def __init__(self, M=256, qam_size=4):
gr.hier_block2.__init__(self,
"fbmc_symbol_creation_bvc",
gr.io_signature(1, 1, gr.sizeof_char*1), # Input signature
gr.io_signature(1, 1, gr.sizeof_gr_complex*M)) # Output signature
##################################################
# Parameters
##################################################
self.M = M
self.qam_size=qam_size
# Assertions
assert (M>0 and qam_size>0), "M and qam_size should be larger than zero!"
# assert ( int(math.log(M,2))==math.log(M,2)), "M should be of 2^n!"
assert (qam_size==4 or qam_size==16 or qam_size==64 or qam_size==256 ), "Only 4-,16-,64-,256-qam constellations are supported."
##################################################
# Blocks
##################################################
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc((digital.qam.qam_constellation(qam_size).points()), D=1)
self.blocks_stream_to_vector_0 = blocks.stream_to_vector(gr.sizeof_gr_complex*1, M)
##################################################
# Connections
##################################################
self.connect((self.blocks_stream_to_vector_0, 0), (self, 0))
self.connect((self, 0), (self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_stream_to_vector_0, 0))
def __init__(self, constellation, differential, rotation):
if constellation.arity() > 256:
# If this becomes limiting some of the blocks should be generalised so
# that they can work with shorts and ints as well as chars.
raise ValueError("Constellation cannot contain more than 256 points.")
gr.hier_block2.__init__(
self,
"mod_demod",
gr.io_signature(1, 1, gr.sizeof_char), # Input signature
gr.io_signature(1, 1, gr.sizeof_char),
) # Output signature
arity = constellation.arity()
# TX
self.constellation = constellation
self.differential = differential
import weakref
self.blocks = [weakref.proxy(self)]
# We expect a stream of unpacked bits.
# First step is to pack them.
self.blocks.append(blocks.unpacked_to_packed_bb(1, gr.GR_MSB_FIRST))
# Second step we unpack them such that we have k bits in each byte where
# each constellation symbol hold k bits.
self.blocks.append(blocks.packed_to_unpacked_bb(self.constellation.bits_per_symbol(), gr.GR_MSB_FIRST))
# Apply any pre-differential coding
# Gray-coding is done here if we're also using differential coding.
if self.constellation.apply_pre_diff_code():
self.blocks.append(digital.map_bb(self.constellation.pre_diff_code()))
# Differential encoding.
if self.differential:
self.blocks.append(digital.diff_encoder_bb(arity))
# Convert to constellation symbols.
self.blocks.append(
digital.chunks_to_symbols_bc(self.constellation.points(), self.constellation.dimensionality())
)
# CHANNEL
# Channel just consists of a rotation to check differential coding.
if rotation is not None:
self.blocks.append(blocks.multiply_const_cc(rotation))
# RX
# Convert the constellation symbols back to binary values.
self.blocks.append(digital.constellation_decoder_cb(self.constellation.base()))
# Differential decoding.
if self.differential:
self.blocks.append(digital.diff_decoder_bb(arity))
# Decode any pre-differential coding.
if self.constellation.apply_pre_diff_code():
self.blocks.append(digital.map_bb(mod_codes.invert_code(self.constellation.pre_diff_code())))
# unpack the k bit vector into a stream of bits
self.blocks.append(blocks.unpack_k_bits_bb(self.constellation.bits_per_symbol()))
# connect to block output
check_index = len(self.blocks)
self.blocks = self.blocks[:check_index]
self.blocks.append(weakref.proxy(self))
self.connect(*self.blocks)
def key_factory(index):
print "FACTORY CALLED index = %d"%(index);
r = es.es_pyhandler();
excess_bw = 0.5;
sps = 4;
amplitude = sig_amp;
taps = gr.firdes.root_raised_cosine(sps*amplitude, # Gain
sps, # Sampling rate
1.0, # Symbol rate
excess_bw, # Roll-off factor
11*sps) # Number of taps
blocks = {};
blocks["src"] = es.vector_source([1])
blocks["scrambler"] = digital.scrambler_bb(0x8A, 0x7F, 7);
blocks["mapper"] = digital.chunks_to_symbols_bc( [-1+0j, 0+1j, 1+0j, 0-1j] );
blocks["rrc"] = filter.interp_fir_filter_ccf(sps, taps);
r.sink = es.vector_sink([gr.sizeof_gr_complex]);
r.set_pyb2(blocks);
tb = gr.top_block();
tb.connect( blocks["src"], blocks["scrambler"], blocks["mapper"], blocks["rrc"], r.sink );
r.tb = tb.to_top_block();
return r;
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 test_002_t(self):
n_frames = 1
self.gfdm_var = gfdm_var = struct({'subcarriers': 64, 'timeslots': 9, 'alpha': 0.5, 'overlap': 2,})
self.gfdm_constellation = gfdm_constellation = digital.constellation_qpsk().base()
self.f_taps = f_taps = filters.get_frequency_domain_filter('rrc', 1.0, gfdm_var.timeslots, gfdm_var.subcarriers,
gfdm_var.overlap)
self.random_bits = blocks.vector_source_b(map(int, np.random.randint(0, len(gfdm_constellation.points()),
n_frames * gfdm_var.timeslots * gfdm_var.subcarriers)),
False)
self.bits_to_symbols = digital.chunks_to_symbols_bc((gfdm_constellation.points()), 1)
self.mod = gfdm.simple_modulator_cc(gfdm_var.timeslots, gfdm_var.subcarriers, gfdm_var.overlap, f_taps)
self.demod = gfdm.advanced_receiver_sb_cc(gfdm_var.timeslots, gfdm_var.subcarriers, gfdm_var.overlap, 64,
f_taps, gfdm_constellation, np.arange(gfdm_var.subcarriers))
self.tx_symbols = blocks.vector_sink_c()
self.rx_symbols = blocks.vector_sink_c()
self.tb.connect((self.random_bits, 0), (self.bits_to_symbols, 0))
self.tb.connect((self.bits_to_symbols, 0), (self.tx_symbols, 0))
self.tb.connect((self.bits_to_symbols, 0), (self.mod, 0))
self.tb.connect((self.mod, 0), (self.demod, 0))
self.tb.connect((self.demod, 0), (self.rx_symbols, 0))
self.tb.run()
ref = np.array(self.tx_symbols.data())
res = np.array(self.rx_symbols.data())
# more or less make sure all symbols have their correct sign.
self.assertComplexTuplesAlmostEqual(ref, res, 2)
def test_two(self):
tb = gr.top_block()
MTU = 4000
tagname = "length"
packets = (
(0, 0, 0, 0)*32,
#(0, 0, 1, 0)*16,
#(1, 1, 1, 0)*4,
)
data, tags = ofdm.utils.packets_to_vectors(packets, tagname)
constellation = digital.bpsk_constellation()
src = gr.vector_source_b(data, tags, False, 1)
tag_scaler1 = ofdm.scale_tags(1, tagname, 0.125)
packer = gr.unpacked_to_packed_bb(1, gr.GR_MSB_FIRST)
crc = ofdm.crc32_bb(False, MTU, tagname)
tag_scaler2 = ofdm.scale_tags(1, tagname, 8)
unpacker = gr.packed_to_unpacked_bb(1, gr.GR_MSB_FIRST)
mod1 = digital.chunks_to_symbols_bc(constellation.points())
mod2 = digital.chunks_to_symbols_bc(constellation.points())
occupied_carriers = ((1, 2, 4, 5),)
fft_len = 16
header = ofdm.ofdm_header_bb(len(occupied_carriers[0]))
mux1 = ofdm.tagged_stream_mux(gr.sizeof_gr_complex, 2, tagname, MTU)
mux2 = ofdm.tagged_stream_mux(gr.sizeof_gr_complex*fft_len, 2, tagname, MTU)
ifft = fft.fft_vcc(fft_len, forward=False, window=[1]*fft_len)
cp_len = 4
rolloff_len = 2
cp = digital.ofdm_cyclic_prefixer(fft_len, fft_len+cp_len, rolloff_len, tagname, MTU)
pilot_symbols = ((1j,),)
pilot_carriers = ((3,),)
alloc = ofdm.carrier_allocator_cvc(fft_len,
occupied_carriers,
pilot_carriers,
pilot_symbols,
tagname)
snk = gr.vector_sink_c()
sync_packet = [0, 1, 0, 1, 0, 1] + [0]*10
sync_data, sync_tags = ofdm.utils.packets_to_vectors([sync_packet], tagname, vlen=fft_len)
sync_header = gr.vector_source_c(sync_data, sync_tags, True, fft_len)
tb.connect(src, tag_scaler1, packer, crc, tag_scaler2, unpacker, mod1, (mux1, 1))
tb.connect(crc, header, mod2, (mux1, 0))
tb.connect(mux1, alloc, (mux2, 1))
tb.connect(sync_header, (mux2, 0))
tb.connect(mux2, ifft, cp, snk)
#tb.connect(src, tag_scaler1, packer, crc, tag_scaler2, unpacker, mod1, alloc, snk)
tb.run()
def __init__(self, alfa=0.35, samp_per_sym=5, bits_per_sym=2, constellation=[-1-1j,1-1j, 1+1j, -1+1j], len_sym_srrc=7, out_const_mul=0.4):
gr.hier_block2.__init__(
self, "Hier Tx",
gr.io_signature(1, 1, gr.sizeof_char*1),
gr.io_signature(1, 1, gr.sizeof_gr_complex*1),
)
##################################################
# Parameters
##################################################
self.alfa = alfa
self.samp_per_sym = samp_per_sym
self.bits_per_sym = bits_per_sym
self.constellation = constellation
self.len_sym_srrc = len_sym_srrc
self.out_const_mul = out_const_mul
##################################################
# Variables
##################################################
self.pulso = pulso = firdes.root_raised_cosine(samp_per_sym,samp_per_sym,1.0,alfa,samp_per_sym*len_sym_srrc)
##################################################
# Blocks
##################################################
self.pfb_interpolator_ccf_0 = pfb.interpolator_ccf(
samp_per_sym,
(pulso),
100)
self.digital_diff_encoder_bb_0 = digital.diff_encoder_bb(2**bits_per_sym)
self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc((constellation), 1)
self.blocks_packed_to_unpacked_xx_0 = blocks.packed_to_unpacked_bb(bits_per_sym, gr.GR_MSB_FIRST)
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc((out_const_mul, ))
if DEBUG:
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_char*1, "./file_tx_ini", False)
self.blocks_file_sink_0.set_unbuffered(True)
self.blocks_file_sink_1 = blocks.file_sink(gr.sizeof_char*1, "./file_tx_2bits", False)
self.blocks_file_sink_1.set_unbuffered(True)
self.blocks_file_sink_2 = blocks.file_sink(gr.sizeof_gr_complex*1, "./file_tx_out", False)
self.blocks_file_sink_2.set_unbuffered(True)
self.blocks_file_sink_3 = blocks.file_sink(gr.sizeof_gr_complex*1, "./file_tx_sym", False)
self.blocks_file_sink_3.set_unbuffered(True)
##################################################
# Connections
##################################################
self.connect((self.pfb_interpolator_ccf_0, 0), (self.blocks_multiply_const_vxx_1, 0))
self.connect((self.digital_diff_encoder_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.pfb_interpolator_ccf_0, 0))
self.connect((self.blocks_packed_to_unpacked_xx_0, 0), (self.digital_diff_encoder_bb_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self, 0))
self.connect((self, 0), (self.blocks_packed_to_unpacked_xx_0, 0))
if DEBUG:
self.connect((self, 0), (self.blocks_file_sink_0, 0))
self.connect((self.blocks_packed_to_unpacked_xx_0, 0), (self.blocks_file_sink_1, 0))
self.connect((self.pfb_interpolator_ccf_0, 0), (self.blocks_file_sink_2, 0))
self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.blocks_file_sink_3, 0))
def main(args):
nargs = len(args)
if nargs == 1:
port = int(args[0])
outfile = None
elif nargs == 2:
port = int(args[0])
outfile = args[1]
else:
sys.stderr.write("Usage: atsc-blade.py port [output_file]\n");
sys.exit(1)
symbol_rate = 4500000.0 / 286 * 684
pilot_freq = 309441
center_freq = 441000000
tx_gain = 83 # max 89.5
tb = gr.top_block()
out = uhd.usrp_sink(
device_addr="recv_frame_size=65536,num_recv_frames=128,send_frame_size=65536,num_send_frames=128,master_clock_rate=" + str(symbol_rate*4),
stream_args=uhd.stream_args(
cpu_format="fc32",
otw_format="sc16",
channels=range(1),
),
)
out.set_samp_rate(symbol_rate)
out.set_center_freq(center_freq, 0)
out.set_gain(tx_gain, 0)
#src = blocks.udp_source(gr.sizeof_char*1, "127.0.0.1", port, 18800, True)
src = grc_blks2.tcp_source(gr.sizeof_char*1, "127.0.0.1", port, True)
pad = atsc.pad()
rand = atsc.randomizer()
rs_enc = atsc.rs_encoder()
inter = atsc.interleaver()
trell = atsc.trellis_encoder()
fsm = atsc.field_sync_mux()
v2s = blocks.vector_to_stream(gr.sizeof_char, 1024)
minn = blocks.keep_m_in_n(gr.sizeof_char, 832, 1024, 4)
c2sym = digital.chunks_to_symbols_bc(([symbol + 1.25 for symbol in [-7,-5,-3,-1,1,3,5,7]]), 1)
offset = analog.sig_source_c(symbol_rate, analog.GR_COS_WAVE, -3000000 + pilot_freq, 0.9, 0)
mix = blocks.multiply_vcc(1)
rrc = filter.fft_filter_ccc(1, firdes.root_raised_cosine(0.1, symbol_rate, symbol_rate/2, 0.1152, 100))
tb.connect(src, pad, rand, rs_enc, inter, trell, fsm, v2s, minn, c2sym)
tb.connect((c2sym, 0), (mix, 0))
tb.connect((offset, 0), (mix, 1))
tb.connect(mix, rrc, out)
if outfile:
dst = blocks.file_sink(gr.sizeof_gr_complex, outfile)
tb.connect(rrc, dst)
tb.run()
def __init__(self):
gr.top_block.__init__(self, "Qam64 B200")
##################################################
# Variables
##################################################
self.interpolation = interpolation = 2
self.samp_rate = samp_rate = 5056941 * interpolation
self.rrc_taps = rrc_taps = 50
self.gain = gain = 83
self.center_freq = center_freq = 441000000
##################################################
# Blocks
##################################################
self.uhd_usrp_sink_0 = uhd.usrp_sink(
device_addr="recv_frame_size=65536,num_recv_frames=128,send_frame_size=65536,num_send_frames=128,master_clock_rate=" + str(samp_rate*4),
stream_args=uhd.stream_args(
cpu_format="fc32",
otw_format="sc16",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(center_freq, 0)
self.uhd_usrp_sink_0.set_gain(gain, 0)
self.qam_trellis_enc_bb_0 = qam.trellis_enc_bb()
self.qam_transport_framing_enc_bb_0 = qam.transport_framing_enc_bb()
self.qam_reed_solomon_enc_bb_0 = qam.reed_solomon_enc_bb()
self.qam_randomizer_bb_0 = qam.randomizer_bb()
self.qam_interleaver_bb_0 = qam.interleaver_bb(128,4)
self.qam_frame_sync_enc_bb_0 = qam.frame_sync_enc_bb(6)
self.interp_fir_filter_xxx_0 = filter.interp_fir_filter_ccc(interpolation, (firdes.root_raised_cosine(0.14, samp_rate, samp_rate/interpolation, 0.18, rrc_taps)))
self.interp_fir_filter_xxx_0.declare_sample_delay(0)
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(([complex(1,1), complex(1,-1), complex(1,-3), complex(-3,-1), complex(-3,1), complex(1,3), complex(-3,-3), complex(-3,3), complex(-1,1), complex(-1,-1), complex(3,1), complex(-1,3), complex(-1,-3), complex(3,-1), complex(3,-3), complex(3,3), complex(5,1), complex(1,-5), complex(1,-7), complex(-7,-1), complex(-3,5), complex(5,3), complex(-7,-3), complex(-3,7), complex(-1,5), complex(-5,-1), complex(7,1), complex(-1,7), complex(-5,-3), complex(3,-5), complex(3,-7), complex(7,3), complex(1,5), complex(5,-1), complex(5,-3), complex(-3,-5), complex(-7,1), complex(1,7), complex(-3,-7), complex(-7,3), complex(-5,1), complex(-1,-5), complex(3,5), complex(-5,3), complex(-1,-7), complex(7,-1), complex(7,-3), complex(3,7), complex(5,5), complex(5,-5), complex(5,-7), complex(-7,-5), complex(-7,5), complex(5,7), complex(-7,-7), complex(-7,7), complex(-5,5), complex(-5,-5), complex(7,5), complex(-5,7), complex(-5,-7), complex(7,-5), complex(7,-7), complex(7,7)]), 1)
self.blocks_packed_to_unpacked_xx_0 = blocks.packed_to_unpacked_bb(7, gr.GR_MSB_FIRST)
self.blks2_tcp_source_0 = grc_blks2.tcp_source(
itemsize=gr.sizeof_char*1,
addr="127.0.0.1",
port=5555,
server=True,
)
##################################################
# Connections
##################################################
self.connect((self.interp_fir_filter_xxx_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.interp_fir_filter_xxx_0, 0))
self.connect((self.qam_interleaver_bb_0, 0), (self.qam_randomizer_bb_0, 0))
self.connect((self.qam_randomizer_bb_0, 0), (self.qam_frame_sync_enc_bb_0, 0))
self.connect((self.qam_frame_sync_enc_bb_0, 0), (self.qam_trellis_enc_bb_0, 0))
self.connect((self.blks2_tcp_source_0, 0), (self.qam_transport_framing_enc_bb_0, 0))
self.connect((self.blocks_packed_to_unpacked_xx_0, 0), (self.qam_reed_solomon_enc_bb_0, 0))
self.connect((self.qam_transport_framing_enc_bb_0, 0), (self.blocks_packed_to_unpacked_xx_0, 0))
self.connect((self.qam_trellis_enc_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.qam_reed_solomon_enc_bb_0, 0), (self.qam_interleaver_bb_0, 0))
def __init__(self, txstr="Hello World", carrier=10000, samp_rate = 80000, bw=4000, amp=1):
gr.top_block.__init__(self, "Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate
self.carrier = carrier
self.bw = bw
##################################################
# Blocks
##################################################
self.source = blocks.vector_source_b(tuple(bytearray(txstr)), False, 1, [])
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=int(samp_rate/bw),
decimation=1,
taps=None,
fractional_bw=None,
)
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc((CODE_TABLE), CODE_LEN)
self.blocks_vector_source_x_0 = blocks.vector_source_c([0, sin(pi/4), 1, sin(3*pi/4)], True, 1, [])
self.blocks_repeat_0 = blocks.repeat(gr.sizeof_gr_complex*1, 4)
self.blocks_packed_to_unpacked_xx_0 = blocks.packed_to_unpacked_bb(CHUNK_LEN, gr.GR_LSB_FIRST)
self.blocks_multiply_xx_0_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_delay_0 = blocks.delay(gr.sizeof_float*1, 2)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
self.audio_sink_0 = audio.sink(samp_rate, "")
#XXX Hack: 0.07 should actually be parameter amp, but RPI crashes
self.analog_sig_source_x_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, carrier, 0.07, 0)
##################################################
# Connections
##################################################
self.connect((self.source, 0), (self.blocks_packed_to_unpacked_xx_0, 0))
self.connect((self.blocks_packed_to_unpacked_xx_0, 0), (self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_repeat_0, 0))
self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_repeat_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_complex_to_float_0, 0))
self.connect((self.blocks_complex_to_float_0, 0), (self.blocks_float_to_complex_0, 0))
self.connect((self.blocks_complex_to_float_0, 1), (self.blocks_delay_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_float_to_complex_0, 1))
self.connect((self.blocks_float_to_complex_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.blocks_multiply_xx_0_0, 0))
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0_0, 1))
self.connect((self.blocks_multiply_xx_0_0, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.blocks_complex_to_real_0, 0), (self.audio_sink_0, 0))
def main(args):
nargs = len(args)
if nargs == 1:
infile = args[0]
outfile = None
elif nargs == 2:
infile = args[0]
outfile = args[1]
else:
sys.stderr.write("Usage: atsc-blade.py input_file [output_file]\n");
sys.exit(1)
symbol_rate = 4500000.0 / 286 * 684
pilot_freq = 309441
center_freq = 441000000
txvga1_gain = -4
txvga2_gain = 25
tb = gr.top_block()
src = blocks.file_source(gr.sizeof_char, infile, True)
pad = atsc.pad()
rand = atsc.randomizer()
rs_enc = atsc.rs_encoder()
inter = atsc.interleaver()
trell = atsc.trellis_encoder()
fsm = atsc.field_sync_mux()
v2s = blocks.vector_to_stream(gr.sizeof_char, 1024)
minn = blocks.keep_m_in_n(gr.sizeof_char, 832, 1024, 4)
c2sym = digital.chunks_to_symbols_bc(([symbol + 1.25 for symbol in [-7,-5,-3,-1,1,3,5,7]]), 1)
offset = analog.sig_source_c(symbol_rate, analog.GR_COS_WAVE, -3000000 + pilot_freq, 0.9, 0)
mix = blocks.multiply_vcc(1)
rrc_taps = firdes.root_raised_cosine(0.1, symbol_rate*2, symbol_rate/2, 0.1152, 200)
rrc = filter.rational_resampler_ccc(interpolation=2, decimation=3, taps=rrc_taps, fractional_bw=None, )
out = osmosdr.sink(args="bladerf=0,buffers=128,buflen=32768")
out.set_sample_rate(symbol_rate * 2 / 3)
out.set_center_freq(center_freq, 0)
out.set_freq_corr(0, 0)
out.set_gain(txvga2_gain, 0)
out.set_bb_gain(txvga1_gain, 0)
out.set_bandwidth(6000000, 0)
tb.connect(src, pad, rand, rs_enc, inter, trell, fsm, v2s, minn, c2sym)
tb.connect((c2sym, 0), (mix, 0))
tb.connect((offset, 0), (mix, 1))
tb.connect(mix, rrc, out)
if outfile:
dst = blocks.file_sink(gr.sizeof_gr_complex, outfile)
tb.connect(rrc, dst)
tb.run()
def __init__(self):
gr.top_block.__init__(self, "Qam64 HackRF")
##################################################
# Variables
##################################################
self.interpolation = interpolation = 2
self.samp_rate = samp_rate = 5056941 * interpolation
self.rrc_taps = rrc_taps = 50
self.gain = gain = 40
self.center_freq = center_freq = 441000000
##################################################
# Blocks
##################################################
self.osmosdr_sink_0 = osmosdr.sink( args="hackrf=0" )
self.osmosdr_sink_0.set_sample_rate(samp_rate)
self.osmosdr_sink_0.set_center_freq(center_freq, 0)
self.osmosdr_sink_0.set_freq_corr(0, 0)
self.osmosdr_sink_0.set_gain(14, 0)
self.osmosdr_sink_0.set_if_gain(gain, 0)
self.osmosdr_sink_0.set_bb_gain(-4, 0)
self.osmosdr_sink_0.set_antenna("", 0)
self.osmosdr_sink_0.set_bandwidth(6000000, 0)
self.qam_trellis_enc_bb_0 = qam.trellis_enc_bb()
self.qam_transport_framing_enc_bb_0 = qam.transport_framing_enc_bb()
self.qam_reed_solomon_enc_bb_0 = qam.reed_solomon_enc_bb()
self.qam_randomizer_bb_0 = qam.randomizer_bb()
self.qam_interleaver_bb_0 = qam.interleaver_bb(128,4)
self.qam_frame_sync_enc_bb_0 = qam.frame_sync_enc_bb(6)
self.interp_fir_filter_xxx_0 = filter.interp_fir_filter_ccc(interpolation, (firdes.root_raised_cosine(0.14, samp_rate, samp_rate/interpolation, 0.18, rrc_taps)))
self.interp_fir_filter_xxx_0.declare_sample_delay(0)
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(([complex(1,1), complex(1,-1), complex(1,-3), complex(-3,-1), complex(-3,1), complex(1,3), complex(-3,-3), complex(-3,3), complex(-1,1), complex(-1,-1), complex(3,1), complex(-1,3), complex(-1,-3), complex(3,-1), complex(3,-3), complex(3,3), complex(5,1), complex(1,-5), complex(1,-7), complex(-7,-1), complex(-3,5), complex(5,3), complex(-7,-3), complex(-3,7), complex(-1,5), complex(-5,-1), complex(7,1), complex(-1,7), complex(-5,-3), complex(3,-5), complex(3,-7), complex(7,3), complex(1,5), complex(5,-1), complex(5,-3), complex(-3,-5), complex(-7,1), complex(1,7), complex(-3,-7), complex(-7,3), complex(-5,1), complex(-1,-5), complex(3,5), complex(-5,3), complex(-1,-7), complex(7,-1), complex(7,-3), complex(3,7), complex(5,5), complex(5,-5), complex(5,-7), complex(-7,-5), complex(-7,5), complex(5,7), complex(-7,-7), complex(-7,7), complex(-5,5), complex(-5,-5), complex(7,5), complex(-5,7), complex(-5,-7), complex(7,-5), complex(7,-7), complex(7,7)]), 1)
self.blocks_packed_to_unpacked_xx_0 = blocks.packed_to_unpacked_bb(7, gr.GR_MSB_FIRST)
self.blks2_tcp_source_0 = grc_blks2.tcp_source(
itemsize=gr.sizeof_char*1,
addr="127.0.0.1",
port=5555,
server=True,
)
##################################################
# Connections
##################################################
self.connect((self.interp_fir_filter_xxx_0, 0), (self.osmosdr_sink_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.interp_fir_filter_xxx_0, 0))
self.connect((self.qam_interleaver_bb_0, 0), (self.qam_randomizer_bb_0, 0))
self.connect((self.qam_randomizer_bb_0, 0), (self.qam_frame_sync_enc_bb_0, 0))
self.connect((self.qam_frame_sync_enc_bb_0, 0), (self.qam_trellis_enc_bb_0, 0))
self.connect((self.blks2_tcp_source_0, 0), (self.qam_transport_framing_enc_bb_0, 0))
self.connect((self.blocks_packed_to_unpacked_xx_0, 0), (self.qam_reed_solomon_enc_bb_0, 0))
self.connect((self.qam_transport_framing_enc_bb_0, 0), (self.blocks_packed_to_unpacked_xx_0, 0))
self.connect((self.qam_trellis_enc_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.qam_reed_solomon_enc_bb_0, 0), (self.qam_interleaver_bb_0, 0))
def main(args):
nargs = len(args)
if nargs == 1:
port = int(args[0])
outfile = None
elif nargs == 2:
port = int(args[0])
outfile = args[1]
else:
sys.stderr.write("Usage: atsc-hackrf.py port [output_file]\n");
sys.exit(1)
symbol_rate = 4500000.0 / 286 * 684
pilot_freq = 309441
center_freq = 441000000
rf_gain = 14
if_gain = 40
tb = gr.top_block()
src = grc_blks2.tcp_source(gr.sizeof_char*1, "127.0.0.1", port, True)
pad = atsc.pad()
rand = atsc.randomizer()
rs_enc = atsc.rs_encoder()
inter = atsc.interleaver()
trell = atsc.trellis_encoder()
fsm = atsc.field_sync_mux()
v2s = blocks.vector_to_stream(gr.sizeof_char, 1024)
minn = blocks.keep_m_in_n(gr.sizeof_char, 832, 1024, 4)
c2sym = digital.chunks_to_symbols_bc(([symbol + 1.25 for symbol in [-7,-5,-3,-1,1,3,5,7]]), 1)
offset = analog.sig_source_c(symbol_rate, analog.GR_COS_WAVE, -3000000 + pilot_freq, 0.9, 0)
mix = blocks.multiply_vcc(1)
rrc = filter.fft_filter_ccc(1, firdes.root_raised_cosine(0.1, symbol_rate, symbol_rate/2, 0.1152, 100))
out = osmosdr.sink(args="hackrf=0")
out.set_sample_rate(symbol_rate)
out.set_center_freq(center_freq, 0)
out.set_freq_corr(0, 0)
out.set_gain(rf_gain, 0)
out.set_if_gain(if_gain, 0)
out.set_bandwidth(6000000, 0)
tb.connect(src, pad, rand, rs_enc, inter, trell, fsm, v2s, minn, c2sym)
tb.connect((c2sym, 0), (mix, 0))
tb.connect((offset, 0), (mix, 1))
tb.connect(mix, rrc, out)
if outfile:
dst = blocks.file_sink(gr.sizeof_gr_complex, outfile)
tb.connect(rrc, dst)
tb.run()
def __init__(self,EbN0db,semente):
gr.top_block.__init__(self)
##################################################
# Variables
##################################################
self.d = d = 0.1633
self.dj = dj = d*1j
self.cj = cj = d*3j
self.c = c = 3*d
self.bj = bj = d*5j
self.b = b = 5*d
self.aj = aj = d*7j
self.a = a = 7*d
self.value = value = 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63
self.symbol = symbol = (-a-aj),(-b-aj),(-c-aj),(-d-aj),(+a-aj),(+b-aj),(+c-aj),(+d-aj),(-a-bj),(-b-bj),(-c-bj),(-d-bj),(+a-bj),(+b-bj),(+c-bj),(+d-bj),(-a-cj),(-b-cj),(-c-cj),(-d-cj),(+a-cj),(+b-cj),(+c-cj),(+d-cj),(-a-dj),(-b-dj),(-c-dj),(-d-dj),(+a-dj),(+b-dj),(+c-dj),(+d-dj),(-a+aj),(-b+aj),(-c+aj),(-d+aj),(+a+aj),(+b+aj),(+c+aj),(+d+aj),(-a+bj),(-b+bj),(-c+bj),(-d+bj),(+a+bj),(+b+bj),(+c+bj),(+d+bj),(-a+cj),(-b+cj),(-c+cj),(-d+cj),(+a+cj),(+b+cj),(+c+cj),(+d+cj),(-a+dj),(-b+dj),(-c+dj),(-d+dj),(+a+dj),(+b+dj),(+c+dj),(+d+dj)
self.samp_rate = samp_rate = 200000
self.constellation = constellation = digital.constellation_calcdist((symbol), (value), 0, 1).base()
##################################################
# Blocks
##################################################
self.vectorSink = blocks.vector_sink_f(1)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(constellation)
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc((symbol), 1)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*1, samp_rate,True)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.blks2_error_rate_0 = grc_blks2.error_rate(
type='BER',
win_size=10000000,
bits_per_symbol=int(math.log(len(symbol))/math.log(2)),
)
self.analog_random_source_x_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, 64, 4000000)), False)
self.analog_noise_source_x_0 =analog.noise_source_c(analog.GR_GAUSSIAN,self.EbN0_to_noise_voltage(EbN0db,int(6)),semente)
##################################################
# Connections
##################################################
self.connect((self.analog_noise_source_x_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.analog_random_source_x_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blks2_error_rate_0, 0), (self.vectorSink, 0))
self.connect((self.blocks_add_xx_0, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blks2_error_rate_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.blks2_error_rate_0, 1))
def test_bc_001(self):
const = [ 1+0j, 0+1j,
-1+0j, 0-1j]
src_data = (0, 1, 2, 3, 3, 2, 1, 0)
expected_result = (1+0j, 0+1j, -1+0j, 0-1j,
0-1j, -1+0j, 0+1j, 1+0j)
src = blocks.vector_source_b(src_data)
op = digital.chunks_to_symbols_bc(const)
dst = blocks.vector_sink_c()
self.tb.connect(src, op)
self.tb.connect(op, dst)
self.tb.run()
actual_result = dst.data()
self.assertEqual(expected_result, actual_result)
def __init__(self, EbN0):
gr.top_block.__init__(self)
self.const = digital.qpsk_constellation()
# Source is N_BITS bits, non-repeated
data = list(map(int, numpy.random.randint(0, self.const.arity(), N_BITS / self.const.bits_per_symbol())))
src = blocks.vector_source_b(data, False)
mod = digital.chunks_to_symbols_bc((self.const.points()), 1)
add = blocks.add_vcc()
noise = analog.noise_source_c(analog.GR_GAUSSIAN,
self.EbN0_to_noise_voltage(EbN0),
RAND_SEED)
demod = digital.constellation_decoder_cb(self.const.base())
ber = BitErrors(self.const.bits_per_symbol())
self.sink = blocks.vector_sink_f()
self.connect(src, mod, add, demod, ber, self.sink)
self.connect(noise, (add, 1))
self.connect(src, (ber, 1))
def __init__(self):
gr.top_block.__init__(self, "Bpsk Tx")
##################################################
# Variables
##################################################
self.sync_word = sync_word = [complex(1, 0), complex(1, 0), complex(-1, 0), complex(-1, 0), complex(-1, 0), complex(-1, 0), complex(1, 0), complex(-1, 0), complex(1, 0), complex(1, 0), complex(-1, 0), complex(1, 0), complex(1, 0), complex(1, 0), complex(-1, 0), complex(-1, 0), complex(1, 0), complex(-1, 0), complex(1, 0), complex(-1, 0), complex(-1, 0), complex(1, 0), complex(1, 0), complex(-1, 0), complex(-1, 0), complex(1, 0), complex(1, 0), complex(-1, 0), complex(1, 0), complex(1, 0), complex(1, 0), complex(-1, 0), complex(1, 0), complex(-1, 0), complex(1, 0), complex(1, 0), complex(1, 0), complex(-1, 0), complex(-1, 0), complex(-1, 0), complex(-1, 0), complex(1, 0), complex(-1, 0), complex(-1, 0), complex(-1, 0), complex(-1, 0), complex(-1, 0), complex(1, 0), complex(1, 0), complex(-1, 0)]
self.samp_rate = samp_rate = 1000000
self.samp_per_symb = samp_per_symb = 8
self.payload_mod = payload_mod = digital.constellation_bpsk()
self.packet_len = packet_len = 96
self.length_tag_name = length_tag_name = "packet_len"
self.bandwidth_excess = bandwidth_excess = .9
##################################################
# Blocks
##################################################
self.root_raised_cosine_filter_0 = filter.interp_fir_filter_ccf(samp_per_symb, firdes.root_raised_cosine(
samp_per_symb, samp_per_symb, 1, bandwidth_excess, 11*samp_per_symb))
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc((payload_mod.points()), 1)
self.dctk_generic_tx_path_0 = dctk.generic_tx_path(
payload_packet_len=packet_len,
sync_packet_len=len(sync_word),
)
self.blocks_vector_source_x_0 = blocks.vector_source_c(sync_word, True, 1, [])
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate)
self.blocks_file_sink_0_0_0 = blocks.file_sink(gr.sizeof_char*1, "/home/csmedina/WiComModules/gr-dctk/build/tx_bits.txt")
self.blocks_file_sink_0_0_0.set_unbuffered(False)
self.blocks_file_sink_0_0 = blocks.file_sink(gr.sizeof_gr_complex*1, "/home/csmedina/WiComModules/gr-dctk/build/tx_symbols.txt")
self.blocks_file_sink_0_0.set_unbuffered(False)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_gr_complex*1, "/home/csmedina/WiComModules/gr-dctk/build/tx_2usrp.txt")
self.blocks_file_sink_0.set_unbuffered(False)
self.analog_random_source_x_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, 2, packet_len)), True)
##################################################
# Connections
##################################################
self.connect((self.blocks_vector_source_x_0, 0), (self.dctk_generic_tx_path_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.dctk_generic_tx_path_0, 1))
self.connect((self.analog_random_source_x_0, 0), (self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.analog_random_source_x_0, 0), (self.blocks_file_sink_0_0_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0), (self.blocks_file_sink_0, 0))
self.connect((self.dctk_generic_tx_path_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blocks_file_sink_0_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.root_raised_cosine_filter_0, 0))
def oqpsktx(self, carrier=10000, samp_rate = 80000, bw=4000, amp=1, code=codes.mycode, **kwargs):
code_table, code_len = codes.codes2table(code), len(code)
chunk_len = int(log(code_len,2))
topblock(self, carrier, samp_rate, bw, amp)
##################################################
# Blocks
##################################################
self.blocks_packed_to_unpacked_xx_0 = blocks.packed_to_unpacked_bb(chunk_len, gr.GR_LSB_FIRST)
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc((code_table), code_len)
self.blocks_repeat_0 = blocks.repeat(gr.sizeof_gr_complex*1, 4)
self.blocks_vector_source_x_0 = blocks.vector_source_c([0, sin(pi/4), 1, sin(3*pi/4)], True, 1, [])
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
self.blocks_delay_0 = blocks.delay(gr.sizeof_float*1, 2)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=int(samp_rate/bw),
decimation=1,
taps=None,
fractional_bw=None,
)
##################################################
# Connections
##################################################
self.connect((self.source, 0), (self.blocks_packed_to_unpacked_xx_0, 0))
self.connect((self.blocks_packed_to_unpacked_xx_0, 0), (self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_repeat_0, 0))
self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_repeat_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_complex_to_float_0, 0))
self.connect((self.blocks_complex_to_float_0, 0), (self.blocks_float_to_complex_0, 0))
self.connect((self.blocks_complex_to_float_0, 1), (self.blocks_delay_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_float_to_complex_0, 1))
self.connect((self.blocks_float_to_complex_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.sink, 0))
def asktx(self, carrier=32000, samp_rate = 80000, bw=1000, amp=1, code=codes.mycode, balanced=False, **kwargs):
code_len = len(code)
chunk_len = int(log(code_len,2))
topblock(self, carrier, samp_rate, bw, amp)
##################################################
# Blocks
##################################################
blocks_packed_to_unpacked_xx_0 = blocks.packed_to_unpacked_bb(chunk_len, gr.GR_LSB_FIRST)
digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc((codes.codes2list(code, balanced)), len(code[0]))
blocks_repeat_0 = blocks.repeat(gr.sizeof_gr_complex*1, samp_rate/bw)
##################################################
# Connections
##################################################
self.connect((self.source, 0), (blocks_packed_to_unpacked_xx_0, 0))
self.connect((blocks_packed_to_unpacked_xx_0, 0), (digital_chunks_to_symbols_xx_0, 0))
self.connect((digital_chunks_to_symbols_xx_0, 0), (blocks_repeat_0, 0))
self.connect((blocks_repeat_0, 0), (self.sink, 0))
def __init__(self, txstr="Hello world", carrier=32000, samp_rate = 80000, bw=1000, amp=1):
gr.top_block.__init__(self, "Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate
self.carrier = carrier
self.bw = bw
##################################################
# Blocks
##################################################
self.source = blocks.vector_source_b(tuple(bytearray(txstr)), False, 1, [])
blocks_packed_to_unpacked_xx_0 = blocks.packed_to_unpacked_bb(1, gr.GR_LSB_FIRST)
digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(([0,1,1,0]), 2)
blocks_repeat_0 = blocks.repeat(gr.sizeof_gr_complex*1, samp_rate/bw)
#XXX Hack: 0.07 should actually be parameter amp, but RPI crashes
analog_sig_source_x_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, carrier, 0.07, 0)
blocks_multiply_xx_0_0 = blocks.multiply_vcc(1)
blocks_complex_to_real_0 = blocks.complex_to_real(1)
audio_sink_0 = audio.sink(samp_rate, "")
self.samp_blocks = [self.source,
blocks_repeat_0,
analog_sig_source_x_0,
audio_sink_0]
##################################################
# Connections
##################################################
self.connect((self.source, 0), (blocks_packed_to_unpacked_xx_0, 0))
self.connect((blocks_packed_to_unpacked_xx_0, 0), (digital_chunks_to_symbols_xx_0, 0))
self.connect((digital_chunks_to_symbols_xx_0, 0), (blocks_repeat_0, 0))
self.connect((blocks_repeat_0, 0), (blocks_multiply_xx_0_0, 0))
self.connect((analog_sig_source_x_0, 0), (blocks_multiply_xx_0_0, 1))
self.connect((blocks_multiply_xx_0_0, 0), (blocks_complex_to_real_0, 0))
self.connect((blocks_complex_to_real_0, 0), (audio_sink_0, 0))
def __init__(self,EbN0db,semente):
gr.top_block.__init__(self)
##################################################
# Variables
##################################################
self.value = value = 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
self.symbol = symbol = (0.33333+1/3j),(0.33333+1j),1+1/3j,1+1j,-0.33333+1/3j,-1+1/3j,-0.33333+1j,-1+1j,-0.33333-1/3j,-0.33333-1j,-1-1/3j,-1-1j,0.33333-1/3j,1-1/3j,0.33333-1j,1-1j
self.samp_rate = samp_rate = 200000
self.constellation = constellation = digital.constellation_calcdist((symbol), (value), 4, 1).base()
##################################################
# Blocks
##################################################
self.vectorSink = blocks.vector_sink_f(1)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(constellation)
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc((symbol), 1)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*1, samp_rate,True)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.blks2_error_rate_0 = grc_blks2.error_rate(
type='BER',
win_size=10000000,
bits_per_symbol=int(math.log(len(symbol))/math.log(2)),
)
self.analog_random_source_x_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, 16, 10000000)), False)
self.analog_noise_source_x_0 =analog.noise_source_c(analog.GR_GAUSSIAN,self.EbN0_to_noise_voltage(EbN0db,int(4)),semente)
##################################################
# Connections
##################################################
self.connect((self.analog_noise_source_x_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.analog_random_source_x_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blks2_error_rate_0, 0), (self.vectorSink, 0))
self.connect((self.blocks_add_xx_0, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blks2_error_rate_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.blks2_error_rate_0, 1))
def atest_one(self):
tb = gr.top_block()
MTU = 4000
tagname = "_length"
packets = (
(0, 0, 0, 0)*32,
(0, 0, 1, 0)*16,
(1, 1, 1, 0)*4,
)
data, tags = ofdm.utils.packets_to_vectors(packets, tagname)
constellation = digital.bpsk_constellation()
src = gr.vector_source_b(data, tags, False, 1)
tag_scaler1 = ofdm.scale_tags(1, tagname, 0.125)
packer = gr.unpacked_to_packed_bb(1, gr.GR_MSB_FIRST)
crc1 = ofdm.crc32_bb(False, MTU, tagname)
crc2 = ofdm.crc32_bb(True, MTU, tagname)
tag_scaler2 = ofdm.scale_tags(1, tagname, 8)
unpacker = gr.packed_to_unpacked_bb(1, gr.GR_MSB_FIRST)
chunks2symbols = digital.chunks_to_symbols_bc(constellation.points())
snk = gr.vector_sink_b()
#tb.connect(src, packer, crc, tag_scaler, unpacker, chunks2symbols, snk)
tb.connect(src, tag_scaler1, packer, crc1, crc2, tag_scaler2, unpacker, snk)
tb.run()
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.length_tag_key = length_tag_key = "packet_len"
self.hsize = hsize = 96
self.sym = sym = -1, 1
self.samp_rate = samp_rate = 32000
self.header_formatter = header_formatter = digital.packet_header_default(
hsize, length_tag_key)
self.hdr_format = hdr_format = digital.header_format_default(
digital.packet_utils.default_access_code, 1, 1)
self.const = const = digital.constellation_calcdist(
(digital.psk_2()[0]), (digital.psk_2()[1]), 2, 1).base()
self.const.gen_soft_dec_lut(8)
##################################################
# Blocks
##################################################
self.digital_packet_headerparser_b_0_0 = digital.packet_headerparser_b(
header_formatter)
self.digital_packet_headergenerator_bb_0_0 = digital.packet_headergenerator_bb(
header_formatter.formatter(), "packet_len")
self.digital_header_payload_demux_0 = digital.header_payload_demux(
hdr_format.header_nbits(),
1,
0,
length_tag_key,
length_tag_key,
True,
gr.sizeof_gr_complex,
"rx_time",
samp_rate,
(),
0,
)
self.digital_constellation_decoder_cb_0_1 = digital.constellation_decoder_cb(
const.base())
self.digital_constellation_decoder_cb_0_0 = digital.constellation_decoder_cb(
const.base())
self.digital_chunks_to_symbols_xx_0_1 = digital.chunks_to_symbols_bc(
(const.points()), 1)
self.digital_chunks_to_symbols_xx_0_0_0 = digital.chunks_to_symbols_bc(
(const.points()), 1)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char * 1, samp_rate,
True)
self.blocks_tagged_stream_mux_0_0 = blocks.tagged_stream_mux(
gr.sizeof_gr_complex * 1, length_tag_key, 0)
self.blocks_tagged_stream_multiply_length_0 = blocks.tagged_stream_multiply_length(
gr.sizeof_gr_complex * 1, length_tag_key, 8)
self.blocks_tag_debug_1_0 = blocks.tag_debug(gr.sizeof_char * 1,
'Rx Bytes', "")
self.blocks_tag_debug_1_0.set_display(True)
self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream(
gr.sizeof_char, 1, 96, length_tag_key)
self.blocks_repack_bits_bb_0_3_0 = blocks.repack_bits_bb(
8, 1, length_tag_key, False, gr.GR_LSB_FIRST)
self.blocks_repack_bits_bb_0_3 = blocks.repack_bits_bb(
8, 1, length_tag_key, False, gr.GR_LSB_FIRST)
self.blocks_repack_bits_bb_0_0_0_0 = blocks.repack_bits_bb(
const.bits_per_symbol(), 8, '', False, gr.GR_LSB_FIRST)
self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(
const.bits_per_symbol(), 8, length_tag_key, False, gr.GR_LSB_FIRST)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_char * 1, '/home/andre/Desktop/transmit_maior.txt',
False)
self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL)
self.blocks_file_sink_0_1 = blocks.file_sink(
gr.sizeof_char * 1, '/home/andre/Desktop/transmitido/depois.txt',
False)
self.blocks_file_sink_0_1.set_unbuffered(False)
##################################################
# Connections
##################################################
self.msg_connect(
(self.digital_packet_headerparser_b_0_0, 'header_data'),
(self.digital_header_payload_demux_0, 'header_data'))
self.connect((self.blocks_file_source_0, 0),
(self.blocks_stream_to_tagged_stream_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0),
(self.blocks_file_sink_0_1, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0),
(self.blocks_tag_debug_1_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_0, 0),
(self.digital_packet_headerparser_b_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0_3, 0),
(self.digital_chunks_to_symbols_xx_0_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0_3_0, 0),
(self.digital_chunks_to_symbols_xx_0_1, 0))
self.connect((self.blocks_stream_to_tagged_stream_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_tagged_stream_multiply_length_0, 0),
(self.digital_constellation_decoder_cb_0_0, 0))
self.connect((self.blocks_tagged_stream_mux_0_0, 0),
(self.digital_header_payload_demux_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.blocks_repack_bits_bb_0_3, 0))
self.connect((self.blocks_throttle_0, 0),
(self.digital_packet_headergenerator_bb_0_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0_0_0, 0),
(self.blocks_tagged_stream_mux_0_0, 1))
self.connect((self.digital_chunks_to_symbols_xx_0_1, 0),
(self.blocks_tagged_stream_mux_0_0, 0))
self.connect((self.digital_constellation_decoder_cb_0_0, 0),
(self.blocks_repack_bits_bb_0_0, 0))
self.connect((self.digital_constellation_decoder_cb_0_1, 0),
(self.blocks_repack_bits_bb_0_0_0_0, 0))
self.connect((self.digital_header_payload_demux_0, 1),
(self.blocks_tagged_stream_multiply_length_0, 0))
self.connect((self.digital_header_payload_demux_0, 0),
(self.digital_constellation_decoder_cb_0_1, 0))
self.connect((self.digital_packet_headergenerator_bb_0_0, 0),
(self.blocks_repack_bits_bb_0_3_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, "Coded Multicasting Scheme")
##################################################
# Variables
##################################################
self.pilot_symbols = pilot_symbols = ((
1,
1,
1,
-1,
), )
self.pilot_carriers = pilot_carriers = ((
-21,
-7,
7,
21,
), )
self.payload_mod = payload_mod = digital.constellation_qpsk()
self.packet_length_tag_key = packet_length_tag_key = "packet_len"
self.occupied_carriers = occupied_carriers = (
range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) +
range(8, 21) + range(22, 27), )
self.length_tag_key = length_tag_key = "frame_len"
self.header_mod = header_mod = digital.constellation_bpsk()
self.fft_len = fft_len = 64
self.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 = 32000
self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len, payload_mod.base(), occupied_carriers, pilot_carriers,
pilot_symbols, 0, 1)
self.packet_len = packet_len = 2048 / 8
self.header_formatter = header_formatter = digital.packet_header_ofdm(
occupied_carriers,
n_syms=1,
len_tag_key=packet_length_tag_key,
frame_len_tag_key=length_tag_key,
bits_per_header_sym=header_mod.bits_per_symbol(),
bits_per_payload_sym=payload_mod.bits_per_symbol(),
scramble_header=False)
self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len, header_mod.base(), occupied_carriers, pilot_carriers,
pilot_symbols, 0, 1)
self.Users = Users = 10
self.Small_Packet_Len = Small_Packet_Len = 100
self.Files = Files = 20
self.Demands = Demands = 1
self.Chunks = Chunks = 100
##################################################
# Blocks
##################################################
self.projectCACHE_polarEnc_b_0 = projectCACHE.polarEnc_b(
2048, 810, 1620, 3, 12)
self.projectCACHE_PolarDec_b_0 = projectCACHE.PolarDec_b(
2048, 810, 1620, 3, 12, packet_length_tag_key)
self.fft_vxx_1 = fft.fft_vcc(fft_len, True, (), True, 1)
self.fft_vxx_0_0 = fft.fft_vcc(fft_len, False, (()), True, 1)
self.fft_vxx_0 = fft.fft_vcc(fft_len, True, (()), True, 1)
self.digital_packet_headerparser_b_0 = digital.packet_headerparser_b(
header_formatter.base())
self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb(
header_formatter.formatter(), "packet_len")
self.digital_ofdm_sync_sc_cfb_0 = digital.ofdm_sync_sc_cfb(
fft_len, fft_len / 4, False, 0.9)
self.digital_ofdm_serializer_vcc_payload = digital.ofdm_serializer_vcc(
fft_len, occupied_carriers, length_tag_key, packet_length_tag_key,
1, '', True)
self.digital_ofdm_serializer_vcc_header = digital.ofdm_serializer_vcc(
fft_len, occupied_carriers, length_tag_key, '', 0, '', True)
self.digital_ofdm_frame_equalizer_vcvc_1 = digital.ofdm_frame_equalizer_vcvc(
payload_equalizer.base(), fft_len / 4, length_tag_key, True, 0)
self.digital_ofdm_frame_equalizer_vcvc_0 = digital.ofdm_frame_equalizer_vcvc(
header_equalizer.base(), fft_len / 4, length_tag_key, True, 1)
self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer(
fft_len, fft_len + fft_len / 4, 0, packet_length_tag_key)
self.digital_ofdm_chanest_vcvc_0 = digital.ofdm_chanest_vcvc(
(sync_word1), (sync_word2), 1, 0, 3, False)
self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc(
fft_len, occupied_carriers, pilot_carriers, pilot_symbols,
(sync_word1, sync_word2), packet_length_tag_key)
self.digital_header_payload_demux_0 = digital.header_payload_demux(
3,
fft_len,
fft_len / 4,
length_tag_key,
"",
True,
gr.sizeof_gr_complex,
"rx_time",
samp_rate,
(),
0,
)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
header_mod.base())
self.digital_chunks_to_symbols_xx_0_1 = digital.chunks_to_symbols_bc(
(header_mod.points()), 1)
self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc(
(payload_mod.points()), 1)
self.channels_channel_model_0_0 = channels.channel_model(
noise_voltage=0.8,
frequency_offset=1.0,
epsilon=1.0,
taps=(1.0, ),
noise_seed=0,
block_tags=False)
self.blocks_throttle_0_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(
gr.sizeof_gr_complex * 1, packet_length_tag_key, 0)
(self.blocks_tagged_stream_mux_0).set_max_output_buffer(8192)
self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1,
False)
self.blocks_tag_gate_0.set_single_key("")
self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream(
gr.sizeof_char, 1, packet_len, packet_length_tag_key)
self.blocks_repack_bits_bb_0_1 = blocks.repack_bits_bb(
1, 8, "", False, gr.GR_LSB_FIRST)
self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(
8, payload_mod.bits_per_symbol(), packet_length_tag_key, False,
gr.GR_LSB_FIRST)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc((1, ))
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1,
fft_len + fft_len / 4)
self.analog_frequency_modulator_fc_0 = analog.frequency_modulator_fc(
-2.0 / fft_len)
##################################################
# Connections
##################################################
self.msg_connect((self.digital_packet_headerparser_b_0, 'header_data'),
(self.digital_header_payload_demux_0, 'header_data'))
self.connect((self.analog_frequency_modulator_fc_0, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_multiply_const_vxx_1, 0),
(self.blocks_throttle_0_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.digital_header_payload_demux_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0),
(self.digital_chunks_to_symbols_xx_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0_1, 0),
(self.blocks_stream_to_tagged_stream_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0, 0),
(self.blocks_repack_bits_bb_0_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0, 0),
(self.digital_packet_headergenerator_bb_0, 0))
self.connect((self.blocks_tag_gate_0, 0),
(self.blocks_multiply_const_vxx_1, 0))
self.connect((self.blocks_tagged_stream_mux_0, 0),
(self.digital_ofdm_carrier_allocator_cvc_0, 0))
self.connect((self.blocks_throttle_0_0, 0),
(self.channels_channel_model_0_0, 0))
self.connect((self.channels_channel_model_0_0, 0),
(self.blocks_delay_0, 0))
self.connect((self.channels_channel_model_0_0, 0),
(self.digital_ofdm_sync_sc_cfb_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0_0, 0),
(self.blocks_tagged_stream_mux_0, 1))
self.connect((self.digital_chunks_to_symbols_xx_0_1, 0),
(self.blocks_tagged_stream_mux_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_packet_headerparser_b_0, 0))
self.connect((self.digital_header_payload_demux_0, 0),
(self.fft_vxx_0, 0))
self.connect((self.digital_header_payload_demux_0, 1),
(self.fft_vxx_1, 0))
self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0),
(self.fft_vxx_0_0, 0))
self.connect((self.digital_ofdm_chanest_vcvc_0, 0),
(self.digital_ofdm_frame_equalizer_vcvc_0, 0))
self.connect((self.digital_ofdm_cyclic_prefixer_0, 0),
(self.blocks_tag_gate_0, 0))
self.connect((self.digital_ofdm_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.projectCACHE_PolarDec_b_0, 0))
self.connect((self.digital_ofdm_sync_sc_cfb_0, 0),
(self.analog_frequency_modulator_fc_0, 0))
self.connect((self.digital_ofdm_sync_sc_cfb_0, 1),
(self.digital_header_payload_demux_0, 1))
self.connect((self.digital_packet_headergenerator_bb_0, 0),
(self.digital_chunks_to_symbols_xx_0_1, 0))
self.connect((self.fft_vxx_0, 0),
(self.digital_ofdm_chanest_vcvc_0, 0))
self.connect((self.fft_vxx_0_0, 0),
(self.digital_ofdm_cyclic_prefixer_0, 0))
self.connect((self.fft_vxx_1, 0),
(self.digital_ofdm_frame_equalizer_vcvc_1, 0))
self.connect((self.projectCACHE_polarEnc_b_0, 0),
(self.blocks_repack_bits_bb_0_1, 0))
def __init__(self, fft_len=_def_fft_len, cp_len=_def_cp_len,
packet_length_tag_key=_def_packet_length_tag_key,
occupied_carriers=_def_occupied_carriers,
pilot_carriers=_def_pilot_carriers,
pilot_symbols=_def_pilot_symbols,
bps_header=1,
bps_payload=1,
sync_word1=None,
sync_word2=None,
rolloff=0,
debug_log=False,
scramble_bits=False
):
gr.hier_block2.__init__(self, "ofdm_tx",
gr.io_signature(1, 1, gr.sizeof_char),
gr.io_signature(1, 1, gr.sizeof_gr_complex))
### Param init / sanity check ########################################
self.fft_len = fft_len
self.cp_len = cp_len
self.packet_length_tag_key = packet_length_tag_key
self.occupied_carriers = occupied_carriers
self.pilot_carriers = pilot_carriers
self.pilot_symbols = pilot_symbols
self.bps_header = bps_header
self.bps_payload = bps_payload
self.sync_word1 = sync_word1
if sync_word1 is None:
self.sync_word1 = _make_sync_word1(fft_len, occupied_carriers, pilot_carriers)
else:
if len(sync_word1) != self.fft_len:
raise ValueError("Length of sync sequence(s) must be FFT length.")
self.sync_words = [self.sync_word1,]
if sync_word2 is None:
self.sync_word2 = _make_sync_word2(fft_len, occupied_carriers, pilot_carriers)
else:
self.sync_word2 = sync_word2
if len(self.sync_word2):
if len(self.sync_word2) != fft_len:
raise ValueError("Length of sync sequence(s) must be FFT length.")
self.sync_word2 = list(self.sync_word2)
self.sync_words.append(self.sync_word2)
if scramble_bits:
self.scramble_seed = 0x7f
else:
self.scramble_seed = 0x00 # We deactivate the scrambler by init'ing it with zeros
### Header modulation ################################################
crc = digital.crc32_bb(False, self.packet_length_tag_key)
header_constellation = _get_constellation(bps_header)
header_mod = digital.chunks_to_symbols_bc(header_constellation.points())
formatter_object = digital.packet_header_ofdm(
occupied_carriers=occupied_carriers, n_syms=1,
bits_per_header_sym=self.bps_header,
bits_per_payload_sym=self.bps_payload,
scramble_header=scramble_bits
)
header_gen = digital.packet_headergenerator_bb(formatter_object.base(), self.packet_length_tag_key)
header_payload_mux = blocks.tagged_stream_mux(
itemsize=gr.sizeof_gr_complex*1,
lengthtagname=self.packet_length_tag_key,
tag_preserve_head_pos=1 # Head tags on the payload stream stay on the head
)
self.connect(
self,
crc,
header_gen,
header_mod,
(header_payload_mux, 0)
)
if debug_log:
self.connect(header_gen, blocks.file_sink(1, 'tx-hdr.dat'))
### Payload modulation ###############################################
payload_constellation = _get_constellation(bps_payload)
payload_mod = digital.chunks_to_symbols_bc(payload_constellation.points())
payload_scrambler = digital.additive_scrambler_bb(
0x8a,
self.scramble_seed,
7,
0, # Don't reset after fixed length (let the reset tag do that)
bits_per_byte=8, # This is before unpacking
reset_tag_key=self.packet_length_tag_key
)
payload_unpack = blocks.repack_bits_bb(
8, # Unpack 8 bits per byte
bps_payload,
self.packet_length_tag_key
)
self.connect(
crc,
payload_scrambler,
payload_unpack,
payload_mod,
(header_payload_mux, 1)
)
### Create OFDM frame ################################################
allocator = digital.ofdm_carrier_allocator_cvc(
self.fft_len,
occupied_carriers=self.occupied_carriers,
pilot_carriers=self.pilot_carriers,
pilot_symbols=self.pilot_symbols,
sync_words=self.sync_words,
len_tag_key=self.packet_length_tag_key
)
ffter = fft.fft_vcc(
self.fft_len,
False, # Inverse FFT
(), # No window
True # Shift
)
cyclic_prefixer = mofdm.ofdm_cyclic_prefixer(
self.fft_len,
self.fft_len+self.cp_len,
rolloff,
self.packet_length_tag_key
)
self.connect(header_payload_mux, allocator, ffter, cyclic_prefixer, self)
if debug_log:
self.connect(allocator, blocks.file_sink(gr.sizeof_gr_complex * fft_len, 'tx-post-allocator.dat'))
self.connect(cyclic_prefixer, blocks.file_sink(gr.sizeof_gr_complex, 'tx-signal.dat'))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
Qt.QWidget.__init__(self)
self.setWindowTitle("Top Block")
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "top_block")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
self.period = period = 50
self.pdu_length = pdu_length = 1000
self.out_buf_size = out_buf_size = 96000
self.header_formatter = header_formatter = ieee802_11.wifi_signal_field()
self.encoding = encoding = 0
##################################################
# Blocks
##################################################
self._period_range = Range(1, 10000, 1, 50, 200)
self._period_win = RangeWidget(self._period_range, self.set_period, "period", "counter_slider", float)
self.top_layout.addWidget(self._period_win)
self._pdu_length_range = Range(10, 1500, 1, 1000, 200)
self._pdu_length_win = RangeWidget(self._pdu_length_range, self.set_pdu_length, "pdu_length", "counter_slider", int)
self.top_layout.addWidget(self._pdu_length_win)
self._encoding_options = (0, 1, 2, )
self._encoding_labels = ("BPSK 1/2" , "BPSK 3/4", "QPSK 1/2", )
self._encoding_tool_bar = Qt.QToolBar(self)
self._encoding_tool_bar.addWidget(Qt.QLabel("Encoding"+": "))
self._encoding_combo_box = Qt.QComboBox()
self._encoding_tool_bar.addWidget(self._encoding_combo_box)
for label in self._encoding_labels: self._encoding_combo_box.addItem(label)
self._encoding_callback = lambda i: Qt.QMetaObject.invokeMethod(self._encoding_combo_box, "setCurrentIndex", Qt.Q_ARG("int", self._encoding_options.index(i)))
self._encoding_callback(self.encoding)
self._encoding_combo_box.currentIndexChanged.connect(
lambda i: self.set_encoding(self._encoding_options[i]))
self.top_layout.addWidget(self._encoding_tool_bar)
self.qtgui_time_sink_x_0_0_0_1_0_1 = qtgui.time_sink_c(
2**10, #size
samp_rate, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_0_0_1_0_1.set_update_time(1)
self.qtgui_time_sink_x_0_0_0_1_0_1.set_y_axis(-0.1, 1000)
self.qtgui_time_sink_x_0_0_0_1_0_1.set_y_label("Amplitude", "")
self.qtgui_time_sink_x_0_0_0_1_0_1.enable_tags(-1, True)
self.qtgui_time_sink_x_0_0_0_1_0_1.set_trigger_mode(qtgui.TRIG_MODE_NORM, qtgui.TRIG_SLOPE_POS, 0.001, 5e-3, 0, "FISTOR")
self.qtgui_time_sink_x_0_0_0_1_0_1.enable_autoscale(True)
self.qtgui_time_sink_x_0_0_0_1_0_1.enable_grid(True)
self.qtgui_time_sink_x_0_0_0_1_0_1.enable_control_panel(False)
if not True:
self.qtgui_time_sink_x_0_0_0_1_0_1.disable_legend()
labels = ["correlation I", "correlation Q", "correlation_big", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2*1):
if len(labels[i]) == 0:
if(i % 2 == 0):
self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_label(i, "Re{{Data {0}}}".format(i/2))
else:
self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_label(i, "Im{{Data {0}}}".format(i/2))
else:
self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_0_0_1_0_1.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_0_0_1_0_1_win = sip.wrapinstance(self.qtgui_time_sink_x_0_0_0_1_0_1.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_time_sink_x_0_0_0_1_0_1_win)
self.ieee802_11_ofdm_mapper_0 = ieee802_11.ofdm_mapper(encoding, False)
self.ieee802_11_ofdm_mac_0 = ieee802_11.ofdm_mac(([0x23, 0x23, 0x23, 0x23, 0x23, 0x23]), ([0x42, 0x42, 0x42, 0x42, 0x42, 0x42]), ([0xff, 0xff, 0xff, 0xff, 0xff, 255]))
(self.ieee802_11_ofdm_mac_0).set_processor_affinity([3])
(self.ieee802_11_ofdm_mac_0).set_min_output_buffer(96000)
self.ieee802_11_chunks_to_symbols_xx_0 = ieee802_11.chunks_to_symbols()
(self.ieee802_11_chunks_to_symbols_xx_0).set_min_output_buffer(96000)
self.foo_packet_pad2_0 = foo.packet_pad2(False, False, 0.0001, 5000, 5000)
(self.foo_packet_pad2_0).set_processor_affinity([3])
(self.foo_packet_pad2_0).set_min_output_buffer(96000)
self.fft_vxx_0_0 = fft.fft_vcc(64, False, (tuple([1/52**.5] * 64)), True, 1)
(self.fft_vxx_0_0).set_min_output_buffer(96000)
self.digital_packet_headergenerator_bb_0 = digital.packet_headergenerator_bb(header_formatter.formatter(), "packet_len")
self.digital_ofdm_cyclic_prefixer_0_0 = digital.ofdm_cyclic_prefixer(64, 64+16, 2, "packet_len")
(self.digital_ofdm_cyclic_prefixer_0_0).set_min_output_buffer(96000)
self.digital_ofdm_carrier_allocator_cvc_0_0_0 = digital.ofdm_carrier_allocator_cvc(64, (range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27),), ((-21, -7, 7, 21), ), ((1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (1, 1, 1, -1), (1, 1, 1, -1), (1, 1, 1, -1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1), (-1, -1, -1, 1)), ((0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0), (0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (-1.4719601443879746-1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, (1.4719601443879746+1.4719601443879746j), 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0), (0, 0j, 0, 0j, 0, 0j, -1, 1j, -1, 1j, -1, 1j, -1, -1j, 1, 1j, 1, -1j, -1, 1j, 1, 1j, 1, 1j, 1, 1j, -1, (-0-1j), 1, -1j, -1, 1j, 0, -1j, 1, (-0-1j), 1, -1j, 1, 1j, -1, -1j, 1, (-0-1j), -1, 1j, 1, 1j, 1, 1j, 1, 1j, -1, -1j, 1, 1j, 1, -1j, -1, 0j, 0, 0j, 0, 0j), (0, 0, 0, 0, 0, 0, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 0, 1, -1, -1, 1, 1, -1, 1, -1, 1, -1, -1, -1, -1, -1, 1, 1, -1, -1, 1, -1, 1, -1, 1, 1, 1, 1, 0, 0, 0, 0, 0)), "packet_len")
(self.digital_ofdm_carrier_allocator_cvc_0_0_0).set_min_output_buffer(96000)
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(([-1, 1]), 1)
self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, "packet_len", 1)
(self.blocks_tagged_stream_mux_0).set_min_output_buffer(96000)
self.blocks_message_strobe_0_0 = blocks.message_strobe(pmt.intern("".join("x" for i in range(pdu_length)) + "1234"), period)
(self.blocks_message_strobe_0_0).set_processor_affinity([3])
(self.blocks_message_strobe_0_0).set_min_output_buffer(96000)
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_message_strobe_0_0, 'strobe'), (self.ieee802_11_ofdm_mac_0, 'app in'))
self.msg_connect((self.ieee802_11_ofdm_mac_0, 'phy out'), (self.ieee802_11_ofdm_mapper_0, 'in'))
self.connect((self.blocks_tagged_stream_mux_0, 0), (self.digital_ofdm_carrier_allocator_cvc_0_0_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 0))
self.connect((self.digital_ofdm_carrier_allocator_cvc_0_0_0, 0), (self.fft_vxx_0_0, 0))
self.connect((self.digital_ofdm_cyclic_prefixer_0_0, 0), (self.foo_packet_pad2_0, 0))
self.connect((self.digital_packet_headergenerator_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_cyclic_prefixer_0_0, 0))
self.connect((self.foo_packet_pad2_0, 0), (self.qtgui_time_sink_x_0_0_0_1_0_1, 0))
self.connect((self.ieee802_11_chunks_to_symbols_xx_0, 0), (self.blocks_tagged_stream_mux_0, 1))
self.connect((self.ieee802_11_ofdm_mapper_0, 0), (self.digital_packet_headergenerator_bb_0, 0))
self.connect((self.ieee802_11_ofdm_mapper_0, 0), (self.ieee802_11_chunks_to_symbols_xx_0, 0))
def __init__(self, puncpat='11'):
gr.top_block.__init__(self, "Tutorial")
Qt.QWidget.__init__(self)
self.setWindowTitle("Tutorial")
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", "tutorial_10")
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.tx_rrc_taps = tx_rrc_taps = firdes.root_raised_cosine(
nfilts, nfilts, 1.0, eb, 5 * sps * nfilts)
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.rate = rate = 2
self.polys = polys = [109, 79]
self.k = k = 7
self.vector = vector = [int(random.random() * 7) for i in range(49600)]
self.variable_qtgui_range_0_1 = variable_qtgui_range_0_1 = 38
self.variable_qtgui_range_0 = variable_qtgui_range_0 = 50
self.samp_rate = samp_rate = samp_rate_array_MCR[3]
self.rx_rrc_taps = rx_rrc_taps = firdes.root_raised_cosine(
nfilts, nfilts * sps, 1.0, eb, 11 * sps * nfilts)
self.pld_enc = pld_enc = map((lambda a: fec.cc_encoder_make(
440, k, rate, (polys), 0, fec.CC_TERMINATED, False)), range(0, 4))
self.pld_dec = pld_dec = map((lambda a: fec.cc_decoder.make(
440, k, rate, (polys), 0, -1, fec.CC_TERMINATED, False)),
range(0, 8))
self.pld_const = pld_const = digital.constellation_16qam().base()
self.pld_const.gen_soft_dec_lut(8)
self.frequencia_usrp = frequencia_usrp = 484e6
self.filt_delay = filt_delay = 1 + (taps_per_filt - 1) / 2
self.copy = copy = True
self.MCR = MCR = "master_clock_rate=60e6"
##################################################
# Blocks
##################################################
_copy_check_box = Qt.QCheckBox("copy")
self._copy_choices = {True: True, False: False}
self._copy_choices_inv = dict(
(v, k) for k, v in self._copy_choices.iteritems())
self._copy_callback = lambda i: Qt.QMetaObject.invokeMethod(
_copy_check_box, "setChecked",
Qt.Q_ARG("bool", self._copy_choices_inv[i]))
self._copy_callback(self.copy)
_copy_check_box.stateChanged.connect(
lambda i: self.set_copy(self._copy_choices[bool(i)]))
self.top_grid_layout.addWidget(_copy_check_box, 0, 4, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(4, 5):
self.top_grid_layout.setColumnStretch(c, 1)
self._variable_qtgui_range_0_1_range = Range(0, 73, 1, 38, 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.scrambler_packets_same_seed_scramble_packetize_0 = scrambler_packets_same_seed.scramble_packetize(
0x8A, 0x7F, 7, 440)
self.scrambler_packets_same_seed_descramble_packetize_0 = scrambler_packets_same_seed.descramble_packetize(
0x8A, 0x7F, 7, 440)
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 = 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, 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_const_sink_x_0_0_0_1_0 = qtgui.const_sink_c(
1024, #size
"RX Treated Constellation", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0_0_1_0.set_update_time(0.10)
self.qtgui_const_sink_x_0_0_0_1_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_1_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_1_0.set_trigger_mode(
qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_0_0_0_1_0.enable_autoscale(False)
self.qtgui_const_sink_x_0_0_0_1_0.enable_grid(False)
self.qtgui_const_sink_x_0_0_0_1_0.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0_0_1_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_1_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0_0_1_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0_0_1_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0_0_1_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0_0_1_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0_0_1_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0_0_1_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_0_1_0_win = sip.wrapinstance(
self.qtgui_const_sink_x_0_0_0_1_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_0_1_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.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.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.fec_extended_decoder_0_0_1_0_1_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 / 400.0, (rx_rrc_taps), nfilts, nfilts / 2, 1.5, 1)
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)
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_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_vector_source_x_0_0_0 = blocks.vector_source_b([0], True,
1, [])
self.blocks_stream_mux_0_1_0 = blocks.stream_mux(
gr.sizeof_char * 1, (96, 896))
self.blocks_stream_mux_0_0 = blocks.stream_mux(gr.sizeof_char * 1,
(892, 4))
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_0_1 = blocks.repack_bits_bb(
1, pld_const.bits_per_symbol(), '', 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(
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_keep_m_in_n_0_0_2_0 = blocks.keep_m_in_n(
gr.sizeof_char, 892, 896, 0)
self.blocks_file_source_0_0_1_0 = blocks.file_source(
gr.sizeof_char * 1,
'/home/andre/Desktop/Files_To_Transmit/trasmit_10_mb.txt', False)
self.blocks_file_source_0_0_1_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_copy_0 = blocks.copy(gr.sizeof_gr_complex * 1)
self.blocks_copy_0.set_enabled(copy)
self.blocks_char_to_float_1_0_1 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_1_0_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, 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_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, 0),
(self.qtgui_time_sink_x_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_copy_0, 0),
(self.blocks_multiply_const_vxx_1, 0))
self.connect((self.blocks_file_source_0_0_1_0, 0),
(self.blocks_char_to_float_1_0_0, 0))
self.connect((self.blocks_file_source_0_0_1_0, 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_multiply_const_vxx_1, 0),
(self.digital_fll_band_edge_cc_0, 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_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),
(self.blocks_char_to_float_1_0_1, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0),
(self.blocks_file_sink_0_0_0_2, 0))
self.connect((self.blocks_repack_bits_bb_0_1, 0),
(self.insert_vec_cpp_new_vec_0, 0))
self.connect(
(self.blocks_repack_bits_bb_1_0_0_1, 0),
(self.scrambler_packets_same_seed_scramble_packetize_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_0_1, 0))
self.connect((self.blocks_vector_source_x_0_0_0, 0),
(self.blocks_stream_mux_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_constellation_decoder_cb_0_0, 0),
(self.blocks_repack_bits_bb_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_fll_band_edge_cc_0, 0),
(self.digital_pfb_clock_sync_xxx_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),
(self.digital_constellation_decoder_cb_0_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.qtgui_const_sink_x_0_0_0_1_0, 0))
self.connect(
(self.fec_extended_decoder_0_0_1_0_1_0, 0),
(self.scrambler_packets_same_seed_descramble_packetize_0, 0))
self.connect((self.fec_extended_encoder_0, 0),
(self.blocks_stream_mux_0_0, 0))
self.connect((self.insert_vec_cpp_new_vec_0, 0),
(self.digital_chunks_to_symbols_xx_0_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0),
(self.blocks_copy_0, 0))
self.connect(
(self.scrambler_packets_same_seed_descramble_packetize_0, 0),
(self.blocks_repack_bits_bb_0_0, 0))
self.connect(
(self.scrambler_packets_same_seed_scramble_packetize_0, 0),
(self.fec_extended_encoder_0, 0))
def __init__(self, puncpat='11'):
gr.top_block.__init__(self, "Tx No Gui")
Qt.QWidget.__init__(self)
self.setWindowTitle("Tx No Gui")
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_no_gui")
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.tx_rrc_taps = tx_rrc_taps = firdes.root_raised_cosine(
nfilts, nfilts, 1.0, eb, 11 * sps * nfilts)
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.rate = rate = 2
self.polys = polys = [109, 79]
self.k = k = 7
self.vector = vector = [int(random.random() * 4) for i in range(49600)]
self.variable_qtgui_range_0_0 = variable_qtgui_range_0_0 = 50
self.samp_rate = samp_rate = samp_rate_array_MCR[2]
self.pld_enc = pld_enc = map((lambda a: fec.cc_encoder_make(
440, k, rate, (polys), 0, fec.CC_TERMINATED, False)), 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.filt_delay = filt_delay = 1 + (taps_per_filt - 1) / 2
self.MCR = MCR = "master_clock_rate=60e6"
##################################################
# Blocks
##################################################
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_TX', "counter_slider",
float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_0_0_win, 0,
2, 1, 2)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 4):
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.scrambler_cpp_additive_scrambler_0 = scrambler_cpp.additive_scrambler(
0x8A, 0x7F, 7, 440 - 32)
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.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_stream_mux_0_1_0 = blocks.stream_mux(
gr.sizeof_char * 1, (96, 896))
self.blocks_stream_mux_0_0 = blocks.stream_mux(gr.sizeof_char * 1,
(892, 4))
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 = blocks.file_source(
gr.sizeof_char * 1,
'/home/andre/Desktop/Files_To_Transmit/trasmit_10_mb.txt', False)
self.blocks_file_source_0_0_1_0.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, 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_file_source_0_0_1_0, 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.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, 0))
self.connect((self.blocks_vector_source_x_0_0_0, 0),
(self.blocks_stream_mux_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))
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.fec_extended_encoder_0, 0))
def __init__(self,
samples_per_symbol=_def_samples_per_symbol,
excess_bw=_def_excess_bw,
verbose=_def_verbose,
log=_def_log):
"""
Hierarchical block for RRC-filtered QPSK modulation.
The input is a byte stream (unsigned char) and the
output is the complex modulated signal at baseband.
@param samples_per_symbol: samples per symbol >= 2
@type samples_per_symbol: integer
@param excess_bw: Root-raised cosine filter excess bandwidth
@type excess_bw: float
@param verbose: Print information about modulator?
@type verbose: bool
@param debug: Print modualtion data to files?
@type debug: bool
"""
gr.hier_block2.__init__(self, "cqpsk_mod",
gr.io_signature(1, 1, gr.sizeof_char), # Input signature
gr.io_signature(1, 1, gr.sizeof_gr_complex)) # Output signature
self._samples_per_symbol = samples_per_symbol
self._excess_bw = excess_bw
if not isinstance(samples_per_symbol, int) or samples_per_symbol < 2:
raise TypeError, ("sbp must be an integer >= 2, is %d" % samples_per_symbol)
ntaps = 11 * samples_per_symbol
arity = 8
# turn bytes into k-bit vectors
self.bytes2chunks = \
blocks.packed_to_unpacked_bb(self.bits_per_symbol(), gr.GR_MSB_FIRST)
# 0 +45 1 [+1]
# 1 +135 3 [+3]
# 2 -45 7 [-1]
# 3 -135 5 [-3]
self.pi4map = [1, 3, 7, 5]
self.symbol_mapper = digital.map_bb(self.pi4map)
self.diffenc = digital.diff_encoder_bb(arity)
self.chunks2symbols = digital.chunks_to_symbols_bc(psk.constellation[arity])
# pulse shaping filter
self.rrc_taps = filter.firdes.root_raised_cosine(
self._samples_per_symbol, # gain (sps since we're interpolating by sps)
self._samples_per_symbol, # sampling rate
1.0, # symbol rate
self._excess_bw, # excess bandwidth (roll-off factor)
ntaps)
self.rrc_filter = filter.interp_fir_filter_ccf(self._samples_per_symbol, self.rrc_taps)
if verbose:
self._print_verbage()
if log:
self._setup_logging()
# Connect & Initialize base class
self.connect(self, self.bytes2chunks, self.symbol_mapper, self.diffenc,
self.chunks2symbols, self.rrc_filter, self)
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.nfilts = nfilts = 32
self.samp_rate = samp_rate = 960e3
self.qpsk = qpsk = digital.constellation_rect(([-1-1j, -1+1j, 1+1j, 1-1j]), ([0, 1, 3, 2]), 4, 2, 2, 1, 1).base()
self.RRCfilt = RRCfilt = firdes.root_raised_cosine(nfilts, nfilts, 1.0, 0.35, 5*40*nfilts)
##################################################
# Blocks
##################################################
self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
"", #name
2 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(0, 300)
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)
self.qtgui_time_sink_x_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_0.disable_legend()
labels = ['Tx', 'Rx', '', '', '',
'', '', '', '', '']
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.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_const_sink_x_1 = qtgui.const_sink_c(
1024, #size
"Rx", #name
1 #number of inputs
)
self.qtgui_const_sink_x_1.set_update_time(0.10)
self.qtgui_const_sink_x_1.set_y_axis(-2, 2)
self.qtgui_const_sink_x_1.set_x_axis(-2, 2)
self.qtgui_const_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_1.enable_autoscale(False)
self.qtgui_const_sink_x_1.enable_grid(False)
self.qtgui_const_sink_x_1.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_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_1.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_1.set_line_label(i, labels[i])
self.qtgui_const_sink_x_1.set_line_width(i, widths[i])
self.qtgui_const_sink_x_1.set_line_color(i, colors[i])
self.qtgui_const_sink_x_1.set_line_style(i, styles[i])
self.qtgui_const_sink_x_1.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_1_win = sip.wrapinstance(self.qtgui_const_sink_x_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_1_win)
self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
1024, #size
"Tx", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0.set_update_time(0.10)
self.qtgui_const_sink_x_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_0.enable_autoscale(False)
self.qtgui_const_sink_x_0.enable_grid(False)
self.qtgui_const_sink_x_0.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0.disable_legend()
labels = ['', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "red", "red", "red",
"red", "red", "red", "red", "red"]
styles = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_win = sip.wrapinstance(self.qtgui_const_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_win)
self.pluto_source_0 = iio.pluto_source('ip:192.168.2.1', 2400000000, 2084000, 20000000, 0x8000, True, True, True, "manual", 64.0, '', True)
self.pluto_sink_0 = iio.pluto_sink('ip:192.168.2.1', 2400000000, 2084000, 20000000, 0x8000, False, 10.0, '', True)
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(
2,
taps=(RRCfilt),
flt_size=32)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(2, 62.8e-3, (RRCfilt), 32, 16, 1.5, 2)
self.digital_map_bb_0_0 = digital.map_bb(([0,1,2,3]))
self.digital_map_bb_0 = digital.map_bb(([0,1,2,3]))
self.digital_diff_encoder_bb_0 = digital.diff_encoder_bb(4)
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_constellation_decoder_cb_0 = digital.constellation_decoder_cb(qpsk)
self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(11, 1, 10e-3, 2)
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(([-1-1j, -1+1j, 1+1j, 1-1j]), 1)
self.blocks_unpacked_to_packed_xx_0 = blocks.unpacked_to_packed_bb(2, gr.GR_MSB_FIRST)
self.blocks_uchar_to_float_1 = blocks.uchar_to_float()
self.blocks_uchar_to_float_0 = blocks.uchar_to_float()
self.blocks_packed_to_unpacked_xx_0 = blocks.packed_to_unpacked_bb(2, gr.GR_MSB_FIRST)
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char*1, 'C:\\Users\\patri\\Desktop\\test.txt', True)
self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_char*1, 'C:\\Users\\patri\\Desktop\\txt2.txt', False)
self.blocks_file_sink_0.set_unbuffered(False)
##################################################
# Connections
##################################################
self.connect((self.blocks_file_source_0, 0), (self.blocks_packed_to_unpacked_xx_0, 0))
self.connect((self.blocks_file_source_0, 0), (self.blocks_uchar_to_float_1, 0))
self.connect((self.blocks_packed_to_unpacked_xx_0, 0), (self.digital_map_bb_0, 0))
self.connect((self.blocks_uchar_to_float_0, 0), (self.qtgui_time_sink_x_0, 0))
self.connect((self.blocks_uchar_to_float_1, 0), (self.qtgui_time_sink_x_0, 1))
self.connect((self.blocks_unpacked_to_packed_xx_0, 0), (self.blocks_file_sink_0, 0))
self.connect((self.blocks_unpacked_to_packed_xx_0, 0), (self.blocks_uchar_to_float_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.qtgui_const_sink_x_0, 0))
self.connect((self.digital_cma_equalizer_cc_0, 0), (self.digital_costas_loop_cc_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), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.qtgui_const_sink_x_1, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.digital_map_bb_0_0, 0))
self.connect((self.digital_diff_encoder_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.digital_map_bb_0, 0), (self.digital_diff_encoder_bb_0, 0))
self.connect((self.digital_map_bb_0_0, 0), (self.blocks_unpacked_to_packed_xx_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_cma_equalizer_cc_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.pluto_sink_0, 0))
self.connect((self.pluto_source_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Qam64")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 5056941 * 2
self.rrc_taps = rrc_taps = 50
self.gain = gain = 0
self.center_freq = center_freq = 441000000
##################################################
# Blocks
##################################################
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label="TX gain",
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=25,
num_steps=25,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_gain_sizer)
self.qam_trellis_enc_bb_0 = qam.trellis_enc_bb()
self.qam_transport_framing_enc_bb_0 = qam.transport_framing_enc_bb()
self.qam_reed_solomon_enc_bb_0 = qam.reed_solomon_enc_bb()
self.qam_randomizer_bb_0 = qam.randomizer_bb()
self.qam_interleaver_bb_0 = qam.interleaver_bb(128,4)
self.qam_frame_sync_enc_bb_0 = qam.frame_sync_enc_bb(6)
self.osmosdr_sink_0 = osmosdr.sink( args="numchan=" + str(1) + " " + "bladerf=0,buffers=128,buflen=32768" )
self.osmosdr_sink_0.set_sample_rate(samp_rate)
self.osmosdr_sink_0.set_center_freq(center_freq, 0)
self.osmosdr_sink_0.set_freq_corr(0, 0)
self.osmosdr_sink_0.set_gain(gain, 0)
self.osmosdr_sink_0.set_if_gain(0, 0)
self.osmosdr_sink_0.set_bb_gain(-4, 0)
self.osmosdr_sink_0.set_antenna("", 0)
self.osmosdr_sink_0.set_bandwidth(6000000, 0)
self.interp_fir_filter_xxx_0 = filter.interp_fir_filter_ccc(2, (firdes.root_raised_cosine(0.14, samp_rate, samp_rate/2, 0.18, rrc_taps)))
self.interp_fir_filter_xxx_0.declare_sample_delay(0)
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(([complex(1,1), complex(1,-1), complex(1,-3), complex(-3,-1), complex(-3,1), complex(1,3), complex(-3,-3), complex(-3,3), complex(-1,1), complex(-1,-1), complex(3,1), complex(-1,3), complex(-1,-3), complex(3,-1), complex(3,-3), complex(3,3), complex(5,1), complex(1,-5), complex(1,-7), complex(-7,-1), complex(-3,5), complex(5,3), complex(-7,-3), complex(-3,7), complex(-1,5), complex(-5,-1), complex(7,1), complex(-1,7), complex(-5,-3), complex(3,-5), complex(3,-7), complex(7,3), complex(1,5), complex(5,-1), complex(5,-3), complex(-3,-5), complex(-7,1), complex(1,7), complex(-3,-7), complex(-7,3), complex(-5,1), complex(-1,-5), complex(3,5), complex(-5,3), complex(-1,-7), complex(7,-1), complex(7,-3), complex(3,7), complex(5,5), complex(5,-5), complex(5,-7), complex(-7,-5), complex(-7,5), complex(5,7), complex(-7,-7), complex(-7,7), complex(-5,5), complex(-5,-5), complex(7,5), complex(-5,7), complex(-5,-7), complex(7,-5), complex(7,-7), complex(7,7)]), 1)
self.blocks_packed_to_unpacked_xx_0 = blocks.packed_to_unpacked_bb(7, gr.GR_MSB_FIRST)
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char*1, "/home/argilo/git/gr-qam/in.fifo", False)
##################################################
# Connections
##################################################
self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.interp_fir_filter_xxx_0, 0))
self.connect((self.interp_fir_filter_xxx_0, 0), (self.osmosdr_sink_0, 0))
self.connect((self.qam_reed_solomon_enc_bb_0, 0), (self.qam_interleaver_bb_0, 0))
self.connect((self.qam_trellis_enc_bb_0, 0), (self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.blocks_file_source_0, 0), (self.qam_transport_framing_enc_bb_0, 0))
self.connect((self.blocks_packed_to_unpacked_xx_0, 0), (self.qam_reed_solomon_enc_bb_0, 0))
self.connect((self.qam_transport_framing_enc_bb_0, 0), (self.blocks_packed_to_unpacked_xx_0, 0))
self.connect((self.qam_interleaver_bb_0, 0), (self.qam_randomizer_bb_0, 0))
self.connect((self.qam_randomizer_bb_0, 0), (self.qam_frame_sync_enc_bb_0, 0))
self.connect((self.qam_frame_sync_enc_bb_0, 0), (self.qam_trellis_enc_bb_0, 0))
def __init__(self, constellation,
samples_per_symbol=_def_samples_per_symbol,
differential=_def_differential,
excess_bw=_def_excess_bw,
gray_coded=True,
verbose=_def_verbose,
log=_def_log):
"""
Hierarchical block for RRC-filtered differential generic modulation.
The input is a byte stream (unsigned char) and the
output is the complex modulated signal at baseband.
@param constellation: determines the modulation type
@type constellation: gnuradio.digital.gr_constellation
@param samples_per_symbol: samples per baud >= 2
@type samples_per_symbol: float
@param excess_bw: Root-raised cosine filter excess bandwidth
@type excess_bw: float
@param gray_coded: turn gray coding on/off
@type gray_coded: bool
@param verbose: Print information about modulator?
@type verbose: bool
@param log: Log modulation data to files?
@type log: bool
"""
gr.hier_block2.__init__(self, "generic_mod",
gr.io_signature(1, 1, gr.sizeof_char), # Input signature
gr.io_signature(1, 1, gr.sizeof_gr_complex)) # Output signature
self._constellation = constellation.base()
self._samples_per_symbol = samples_per_symbol
self._excess_bw = excess_bw
self._differential = differential
if self._samples_per_symbol < 2:
raise TypeError, ("sbp must be >= 2, is %f" % self._samples_per_symbol)
arity = pow(2,self.bits_per_symbol())
# turn bytes into k-bit vectors
self.bytes2chunks = \
gr.packed_to_unpacked_bb(self.bits_per_symbol(), gr.GR_MSB_FIRST)
if gray_coded == True:
self.symbol_mapper = digital.map_bb(self._constellation.pre_diff_code())
if differential:
self.diffenc = digital.diff_encoder_bb(arity)
self.chunks2symbols = digital.chunks_to_symbols_bc(self._constellation.points())
# pulse shaping filter
nfilts = 32
ntaps = nfilts * 11 * int(self._samples_per_symbol) # make nfilts filters of ntaps each
self.rrc_taps = gr.firdes.root_raised_cosine(
nfilts, # gain
nfilts, # sampling rate based on 32 filters in resampler
1.0, # symbol rate
self._excess_bw, # excess bandwidth (roll-off factor)
ntaps)
self.rrc_filter = gr.pfb_arb_resampler_ccf(self._samples_per_symbol,
self.rrc_taps)
# Connect
blocks = [self, self.bytes2chunks]
if gray_coded == True:
blocks.append(self.symbol_mapper)
if differential:
blocks.append(self.diffenc)
blocks += [self.chunks2symbols, self.rrc_filter, self]
self.connect(*blocks)
if verbose:
self._print_verbage()
if log:
self._setup_logging()
def __init__(self):
gr.hier_block2.__init__(
self, "Hier Tx Ch Rx",
gr.io_signature(1, 1, gr.sizeof_char*1),
gr.io_signature(1, 1, gr.sizeof_char*1),
)
##################################################
# Variables
##################################################
self.samp_per_sym = samp_per_sym = 3
self.n_filts = n_filts = 32
self.len_sym_srrc = len_sym_srrc = 7
self.alfa = alfa = 0.35
self.pulso = pulso = firdes.root_raised_cosine(samp_per_sym,samp_per_sym,1.0,alfa,samp_per_sym*len_sym_srrc)
self.gain = gain = 15
self.frec = frec = 850e3
self.filtro_srrc = filtro_srrc = firdes.root_raised_cosine(n_filts,samp_per_sym*n_filts,1.0,alfa,samp_per_sym*len_sym_srrc*n_filts)
self.bits_per_sym = bits_per_sym = 2
##################################################
# Blocks
##################################################
self.pfb_interpolator_ccf_0 = pfb.interpolator_ccf(
samp_per_sym,
(pulso),
100)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(samp_per_sym, 2*math.pi/100, (filtro_srrc), n_filts, 16, 5, 1)
self.digital_fll_band_edge_cc_0 = digital.fll_band_edge_cc(samp_per_sym, alfa, len_sym_srrc*samp_per_sym, math.pi/1600)
self.digital_diff_encoder_bb_0 = digital.diff_encoder_bb(2**bits_per_sym)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2**bits_per_sym)
self.digital_costas_loop_cc_0_0_0 = digital.costas_loop_cc(2*math.pi/100, 2**bits_per_sym)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb( digital.constellation_calcdist([-1-1j, 1-1j, 1+1j, -1+1j], [], 4, 1).base())
self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc(([-1-1j,1-1j, 1+1j, -1+1j]), 1)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.0,
frequency_offset=0.0,
epsilon=1.00,
taps=(1+0.5j, ),
noise_seed=0,
block_tags=False
)
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(bits_per_sym)
self.blocks_packed_to_unpacked_xx_0 = blocks.packed_to_unpacked_bb(bits_per_sym, gr.GR_MSB_FIRST)
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc((0.4, ))
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_b(grc_blks2.packet_encoder(
samples_per_symbol=samp_per_sym,
bits_per_symbol=bits_per_sym,
preamble="",
access_code="",
pad_for_usrp=True,
),
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.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.pfb_interpolator_ccf_0, 0), (self.blocks_multiply_const_vxx_1, 0))
self.connect((self.digital_diff_encoder_bb_0, 0), (self.digital_chunks_to_symbols_xx_0_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0_0, 0), (self.pfb_interpolator_ccf_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.channels_channel_model_0, 0))
self.connect((self.blocks_packed_to_unpacked_xx_0, 0), (self.digital_diff_encoder_bb_0, 0))
self.connect((self.blks2_packet_encoder_0, 0), (self.blocks_packed_to_unpacked_xx_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.blks2_packet_decoder_0, 0))
self.connect((self.blks2_packet_decoder_0, 0), (self, 0))
self.connect((self, 0), (self.blks2_packet_encoder_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.blocks_unpack_k_bits_bb_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, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.analog_agc2_xx_0, 0), (self.digital_fll_band_edge_cc_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.analog_agc2_xx_0, 0))
self.connect((self.digital_fll_band_edge_cc_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_costas_loop_cc_0_0_0, 0))
def __init__(self, puncpat='11'):
gr.top_block.__init__(self, "Tx No Gui")
Qt.QWidget.__init__(self)
self.setWindowTitle("Tx No Gui")
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_no_gui")
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 = 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 = 43
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[13]
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 = 484e6
self.MCR = MCR = "master_clock_rate=60e6"
##################################################
# Blocks
##################################################
self._variable_qtgui_range_0_0_range = Range(0, 90, 1, 43, 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.scrambler_cpp_additive_scrambler_0 = scrambler_cpp.additive_scrambler(
0x8A, 0x7F, 7, 440 - 32)
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_stream_mux_0_1_0_0 = blocks.stream_mux(
gr.sizeof_char * 1, (96, 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_1 = blocks.file_source(
gr.sizeof_char * 1,
'/home/it/Desktop/Files_To_Transmit/trasmit_10_mb.txt', False)
self.blocks_file_source_0_0_1_0_1.set_begin_tag(pmt.PMT_NIL)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, 500000)
self.acode_1104_0 = 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, 0),
(self.blocks_stream_mux_0_1_0_0, 0))
self.connect((self.blocks_delay_0, 0),
(self.qtgui_const_sink_x_0_0_0_0, 0))
self.connect((self.blocks_delay_0, 0), (self.qtgui_freq_sink_x_0, 0))
self.connect((self.blocks_delay_0, 0), (self.qtgui_time_sink_x_1, 0))
self.connect((self.blocks_delay_0, 0), (self.uhd_usrp_sink_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.blocks_delay_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.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.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))
self.connect((self.scrambler_cpp_additive_scrambler_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, 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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.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").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, 2, 3]), 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_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_throttle_0 = blocks.throttle(gr.sizeof_char * 1, samp_rate,
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_mux_0_1_0 = blocks.stream_mux(
gr.sizeof_char * 1, (96, 896))
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.blocks_throttle_0, 0))
self.connect((self.blocks_repack_bits_bb_1, 0),
(self.blocks_stream_mux_0_1_0, 1))
self.connect((self.blocks_stream_mux_0_1_0, 0),
(self.blocks_repack_bits_bb_0_1, 0))
self.connect((self.blocks_throttle_0, 0),
(self.digital_chunks_to_symbols_xx_0_0, 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.blocks_repack_bits_bb_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.blocks_tag_debug_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_file_sink_0_0_0_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_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))