()
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=noise,
frequency_offset=freq_offset,
epsilon=time_offset,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=True)
self.blocks_vector_source_x_0_0_0 = blocks.vector_source_b([0], True,
1, [])
self.blocks_vector_source_x_0 = blocks.vector_source_b([0], True, 1,
[])
self.blocks_throttle_0_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_stream_mux_0_1_0 = blocks.stream_mux(
gr.sizeof_char * 1, (96, 1104))
self.blocks_stream_mux_0_0 = blocks.stream_mux(gr.sizeof_char * 1,
(1100, 4))
self.blocks_stream_mux_0 = blocks.stream_mux(gr.sizeof_char * 1,
(440, 2))
self.blocks_repack_bits_bb_1_0_0_1 = blocks.repack_bits_bb(
8, 1, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_1_0_0 = blocks.repack_bits_bb(
1, 8, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0_0_0_1_0 = blocks.repack_bits_bb(
1, 8, '', False, gr.GR_MSB_FIRST)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((amp, ))
self.blocks_keep_m_in_n_0_1_1_0 = blocks.keep_m_in_n(
gr.sizeof_char, 440, 442, 0)
self.blocks_keep_m_in_n_0_0_2_0 = blocks.keep_m_in_n(
gr.sizeof_char, 1100, 1104, 0)
self.blocks_file_source_0_0_1 = blocks.file_source(
gr.sizeof_char * 1, '/home/andre/Desktop/book.txt', False)
self.blocks_file_source_0_0_1.set_begin_tag(pmt.PMT_NIL)
self.blocks_file_sink_0_0_0 = blocks.file_sink(
gr.sizeof_char * 1, '/home/andre/Desktop/transmitido/depois.txt',
False)
self.blocks_file_sink_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)
self.blocks_char_to_float_0_2_0_0 = blocks.char_to_float(1, 1)
self.acode_1104 = blocks.vector_source_b([
0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1,
0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1,
0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1,
0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0,
0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0,
0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0,
0x0, 0x1, 0x0, 0x1, 0x0
], True, 1, [])
##################################################
# Connections
##################################################
self.connect((self.acode_1104, 0), (self.blocks_stream_mux_0_1_0, 0))
self.connect((self.blocks_char_to_float_0_2_0_0, 0),
(self.fec_extended_decoder_0_0_1_0_1_0, 0))
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_1, 0),
(self.blocks_char_to_float_1_0_0, 0))
self.connect((self.blocks_file_source_0_0_1, 0),
(self.blocks_repack_bits_bb_1_0_0_1, 0))
self.connect((self.blocks_keep_m_in_n_0_0_2_0, 0),
(self.digital_map_bb_0_0_0_0_0, 0))
self.connect((self.blocks_keep_m_in_n_0_1_1_0, 0),
(self.blocks_repack_bits_bb_0_0_0_1_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.digital_fll_band_edge_cc_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_1_0, 0),
(self.blocks_char_to_float_1_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_1_0, 0),
(self.blocks_file_sink_0_0_0, 0))
self.connect((self.blocks_repack_bits_bb_1_0_0, 0),
(self.digital_constellation_modulator_0, 0))
self.connect((self.blocks_repack_bits_bb_1_0_0_1, 0),
(self.blocks_stream_mux_0, 0))
self.connect((self.blocks_stream_mux_0, 0),
(self.fec_extended_encoder_0, 0))
self.connect((self.blocks_stream_mux_0_0, 0),
(self.blocks_stream_mux_0_1_0, 1))
self.connect((self.blocks_stream_mux_0_1_0, 0),
(self.blocks_repack_bits_bb_1_0_0, 0))
self.connect((self.blocks_throttle_0_0, 0),
(self.channels_channel_model_0, 0))
self.connect((self.blocks_vector_source_x_0, 0),
(self.blocks_stream_mux_0, 1))
self.connect((self.blocks_vector_source_x_0_0_0, 0),
(self.blocks_stream_mux_0_0, 1))
self.connect((self.channels_channel_model_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.digital_binary_slicer_fb_0_0, 0),
(self.digital_correlate_access_code_xx_ts_0_0, 0))
self.connect((self.digital_cma_equalizer_cc_0, 0),
(self.digital_costas_loop_cc_0, 0))
self.connect((self.digital_constellation_modulator_0, 0),
(self.blocks_throttle_0_0, 0))
self.connect((self.digital_constellation_soft_decoder_cf_0_0, 0),
(self.digital_binary_slicer_fb_0_0, 0))
self.connect((self.digital_correlate_access_code_xx_ts_0_0, 0),
(self.blocks_keep_m_in_n_0_0_2_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.digital_constellation_soft_decoder_cf_0_0, 0))
self.connect((self.digital_fll_band_edge_cc_0, 0),
(self.digital_pfb_clock_sync_xxx_0_0, 0))
self.connect((self.digital_map_bb_0_0_0_0_0, 0),
(self.blocks_char_to_float_0_2_0_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0_0, 0),
(self.digital_cma_equalizer_cc_0, 0))
self.connect((self.fec_extended_decoder_0_0_1_0_1_0, 0),
(self.blocks_keep_m_in_n_0_1_1_0, 0))
self.connect((self.fec_extended_encoder_0, 0),
(self.blocks_stream_mux_0_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Transmitter NC-OFDM")
filepath = os.getcwd()
global expduration
##################################################
# Read parameter for configuration
##################################################
file_handle = open('/root/gr-ncofdm/examples/config_ncofdm_tx', 'r')
for line in file_handle: # read rest of lines
linefromfile = ([x for x in line.split()])
linesize = len(linefromfile)-1
if linesize > 1:
linedata = map(float, linefromfile[1:linesize+1])
else:
linedata = float(linefromfile[1])
if linefromfile[0] == "fft_len":
fft_len = int(linedata)
elif linefromfile[0] == "cp_len":
cp_len = int(linedata)
elif linefromfile[0] == "shseq_len":
shseq_len = int(linedata)
elif linefromfile[0] == "lgseq_len":
lgseq_len = int(linedata)
elif linefromfile[0] == "dataseq_len":
dataseq_len = int(linedata)
elif linefromfile[0] == "shseq_rep":
shseq_rep = int(linedata)
elif linefromfile[0] == "samp_rate":
samp_rate = int(linedata)
elif linefromfile[0] == "pnseq_offset":
pnseq_offset = int(linedata)
elif linefromfile[0] == "shseq":
shseq = [int(z) for z in linedata]
elif linefromfile[0] == "lgseq":
lgseq = [int(z) for z in linedata]
elif linefromfile[0] == "dataseq":
dataseq = [int(z) for z in linedata]
elif linefromfile[0] == "occupied_carriers":
oc = []
for z in linedata:
oc.append(int(z))
occupied_carriers = ((oc),)#[int(z) for z in linedata]
elif linefromfile[0] == "pilot_carriers":
pc = []
for z in linedata:
pc.append(int(z))
pilot_carriers = ((pc),)#[int(z) for z in linedata]
elif linefromfile[0] == "pilot_symbols":
ps = []
for z in linedata:
ps.append(int(z))
pilot_symbols = ((ps),)#[int(z) for z in linedata]
elif linefromfile[0] == "cen_freq":
cen_freq = linedata
elif linefromfile[0] == "sig_ul_ratio_db":
sig_ul_ratio_db = linedata
elif linefromfile[0] == "usrp_gain":
usrp_gain = linedata
elif linefromfile[0] == "final_gain":
final_gain = linedata
elif linefromfile[0] == "expduration":
expduration = linedata
##################################################
# Variables
##################################################
self.pn_symbols = pn_symbols = (1, -1, -1, 1, 1, -1, -1, 1, 1, 1, -1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, -1, -1, 1, -1, -1, -1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, -1, -1, -1, 1, 1, -1, 1, 1, -1, -1, -1, 1, -1, -1, 1, -1, -1, 1, 1, -1, -1, 1, -1, 1, 1, 1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, 1, -1, 1, 1, 1, 1, -1, -1, -1, 1, 1, -1, 1, -1, -1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, 1, 1, -1, -1, -1, -1, -1, 1, -1, 1, 1, -1, -1, 1, 1, -1, 1, 1, 1, -1, 1, -1, 1, 1, -1, -1, 1, -1, 1, -1, -1, -1, 1, -1, 1, 1, -1, -1, 1, -1, -1, 1, 1, -1, 1, 1, -1, -1, -1, 1, 1, 1, -1, 1, 1, -1, 1, 1, -1, -1, 1, 1, -1, -1, -1, -1, -1, 1, 1, 1, 1, -1, 1, 1, 1, -1, 1, -1, 1, 1, -1, -1, 1, -1, -1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, -1, -1, 1, -1, -1, -1, 1, 1, -1, -1, -1, 1, 1, 1, 1, -1, 1, 1, 1, -1, 1, -1, -1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, 1, -1, 1, -1, -1, -1, 1, -1, -1, -1, 1, 1, -1, -1, 1, -1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, -1, -1, 1, 1, 1, 1, 1, 1, -1, -1, -1, -1, 1, -1, -1, 1, -1, -1, -1, -1, 1, -1, -1, -1, -1, -1, -1, 1, 1, 1, 1, -1, -1, 1, -1, 1, 1, -1, -1, 1, -1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, 1, -1, -1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, -1, 1, 1, 1, -1, -1, 1, 1, -1, -1, -1, -1, -1, 1, 1, 1, -1, 1, 1, -1, 1, -1, -1, 1, -1, -1, 1, -1, 1, 1, -1, -1, -1, 1, -1, -1, -1, -1, -1, -1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, -1, -1, -1, -1, 1, -1, -1, 1, -1, -1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, 1, 1, 1, -1, -1, 1, -1, 1, -1, 1, -1, 1, -1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, -1, 1, 1, -1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, -1, -1, 1, -1, -1, -1, 1, -1, -1, 1, -1, -1, 1, -1, 1, -1, -1, 1, 1, -1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, 1, -1, -1, 1, -1, 1, -1, 1, 1, 1, 1, 1, 1, -1, -1, -1, 1, -1, 1, -1, -1, 1, -1, -1, 1, -1, -1, -1, -1, -1, 1, 1, 1, -1, 1, 1, -1, -1, 1, -1, 1, -1, -1, 1, 1, 1, -1, 1, -1, -1, 1, -1, 1, 1, 1, 1, 1, 1, -1, -1, -1, 1, 1, 1, 1, -1, 1, 1, 1, 1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 1, -1, -1, 1, 1, -1, -1, -1, -1, 1, 1, 1, -1, 1, 1, 1, 1, 1, 1, -1, -1, -1, 1, -1, -1, -1, -1, 1, -1, 1, -1, -1, -1, 1, 1, 1, -1, -1, 1, -1, 1, -1, 1, 1, 1, 1, 1, -1, -1, -1, -1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, -1, 1, 1, -1, -1, 1, -1, -1, 1, -1, 1, 1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, 1, 1, -1, -1, 1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, -1, -1, 1, -1, 1, 1, 1, -1, 1, -1, -1, -1, -1, 1, 1, 1, -1, -1, -1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 1, 1, 1, 1, -1, 1, 1, -1, 1, -1, -1, -1, -1, 1, -1, 1, 1, -1, 1, -1, -1, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 1, 1, -1, 1, 1, -1, 1, 1, -1, -1, 1, 1, 1, 1, 1, 1, 1, 1, -1, 1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, 1, 1, 1, -1, 1, 1, -1, 1, -1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, 1, -1, 1, -1, 1, 1, -1, -1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, -1, 1, 1, 1, 1, -1, -1, 1, 1, 1, 1, -1, -1, 1, -1, -1, 1, 1, 1, 1, -1, -1, -1, -1, 1, -1, 1, 1, -1, -1, -1, -1, 1, 1, -1, -1, 1, -1, -1, -1, -1, 1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, 1, 1, 1, 1, -1, -1, -1, 1, 1, 1, 1, -1, 1, -1, 1, -1, 1, 1, -1, 1, 1, 1, 1, 1, -1, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1, 1, -1, -1, -1, -1, -1, -1, 1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 1, -1, 1, -1, 1, 1, 1, 1, -1, -1, -1, -1, -1, 1, 1, 1, -1, -1, -1, -1, 1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, 1, -1, 1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, 1, 1, 1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, -1, 1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, -1, 1, -1, -1, 1, -1, -1, 1, -1, 1, -1, -1, -1, -1, 1, -1, 1, 1, -1, 1, -1, -1, 1, 1, -1, -1, 1, 1, 1, 1, -1, 1, 1, -1, -1, 1, -1, -1, -1, -1, 1, 1, 1, 1, -1, -1, 1, -1, -1, -1, 1, -1, -1, 1, 1, -1, -1, 1, -1, 1, 1, 1, 1, -1, -1, -1, -1, 1, 1, -1, 1, -1, -1, 1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, 1, -1, 1, 1, -1, 1, 1, 1, 1, 1, -1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, -1, 1, -1, 1, -1, 1, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, 1, -1, 1, -1, -1, 1, 1, -1, 1, -1, 1, -1, 1, 1, 1, -1, -1, -1, -1, 1, 1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, 1, 1, 1, 1, -1, -1, 1, -1, 1, 1, 1, -1, -1, 1, 1, 1, -1, -1, -1, 1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, 1, -1, 1, -1, 1, 1, -1, -1, 1, -1, -1, 1, 1, 1, -1, -1, -1, -1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, 1, 1, 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, -1, -1, 1, 1, 1, -1, 1, 1, -1, -1, 1, -1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, -1, -1, 1, -1, -1, -1, 1, -1, -1, 1, 1, 1, -1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, -1, -1, -1, 1, 1, -1, -1, 1, -1, 1, -1, 1, 1, 1, -1, -1, 1, -1, -1, -1, -1, 1, -1, -1, 1, -1, -1, -1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, 1, 1, -1, 1, 1, -1, 1, -1, 1, -1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, -1, 1, 1, -1, -1, 1, 1, 1, -1, -1, 1, 1, -1, -1, -1, -1, -1, 1, 1, -1, -1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, 1, -1, -1, -1, 1, -1, -1, -1, 1, -1, -1, 1, -1, 1, 1, -1, 1, -1, -1, 1, -1, 1, -1, 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1, -1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, 1, -1, -1, 1, 1, 1, -1, -1, -1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, -1, -1, -1, -1, -1, 1, -1, -1, -1, 1, 1, -1, 1, 1, 1, 1, 1, 1, -1, 1, -1, -1, -1, -1, -1, -1, 1, 1, 1, -1, -1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, -1, -1, -1, -1, 1, 1, -1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, 1, -1, -1, -1, 1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, 1, -1, -1, -1, 1, 1, -1, -1, 1, 1, -1, -1, -1, 1, -1, 1, 1, -1, 1, -1, 1, -1, -1, -1, 1, 1, 1, 1, -1, 1, -1, 1, -1, -1, -1, -1, 1, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, 1, -1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, 1, -1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, -1, -1, 1, -1, -1, 1, 1, 1, -1, 1, 1, -1, 1, 1, 1, 1, -1, -1, 1, 1, 1, -1, -1, -1, -1, -1, -1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, 1, -1, -1, 1, -1, -1, 1, 1, 1, 1, 1, 1, 1, 1, 1, -1, -1, 1, -1, 1, 1, 1, 1, 1, 1, 1, -1, 1, -1, 1, 1, 1, 1, -1, -1, -1, -1, 1, 1, -1, -1, -1, 1, -1, -1, -1, 1, 1, -1, -1, -1, 1, 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1, 1, -1, 1, -1, -1, 1, 1, 1, 1, 1, -1, -1, -1, 1, 1, -1, -1, 1, -1, 1, 1, 1, -1, -1, 1, 1, 1, -1, 1, -1, 1, 1, -1, 1, -1, -1, -1, -1, 1, 1, -1, 1, 1, -1, -1, 1, -1, 1, -1, 1, 1, 1, -1, -1, 1, 1, 1, -1, -1, 1, 1, -1, -1, -1, 1, 1, -1, 1, -1, 1, 1, -1, -1, 1, 1, 1, 1, -1, -1, -1, -1, 1, 1, -1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, -1, 1, -1, -1, -1, 1, 1, 1, 1, 1, -1, 1, -1, 1, 1, -1, -1, -1, 1, -1, 1, 1, -1, -1, 1, -1, -1, -1, -1, 1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, 1, -1, 1, -1, -1, -1, -1, 1, -1, -1, -1, 1, 1, 1, 1, 1, 1, -1, -1, -1, 1, -1, -1, 1, -1, 1, 1, 1, -1, 1, 1, -1, -1, -1, 1, -1, -1, -1, 1, 1, -1, -1, 1, 1, -1, -1, -1, 1, -1, 1, 1, 1, -1, 1, 1, -1, -1, 1, 1, 1, 1, -1, 1, 1, 1, -1, 1, 1, -1, 1, 1, -1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, 1, -1, 1, -1, 1, -1, -1, -1, 1, 1, -1, -1, 1, 1, 1, -1, -1, 1, 1, 1, 1, -1, 1, 1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, 1, 1, 1, 1, -1, 1, 1, -1, 1, 1, 1, 1, 1, -1, -1, 1, -1, 1, 1, -1, -1, -1, 1, -1, 1, -1, 1, -1, 1, 1, 1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, -1, -1, 1, 1, 1, -1, -1, 1, -1, 1, -1, -1, -1, -1, 1, 1, 1, 1, -1, 1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, 1, 1, 1, 1, 1, -1, -1, 1, 1, 1, 1, -1, -1, -1, -1, -1, -1, 1, 1, -1, 1, 1, -1, 1, 1, 1, 1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, -1, 1, 1, 1, -1, -1, 1, -1, -1, -1, -1, -1, 1, 1, 1, 1, 1, -1, -1, 1, -1, -1, -1, -1, 1, -1, -1, -1, -1, 1, 1, -1, -1, -1, 1, -1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, 1, -1, 1, 1, 1, 1, 1, -1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, 1, -1, -1, 1, -1, 1, 1, 1, 1, -1, -1, 1, 1, 1, -1, -1, -1, -1, -1, 1, -1, 1, -1, 1, -1, 1, 1, -1, 1, -1, -1, -1, -1, -1, 1, -1, -1, -1, 1, 1, -1, 1, 1, 1, 1, 1, 1, -1, -1, 1, 1, 1, -1, -1, 1, 1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, 1, 1, 1, 1, 1, 1, -1, -1, -1, -1, 1, -1, 1, 1, 1, 1, -1, -1, -1, -1, 1, -1, -1, -1, -1, 1, 1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, -1, -1, -1, 1, -1, -1, 1, 1, -1, -1, 1, -1, 1, 1, 1, -1, -1, 1, -1, -1, 1, -1, -1, 1, -1, -1, 1, 1, -1, 1, 1, 1, 1, 1, -1, -1, 1, -1, -1, -1, -1, -1, 1, -1, 1, -1, 1, -1, 1, 1, -1, 1, -1, 1, -1, 1, 1, 1, 1, 1, 1, 1, -1, -1, -1, 1, -1, -1, -1, -1, -1, 1, -1, 1, 1, -1, -1, -1, 1, -1, -1, -1, -1, -1, 1, -1, 1, -1, -1, -1, 1, 1, 1, 1, 1, -1, -1, -1, 1, -1, -1, 1, 1, -1, -1, -1, 1, 1, 1, -1, 1, 1, 1, -1, -1, -1, 1, -1, 1, 1, 1, 1, 1, 1, -1, 1, 1, -1, 1, 1, 1, 1, 1, -1, 1, 1, -1, 1, -1, 1, 1, 1, -1, -1, 1, 1, -1, -1, -1, 1, 1, 1, -1, -1, -1, 1, -1, -1, -1, -1, 1, 1, -1, 1, 1, 1, -1, 1, 1, 1, -1, 1, 1, -1, 1, -1, 1, 1, 1, -1, -1, -1, -1, 1, -1, -1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, 1, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 1, -1, -1, -1, 1, 1, -1, -1, 1, 1, 1, -1, -1, -1, 1, 1, 1, 1, -1, 1, -1, 1, 1, 1, 1, -1, 1, 1, 1, 1, 1, -1, -1, 1, -1, -1, -1, -1, -1, 1, -1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, 1, -1, 1, -1, -1, 1, -1, 1, -1, 1, 1, 1, 1, 1, 1, -1, -1, 1, -1, -1, -1, 1, -1, 1, 1, -1, -1, 1, 1, 1, -1, -1, 1, -1, -1, 1, 1, -1, -1, -1, -1, 1, 1, 1, -1, 1, -1, 1, 1, -1, 1, 1, -1, 1, -1, 1, -1, 1, 1, 1, -1, 1, 1, -1, -1, -1, 1, 1, 1, -1, -1, 1, -1, 1, -1, -1, 1, 1, -1, -1, 1, 1, 1, -1, 1, 1, 1, -1, 1, -1, -1, -1, 1, 1, 1, -1, 1, 1, -1, -1, -1, -1, 1, 1, -1, 1, 1, -1, -1, -1, -1, 1, -1, 1, 1, -1, -1, -1, -1, 1, -1, 1, 1, -1, -1, 1, 1, -1, 1, -1, -1, 1, 1, -1, 1, 1, -1, -1, -1, 1, 1, -1, 1, -1, 1, -1, 1, 1, -1, 1, -1, -1, -1, -1, 1, -1, -1, -1, -1, -1, -1, 1, -1, 1, 1, -1, -1, -1, -1, 1, 1, 1, 1, 1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, 1, 1, -1, 1, -1, -1, 1, -1, 1, -1, 1, -1, 1, -1, -1, -1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, 1, 1, -1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, -1, 1, -1, -1, -1, -1, 1, -1, 1, -1, 1, -1, 1, 1, -1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, -1, -1, -1, -1, 1, 1, 1, 1, -1, 1, -1, 1, 1, -1, -1, -1, -1, -1, -1, -1, 1, -1, -1, 1, -1, -1, -1, -1, 1, 1, -1, 1, 1, 1, 1, 1, 1, -1, -1, 1, -1, 1, -1, -1, 1, -1, 1, 1, -1, -1, 1, 1, 1, -1, 1, 1, -1, 1, -1, -1, 1, 1, -1, -1, -1, -1, -1, -1, 1, -1, -1, -1, 1, 1, 1, -1, 1, 1, 1, -1, -1, -1, -1, -1, 1, -1, 1, -1, -1, 1, -1, -1, -1, 1, -1, 1, -1, 1, 1, 1, -1, -1, 1, -1, -1, 1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, -1, 1, -1, 1, -1, -1, -1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, 1, -1, 1, -1, -1, 1, -1, -1, -1, 1, 1, -1, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 1, -1, -1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, 1, -1, 1, -1, 1, -1, -1, -1, -1, -1, 1, 1, 1, -1, -1, -1, 1, 1, 1, -1, -1, -1, -1, 1, 1, -1, -1, -1, 1, 1, -1, -1, 1, -1, -1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, -1, -1, 1, -1, -1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, -1, 1, -1, 1, 1, -1, 1, 1, 1, -1, 1, 1, -1, -1, 1, 1, -1, 1, -1, -1, 1, -1, 1, 1, -1, 1, 1, -1, 1, -1, 1, 1, -1, 1, 1, -1, 1, -1, -1, -1, 1, -1, -1, -1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, 1, -1, 1, -1, -1, -1, -1, -1, -1, 1, -1, -1, 1, 1, -1, 1, -1, -1, 1, 1, -1, 1, -1, 1, -1, -1, -1, 1, 1, -1, 1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, -1, -1, 1, -1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, -1, -1, 1, -1, -1, -1, 1, 1, -1, -1, 1, -1, 1, -1, -1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, 1, 1, -1, 1, -1, -1, -1, 1, 1, 1, -1, -1, 1, 1, 1, -1, -1, -1, 1, -1, -1, 1, -1, -1, -1, 1, -1, 1, -1, 1, -1, 1, -1, 1, 1, 1, 1, -1, -1, 1, 1, -1, 1, -1, -1, -1, -1, -1, -1, 1, 1, 1, -1, -1, -1, -1, -1, 1, 1, 1, -1, -1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, -1, -1, 1, 1, -1, 1, 1, -1, 1, -1, -1, 1, 1, -1, -1, 1, 1, 1, -1, 1, 1, 1, -1, 1, -1, -1, 1, -1, 1, 1, -1, -1, 1, -1, 1, -1, -1, 1, -1, 1, -1, -1, -1, -1, 1, -1, -1, 1, -1, -1, 1, 1, 1, -1, 1, 1, -1, -1, -1, -1, 1, -1, -1, -1, 1, 1, 1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, 1, 1, 1, -1, -1, 1, 1, -1, -1, 1, 1, -1, 1, 1, -1, -1, 1, 1, -1, -1, -1, -1, 1, -1, -1, 1, 1, -1, 1, 1, -1, -1, -1, -1, 1, -1, -1, -1, -1, -1, -1, -1, 1, 1, -1, -1, 1, -1, 1, 1, -1, -1, -1, -1, 1, 1, -1, 1, -1, 1, -1, 1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, -1, -1, -1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, 1, -1, -1, -1, -1, 1, 1, 1, 1, -1, -1, -1, 1, -1, -1, 1, 1, 1, 1, 1, 1, 1, -1, -1, -1, 1, 1, 1, 1, -1, -1, 1, 1, 1, 1, 1, 1, -1, -1, -1, 1, 1, 1, 1, 1, -1, 1, 1, 1, 1, 1, 1, -1, 1, -1, -1, -1, 1, 1, 1, -1, 1, 1, 1, -1, -1, 1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, -1, -1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, 1, 1, -1, -1, 1, -1, -1, -1, 1, -1, -1, 1, 1, -1, -1, -1, 1, -1, 1, 1, -1, 1, 1, -1, -1, 1, -1, -1, 1, -1, 1, -1, 1, -1, 1, -1, -1, -1, -1, 1, -1, -1, 1, -1, -1, 1, -1, 1, 1, 1, 1, -1, -1, 1, -1, 1, 1, -1, 1, -1, 1, -1, -1, -1, -1, 1, -1, -1, 1, 1, 1, -1, 1, -1, -1, 1, 1, -1, -1, 1, 1, -1, 1, 1, 1, 1, -1, -1, 1, -1, 1, 1, -1, 1, 1, 1, 1, -1, -1, -1, 1, 1, -1, 1, 1, -1, 1, -1, -1, 1, -1, 1, -1, -1, -1, 1, 1, 1, 1, -1, -1, 1, -1, -1, -1, -1, -1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, 1, -1, 1, -1, 1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, 1, -1, -1, 1, -1, -1, -1, -1, 1, 1, 1, -1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, 1, 1, -1, -1, 1, -1, -1, 1, -1, -1, 1, 1, -1, -1, 1, 1, 1, 1, 1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, -1, -1, -1, 1, -1, -1, -1, 1, 1, 1, -1, -1, -1, 1, 1, 1, 1, -1, -1, -1, -1, 1, -1, -1, -1, 1, -1, -1, 1, 1, 1, 1, 1, -1, -1, 1, 1, 1, -1, -1, 1, -1, 1, 1, -1, -1, -1, 1, -1, -1, -1, 1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, -1, -1, -1, 1, -1, 1, -1, -1, 1, 1, 1, -1, -1, -1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, -1, 1, 1, -1, -1, -1, 1, -1, -1, 1, 1, 1, -1, 1, 1, -1, -1, -1, -1, -1, 1, -1, 1, 1, -1, 1, 1, -1, -1, -1, -1, -1, 1, 1, -1, -1, 1, 1, 1, -1, -1, -1, 1, 1, -1, -1, 1, -1, 1, 1, 1, -1, 1, -1, 1, 1, 1, -1, 1, -1, 1, 1, 1, -1, -1, -1, 1, 1, -1, -1, 1, 1, 1, -1, 1, 1, 1, -1, 1, 1, 1, 1, 1, 1, -1, -1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, 1, 1, 1, 1, -1, 1, 1, -1, 1, -1, 1, -1, 1, -1, -1, 1, 1, -1, 1, -1, 1, -1, -1, 1, -1, 1, -1, 1, -1, 1, -1, -1, 1, 1, -1, 1, 1, -1, -1, -1, 1, 1, -1, -1, -1, 1, 1, -1, -1, -1, 1, -1, -1, 1, -1, 1, 1, 1, -1, 1, 1, -1, -1, -1, -1, 1, 1, -1, -1, -1, 1, -1, -1, 1, 1, 1, 1, -1, 1, -1, -1, -1, -1, -1, 1, -1, 1, -1, -1, 1, 1, -1, -1, 1, -1, -1, -1, 1, -1, -1, 1, -1, 1, -1, 1, -1, -1, -1, 1, 1, 1, -1, 1, -1, 1, 1, -1, 1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, 1, -1, 1, -1, -1, -1, 1, 1, 1, -1, -1, -1, -1, -1, 1, -1, 1, 1, -1, 1, -1, -1, 1, 1, 1, -1, -1, -1, -1, -1, -1, 1, 1, 1, 1, 1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, 1, -1, 1, 1, -1, 1, 1, 1, 1, 1, 1, 1, -1, -1, -1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, 1, 1, -1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, 1, 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.shseq_len = shseq_len
self.shseq_rep = shseq_rep
self.occupied_carriers = occupied_carriers
self.lgseq_len = lgseq_len
self.length_tag_name = length_tag_name = "packet_len"
self.fft_len = fft_len
self.dataseq_len = dataseq_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.sync_len = sync_len = 20
self.sig_ul_ratio_db = sig_ul_ratio_db
self.shseq = shseq = pn_symbols[pnseq_offset:pnseq_offset+shseq_len]
self.samp_rate = samp_rate
self.pilot_symbols = pilot_symbols
self.pilot_carriers = pilot_carriers
self.payload_mod = payload_mod = digital.constellation_qpsk()
self.packet_len = packet_len = len(occupied_carriers[0])
self.lgseq = lgseq = pn_symbols[pnseq_offset+shseq_len:pnseq_offset+shseq_len+lgseq_len]
self.header_formatter = header_formatter = digital.packet_header_ofdm(occupied_carriers, 1, length_tag_name)
self.final_gain = final_gain
self.usrp_gain = usrp_gain
self.dataseq = dataseq = pn_symbols[pnseq_offset+shseq_len+lgseq_len:pnseq_offset+shseq_len+lgseq_len+dataseq_len]
self.data_len = data_len = dataseq_len*20
self.cp_len = cp_len
self.cen_freq = cen_freq
##################################################
# Blocks
##################################################
self.uhd_usrp_sink = uhd.usrp_sink(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink.set_samp_rate(samp_rate)
self.uhd_usrp_sink.set_center_freq(cen_freq, 0)
self.uhd_usrp_sink.set_gain(usrp_gain, 0)
self.uhd_usrp_sink.set_antenna("TX/RX", 0)
self.ncofdm_ncofdm_carrier_allocator = ncofdm.ncofdm_carrier_allocator(fft_len, occupied_carriers, (), (), "packet_len")
self.ncofdm_add_cp_underlay = ncofdm.add_cp_underlay(fft_len, cp_len, sig_ul_ratio_db, data_len, shseq_len, shseq_rep, shseq, dataseq_len, dataseq, lgseq_len, lgseq, "packet_len")
self.main_source = blocks.vector_source_b(map(int, numpy.random.randint(0, 200, 10000)), True)
self.fft_vxx = fft.fft_vcc(fft_len, False, (()), True, 1)
self.digital_chunks_to_symbols = digital.chunks_to_symbols_bc((payload_mod.points()), 1)
self.blocks_stream_to_tagged_stream = blocks.stream_to_tagged_stream(gr.sizeof_char, 1, packet_len, "packet_len")
self.blocks_repack_bits = blocks.repack_bits_bb(8, payload_mod.bits_per_symbol(), length_tag_name, False, gr.GR_LSB_FIRST)
self.blocks_overlaygain = blocks.multiply_const_vcc(([1/(math.sqrt(44))]*fft_len))
self.blocks_final_gain = blocks.multiply_const_vcc((final_gain, ))
##################################################
# Connections
##################################################
self.connect((self.blocks_final_gain, 0), (self.uhd_usrp_sink, 0))
self.connect((self.blocks_overlaygain, 0), (self.ncofdm_add_cp_underlay, 0))
self.connect((self.blocks_repack_bits, 0), (self.digital_chunks_to_symbols, 0))
self.connect((self.blocks_stream_to_tagged_stream, 0), (self.blocks_repack_bits, 0))
self.connect((self.digital_chunks_to_symbols, 0), (self.ncofdm_ncofdm_carrier_allocator, 0))
self.connect((self.fft_vxx, 0), (self.blocks_overlaygain, 0))
self.connect((self.main_source, 0), (self.blocks_stream_to_tagged_stream, 0))
self.connect((self.ncofdm_add_cp_underlay, 0), (self.blocks_final_gain, 0))
self.connect((self.ncofdm_ncofdm_carrier_allocator, 0), (self.fft_vxx, 0))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
Qt.QWidget.__init__(self)
self.setWindowTitle("Top Block")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "top_block")
self.restoreGeometry(self.settings.value("geometry", type=QtCore.QByteArray))
##################################################
# Variables
##################################################
self.H_dec = H_dec = fec.ldpc_H_matrix(gr.prefix() + "/share/gnuradio/fec/ldpc/" + "n_0100_k_0042_gap_02.alist", 2)
self.H = H = fec.ldpc_H_matrix(gr.prefix() + "/share/gnuradio/fec/ldpc/" + "n_0100_k_0042_gap_02.alist", 2)
self.samp_rate = samp_rate = 320000
self.rate = rate = 2
self.puncpat = puncpat = '11'
self.polys = polys = [109, 79]
self.pld_enc = pld_enc = fec.ldpc_par_mtrx_encoder_make_H(H)
self.pld_dec = pld_dec = fec.ldpc_bit_flip_decoder.make(H_dec.get_base_sptr(), 100)
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.pkt_len = pkt_len = 42
self.k = k = 7
##################################################
# Blocks
##################################################
self.fec_extended_encoder_0 = fec.extended_encoder(encoder_obj_list=pld_enc, threading='capillary', puncpat='11')
self.fec_extended_decoder_0_0_1 = fec.extended_decoder(decoder_obj_list=pld_dec, threading= None, ann=None, puncpat=puncpat, integration_period=10000)
self.digital_map_bb_1_0 = digital.map_bb((pld_const.pre_diff_code()))
self.digital_constellation_soft_decoder_cf_0 = digital.constellation_soft_decoder_cf(pld_const)
self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc((pld_const.points()), 1)
self.blocks_vector_source_x_0_0 = blocks.vector_source_b([0], True, 1, [])
self.blocks_vector_source_x_0 = blocks.vector_source_b([0], True, 1, [])
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*1, samp_rate,True)
self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, True)
self.blocks_tag_gate_0.set_single_key("")
self.blocks_tag_debug_0_0 = blocks.tag_debug(gr.sizeof_float*1, 'SAI_DECODER', ""); self.blocks_tag_debug_0_0.set_display(True)
self.blocks_tag_debug_0 = blocks.tag_debug(gr.sizeof_char*1, 'PLD_ENCODED', ""); self.blocks_tag_debug_0.set_display(True)
self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream(gr.sizeof_char, 1, 42, "packet_len")
self.blocks_stream_mux_0_0 = blocks.stream_mux(gr.sizeof_char*1, (100, 4))
self.blocks_stream_mux_0 = blocks.stream_mux(gr.sizeof_char*1, (40, 2))
self.blocks_repack_bits_bb_1_0 = blocks.repack_bits_bb(8, 1, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0_1_1_0_0 = blocks.repack_bits_bb(1, 8, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0_0_0 = blocks.repack_bits_bb(1, 8, '', True, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(8, pld_const.bits_per_symbol(), '', False, gr.GR_MSB_FIRST)
self.blocks_keep_m_in_n_0_0 = blocks.keep_m_in_n(gr.sizeof_float, 100, 104, 0)
self.blocks_keep_m_in_n_0 = blocks.keep_m_in_n(gr.sizeof_char, 40, 42, 0)
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char*1, '/home/andre/Desktop/letra.txt', False)
self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL)
self.blocks_file_sink_0_0 = blocks.file_sink(gr.sizeof_char*1, '/home/andre/Desktop/transmitido/teste.txt', False)
self.blocks_file_sink_0_0.set_unbuffered(False)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_char*1, '/home/andre/Desktop/transmitido/depois.txt', False)
self.blocks_file_sink_0.set_unbuffered(False)
##################################################
# Connections
##################################################
self.connect((self.blocks_file_source_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_keep_m_in_n_0, 0), (self.blocks_repack_bits_bb_0_1_1_0_0, 0))
self.connect((self.blocks_keep_m_in_n_0_0, 0), (self.fec_extended_decoder_0_0_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_0_0_0, 0), (self.blocks_repack_bits_bb_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0, 0), (self.blocks_tag_debug_0, 0))
self.connect((self.blocks_repack_bits_bb_0_1_1_0_0, 0), (self.blocks_file_sink_0, 0))
self.connect((self.blocks_repack_bits_bb_1_0, 0), (self.blocks_stream_mux_0, 0))
self.connect((self.blocks_stream_mux_0, 0), (self.blocks_stream_to_tagged_stream_0, 0))
self.connect((self.blocks_stream_mux_0_0, 0), (self.blocks_repack_bits_bb_0_0_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.blocks_file_sink_0_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.fec_extended_encoder_0, 0))
self.connect((self.blocks_tag_gate_0, 0), (self.digital_constellation_soft_decoder_cf_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blocks_repack_bits_bb_1_0, 0))
self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_stream_mux_0, 1))
self.connect((self.blocks_vector_source_x_0_0, 0), (self.blocks_stream_mux_0_0, 1))
self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.blocks_tag_gate_0, 0))
self.connect((self.digital_constellation_soft_decoder_cf_0, 0), (self.blocks_keep_m_in_n_0_0, 0))
self.connect((self.digital_constellation_soft_decoder_cf_0, 0), (self.blocks_tag_debug_0_0, 0))
self.connect((self.digital_map_bb_1_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0))
self.connect((self.fec_extended_decoder_0_0_1, 0), (self.blocks_keep_m_in_n_0, 0))
self.connect((self.fec_extended_encoder_0, 0), (self.blocks_stream_mux_0_0, 0))
def __init__(self, freq):
gr.top_block.__init__(self, "Burst Receiver")
##################################################
# Variables
##################################################
self.sps = sps = 4
self.hdr_cons = hdr_cons = digital.constellation_calcdist(
([-1, 1]), ([0, 1]), 2, 1).base()
self.eb = eb = .700
self.tsh = tsh = 0
self.rxmod = rxmod = digital.generic_mod(hdr_cons, False, sps, True,
eb, False, False)
self.preamble = preamble = [
0xac, 0xdd, 0xa4, 0xe2, 0xf2, 0x8c, 0x20, 0xfc
]
self.nfilts = nfilts = 64
self.mark_delays = mark_delays = [0, 34, 87, 0, 262]
self.usrp_rate = usrp_rate = 500e3
self.rx_psf_taps = rx_psf_taps = firdes.root_raised_cosine(
nfilts, sps * nfilts, 1.0, eb, nfilts * sps * 11)
self.pld_cons = pld_cons = digital.constellation_calcdist(
([-1, 1]), ([0, 1]), 4, 1).base()
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 / 2]
self.freq = freq
self.format_0 = format_0 = digital.header_format_default(
digital.packet_utils.default_access_code, tsh)
##################################################
# Blocks
##################################################
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(usrp_rate)
self.uhd_usrp_source_0.set_center_freq(freq, 0)
self.uhd_usrp_source_0.set_gain(0, 0)
self.uhd_usrp_source_0.set_antenna('TX/RX', 0)
self.digital_protocol_parser_b_0 = digital.protocol_parser_b(format_0)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
sps, 6.28 / 400, (rx_psf_taps), nfilts, 16, 1.5, 1)
self.digital_header_payload_demux_0 = digital.header_payload_demux(
format_0.header_nbits() / hdr_cons.bits_per_symbol(),
1,
0,
"payload symbols",
"time_est",
False,
gr.sizeof_gr_complex,
"rx_time",
1,
"",
0,
)
self.digital_fll_band_edge_cc_0 = digital.fll_band_edge_cc(
sps, eb, 16, 6.28 / 100)
self.digital_diff_decoder_bb_0_0 = digital.diff_decoder_bb(
pld_cons.arity())
self.digital_crc32_async_bb_1 = digital.crc32_async_bb(True)
self.digital_costas_loop_cc_0_0 = digital.costas_loop_cc(
6.28 / 400, pld_cons.arity(), False)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(
6.28 / 400, hdr_cons.arity(), False)
self.digital_corr_est_cc_0 = digital.corr_est_cc(
(modulated_sync_word), sps, mark_delay, 0.9999999)
self.digital_constellation_decoder_cb_1 = digital.constellation_decoder_cb(
pld_cons)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
hdr_cons)
self.blocks_tagged_stream_to_pdu_0 = blocks.tagged_stream_to_pdu(
blocks.byte_t, "payload symbols")
self.blocks_socket_pdu_0 = blocks.socket_pdu("UDP_CLIENT", '127.0.0.1',
'52002', 10000, False)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
1, 8, "payload symbols", True, gr.GR_MSB_FIRST)
self.blocks_multiply_by_tag_value_cc_0 = blocks.multiply_by_tag_value_cc(
"amp_est", 1)
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_tagged_stream_to_pdu_0, 'pdus'),
(self.digital_crc32_async_bb_1, 'in'))
self.msg_connect((self.digital_crc32_async_bb_1, 'out'),
(self.blocks_socket_pdu_0, 'pdus'))
self.msg_connect((self.digital_protocol_parser_b_0, 'info'),
(self.digital_header_payload_demux_0, 'header_data'))
self.connect((self.blocks_multiply_by_tag_value_cc_0, 0),
(self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.blocks_tagged_stream_to_pdu_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_protocol_parser_b_0, 0))
self.connect((self.digital_constellation_decoder_cb_1, 0),
(self.digital_diff_decoder_bb_0_0, 0))
self.connect((self.digital_corr_est_cc_0, 0),
(self.blocks_multiply_by_tag_value_cc_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.digital_constellation_decoder_cb_1, 0))
self.connect((self.digital_diff_decoder_bb_0_0, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_fll_band_edge_cc_0, 0),
(self.digital_corr_est_cc_0, 0))
self.connect((self.digital_header_payload_demux_0, 0),
(self.digital_costas_loop_cc_0, 0))
self.connect((self.digital_header_payload_demux_0, 1),
(self.digital_costas_loop_cc_0_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_header_payload_demux_0, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.digital_fll_band_edge_cc_0, 0))
def __init__(self):
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.constellationP = helpers.get_constellation(settings.PAYLOAD_BPS)
self.constellationH = helpers.get_constellation(settings.HEADER_BPS)
self.sync_words = [SYNC_ONE, SYNC_TWO]
#tag the received bytes
tagger_0 = tagger.blk(
settings.PAYLOAD_BPS, settings.LENGTH_TAG_KEY, 1, 0
) #divides the incoming byte stream into packets and append the meta data
"""
this part will handle the header stream
from the tagged data stream the header is derived, scrambled and modulated
"""
header_gen = ownHeader.generate_header_bb(
settings.LENGTH_TAG_KEY) #geneating the header
scramblerH = digital.digital.additive_scrambler_bb( #srambling the header bytes
0x8a,
settings.SCRAMBLED_SEED,
7,
0,
bits_per_byte=8,
reset_tag_key=settings.LENGTH_TAG_KEY)
"""
Modulating the data: first split the bytes into the size of the symbols (unpackerH) then transform the smaller groups of bits into the complex symbols
"""
unpackerH = blocks.repack_bits_bb(8, settings.HEADER_BPS,
settings.LENGTH_TAG_KEY)
modulatorH = digital.chunks_to_symbols_bc(self.constellationH.points())
"""
This part wil handle the data stream
first a error detection code is appended to stream, then the data is scrambled, and modulated to complex symbols
"""
crc = digital.crc32_bb(False,
settings.LENGTH_TAG_KEY) #error detection
scrambler = digital.digital.additive_scrambler_bb( #scrambling
0x8a,
settings.SCRAMBLED_SEED,
7,
0,
bits_per_byte=8,
reset_tag_key=settings.LENGTH_TAG_KEY)
"""
modulation: split into a group of bits with convenient size, transform the smaller groups into the complex symbols
"""
unpacker = blocks.repack_bits_bb(8, settings.PAYLOAD_BPS,
settings.LENGTH_TAG_KEY)
modulator = digital.chunks_to_symbols_bc(self.constellationP.points())
"""
This part will handle the full ofdm frame, both data, header and preamble
first the payload and the header stream is combined, then the complex symbols are allocated the carrier tones and the pilot symbols are append and the preambles is inserted
Thereafter, the FFT is calculated, at last the cyclic prefixes are inserted
"""
header_payload_mux = blocks.tagged_stream_mux(
itemsize=gr.sizeof_gr_complex * 1,
lengthtagname=settings.LENGTH_TAG_KEY,
tag_preserve_head_pos=1)
#self.connect(modulator, blocks.tag_debug(gr.sizeof_gr_complex, "tagsmod"))
#gerating ofdm signals
allocator = digital.ofdm_carrier_allocator_cvc(
symbol_settings.get_fft_length(),
occupied_carriers=symbol_settings.get_carrier_tones(),
pilot_carriers=symbol_settings.get_pilot_tones(),
pilot_symbols=SYM_PILOT,
sync_words=self.sync_words,
len_tag_key=settings.LENGTH_TAG_KEY)
#self.connect(allocator, blocks.tag_debug(gr.sizeof_gr_complex*symbol_settings.get_fft_length(), "tagsalocator"))
fft_ex = fft.fft_vcc(symbol_settings.get_fft_length(), False, (), True)
prefixer = digital.ofdm_cyclic_prefixer(
symbol_settings.get_fft_length(),
symbol_settings.get_cp_length() + symbol_settings.get_fft_length(),
0, settings.LENGTH_TAG_KEY)
print("All blocks initialized correctly")
self.connect(self, tagger_0)
self.connect(tagger_0, header_gen, scramblerH, unpackerH, modulatorH,
(header_payload_mux, 0))
self.connect(tagger_0, crc, scrambler, unpacker, modulator,
(header_payload_mux, 1))
self.connect(header_payload_mux, allocator, fft_ex, prefixer, self)
#self.connect(prefixer, blocks.file_sink(gr.sizeof_gr_complex,"tx.dat"))
print("All blocks properly connected")
def __init__(self, puncpat='11'):
gr.top_block.__init__(self, "Rx Eve")
Qt.QWidget.__init__(self)
self.setWindowTitle("Rx Eve")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "rx_eve")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Parameters
##################################################
self.puncpat = puncpat
##################################################
# Variables
##################################################
self.sps = sps = 4
self.samp_rate_array_MCR = samp_rate_array_MCR = [
7500000, 5000000, 3750000, 3000000, 2500000, 2000000, 1500000,
1000000, 937500, 882352, 833333, 714285, 533333, 500000, 421052,
400000, 380952
]
self.nfilts = nfilts = 32
self.eb = eb = 0.22
self.H_dec = H_dec = fec.ldpc_H_matrix(
'/usr/local/share/gnuradio/fec/ldpc/n_1100_k_0442_gap_24.alist',
24)
self.variable_qtgui_range_0_1 = variable_qtgui_range_0_1 = 42
self.samp_rate = samp_rate = samp_rate_array_MCR[11]
self.rx_rrc_taps = rx_rrc_taps = firdes.root_raised_cosine(
nfilts, nfilts * sps, 1.0, eb, 11 * sps * nfilts)
self.pld_dec = pld_dec = map((lambda a: fec.ldpc_bit_flip_decoder.make(
H_dec.get_base_sptr(), 50)), range(0, 8))
self.pld_const = pld_const = digital.constellation_rect(([
0.707 + 0.707j, -0.707 + 0.707j, -0.707 - 0.707j, 0.707 - 0.707j
]), ([0, 1, 2, 3]), 4, 2, 2, 1, 1).base()
self.pld_const.gen_soft_dec_lut(8)
self.frequencia_usrp = frequencia_usrp = 484e6
self.MCR = MCR = "master_clock_rate=60e6"
##################################################
# Blocks
##################################################
self._variable_qtgui_range_0_1_range = Range(0, 73, 1, 42, 200)
self._variable_qtgui_range_0_1_win = RangeWidget(
self._variable_qtgui_range_0_1_range,
self.set_variable_qtgui_range_0_1, 'Gain_RX', "counter_slider",
float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_0_1_win, 0,
2, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.uhd_usrp_source_0_0 = uhd.usrp_source(
",".join(("serial=F5EB09", MCR)),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0_0.set_time_now(uhd.time_spec(time.time()),
uhd.ALL_MBOARDS)
self.uhd_usrp_source_0_0.set_center_freq(frequencia_usrp, 0)
self.uhd_usrp_source_0_0.set_gain(variable_qtgui_range_0_1, 0)
self.uhd_usrp_source_0_0.set_antenna('TX/RX', 0)
self.uhd_usrp_source_0_0.set_auto_dc_offset(True, 0)
self.uhd_usrp_source_0_0.set_auto_iq_balance(True, 0)
self.scrambler_cpp_custom_descrambler_0 = scrambler_cpp.custom_descrambler(
0x8A, 0x7F, 7, 440 - 32)
self.qtgui_time_sink_x_2_0 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
"After CAC", #name
1 #number of inputs
)
self.qtgui_time_sink_x_2_0.set_update_time(0.10)
self.qtgui_time_sink_x_2_0.set_y_axis(0, 1.5)
self.qtgui_time_sink_x_2_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_2_0.enable_tags(-1, True)
self.qtgui_time_sink_x_2_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, 0, "")
self.qtgui_time_sink_x_2_0.enable_autoscale(False)
self.qtgui_time_sink_x_2_0.enable_grid(True)
self.qtgui_time_sink_x_2_0.enable_axis_labels(True)
self.qtgui_time_sink_x_2_0.enable_control_panel(False)
self.qtgui_time_sink_x_2_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_2_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_2_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_2_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_2_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_2_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_2_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_2_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_2_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_2_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_2_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_2_0_win, 2, 2,
1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_1_0 = qtgui.time_sink_c(
1024, #size
samp_rate, #samp_rate
"RX USRP", #name
1 #number of inputs
)
self.qtgui_time_sink_x_1_0.set_update_time(0.10)
self.qtgui_time_sink_x_1_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_1_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_1_0.enable_tags(-1, True)
self.qtgui_time_sink_x_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, 0, "")
self.qtgui_time_sink_x_1_0.enable_autoscale(False)
self.qtgui_time_sink_x_1_0.enable_grid(False)
self.qtgui_time_sink_x_1_0.enable_axis_labels(True)
self.qtgui_time_sink_x_1_0.enable_control_panel(False)
self.qtgui_time_sink_x_1_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_1_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "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_1_0.set_line_label(
i, "Re{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_1_0.set_line_label(
i, "Im{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_1_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_1_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_1_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_1_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_1_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_1_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_1_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_1_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_1_0_win, 1, 2,
1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_0_1 = qtgui.time_sink_f(
100 * 2, #size
samp_rate, #samp_rate
'Rx Data', #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_1.set_update_time(0.10)
self.qtgui_time_sink_x_0_1.set_y_axis(-1, 256)
self.qtgui_time_sink_x_0_1.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_1.enable_tags(-1, True)
self.qtgui_time_sink_x_0_1.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, 0,
'packet_length_tag_key')
self.qtgui_time_sink_x_0_1.enable_autoscale(True)
self.qtgui_time_sink_x_0_1.enable_grid(True)
self.qtgui_time_sink_x_0_1.enable_axis_labels(True)
self.qtgui_time_sink_x_0_1.enable_control_panel(False)
self.qtgui_time_sink_x_0_1.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_0_1.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0_1.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_1.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_1.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_1.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_1.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_1.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_1_win = sip.wrapinstance(
self.qtgui_time_sink_x_0_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_1_win, 2, 3,
1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(3, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0_0_0_1 = qtgui.const_sink_c(
1024, #size
"RX Const", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0_0_1.set_update_time(0.10)
self.qtgui_const_sink_x_0_0_0_1.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_1.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_1.set_trigger_mode(
qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_0_0_0_1.enable_autoscale(False)
self.qtgui_const_sink_x_0_0_0_1.enable_grid(False)
self.qtgui_const_sink_x_0_0_0_1.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0_0_1.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0_0_0_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0_0_1.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_0_1_win = sip.wrapinstance(
self.qtgui_const_sink_x_0_0_0_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_0_1_win, 1,
3, 1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(3, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0_0_0 = qtgui.const_sink_c(
1024, #size
"RX Treated", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0_0.set_update_time(0.10)
self.qtgui_const_sink_x_0_0_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS,
0.0, 0, "")
self.qtgui_const_sink_x_0_0_0.enable_autoscale(False)
self.qtgui_const_sink_x_0_0_0.enable_grid(False)
self.qtgui_const_sink_x_0_0_0.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0_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_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_0_win = sip.wrapinstance(
self.qtgui_const_sink_x_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_0_win, 2,
1, 1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.fec_extended_decoder_0_0_1_0_1_0_0 = fec.extended_decoder(
decoder_obj_list=pld_dec,
threading='capillary',
ann=None,
puncpat=puncpat,
integration_period=10000)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
sps, 6.28 / 100.0, (rx_rrc_taps), nfilts, nfilts / 2, 1.5, 1)
self.digital_map_bb_0_0_0_0_0_0 = digital.map_bb(([-1, 1]))
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(
pld_const.arity())
self.digital_costas_loop_cc_0_0 = digital.costas_loop_cc(
6.28 / 100.0, pld_const.arity(), False)
self.digital_correlate_access_code_xx_ts_0_0 = digital.correlate_access_code_bb_ts(
digital.packet_utils.default_access_code, 4, 'packet_len')
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
pld_const)
self.blocks_repack_bits_bb_0_0_0_1_0 = blocks.repack_bits_bb(
1, 8, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
pld_const.bits_per_symbol(), 1, '', False, gr.GR_MSB_FIRST)
self.blocks_keep_m_in_n_0_1_1_0 = blocks.keep_m_in_n(
gr.sizeof_char, 440, 442, 0)
self.blocks_keep_m_in_n_0_0_2_0_0 = blocks.keep_m_in_n(
gr.sizeof_char, 1100, 1104, 0)
self.blocks_file_sink_0_0_0_0 = blocks.file_sink(
gr.sizeof_char * 1, '/home/it/Desktop/Trasmited/depois2.txt',
False)
self.blocks_file_sink_0_0_0_0.set_unbuffered(False)
self.blocks_char_to_float_1_0_1 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_0_2_0_0_0 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_0_0 = blocks.char_to_float(1, 1)
##################################################
# Connections
##################################################
self.connect((self.blocks_char_to_float_0_0, 0),
(self.qtgui_time_sink_x_2_0, 0))
self.connect((self.blocks_char_to_float_0_2_0_0_0, 0),
(self.fec_extended_decoder_0_0_1_0_1_0_0, 0))
self.connect((self.blocks_char_to_float_1_0_1, 0),
(self.qtgui_time_sink_x_0_1, 0))
self.connect((self.blocks_keep_m_in_n_0_0_2_0_0, 0),
(self.digital_map_bb_0_0_0_0_0_0, 0))
self.connect((self.blocks_keep_m_in_n_0_1_1_0, 0),
(self.scrambler_cpp_custom_descrambler_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.digital_correlate_access_code_xx_ts_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_1_0, 0),
(self.blocks_char_to_float_1_0_1, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_1_0, 0),
(self.blocks_file_sink_0_0_0_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.digital_correlate_access_code_xx_ts_0_0, 0),
(self.blocks_char_to_float_0_0, 0))
self.connect((self.digital_correlate_access_code_xx_ts_0_0, 0),
(self.blocks_keep_m_in_n_0_0_2_0_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.qtgui_const_sink_x_0_0_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_map_bb_0_0_0_0_0_0, 0),
(self.blocks_char_to_float_0_2_0_0_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_costas_loop_cc_0_0, 0))
self.connect((self.fec_extended_decoder_0_0_1_0_1_0_0, 0),
(self.blocks_keep_m_in_n_0_1_1_0, 0))
self.connect((self.scrambler_cpp_custom_descrambler_0, 0),
(self.blocks_repack_bits_bb_0_0_0_1_0, 0))
self.connect((self.uhd_usrp_source_0_0, 0),
(self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.uhd_usrp_source_0_0, 0),
(self.qtgui_const_sink_x_0_0_0_1, 0))
self.connect((self.uhd_usrp_source_0_0, 0),
(self.qtgui_time_sink_x_1_0, 0))
def __init__(self):
gr.hier_block2.__init__(self, "ofdm_rx",
gr.io_signature(1, 1, gr.sizeof_gr_complex),
gr.io_signature(1, 1, gr.sizeof_char))
self.detector = digital.ofdm_sync_sc_cfb(config.get_fft_length(),
config.get_cp_length(), False,
0.95)
self.connect(self, self.detector)
self.mixer = blocks.multiply_cc()
self.delay_block = blocks.delay(
gr.sizeof_gr_complex,
config.get_fft_length() + config.get_cp_length() + SAFETY
) #delay one ofdm symbol to get both preambles for channel estimation
self.oscillator = analog.frequency_modulator_fc(
-2.0 / config.get_fft_length())
self.connect(self, self.delay_block)
self.connect((self.detector, 0), self.oscillator)
self.connect(self.delay_block, (self.mixer, 0))
self.connect(self.oscillator, (self.mixer, 1))
self.frame_filter = aux.filter_frame_cvc(config.get_frame_length(),
config.get_fft_length(),
config.get_cp_length())
#self.connect(self.frame_filter,blocks.file_sink(gr.sizeof_gr_complex*config.get_fft_length(),"result.dat"))
self.connect(self.mixer, (self.frame_filter, 0))
self.connect((self.detector, 1), (self.frame_filter, 1))
self.framer = blocks.stream_to_tagged_stream(gr.sizeof_gr_complex,
config.get_fft_length(),
config.get_frame_length(),
LEN_TAG_KEY)
self.fft_block = fft.fft_vcc(config.get_fft_length(), True, (), True)
self.connect(self.frame_filter, self.fft_block)
self.chanest = digital.ofdm_chanest_vcvc(
config.get_sync_word_one(), config.get_sync_word_two(),
config.get_number_of_data_symbols())
self.connect((self.fft_block), self.chanest)
self.equalizer = digital.ofdm_equalizer_simpledfe(
config.get_fft_length(),
config.get_constellation().base(),
config.get_data_tones(),
config.get_pilot_tones(),
config.get_pilot_symbols(),
symbols_skipped=0,
)
self.equalizer_block = digital.ofdm_frame_equalizer_vcvc(
self.equalizer.base(),
config.get_cp_length(),
LEN_TAG_KEY,
True,
config.get_number_of_data_symbols() # Header is 1 symbol long
)
self.connect(self.chanest, self.equalizer_block)
self.serializer = digital.ofdm_serializer_vcc(config.get_fft_length(),
config.get_data_tones(),
LEN_TAG_KEY)
self.connect(self.equalizer_block, self.serializer)
self.demod = digital.constellation_decoder_cb(
config.get_constellation().base())
self.repack = blocks.repack_bits_bb(config.get_bits_per_symbol(), 8,
LEN_TAG_KEY, True)
self.connect(self.serializer, self.demod, self.repack)
self.decoder = aux.decoder_reed_solomon_bb()
self.commit_unt = aux.commit_to_output_bb()
self.connect(self.repack, (self.decoder, 0), (self.commit_unt, 0),
self)
self.connect((self.decoder, 1), (self.commit_unt, 1))
