def __init__(self, constellation=[-1, 1]):
gr.top_block.__init__(self, "Channel Model Gui")
##################################################
# Parameters
##################################################
self.constellation = constellation
##################################################
# Variables
##################################################
self.const_points = const_points = constellation
self.taps = taps = [1.0, 0.25-0.25j, 0.50 + 0.10j, 0.3 + 0.2j]
self.samp_rate = samp_rate = 8e6
self.noise_level = noise_level = 0.3
self.frequency = frequency = 2000000
self.const_type = const_type = 1
self.const_dist = const_dist = digital.constellation_calcdist(const_points,[],0,1)
self.const = const = digital.constellation_qpsk()
##################################################
# Blocks
##################################################
self.digital_constellation_decoder_cb_0_0 = digital.constellation_decoder_cb(const_dist.base())
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(const_dist.base())
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc((const_dist.points()), 1)
self.custom_ber_0 = custom_ber(
n_bits=10000,
bits_per_symbol=3,
)
self.channels_channel_model_0_0 = channels.channel_model(
noise_voltage=0,
frequency_offset=0,
epsilon=1,
taps=([1,0,0,0]),
noise_seed=0,
block_tags=False
)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=noise_level,
frequency_offset=0,
epsilon=1,
taps=(taps),
noise_seed=0,
block_tags=False
)
self.blocks_vector_sink_x_1 = blocks.vector_sink_f(1)
self.analog_random_source_x_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, len(const_points), 10000)), False)
##################################################
# Connections
##################################################
self.connect((self.custom_ber_0, 0), (self.blocks_vector_sink_x_1, 0))
self.connect((self.channels_channel_model_0, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.channels_channel_model_0, 0))
self.connect((self.analog_random_source_x_0, 0), (self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.digital_constellation_decoder_cb_0_0, 0), (self.custom_ber_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.custom_ber_0, 1))
self.connect((self.digital_chunks_to_symbols_xx_0, 0), (self.channels_channel_model_0_0, 0))
self.connect((self.channels_channel_model_0_0, 0), (self.digital_constellation_decoder_cb_0_0, 0))
def __init__(self, EbN0):
gr.top_block.__init__(self)
# By default it creates a 16QAM
# gnuradio.digital.qam.qam_constellation(constellation_points=16, differential=True, mod_code='none', large_ampls_to_corners=False)
m = 64
differential = True
mod_code = digital.mod_codes.GRAY_CODE
large_ampls_to_corners = True
# Creates a QAM constellation object.
# If large_ampls_to_corners=True then sectors that are probably occupied due to a phase offset, are not mapped to the closest constellation point. Rather we take into account the fact that a phase offset is probably the problem and map them to the closest corner point. It’s a bit hackish but it seems to improve frequency locking.
self.const = digital.qam.qam_constellation(m, differential, mod_code,
large_ampls_to_corners)
# Source is N_BITS bits, non-repeated
data = list(
map(
int,
numpy.random.randint(
0, self.const.arity(),
int(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, varicode_decode=True, differential_decode=True):
gr.hier_block2.__init__(
self,
"Coherent PSK31 Demodulator",
gr.io_signature(1, 1, gr.sizeof_gr_complex * 1),
gr.io_signature(1, 1, gr.sizeof_char * 1),
)
our_blocks = [self]
constellation = digital.constellation_bpsk().base()
our_blocks.append(digital.constellation_decoder_cb(constellation))
if differential_decode:
# PSK31 defines 0 as a phase change, opposite the usual
# differential encoding which is: out = (next - prev) % 2
our_blocks.extend([
digital.diff_decoder_bb(2),
blocks.not_bb(),
blocks.and_const_bb(1),
])
if varicode_decode:
our_blocks.append(varicode_decode_bb())
our_blocks.append(self)
self.connect(*our_blocks)
def __init__(self, EbN0):
gr.top_block.__init__(self)
self.const = digital.bpsk_constellation()
# Source is N_BITS bits, non-repeated
#print("BITS PER SYMBOL: ", self.const.bits_per_symbol())
#print("arity: ", self.const.arity())
data = map(
int,
numpy.random.randint(0, self.const.arity(),
int(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()
diff_enc = digital.diff_encoder_bb(2)
diff_dec = digital.diff_decoder_bb(2)
#print("Gaussian amplitude: ", self.EbN0_to_noise_voltage(EbN0))
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, diff_enc, mod, add, demod, diff_dec, ber, self.sink)
self.connect(noise, (add, 1))
self.connect(src, (ber, 1))
def create_header_demod_blocks(self):
self.hdr_fft = fft.fft_vcc(self.fft_len, True, (), True, 1)
self.chanest = digital.ofdm_chanest_vcvc(self.sync_words[0],
self.sync_words[1], 1, 0, 3,
False)
hdr_equalizer = digital.ofdm_equalizer_simpledfe(
self.fft_len, self.header_const.base(), self.occupied_carriers,
self.pilot_carriers, self.pilot_symbols)
self.hdr_frame_eq = digital.ofdm_frame_equalizer_vcvc(
hdr_equalizer.base(), self.cp_len, self.rx_length_tag_key, True, 1)
self.hdr_serializer = digital.ofdm_serializer_vcc(
self.fft_len, self.occupied_carriers, self.rx_length_tag_key, "",
0, "", True)
self.hdr_const_decoder = digital.constellation_decoder_cb(
self.header_const.base())
header_formatter = digital.packet_header_ofdm(
self.occupied_carriers,
1,
self.len_tag_key,
frame_len_tag_key=self.rx_length_tag_key,
bits_per_header_sym=self.header_const.bits_per_symbol(),
bits_per_payload_sym=self.payload_const.bits_per_symbol(),
scramble_header=False)
self.hdr_parser = digital.packet_headerparser_b(
header_formatter.base())
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 __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 __init__(self, ipp1="127.0.0.1", ipp2="127.0.0.1", ipp3="127.0.0.1", ipp4="127.0.0.1", iptx="127.0.0.1", samp_rate=10000):
gr.top_block.__init__(self, "OFDM Rx")
##################################################
# Parameters
##################################################
self.ipp1 = ipp1
self.ipp2 = ipp2
self.ipp3 = ipp3
self.ipp4 = ipp4
self.iptx = iptx
self.samp_rate = samp_rate
##################################################
# Variables
##################################################
self.pilot_symbols = pilot_symbols = ((1, 1, 1, -1,),)
self.pilot_carriers = pilot_carriers = ((-21, -7, 7, 21,),)
self.payload_mod = payload_mod = digital.constellation_qpsk()
self.packet_length_tag_key = packet_length_tag_key = "packet_len"
self.occupied_carriers = occupied_carriers = (range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27),)
self.length_tag_key = length_tag_key = "frame_len"
self.header_mod = header_mod = digital.constellation_bpsk()
self.fft_len = fft_len = 64
self.sync_word2 = sync_word2 = [0j, 0j, 0j, 0j, 0j, 0j, (-1+0j), (-1+0j), (-1+0j), (-1+0j), (1+0j), (1+0j), (-1+0j), (-1+0j), (-1+0j), (1+0j), (-1+0j), (1+0j), (1+0j), (1 +0j), (1+0j), (1+0j), (-1+0j), (-1+0j), (-1+0j), (-1+0j), (-1+0j), (1+0j), (-1+0j), (-1+0j), (1+0j), (-1+0j), 0j, (1+0j), (-1+0j), (1+0j), (1+0j), (1+0j), (-1+0j), (1+0j), (1+0j), (1+0j), (-1+0j), (1+0j), (1+0j), (1+0j), (1+0j), (-1+0j), (1+0j), (-1+0j), (-1+0j), (-1+0j), (1+0j), (-1+0j), (1+0j), (-1+0j), (-1+0j), (-1+0j), (-1+0j), 0j, 0j, 0j, 0j, 0j]
self.sync_word1 = sync_word1 = [0., 0., 0., 0., 0., 0., 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 0., 0., 0., 0., 0.]
self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe(fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 1)
self.packet_len = packet_len = 96
self.header_formatter = header_formatter = digital.packet_header_ofdm(occupied_carriers, n_syms=1, len_tag_key=packet_length_tag_key, frame_len_tag_key=length_tag_key, bits_per_header_sym=header_mod.bits_per_symbol(), bits_per_payload_sym=payload_mod.bits_per_symbol(), scramble_header=False)
self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe(fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols)
##################################################
# Blocks
##################################################
self.zeromq_push_msg_sink_0 = zeromq.push_msg_sink("tcp://" + ipp3 + ":55530", 100)
self.zeromq_pull_source_0_0_0_0_0 = zeromq.pull_source(gr.sizeof_gr_complex, 64, "tcp://"+ ipp2 + ":55520", 100, True)
self.fft_vxx_0 = fft.fft_vcc(fft_len, True, (()), True, 1)
self.digital_packet_headerparser_b_0 = digital.packet_headerparser_b(header_formatter.base())
self.digital_ofdm_serializer_vcc_header = digital.ofdm_serializer_vcc(fft_len, occupied_carriers, length_tag_key, "", 0, "", True)
self.digital_ofdm_frame_equalizer_vcvc_0 = digital.ofdm_frame_equalizer_vcvc(header_equalizer.base(), fft_len/4, length_tag_key, True, 1)
self.digital_ofdm_chanest_vcvc_0 = digital.ofdm_chanest_vcvc((sync_word1), (sync_word2), 1, 0, 3, False)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(header_mod.base())
##################################################
# Connections
##################################################
self.msg_connect((self.digital_packet_headerparser_b_0, 'header_data'), (self.zeromq_push_msg_sink_0, 'in'))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_packet_headerparser_b_0, 0))
self.connect((self.digital_ofdm_chanest_vcvc_0, 0), (self.digital_ofdm_frame_equalizer_vcvc_0, 0))
self.connect((self.digital_ofdm_frame_equalizer_vcvc_0, 0), (self.digital_ofdm_serializer_vcc_header, 0))
self.connect((self.digital_ofdm_serializer_vcc_header, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_chanest_vcvc_0, 0))
self.connect((self.zeromq_pull_source_0_0_0_0_0, 0), (self.fft_vxx_0, 0))
def __init__(self, ipp1="127.0.0.1", ipp2="127.0.0.1", ipp3="127.0.0.1", ipp4="127.0.0.1", iptx="127.0.0.1", samp_rate=100):
gr.top_block.__init__(self, "OFDM Rx")
##################################################
# Parameters
##################################################
self.ipp1 = ipp1
self.ipp2 = ipp2
self.ipp3 = ipp3
self.ipp4 = ipp4
self.iptx = iptx
self.samp_rate = samp_rate
##################################################
# Variables
##################################################
self.pilot_symbols = pilot_symbols = ((1, 1, 1, -1,),)
self.pilot_carriers = pilot_carriers = ((-21, -7, 7, 21,),)
self.payload_mod = payload_mod = digital.constellation_qpsk()
self.packet_length_tag_key = packet_length_tag_key = "packet_len"
self.occupied_carriers = occupied_carriers = (range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27),)
self.length_tag_key = length_tag_key = "frame_len"
self.header_mod = header_mod = digital.constellation_bpsk()
self.fft_len = fft_len = 64
self.sync_word2 = sync_word2 = [0j, 0j, 0j, 0j, 0j, 0j, (-1+0j), (-1+0j), (-1+0j), (-1+0j), (1+0j), (1+0j), (-1+0j), (-1+0j), (-1+0j), (1+0j), (-1+0j), (1+0j), (1+0j), (1 +0j), (1+0j), (1+0j), (-1+0j), (-1+0j), (-1+0j), (-1+0j), (-1+0j), (1+0j), (-1+0j), (-1+0j), (1+0j), (-1+0j), 0j, (1+0j), (-1+0j), (1+0j), (1+0j), (1+0j), (-1+0j), (1+0j), (1+0j), (1+0j), (-1+0j), (1+0j), (1+0j), (1+0j), (1+0j), (-1+0j), (1+0j), (-1+0j), (-1+0j), (-1+0j), (1+0j), (-1+0j), (1+0j), (-1+0j), (-1+0j), (-1+0j), (-1+0j), 0j, 0j, 0j, 0j, 0j]
self.sync_word1 = sync_word1 = [0., 0., 0., 0., 0., 0., 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 0., 0., 0., 0., 0.]
self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe(fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 1)
self.packet_len = packet_len = 96
self.header_formatter = header_formatter = digital.packet_header_ofdm(occupied_carriers, n_syms=1, len_tag_key=packet_length_tag_key, frame_len_tag_key=length_tag_key, bits_per_header_sym=header_mod.bits_per_symbol(), bits_per_payload_sym=payload_mod.bits_per_symbol(), scramble_header=False)
self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe(fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols)
##################################################
# Blocks
##################################################
self.zeromq_pull_source_0_0_0_0_0_0 = zeromq.pull_source(gr.sizeof_gr_complex, 64, "tcp://" + ipp2 + ":55521", 100, True)
self.my_number_sync_timestamp_0 = my.number_sync_timestamp()
self.fft_vxx_1 = fft.fft_vcc(fft_len, True, (), True, 1)
self.digital_ofdm_serializer_vcc_payload = digital.ofdm_serializer_vcc(fft_len, occupied_carriers, length_tag_key, packet_length_tag_key, 1, "", True)
self.digital_ofdm_frame_equalizer_vcvc_1 = digital.ofdm_frame_equalizer_vcvc(payload_equalizer.base(), fft_len/4, length_tag_key, True, 0)
self.digital_crc32_bb_0 = digital.crc32_bb(True, packet_length_tag_key, True)
self.digital_constellation_decoder_cb_1 = digital.constellation_decoder_cb(payload_mod.base())
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(payload_mod.bits_per_symbol(), 8, packet_length_tag_key, True, gr.GR_LSB_FIRST)
##################################################
# Connections
##################################################
self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_crc32_bb_0, 0))
self.connect((self.digital_constellation_decoder_cb_1, 0), (self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_crc32_bb_0, 0), (self.my_number_sync_timestamp_0, 0))
self.connect((self.digital_ofdm_frame_equalizer_vcvc_1, 0), (self.digital_ofdm_serializer_vcc_payload, 0))
self.connect((self.digital_ofdm_serializer_vcc_payload, 0), (self.digital_constellation_decoder_cb_1, 0))
self.connect((self.fft_vxx_1, 0), (self.digital_ofdm_frame_equalizer_vcvc_1, 0))
self.connect((self.zeromq_pull_source_0_0_0_0_0_0, 0), (self.fft_vxx_1, 0))
def __init__(self, bw_clock_sync=2*math.pi/100, bw_fll=math.pi/1600, bw_costas=2*math.pi/100, n_filts=32, len_sym_srrc=7, constellation=digital.constellation_calcdist([-1-1j, 1-1j, 1+1j, -1+1j], [], 4, 1).base(), samp_per_sym=3, alfa=0.35, bits_per_sym=2, alpha_probe=0.1, th_probe=0):
gr.hier_block2.__init__(
self, "Hier Rx",
gr.io_signature(1, 1, gr.sizeof_gr_complex*1),
gr.io_signature(1, 1, gr.sizeof_char*1),
)
##################################################
# Parameters
##################################################
self.bw_clock_sync = bw_clock_sync
self.bw_fll = bw_fll
self.bw_costas = bw_costas
self.n_filts = n_filts
self.len_sym_srrc = len_sym_srrc
self.constellation = constellation
self.samp_per_sym = samp_per_sym
self.alfa = alfa
self.bits_per_sym = bits_per_sym
self.alpha_probe = alpha_probe
self.th_probe = th_probe
##################################################
# Variables
##################################################
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)
##################################################
# Blocks
##################################################
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(samp_per_sym, bw_clock_sync, (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, bw_fll)
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(bw_costas, 2**bits_per_sym)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(constellation)
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(bits_per_sym)
self.analog_probe_avg_mag_sqrd_x_0 = analog.probe_avg_mag_sqrd_c(th_probe, alpha_probe)
self.analog_agc2_xx_0 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0.set_max_gain(65536)
##################################################
# Connections
##################################################
self.connect((self.digital_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.analog_agc2_xx_0, 0), (self.digital_fll_band_edge_cc_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))
self.connect((self, 0), (self.analog_agc2_xx_0, 0))
self.connect((self.digital_costas_loop_cc_0_0_0, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self, 0))
self.connect((self, 0), (self.analog_probe_avg_mag_sqrd_x_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Ber Test")
##################################################
# Variables
##################################################
self.sps = sps = 4
self.nfilts = nfilts = 32
self.timing_loop_bw = timing_loop_bw = 62.8e-3
self.samp_rate = samp_rate = 32000
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), 0.35, 11*sps*nfilts)
self.qpsk = qpsk = digital.constellation_rect(([1+1j, -1+1j, -1-1j, 1-1j]), ([0, 1, 2, 3]), 4, 2, 2, 1, 1).base()
self.excess_bw = excess_bw = 0.35
##################################################
# Blocks
##################################################
self.digital_pfb_clock_sync_xxx_0_0 = digital.pfb_clock_sync_ccf(sps, timing_loop_bw, (rrc_taps), nfilts, nfilts/2, 1.5, 1)
self.digital_constellation_modulator_0 = digital.generic_mod(
constellation=qpsk,
differential=False,
samples_per_symbol=sps,
pre_diff_code=True,
excess_bw=excess_bw,
verbose=True,
log=False,
)
self.digital_constellation_decoder_cb_0_0 = digital.constellation_decoder_cb(qpsk)
self.blocks_tagged_stream_to_pdu_0 = blocks.tagged_stream_to_pdu(blocks.byte_t, 'packet_len')
self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(2, 8, "", False, gr.GR_LSB_FIRST)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(8, 2, "", False, gr.GR_LSB_FIRST)
self.blocks_random_pdu_0 = blocks.random_pdu(5, 6, chr(0xFF), 2)
self.blocks_pdu_to_tagged_stream_0 = blocks.pdu_to_tagged_stream(blocks.byte_t, 'packet_len')
self.blocks_message_strobe_0 = blocks.message_strobe(pmt.PMT_T, 2000)
self.blocks_message_debug_0 = blocks.message_debug()
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_message_strobe_0, 'strobe'), (self.blocks_random_pdu_0, 'generate'))
self.msg_connect((self.blocks_random_pdu_0, 'pdus'), (self.blocks_pdu_to_tagged_stream_0, 'pdus'))
self.msg_connect((self.blocks_tagged_stream_to_pdu_0, 'pdus'), (self.blocks_message_debug_0, 'print_pdu'))
self.connect((self.blocks_pdu_to_tagged_stream_0, 0), (self.blocks_repack_bits_bb_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_constellation_modulator_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0), (self.blocks_tagged_stream_to_pdu_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_modulator_0, 0), (self.digital_pfb_clock_sync_xxx_0_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0_0, 0), (self.digital_constellation_decoder_cb_0_0, 0))
def create_payload_demod_blocks(self):
self.payload_fft = fft.fft_vcc(self.fft_len, True, (), True, 1)
payload_equalizer = digital.ofdm_equalizer_simpledfe(
self.fft_len, self.payload_const.base(), self.occupied_carriers,
self.pilot_carriers, self.pilot_symbols, 1)
self.payload_frame_eq = digital.ofdm_frame_equalizer_vcvc(
payload_equalizer.base(), self.cp_len, self.rx_length_tag_key,
True, 0)
self.payload_serializer = digital.ofdm_serializer_vcc(
self.fft_len, self.occupied_carriers, self.rx_length_tag_key,
self.len_tag_key, 0, "", True)
self.payload_const_decoder = digital.constellation_decoder_cb(
self.payload_const.base())
self.repack_bits = blocks.repack_bits_bb(
self.payload_const.bits_per_symbol(), 8, self.len_tag_key, True,
gr.GR_LSB_FIRST)
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(), int(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,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 __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 _test_constellation_decoder_cb_qpsk(self):
cnst = digital.constellation_qpsk()
src_data = (0.5 + 0.5j, 0.1 - 1.2j, -0.8 - 0.1j, -0.45 + 0.8j,
0.8 + 1.0j, -0.5 + 0.1j, 0.1 - 1.2j)
expected_result = (3, 1, 0, 2, 3, 2, 1)
src = blocks.vector_source_c(src_data)
op = digital.constellation_decoder_cb(cnst.base())
dst = blocks.vector_sink_b()
self.tb.connect(src, op)
self.tb.connect(op, dst)
self.tb.run() # run the graph and wait for it to finish
actual_result = dst.data() # fetch the contents of the sink
#print "actual result", actual_result
#print "expected result", expected_result
self.assertFloatTuplesAlmostEqual(expected_result, actual_result)
def _test_constellation_decoder_cb_qpsk(self):
cnst = digital.constellation_qpsk()
src_data = (0.5 + 0.5j, 0.1 - 1.2j, -0.8 - 0.1j, -0.45 + 0.8j,
0.8 + 1.0j, -0.5 + 0.1j, 0.1 - 1.2j)
expected_result = ( 3, 1, 0, 2,
3, 2, 1)
src = blocks.vector_source_c(src_data)
op = digital.constellation_decoder_cb(cnst.base())
dst = blocks.vector_sink_b()
self.tb.connect(src, op)
self.tb.connect(op, dst)
self.tb.run() # run the graph and wait for it to finish
actual_result = dst.data() # fetch the contents of the sink
#print "actual result", actual_result
#print "expected result", expected_result
self.assertFloatTuplesAlmostEqual(expected_result, actual_result)
def __init__(self, constellation, packet_len_tag):
gr.hier_block2.__init__(self, "ofdm_symbol_demapper_cb",
gr.io_signature(1, 1, gr.sizeof_gr_complex),
gr.io_signature(1, 1, gr.sizeof_char))
self.constellation = constellation
self.packet_len_tag = packet_len_tag
payload_demod = digital.constellation_decoder_cb(
constellation=self.constellation.base())
payload_repack = blocks.repack_bits_bb(
k=self.constellation.bits_per_symbol(),
l=8,
len_tag_key=self.packet_len_tag,
align_output=True)
# Define blocks and connect them
self.connect(self, payload_demod, payload_repack, self)
def test_001_t (self):
chaos_values = (1+0j, 0+1j, -1+0j, 0-1j)
expected_result = (0, 1, 0, 0, 1, 1)
zero = chaos_values + tuple(map(lambda v: -v, chaos_values))
one = 2 * chaos_values
src_data = zero + one + zero + zero + one + one
src = blocks.vector_source_c (src_data)
demod = chaos.dcsk_demod_cc (len(chaos_values), 0)
const = digital.constellation_bpsk()
const_decoder = digital.constellation_decoder_cb(const.base())
dst = blocks.vector_sink_b ()
self.tb.connect (src, demod, const_decoder, dst)
self.tb.run ()
result_data = dst.data ()
self.assertEqual (expected_result, result_data)
def __init__(self, M=256, qam_size=4):
gr.hier_block2.__init__(
self,
"fbmc_symbol_estimation_vcb",
gr.io_signature(1, 1, gr.sizeof_gr_complex * M),
gr.io_signature(1, 1, gr.sizeof_char * 1),
)
##################################################
# 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_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
digital.qam.qam_constellation(qam_size).base())
self.blocks_vector_to_stream_0 = blocks.vector_to_stream(
gr.sizeof_gr_complex * 1, M)
# self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.analog_const_source_x_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 1.0 / M)
##################################################
# Connections
##################################################
self.connect((self.digital_constellation_decoder_cb_0, 0), (self, 0))
self.connect((self, 0), (self.blocks_vector_to_stream_0, 0))
self.connect((self.blocks_vector_to_stream_0, 0),
(self.digital_constellation_decoder_cb_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 __init__(self):
gr.top_block.__init__(self, "Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
self.bpsk1 = bpsk1 = digital.constellation_bpsk().base()
##################################################
# Blocks
##################################################
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
4, .0628,
(firdes.root_raised_cosine(32, 32, 1.0 / float(1), 0.35, 45 * 32)),
32, 16, 1.5, 1)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
bpsk1)
self.blocks_wavfile_source_0 = blocks.wavfile_source(
os.getenv("DIR", "/data") + os.sep + 'challenge.wav', False)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_file_sink_0 = blocks.file_sink(
gr.sizeof_char * 1,
os.getenv("DIR", "/data") + os.sep + 'output.txt', False)
self.blocks_file_sink_0.set_unbuffered(True)
##################################################
# Connections
##################################################
self.connect((self.blocks_wavfile_source_0, 0),
(self.blocks_float_to_complex_0, 0))
self.connect((self.blocks_float_to_complex_0, 0),
(self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.blocks_file_sink_0, 0))
def __init__(self, file_name="", modulation="bpsk"):
gr.top_block.__init__(self, "File Demodulator")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 100000
self.file_name = file_name
self.const = const = digital.constellation_bpsk().base()
self.const = digital.constellation_bpsk().base()
self.get_constellation_from_string(modulation)
##################################################
# Blocks
##################################################
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
self.const)
self.blocks_vector_sink_x_0 = blocks.vector_sink_b(1)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char * 1,
self.samp_rate, True)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
self.const.bits_per_symbol(), 1, "", False, gr.GR_LSB_FIRST)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_gr_complex * 1, self.file_name, False)
self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL)
##################################################
# Connections
##################################################
self.connect((self.blocks_file_source_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.blocks_vector_sink_x_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.blocks_repack_bits_bb_0, 0))
def __init__(self, M=256, qam_size=4):
gr.hier_block2.__init__(
self,
"fbmc_symbol_estimation_vcb",
gr.io_signature(1, 1, gr.sizeof_gr_complex * M),
gr.io_signature(1, 1, gr.sizeof_char * 1),
)
##################################################
# 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_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
digital.qam.qam_constellation(qam_size).base()
)
self.blocks_vector_to_stream_0 = blocks.vector_to_stream(gr.sizeof_gr_complex * 1, M)
# self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.analog_const_source_x_0 = analog.sig_source_c(0, analog.GR_CONST_WAVE, 0, 0, 1.0 / M)
##################################################
# Connections
##################################################
self.connect((self.digital_constellation_decoder_cb_0, 0), (self, 0))
self.connect((self, 0), (self.blocks_vector_to_stream_0, 0))
self.connect((self.blocks_vector_to_stream_0, 0), (self.digital_constellation_decoder_cb_0, 0))
def __init__(self, constellation, packet_len_tag):
gr.hier_block2.__init__(
self,
"ofdm_symbol_demapper_cb",
gr.io_signature(1, 1, gr.sizeof_gr_complex),
gr.io_signature(1, 1, gr.sizeof_char)
)
self.constellation = constellation;
self.packet_len_tag = packet_len_tag;
payload_demod = digital.constellation_decoder_cb(
constellation = self.constellation.base()
)
payload_repack = blocks.repack_bits_bb(
k = self.constellation.bits_per_symbol(),
l = 8,
len_tag_key = self.packet_len_tag,
align_output = True
)
# Define blocks and connect them
self.connect(self, payload_demod, payload_repack, self)
def __init__(
self, ipp1="127.0.0.1", ipp2="127.0.0.1", ipp3="127.0.0.1", ipp4="127.0.0.1", iptx="127.0.0.1", samp_rate=1000
):
gr.top_block.__init__(self, "OFDM Rx")
##################################################
# Parameters
##################################################
self.ipp1 = ipp1
self.ipp2 = ipp2
self.ipp3 = ipp3
self.ipp4 = ipp4
self.iptx = iptx
self.samp_rate = samp_rate
##################################################
# Variables
##################################################
self.pilot_symbols = pilot_symbols = ((1, 1, 1, -1),)
self.pilot_carriers = pilot_carriers = ((-21, -7, 7, 21),)
self.payload_mod = payload_mod = digital.constellation_qpsk()
self.packet_length_tag_key = packet_length_tag_key = "packet_len"
self.occupied_carriers = occupied_carriers = (
range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27),
)
self.length_tag_key = length_tag_key = "frame_len"
self.header_mod = header_mod = digital.constellation_bpsk()
self.fft_len = fft_len = 64
self.sync_word2 = sync_word2 = [
0j,
0j,
0j,
0j,
0j,
0j,
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
0j,
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
0j,
0j,
0j,
0j,
0j,
]
self.sync_word1 = sync_word1 = [
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
1.41421356,
0.0,
-1.41421356,
0.0,
1.41421356,
0.0,
-1.41421356,
0.0,
-1.41421356,
0.0,
-1.41421356,
0.0,
1.41421356,
0.0,
-1.41421356,
0.0,
1.41421356,
0.0,
-1.41421356,
0.0,
-1.41421356,
0.0,
-1.41421356,
0.0,
-1.41421356,
0.0,
1.41421356,
0.0,
-1.41421356,
0.0,
1.41421356,
0.0,
1.41421356,
0.0,
1.41421356,
0.0,
-1.41421356,
0.0,
1.41421356,
0.0,
1.41421356,
0.0,
1.41421356,
0.0,
-1.41421356,
0.0,
1.41421356,
0.0,
1.41421356,
0.0,
1.41421356,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
]
self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 1
)
self.packet_len = packet_len = 96
self.header_formatter = header_formatter = digital.packet_header_ofdm(
occupied_carriers,
n_syms=1,
len_tag_key=packet_length_tag_key,
frame_len_tag_key=length_tag_key,
bits_per_header_sym=header_mod.bits_per_symbol(),
bits_per_payload_sym=payload_mod.bits_per_symbol(),
scramble_header=False,
)
self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols
)
##################################################
# Blocks
##################################################
self.zeromq_push_sink_0_0_1_0_0 = zeromq.push_sink(gr.sizeof_char, 1, "tcp://" + ipp3 + ":55530", 100, True)
self.zeromq_push_sink_0_0_1_0 = zeromq.push_sink(
gr.sizeof_gr_complex, 64, "tcp://" + ipp2 + ":55521", 100, True
)
self.zeromq_push_sink_0_0_1 = zeromq.push_sink(gr.sizeof_gr_complex, 64, "tcp://" + ipp2 + ":55520", 100, True)
self.zeromq_push_sink_0_0_0 = zeromq.push_sink(gr.sizeof_char, 1, "tcp://" + ipp1 + ":55511", 100, True)
self.zeromq_push_sink_0_0 = zeromq.push_sink(gr.sizeof_gr_complex, 1, "tcp://" + ipp1 + ":55510", 100, True)
self.zeromq_push_sink_0 = zeromq.push_sink(gr.sizeof_gr_complex, 1, "tcp://" + iptx + ":55500", 100, True)
self.zeromq_pull_source_0_0_0_0_0_0 = zeromq.pull_source(
gr.sizeof_gr_complex, 64, "tcp://" + ipp2 + ":55521", 100, True
)
self.zeromq_pull_source_0_0_0_0_0 = zeromq.pull_source(
gr.sizeof_gr_complex, 64, "tcp://" + ipp2 + ":55520", 100, True
)
self.zeromq_pull_source_0_0_0_0 = zeromq.pull_source(gr.sizeof_char, 1, "tcp://" + ipp3 + ":55530", 100, True)
self.zeromq_pull_source_0_0_0 = zeromq.pull_source(gr.sizeof_char, 1, "tcp://" + ipp1 + ":55511", 100, True)
self.zeromq_pull_source_0_0 = zeromq.pull_source(gr.sizeof_gr_complex, 1, "tcp://" + ipp1 + ":55510", 100, True)
self.zeromq_pull_source_0 = zeromq.pull_source(gr.sizeof_gr_complex, 1, "tcp://" + iptx + ":55500", 100, True)
self.my_random_source_limit_rate_0 = my.random_source_limit_rate(1000)
self.my_number_sync_timestamp_0 = my.number_sync_timestamp()
self.fft_vxx_1 = fft.fft_vcc(fft_len, True, (), True, 1)
self.fft_vxx_0 = fft.fft_vcc(fft_len, True, (()), True, 1)
self.digital_packet_headerparser_b_0 = digital.packet_headerparser_b(header_formatter.base())
self.digital_ofdm_tx_0 = digital.ofdm_tx(
fft_len=fft_len,
cp_len=fft_len / 4,
packet_length_tag_key=packet_length_tag_key,
occupied_carriers=occupied_carriers,
pilot_carriers=pilot_carriers,
pilot_symbols=pilot_symbols,
sync_word1=sync_word1,
sync_word2=sync_word2,
bps_header=1,
bps_payload=2,
rolloff=0,
debug_log=True,
scramble_bits=False,
)
self.digital_ofdm_sync_sc_cfb_0 = digital.ofdm_sync_sc_cfb(fft_len, fft_len / 4, False)
self.digital_ofdm_serializer_vcc_payload = digital.ofdm_serializer_vcc(
fft_len, occupied_carriers, length_tag_key, packet_length_tag_key, 1, "", True
)
self.digital_ofdm_serializer_vcc_header = digital.ofdm_serializer_vcc(
fft_len, occupied_carriers, length_tag_key, "", 0, "", True
)
self.digital_ofdm_frame_equalizer_vcvc_1 = digital.ofdm_frame_equalizer_vcvc(
payload_equalizer.base(), fft_len / 4, length_tag_key, True, 0
)
self.digital_ofdm_frame_equalizer_vcvc_0 = digital.ofdm_frame_equalizer_vcvc(
header_equalizer.base(), fft_len / 4, length_tag_key, True, 1
)
self.digital_ofdm_chanest_vcvc_0 = digital.ofdm_chanest_vcvc((sync_word1), (sync_word2), 1, 0, 3, False)
self.digital_header_payload_demux_0 = digital.header_payload_demux(
3, fft_len, fft_len / 4, length_tag_key, "", True, gr.sizeof_gr_complex, "rx_time", samp_rate, ()
)
self.digital_crc32_bb_0 = digital.crc32_bb(True, packet_length_tag_key, True)
self.digital_constellation_decoder_cb_1 = digital.constellation_decoder_cb(payload_mod.base())
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(header_mod.base())
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.1,
frequency_offset=0 * 1.0 / fft_len,
epsilon=1.0,
taps=(1.0,),
noise_seed=0,
block_tags=True,
)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1, samp_rate, True)
self.blocks_tag_debug_1 = blocks.tag_debug(gr.sizeof_char * 1, "Rx Bytes", "")
self.blocks_tag_debug_1.set_display(True)
self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream(
gr.sizeof_char, 1, packet_len, packet_length_tag_key
)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
payload_mod.bits_per_symbol(), 8, packet_length_tag_key, True, gr.GR_LSB_FIRST
)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, fft_len + fft_len / 4)
self.analog_frequency_modulator_fc_0 = analog.frequency_modulator_fc(-2.0 / fft_len)
##################################################
# Connections
##################################################
self.msg_connect(
(self.digital_packet_headerparser_b_0, "header_data"), (self.digital_header_payload_demux_0, "header_data")
)
self.connect((self.analog_frequency_modulator_fc_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_multiply_xx_0, 0), (self.zeromq_push_sink_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0), (self.digital_crc32_bb_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.digital_ofdm_tx_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.zeromq_push_sink_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.zeromq_push_sink_0_0_1_0_0, 0))
self.connect((self.digital_constellation_decoder_cb_1, 0), (self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_crc32_bb_0, 0), (self.blocks_tag_debug_1, 0))
self.connect((self.digital_crc32_bb_0, 0), (self.my_number_sync_timestamp_0, 0))
self.connect((self.digital_header_payload_demux_0, 0), (self.zeromq_push_sink_0_0_1, 0))
self.connect((self.digital_header_payload_demux_0, 1), (self.zeromq_push_sink_0_0_1_0, 0))
self.connect((self.digital_ofdm_chanest_vcvc_0, 0), (self.digital_ofdm_frame_equalizer_vcvc_0, 0))
self.connect((self.digital_ofdm_frame_equalizer_vcvc_0, 0), (self.digital_ofdm_serializer_vcc_header, 0))
self.connect((self.digital_ofdm_frame_equalizer_vcvc_1, 0), (self.digital_ofdm_serializer_vcc_payload, 0))
self.connect((self.digital_ofdm_serializer_vcc_header, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_ofdm_serializer_vcc_payload, 0), (self.digital_constellation_decoder_cb_1, 0))
self.connect((self.digital_ofdm_sync_sc_cfb_0, 0), (self.analog_frequency_modulator_fc_0, 0))
self.connect((self.digital_ofdm_sync_sc_cfb_0, 1), (self.zeromq_push_sink_0_0_0, 0))
self.connect((self.digital_ofdm_tx_0, 0), (self.channels_channel_model_0, 0))
self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_chanest_vcvc_0, 0))
self.connect((self.fft_vxx_1, 0), (self.digital_ofdm_frame_equalizer_vcvc_1, 0))
self.connect((self.my_random_source_limit_rate_0, 0), (self.blocks_stream_to_tagged_stream_0, 0))
self.connect((self.zeromq_pull_source_0, 0), (self.blocks_delay_0, 0))
self.connect((self.zeromq_pull_source_0, 0), (self.digital_ofdm_sync_sc_cfb_0, 0))
self.connect((self.zeromq_pull_source_0_0, 0), (self.digital_header_payload_demux_0, 0))
self.connect((self.zeromq_pull_source_0_0_0, 0), (self.digital_header_payload_demux_0, 1))
self.connect((self.zeromq_pull_source_0_0_0_0, 0), (self.digital_packet_headerparser_b_0, 0))
self.connect((self.zeromq_pull_source_0_0_0_0_0, 0), (self.fft_vxx_0, 0))
self.connect((self.zeromq_pull_source_0_0_0_0_0_0, 0), (self.fft_vxx_1, 0))
def __init__(
self,
scrambler,
fieldSize = 4,
codewordLength = 12,
augmentingLength = 3,
continuous = True,
noisePower = 0.09,
maxErrors = 10000,
maxSymbols = long(1e7),
selectionMethod = 'MSW'):
gr.top_block.__init__(self, "Guided Scrambling Error Rate Simulation")
##################################################
# Variables
##################################################
scramblingPolynomial = scrambler
constellation = gs.defaultConstellation_f(fieldSize)
constellationObj = digital.constellation_calcdist((constellation), (range(fieldSize)), 0, 1).base()
self.maxErrors = maxErrors
self.maxSymbols = maxSymbols
##################################################
# Blocks
##################################################
self.symbolGenerator = gs.SymbolGenerator_b(([1] * fieldSize), '')
self.bareSymbolMapper = gs.SymbolMapper_bc((constellation))
self.bareChannelNoise = analog.noise_source_c(analog.GR_GAUSSIAN, np.sqrt(noisePower*(codewordLength-augmentingLength)/codewordLength), 0)
self.bareNoiseAdder = blocks.add_vcc(1)
self.bareDetectorMultiplier = blocks.multiply_const_vcc((constellationObj.points()[0].real/constellation[0].real, ))
self.bareDetector = digital.constellation_decoder_cb(constellationObj)
self.bareErrorRate = gs.ErrorCount_bf(False, '', 0, 0)
self.guidedScrambler = gs.GuidedScrambler_bb(fieldSize, codewordLength, augmentingLength, continuous, (scramblingPolynomial), 0, 'MSW', '')
self.gsSymbolMapper = gs.SymbolMapper_bc((constellation))
self.gsChannelNoise = analog.noise_source_c(analog.GR_GAUSSIAN, np.sqrt(noisePower), 0)
self.gsNoiseAdder = blocks.add_vcc(1)
self.mlDetectorMultiplier = blocks.multiply_const_vcc((constellationObj.points()[0].real/constellation[0].real, ))
self.mlDetector = digital.constellation_decoder_cb(constellationObj)
self.mlErrorRate = gs.ErrorCount_bf(False, '', 0, 0)
self.mapDetector = gs.Detector_cb(fieldSize, codewordLength, augmentingLength, noisePower)
self.mapErrorRate = gs.ErrorCount_bf(False, '', maxErrors, maxSymbols)
self.descrambler = gs.Descrambler_bb(fieldSize, codewordLength, augmentingLength, continuous, (scramblingPolynomial), '')
self.descrambledErrorRate = gs.ErrorCount_bf(False, '', 0, 0)
##################################################
# Connections
##################################################
self.connect((self.symbolGenerator, 0), (self.guidedScrambler, 0))
self.connect((self.symbolGenerator, 0), (self.bareErrorRate, 0))
self.connect((self.symbolGenerator, 0), (self.bareSymbolMapper, 0))
self.connect((self.bareSymbolMapper, 0), (self.bareNoiseAdder, 0))
self.connect((self.bareChannelNoise, 0), (self.bareNoiseAdder, 1))
self.connect((self.bareNoiseAdder, 0), (self.bareDetectorMultiplier, 0))
self.connect((self.bareDetectorMultiplier, 0), (self.bareDetector, 0))
self.connect((self.bareDetector, 0), (self.bareErrorRate, 1))
self.connect((self.guidedScrambler, 0), (self.gsSymbolMapper, 0))
self.connect((self.gsSymbolMapper, 0), (self.gsNoiseAdder, 0))
self.connect((self.gsChannelNoise, 0), (self.gsNoiseAdder, 1))
self.connect((self.guidedScrambler, 0), (self.mlErrorRate, 0))
self.connect((self.gsNoiseAdder, 0), (self.mlDetectorMultiplier, 0))
self.connect((self.mlDetectorMultiplier, 0), (self.mlDetector, 0))
self.connect((self.mlDetector, 0), (self.mlErrorRate, 1))
self.connect((self.guidedScrambler, 0), (self.mapErrorRate, 0))
self.connect((self.gsNoiseAdder, 0), (self.mapDetector, 0))
self.connect((self.mapDetector, 0), (self.mapErrorRate, 1))
self.connect((self.symbolGenerator, 0), (self.descrambledErrorRate, 0))
self.connect((self.mapDetector, 0), (self.descrambler, 0))
self.connect((self.descrambler, 0), (self.descrambledErrorRate, 1))
def __init__(self, samp_rate=10000):
gr.hier_block2.__init__(
self, "Sync Radio Hier Grc",
gr.io_signaturev(2, 2, [gr.sizeof_char*1, gr.sizeof_gr_complex*1]),
gr.io_signaturev(2, 2, [gr.sizeof_char*1, gr.sizeof_gr_complex*1]),
)
##################################################
# Parameters
##################################################
self.samp_rate = samp_rate
##################################################
# Variables
##################################################
self.sync_word2 = sync_word2 = [0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,(1+0j),(-1+0j),(-1+0j),(-1+0j),(1+0j),(-1+0j),(1+0j),(-1+0j),(-1+0j),(-1+0j),(-1+0j),(-1+0j),(-1+0j),(-1+0j),(-1+0j),(1+0j),0j,(1+0j),(-1+0j),(1+0j),(1+0j),(1+0j),(-1+0j),(1+0j),(1+0j),(1+0j),(-1+0j),(1+0j),(1+0j),(1+0j),(1+0j),(-1+0j),0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j,0j]
self.sync_word1 = sync_word1 = [0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,1.42,0.0,-1.42,0.0,1.42,0.0,1.42,0.0,1.42,0.0,1.42,0.0,-1.42,0.0,1.42,0.0,1.42,0.0,-1.42,0.0,1.42,0.0,1.42,0.0,1.42,0.0,-1.42,0.0,1.42,0.0,1.42,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0]
self.pilot_symbols = pilot_symbols = ((1, -1,),)
self.pilot_carriers = pilot_carriers = ((-13, 12,),)
self.payload_mod = payload_mod = digital.constellation_qpsk()
self.packet_length_tag_key = packet_length_tag_key = "packet_len"
self.occupied_carriers = occupied_carriers = ([-16, -15, -14, -12, -11, -10, -9, -8, -7, -6, -5, -4, -3, -2, -1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15],)
self.length_tag_key = length_tag_key = "frame_len"
self.header_mod = header_mod = digital.constellation_bpsk()
self.fft_len = fft_len = (len(sync_word1)+len(sync_word2))/2
self.rolloff = rolloff = 0
self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe(fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 1)
self.len_ocup_carr = len_ocup_carr = len(occupied_carriers[0])
self.header_formatter = header_formatter = digital.packet_header_ofdm(occupied_carriers, n_syms=1, len_tag_key=packet_length_tag_key, frame_len_tag_key=length_tag_key, bits_per_header_sym=header_mod.bits_per_symbol(), bits_per_payload_sym=payload_mod.bits_per_symbol(), scramble_header=True)
self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe(fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols)
self.forward_OOB = forward_OOB = [0.005277622700213007, 0.03443705907448985, 0.1214101788557494, 0.29179662246081545, 0.52428014905364, 0.7350677973792328, 0.8210395030022875, 0.7350677973792348, 0.5242801490536404, 0.291796622460816, 0.1214101788557501, 0.03443705907448997, 0.005277622700213012]
self.feedback_OOB = feedback_OOB = [1.0, -1.0455317889337852, 3.9201525346250072, -3.9114761684448958, 6.54266144224035, -5.737287389902878, 5.820328302284336, -4.134700802700442, 2.7949972248757664, -1.4584448495689168, 0.6358650797085171, -0.19847981428665007, 0.04200458351675313]
self.cp_len = cp_len = fft_len/4
self.active_carriers = active_carriers = len(occupied_carriers[0])+4
##################################################
# Blocks
##################################################
self.iir_filter_xxx_1 = filter.iir_filter_ccd((forward_OOB), (feedback_OOB), False)
self.fft_vxx_txpath = fft.fft_vcc(fft_len, False, (()), True, 1)
self.fft_vxx_2_rxpath = fft.fft_vcc(fft_len, True, (), True, 1)
self.fft_vxx_1_rxpath = fft.fft_vcc(fft_len, True, (()), True, 1)
self.digital_packet_headerparser_b_rxpath = digital.packet_headerparser_b(header_formatter.base())
self.digital_packet_headergenerator_bb_txpath = digital.packet_headergenerator_bb(header_formatter.formatter(), "packet_len")
self.digital_ofdm_sync_sc_cfb_rxpath = digital.ofdm_sync_sc_cfb(fft_len, fft_len/4, False)
self.digital_ofdm_serializer_vcc_payload_rxpath = digital.ofdm_serializer_vcc(fft_len, occupied_carriers, length_tag_key, packet_length_tag_key, 1, "", True)
self.digital_ofdm_serializer_vcc_header_rxpath = digital.ofdm_serializer_vcc(fft_len, occupied_carriers, length_tag_key, "", 0, "", True)
self.digital_ofdm_frame_equalizer_vcvc_2_rxpath = digital.ofdm_frame_equalizer_vcvc(payload_equalizer.base(), cp_len, length_tag_key, True, 0)
self.digital_ofdm_frame_equalizer_vcvc_1_rxpath = digital.ofdm_frame_equalizer_vcvc(header_equalizer.base(), cp_len, length_tag_key, True, 1)
self.digital_ofdm_cyclic_prefixer_txpath = digital.ofdm_cyclic_prefixer(fft_len, fft_len+cp_len, rolloff, packet_length_tag_key)
(self.digital_ofdm_cyclic_prefixer_txpath).set_min_output_buffer(24000)
self.digital_ofdm_chanest_vcvc_rxpath = digital.ofdm_chanest_vcvc((sync_word1), (sync_word2), 1, 0, 3, False)
self.digital_ofdm_carrier_allocator_cvc_txpath = digital.ofdm_carrier_allocator_cvc(fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), packet_length_tag_key)
(self.digital_ofdm_carrier_allocator_cvc_txpath).set_min_output_buffer(16000)
self.digital_header_payload_demux_rxpath = digital.header_payload_demux(
3,
fft_len,
cp_len,
length_tag_key,
"",
True,
gr.sizeof_gr_complex,
"rx_time",
samp_rate,
(),
)
#self.digital_crc32_bb_txpath = digital.crc32_bb(False, packet_length_tag_key)
#self.digital_crc32_bb_rxpath = digital.crc32_bb(True, packet_length_tag_key)
self.digital_constellation_decoder_cb_1_rxpath = digital.constellation_decoder_cb(payload_mod.base())
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(header_mod.base())
self.digital_chunks_to_symbols_x_txpath = digital.chunks_to_symbols_bc((payload_mod.points()), 1)
self.digital_chunks_to_symbols_txpath = digital.chunks_to_symbols_bc((header_mod.points()), 1)
self.blocks_tagged_stream_mux_txpath = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, packet_length_tag_key, 0)
(self.blocks_tagged_stream_mux_txpath).set_min_output_buffer(16000)
self.blocks_tag_gate_txpath = blocks.tag_gate(gr.sizeof_gr_complex * 1, False)
self.blocks_repack_bits_bb_txpath = blocks.repack_bits_bb(8, payload_mod.bits_per_symbol(), packet_length_tag_key, False)
self.blocks_repack_bits_bb_rxpath = blocks.repack_bits_bb(payload_mod.bits_per_symbol(), 8, packet_length_tag_key, True)
self.blocks_multiply_xx_rxpath = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((.01, ))
self.blocks_delay_rxpath = blocks.delay(gr.sizeof_gr_complex*1, fft_len+fft_len/4)
self.analog_frequency_modulator_fc_rxpath = analog.frequency_modulator_fc(-2.0/fft_len)
self.analog_agc2_xx_0 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0.set_max_gain(65536)
##################################################
# Connections
##################################################
self.connect((self.digital_ofdm_sync_sc_cfb_rxpath, 0), (self.analog_frequency_modulator_fc_rxpath, 0))
self.connect((self.analog_agc2_xx_0, 0), (self.digital_ofdm_sync_sc_cfb_rxpath, 0))
self.connect((self.analog_agc2_xx_0, 0), (self.blocks_delay_rxpath, 0))
self.connect((self.digital_packet_headergenerator_bb_txpath, 0), (self.digital_chunks_to_symbols_txpath, 0))
self.connect((self.blocks_repack_bits_bb_txpath, 0), (self.digital_chunks_to_symbols_x_txpath, 0))
self.connect((self.digital_chunks_to_symbols_txpath, 0), (self.blocks_tagged_stream_mux_txpath, 0))
self.connect((self.digital_chunks_to_symbols_x_txpath, 0), (self.blocks_tagged_stream_mux_txpath, 1))
self.connect((self.digital_ofdm_cyclic_prefixer_txpath, 0), (self.blocks_tag_gate_txpath, 0))
self.connect((self.fft_vxx_txpath, 0), (self.digital_ofdm_cyclic_prefixer_txpath, 0))
self.connect((self.blocks_tagged_stream_mux_txpath, 0), (self.digital_ofdm_carrier_allocator_cvc_txpath, 0))
self.connect((self.digital_ofdm_carrier_allocator_cvc_txpath, 0), (self.fft_vxx_txpath, 0))
self.connect((self.digital_header_payload_demux_rxpath, 0), (self.fft_vxx_1_rxpath, 0))
self.connect((self.fft_vxx_1_rxpath, 0), (self.digital_ofdm_chanest_vcvc_rxpath, 0))
self.connect((self.digital_ofdm_frame_equalizer_vcvc_1_rxpath, 0), (self.digital_ofdm_serializer_vcc_header_rxpath, 0))
self.connect((self.digital_ofdm_chanest_vcvc_rxpath, 0), (self.digital_ofdm_frame_equalizer_vcvc_1_rxpath, 0))
self.connect((self.digital_header_payload_demux_rxpath, 1), (self.fft_vxx_2_rxpath, 0))
self.connect((self.digital_ofdm_frame_equalizer_vcvc_2_rxpath, 0), (self.digital_ofdm_serializer_vcc_payload_rxpath, 0))
self.connect((self.fft_vxx_2_rxpath, 0), (self.digital_ofdm_frame_equalizer_vcvc_2_rxpath, 0))
self.connect((self.digital_ofdm_serializer_vcc_payload_rxpath, 0), (self.digital_constellation_decoder_cb_1_rxpath, 0))
self.connect((self.digital_constellation_decoder_cb_1_rxpath, 0), (self.blocks_repack_bits_bb_rxpath, 0))
self.connect((self.digital_ofdm_serializer_vcc_header_rxpath, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.analog_frequency_modulator_fc_rxpath, 0), (self.blocks_multiply_xx_rxpath, 0))
self.connect((self.digital_ofdm_sync_sc_cfb_rxpath, 1), (self.digital_header_payload_demux_rxpath, 1))
self.connect((self.blocks_multiply_xx_rxpath, 0), (self.digital_header_payload_demux_rxpath, 0))
self.connect((self.blocks_delay_rxpath, 0), (self.blocks_multiply_xx_rxpath, 1))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_packet_headerparser_b_rxpath, 0))
self.connect((self, 1), (self.analog_agc2_xx_0, 0))
self.connect((self.blocks_tag_gate_txpath, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.iir_filter_xxx_1, 0), (self, 1))
'''
self.connect((self, 0), (self.digital_crc32_bb_txpath, 0))
self.connect((self.digital_crc32_bb_txpath, 0), (self.blocks_repack_bits_bb_txpath, 0))
self.connect((self.digital_crc32_bb_txpath, 0), (self.digital_packet_headergenerator_bb_txpath, 0))
'''
self.connect((self, 0), (self.blocks_repack_bits_bb_txpath, 0))
self.connect((self, 0), (self.digital_packet_headergenerator_bb_txpath, 0))
'''
self.connect((self.blocks_repack_bits_bb_rxpath, 0), (self.digital_crc32_bb_rxpath, 0))
self.connect((self.digital_crc32_bb_rxpath, 0), (self, 0))
'''
self.connect((self.blocks_repack_bits_bb_rxpath, 0), (self, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.iir_filter_xxx_1, 0))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(self.digital_packet_headerparser_b_rxpath, "header_data", self.digital_header_payload_demux_rxpath, "header_data")
def __init__(self,
hdr_format=digital.header_format_default(
digital.packet_utils.default_access_code, 0)):
grc_wxgui.top_block_gui.__init__(self, title="QPSK")
##################################################
# Parameters
##################################################
self.hdr_format = hdr_format
##################################################
# Variables
##################################################
self.sps = sps = 8
self.excess_bw = excess_bw = 0.35
self.samp_rate = samp_rate = 32000
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(
1, sps, 1, excess_bw, 45)
self.qpsk1 = qpsk1 = digital.constellation_qpsk().base()
self.our_txt = our_txt = 0
self.code1 = code1 = '010110011011101100010101011111101001001110001011010001101010001'
##################################################
# Blocks
##################################################
self.wxgui_scopesink2_2 = scopesink2.scope_sink_f(
self.GetWin(),
title='Scope Plot',
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.Add(self.wxgui_scopesink2_2.win)
self.wxgui_scopesink2_0_0 = scopesink2.scope_sink_c(
self.GetWin(),
title='Scope Plot',
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.Add(self.wxgui_scopesink2_0_0.win)
self.pluto_source_0 = iio.pluto_source('ip:pluto.local',
int(800000000), int(2084000),
int(20000000), 0x8000, True,
True, True, "manual", 15, '',
True)
self.pluto_sink_2 = iio.pluto_sink('ip:pluto.local', int(800000000),
int(2084000), int(20000000), 0x8000,
False, 0, '', True)
self._our_txt_text_box = forms.text_box(
parent=self.GetWin(),
value=self.our_txt,
callback=self.set_our_txt,
label='our_txt',
converter=forms.str_converter(),
)
self.Add(self._our_txt_text_box)
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "tab1")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "tab2")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "tab3")
self.Add(self.notebook_0)
self.low_pass_filter_2 = filter.fir_filter_ccf(
1,
firdes.low_pass(1, 2084000, 1000000, 500000, firdes.WIN_HAMMING,
6.76))
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
sps, 0.0682, (rrc_taps), 64, 16, 1.5, sps)
self.digital_map_bb_0 = digital.map_bb(([0, 1, 2, 3]))
self.digital_lms_dd_equalizer_cc_0 = digital.lms_dd_equalizer_cc(
21, 0.050, sps, qpsk1)
self.digital_diff_decoder_bb_1 = digital.diff_decoder_bb(4)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(0.0628, 4, True)
self.digital_constellation_modulator_0 = digital.generic_mod(
constellation=qpsk1,
differential=True,
samples_per_symbol=sps,
pre_diff_code=True,
excess_bw=excess_bw,
verbose=False,
log=False,
)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
qpsk1)
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(2)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_char * 1,
'/Users/cake/Desktop/Projects/plutoSDR/2byte.txt', True)
self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL)
self.blocks_file_sink_1 = blocks.file_sink(
gr.sizeof_char * 1,
'/Users/cake/Desktop/Projects/plutoSDR/out.txt', False)
self.blocks_file_sink_1.set_unbuffered(True)
self.blocks_char_to_float_1 = blocks.char_to_float(1, 1)
self.blks2_packet_encoder_0_0 = grc_blks2.packet_mod_b(
grc_blks2.packet_encoder(
samples_per_symbol=1,
bits_per_symbol=1,
preamble='',
access_code=code1,
pad_for_usrp=False,
),
payload_length=8,
)
self.blks2_packet_decoder_0_0 = grc_blks2.packet_demod_b(
grc_blks2.packet_decoder(
access_code=code1,
threshold=-1,
callback=lambda ok, payload: self.blks2_packet_decoder_0_0.
recv_pkt(ok, payload),
), )
##################################################
# Connections
##################################################
self.connect((self.blks2_packet_decoder_0_0, 0),
(self.blocks_file_sink_1, 0))
self.connect((self.blks2_packet_encoder_0_0, 0),
(self.digital_constellation_modulator_0, 0))
self.connect((self.blocks_char_to_float_1, 0),
(self.wxgui_scopesink2_2, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blks2_packet_encoder_0_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0),
(self.blks2_packet_decoder_0_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0),
(self.blocks_char_to_float_1, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_map_bb_0, 0))
self.connect((self.digital_constellation_modulator_0, 0),
(self.pluto_sink_2, 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.wxgui_scopesink2_0_0, 0))
self.connect((self.digital_diff_decoder_bb_1, 0),
(self.blocks_unpack_k_bits_bb_0, 0))
self.connect((self.digital_lms_dd_equalizer_cc_0, 0),
(self.digital_costas_loop_cc_0, 0))
self.connect((self.digital_map_bb_0, 0),
(self.digital_diff_decoder_bb_1, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_lms_dd_equalizer_cc_0, 0))
self.connect((self.low_pass_filter_2, 0),
(self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.pluto_source_0, 0), (self.low_pass_filter_2, 0))
def __init__(self):
gr.top_block.__init__(self, "Bob")
Qt.QWidget.__init__(self)
self.setWindowTitle("Bob")
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", "bob")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.sps = sps = 4
self.samp_rate_array_MCR = samp_rate_array_MCR = [
7500000, 5000000, 3750000, 3000000, 2500000, 2000000, 1500000,
1000000, 937500, 882352, 833333, 714285, 533333, 500000, 421052,
400000, 380952, 200000
]
self.nfilts = nfilts = 32
self.eb = eb = 0.22
self.variable_qtgui_range_0_1 = variable_qtgui_range_0_1 = rpower
self.variable_qtgui_range_0_0 = variable_qtgui_range_0_0 = jpower
self.samp_rate = samp_rate = samp_rate_array_MCR[15]
self.rx_rrc_taps = rx_rrc_taps = firdes.root_raised_cosine(
nfilts, nfilts * sps, 1.0, eb, 11 * sps * nfilts)
self.pld_const = pld_const = digital.constellation_rect(([
0.707 + 0.707j, -0.707 + 0.707j, -0.707 - 0.707j, 0.707 - 0.707j
]), ([0, 1, 2, 3]), 4, 2, 2, 1, 1).base()
self.pld_const.gen_soft_dec_lut(8)
self.frequencia_usrp = frequencia_usrp = 24e8
self.MCR = MCR = "master_clock_rate=60e6"
##################################################
# Blocks
##################################################
self._variable_qtgui_range_0_1_range = Range(0, 73, 1, rpower, 200)
self._variable_qtgui_range_0_1_win = RangeWidget(
self._variable_qtgui_range_0_1_range,
self.set_variable_qtgui_range_0_1, 'Gain_RX', "counter_slider",
float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_0_1_win, 0,
1, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self._variable_qtgui_range_0_0_range = Range(0, 90, 1, jpower, 200)
self._variable_qtgui_range_0_0_win = RangeWidget(
self._variable_qtgui_range_0_0_range,
self.set_variable_qtgui_range_0_0, 'Gain_Jamming',
"counter_slider", float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_0_0_win, 0,
2, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.uhd_usrp_source_0_0 = uhd.usrp_source(
",".join(("serial=F5EAC0", MCR)),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0_0.set_time_now(uhd.time_spec(time.time()),
uhd.ALL_MBOARDS)
self.uhd_usrp_source_0_0.set_center_freq(frequencia_usrp, 0)
self.uhd_usrp_source_0_0.set_gain(variable_qtgui_range_0_1, 0)
self.uhd_usrp_source_0_0.set_antenna('TX/RX', 0)
self.uhd_usrp_source_0_0.set_auto_dc_offset(True, 0)
self.uhd_usrp_source_0_0.set_auto_iq_balance(True, 0)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("serial=F5EAC0", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_subdev_spec('A:B', 0)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_time_now(uhd.time_spec(time.time()),
uhd.ALL_MBOARDS)
self.uhd_usrp_sink_0.set_center_freq(frequencia_usrp, 0)
self.uhd_usrp_sink_0.set_gain(variable_qtgui_range_0_0, 0)
self.uhd_usrp_sink_0.set_antenna('TX/RX', 0)
self.qtgui_time_sink_x_1_0_0 = qtgui.time_sink_c(
1024, #size
samp_rate, #samp_rate
"TX JAMMING USRP", #name
1 #number of inputs
)
self.qtgui_time_sink_x_1_0_0.set_update_time(0.10)
self.qtgui_time_sink_x_1_0_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_1_0_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_1_0_0.enable_tags(-1, True)
self.qtgui_time_sink_x_1_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS,
0.0, 0, 0, "")
self.qtgui_time_sink_x_1_0_0.enable_autoscale(False)
self.qtgui_time_sink_x_1_0_0.enable_grid(False)
self.qtgui_time_sink_x_1_0_0.enable_axis_labels(True)
self.qtgui_time_sink_x_1_0_0.enable_control_panel(False)
self.qtgui_time_sink_x_1_0_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_1_0_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
if (i % 2 == 0):
self.qtgui_time_sink_x_1_0_0.set_line_label(
i, "Re{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_1_0_0.set_line_label(
i, "Im{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_1_0_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_1_0_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_1_0_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_1_0_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_1_0_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_1_0_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_1_0_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_1_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_1_0_0_win, 1, 1,
1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_1_0 = qtgui.time_sink_c(
1024, #size
samp_rate, #samp_rate
"RX USRP", #name
1 #number of inputs
)
self.qtgui_time_sink_x_1_0.set_update_time(0.10)
self.qtgui_time_sink_x_1_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_1_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_1_0.enable_tags(-1, True)
self.qtgui_time_sink_x_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, 0, "")
self.qtgui_time_sink_x_1_0.enable_autoscale(False)
self.qtgui_time_sink_x_1_0.enable_grid(False)
self.qtgui_time_sink_x_1_0.enable_axis_labels(True)
self.qtgui_time_sink_x_1_0.enable_control_panel(False)
self.qtgui_time_sink_x_1_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_1_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
if (i % 2 == 0):
self.qtgui_time_sink_x_1_0.set_line_label(
i, "Re{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_1_0.set_line_label(
i, "Im{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_1_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_1_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_1_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_1_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_1_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_1_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_1_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_1_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_1_0_win, 1, 3,
1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(3, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_0_1_0 = qtgui.time_sink_f(
100 * 2, #size
samp_rate, #samp_rate
'Rx Data', #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_1_0.set_update_time(0.10)
self.qtgui_time_sink_x_0_1_0.set_y_axis(-1, 256)
self.qtgui_time_sink_x_0_1_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_1_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0_1_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_1_0.enable_autoscale(True)
self.qtgui_time_sink_x_0_1_0.enable_grid(True)
self.qtgui_time_sink_x_0_1_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0_1_0.enable_control_panel(False)
self.qtgui_time_sink_x_0_1_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_0_1_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0_1_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0_1_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_1_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_1_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_1_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_1_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_1_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_1_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_0_1_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_1_0_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_freq_sink_x_1 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_1.set_update_time(0.10)
self.qtgui_freq_sink_x_1.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_1.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0,
"")
self.qtgui_freq_sink_x_1.enable_autoscale(False)
self.qtgui_freq_sink_x_1.enable_grid(False)
self.qtgui_freq_sink_x_1.set_fft_average(1.0)
self.qtgui_freq_sink_x_1.enable_axis_labels(True)
self.qtgui_freq_sink_x_1.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_1.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_1.set_plot_pos_half(not True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_1.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_1.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_1.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_1_win = sip.wrapinstance(
self.qtgui_freq_sink_x_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_1_win, 1, 2, 1,
1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0_0_0_1 = qtgui.const_sink_c(
1024, #size
"RX Const", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0_0_1.set_update_time(0.10)
self.qtgui_const_sink_x_0_0_0_1.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_1.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_1.set_trigger_mode(
qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_0_0_0_1.enable_autoscale(False)
self.qtgui_const_sink_x_0_0_0_1.enable_grid(False)
self.qtgui_const_sink_x_0_0_0_1.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0_0_1.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0_0_0_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0_0_1.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_0_1_win = sip.wrapinstance(
self.qtgui_const_sink_x_0_0_0_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_0_1_win, 2,
1, 1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0_0_0 = qtgui.const_sink_c(
1024, #size
"RX Treated", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0_0.set_update_time(0.10)
self.qtgui_const_sink_x_0_0_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS,
0.0, 0, "")
self.qtgui_const_sink_x_0_0_0.enable_autoscale(False)
self.qtgui_const_sink_x_0_0_0.enable_grid(False)
self.qtgui_const_sink_x_0_0_0.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_0_win = sip.wrapinstance(
self.qtgui_const_sink_x_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_0_win, 2,
2, 1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.interp_fir_filter_xxx_1 = filter.interp_fir_filter_ccc(
4, ([1, 0, 0, 0]))
self.interp_fir_filter_xxx_1.declare_sample_delay(0)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
sps, 6.28 / 100.0, (rx_rrc_taps), nfilts, nfilts / 2, 1.5, 2)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(
pld_const.arity())
self.digital_costas_loop_cc_0_0 = digital.costas_loop_cc(
6.28 / 100.0, pld_const.arity(), False)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
pld_const)
self.digital_cma_equalizer_cc_0_0 = digital.cma_equalizer_cc(
15, 1, 0.01, 2)
self.custom_corr = correlate_and_delay.corr_and_delay(
200 * sps, 0, 0.9995, sps)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
pld_const.bits_per_symbol(), 8, '', False, gr.GR_MSB_FIRST)
self.blocks_null_sink_1 = blocks.null_sink(gr.sizeof_gr_complex * 1)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_gr_complex * 1)
self.blocks_multiply_const_vxx_1_0 = blocks.multiply_const_vcc((0.5, ))
self.blocks_file_sink_0_0_0_0_2 = blocks.file_sink(
gr.sizeof_char * 1,
'/home/it/ELI/' + num + '/BOB_55_8000_BRUTO.txt', False)
self.blocks_file_sink_0_0_0_0_2.set_unbuffered(True)
self.blocks_file_sink_0 = blocks.file_sink(
gr.sizeof_gr_complex * 1, '/home/it/ELI/' + num + '/BOB_EVM.txt',
False)
self.blocks_file_sink_0.set_unbuffered(True)
self.blocks_char_to_float_1_0_1_0 = blocks.char_to_float(1, 1)
self.analog_noise_source_x_0_0 = analog.noise_source_c(
analog.GR_GAUSSIAN, 1, -5)
self.adapt_lms_filter_xx_0 = adapt.lms_filter_cc(
True, 64, 0.0001, 0, 1, True, False, False)
##################################################
# Connections
##################################################
self.connect((self.adapt_lms_filter_xx_0, 0),
(self.blocks_null_sink_0, 0))
self.connect((self.adapt_lms_filter_xx_0, 1),
(self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.analog_noise_source_x_0_0, 0),
(self.interp_fir_filter_xxx_1, 0))
self.connect((self.blocks_char_to_float_1_0_1_0, 0),
(self.qtgui_time_sink_x_0_1_0, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0),
(self.custom_corr, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0),
(self.qtgui_freq_sink_x_1, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0),
(self.qtgui_time_sink_x_1_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0),
(self.uhd_usrp_sink_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.blocks_char_to_float_1_0_1_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.blocks_file_sink_0_0_0_0_2, 0))
self.connect((self.custom_corr, 0), (self.adapt_lms_filter_xx_0, 1))
self.connect((self.custom_corr, 1), (self.adapt_lms_filter_xx_0, 0))
self.connect((self.custom_corr, 2), (self.blocks_null_sink_1, 0))
self.connect((self.digital_cma_equalizer_cc_0_0, 0),
(self.digital_costas_loop_cc_0_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.blocks_file_sink_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.qtgui_const_sink_x_0_0_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_cma_equalizer_cc_0_0, 0))
self.connect((self.interp_fir_filter_xxx_1, 0),
(self.blocks_multiply_const_vxx_1_0, 0))
self.connect((self.uhd_usrp_source_0_0, 0), (self.custom_corr, 1))
self.connect((self.uhd_usrp_source_0_0, 0),
(self.qtgui_const_sink_x_0_0_0_1, 0))
self.connect((self.uhd_usrp_source_0_0, 0),
(self.qtgui_time_sink_x_1_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Bpsk Receiverpoly")
##################################################
# Variables
##################################################
self.sps = sps = 8
self.probe_var = probe_var = 0
self.nfilts = nfilts = 32
self.eb = eb = 0.35
self.SNR = SNR = 500
self.transistion = transistion = 100
self.timing_loop_bw = timing_loop_bw = 6.28/100.0
self.sideband_rx = sideband_rx = 500
self.sideband = sideband = 500
self.samp_rate = samp_rate = 48000
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts/16, nfilts/16, 1.0/float(sps), 0.35, 11*sps*nfilts/16)
self.qpsk = qpsk = 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.probe_var_n = probe_var_n = 0
self.preamble = preamble = [1,-1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,1,1,-1,1,-1,-1,1,-1,-1,1,1,1,-1,-1,-1,1,-1,1,1,1,1,-1,-1,1,-1,1,-1,-1,-1,1,1,-1,-1,-1,-1,1,-1,-1,-1,-1,-1,1,1,1,1,1,1,-1,-1]
self.phase_bw = phase_bw = 6.28/100.0
self.noise_amp = noise_amp = probe_var/(10**(SNR/20))
self.matched_filter = matched_filter = firdes.root_raised_cosine(nfilts, nfilts, 1, eb, int(11*sps*nfilts))
self.interpolation = interpolation = 2000
self.eq_gain = eq_gain = 0.01
self.delay = delay = 0
self.decimation = decimation = 1
self.constel = constel = digital.constellation_calcdist(([1,- 1]), ([0,1]), 2, 1).base()
self.carrier = carrier = 10000
self.arity = arity = 2
##################################################
# Blocks
##################################################
self.probe_rms = blocks.probe_signal_f()
self.probe_avg_n = blocks.probe_signal_f()
self.rational_resampler_xxx_0_0 = filter.rational_resampler_ccc(
interpolation=decimation,
decimation=interpolation,
taps=(rrc_taps),
fractional_bw=None,
)
def _probe_var_n_probe():
while True:
val = self.probe_avg_n.level()
try:
self.set_probe_var_n(val)
except AttributeError:
pass
time.sleep(1.0 / (10))
_probe_var_n_thread = threading.Thread(target=_probe_var_n_probe)
_probe_var_n_thread.daemon = True
_probe_var_n_thread.start()
def _probe_var_probe():
while True:
val = self.probe_rms.level()
try:
self.set_probe_var(val)
except AttributeError:
pass
time.sleep(1.0 / (10))
_probe_var_thread = threading.Thread(target=_probe_var_probe)
_probe_var_thread.daemon = True
_probe_var_thread.start()
self.freq_xlating_fir_filter_xxx_0_0 = filter.freq_xlating_fir_filter_ccc(1, (filter.firdes.low_pass(1, samp_rate*10, sideband_rx,1000)), carrier, samp_rate)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, timing_loop_bw, (rrc_taps), nfilts, nfilts/2, 1.5, 1)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(constel)
script, SNRinput, inputwav, outputBinary, delay= argv
self.blocks_wavfile_source_0 = blocks.wavfile_source(inputwav, False)
self.blocks_throttle_1_0_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
self.blocks_rms_xx_1 = blocks.rms_cf(0.01)
self.blocks_rms_xx_0 = blocks.rms_cf(0.01)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_char*1, outputBinary, False)
self.blocks_file_sink_0.set_unbuffered(False)
self.blocks_delay_1 = blocks.delay(gr.sizeof_char*1, int(delay))
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.analog_noise_source_x_0 = analog.noise_source_c(analog.GR_GAUSSIAN, noise_amp, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_noise_source_x_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.analog_noise_source_x_0, 0), (self.blocks_rms_xx_1, 0))
self.connect((self.blocks_add_xx_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.blocks_delay_1, 0), (self.blocks_file_sink_0, 0))
self.connect((self.blocks_float_to_complex_0, 0), (self.freq_xlating_fir_filter_xxx_0_0, 0))
self.connect((self.blocks_rms_xx_0, 0), (self.probe_rms, 0))
self.connect((self.blocks_rms_xx_1, 0), (self.probe_avg_n, 0))
self.connect((self.blocks_throttle_1_0_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.blocks_throttle_1_0_0, 0), (self.blocks_rms_xx_0, 0))
self.connect((self.blocks_wavfile_source_0, 0), (self.blocks_float_to_complex_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_diff_decoder_bb_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.blocks_delay_1, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0, 0), (self.rational_resampler_xxx_0_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0), (self.blocks_throttle_1_0_0, 0))
def __init__(self, bw_clock_sync=2*math.pi/100, bw_fll=math.pi/1600, bits_per_sym=2, bw_costas=2*math.pi/100, n_filts=32, len_sym_srrc=7, constellation=digital.constellation_calcdist([-1-1j, 1-1j, 1+1j, -1+1j], [], 4, 1).base(), samp_per_sym=3, alfa=0.35):
gr.hier_block2.__init__(
self, "Hier Rx",
gr.io_signature(1, 1, gr.sizeof_gr_complex*1),
gr.io_signature(1, 1, gr.sizeof_char*1),
)
##################################################
# Parameters
##################################################
self.bw_clock_sync = bw_clock_sync
self.bw_fll = bw_fll
self.bits_per_sym = bits_per_sym
self.bw_costas = bw_costas
self.n_filts = n_filts
self.len_sym_srrc = len_sym_srrc
self.constellation = constellation
self.samp_per_sym = samp_per_sym
self.alfa = alfa
##################################################
# Variables
##################################################
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)
##################################################
# Blocks
##################################################
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(samp_per_sym, bw_clock_sync, (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, bw_fll)
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(bw_costas, 2**bits_per_sym)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(constellation)
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(bits_per_sym)
self.analog_agc2_xx_0 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0.set_max_gain(65536)
##################################################
# Connections
##################################################
self.connect((self.digital_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.analog_agc2_xx_0, 0), (self.digital_fll_band_edge_cc_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))
self.connect((self, 0), (self.analog_agc2_xx_0, 0))
self.connect((self.digital_costas_loop_cc_0_0_0, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self, 0))
sw_decim = 1
self._chbw_factor=1
chan_coeffs = filter.firdes.low_pass (1.0, # gain
sw_decim * self.samp_per_sym, # sampling rate
self._chbw_factor, # midpoint of trans. band
0.5, # width of trans. band
filter.firdes.WIN_HANN) # filter type
self.channel_filter = filter.fft_filter_ccc(sw_decim, chan_coeffs)
# Carrier Sensing Blocks
alpha = 0.001
thresh = 30 # in dB, will have to adjust
self.probe = analog.probe_avg_mag_sqrd_c(thresh,alpha)
self.connect(self, self.channel_filter)
# connect the channel input filter to the carrier power detector
self.connect(self.channel_filter, self.probe)
def __init__(self):
gr.top_block.__init__(self, "Demod")
# the commented elements below did not work in testing so leave them alone!
bitmappings = [
[0, 1, 2, 3],
# [ 0, 1, 3, 2],
[0, 2, 1, 3],
# [ 0, 2, 3, 1],
# [ 0, 3, 1, 2],
[0, 3, 2, 1],
[1, 0, 2, 3],
[1, 0, 3, 2],
# [ 1, 2, 0, 3],
# [ 1, 2, 3, 0],
# [ 1, 3, 0, 2],
# [ 1, 3, 2, 0],
# [ 2, 0, 1, 3],
# [ 2, 0, 3, 1],
[2, 1, 0, 3],
# [ 2, 1, 3, 0],
[2, 3, 0, 1],
# [ 2, 3, 1, 0],
# [ 3, 0, 1, 2],
# [ 3, 0, 2, 1],
# [ 3, 1, 0, 2],
[3, 1, 2, 0],
# [ 3, 2, 0, 1],
[3, 2, 1, 0],
]
constellation_map = random.choice(bitmappings)
# override the above for now until figure out how to make the solver work dynamically
constellation_map = [2, 3, 0, 1]
# sys.stderr.write('{}'.format(constellation_map))
##################################################
# Variables
##################################################
self.sps = sps = 8
self.nfilts = nfilts = 32
self.samp_rate = samp_rate = 32000
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(
nfilts, nfilts, 1.0 / float(sps), 0.35, 11 * sps * nfilts)
self.qpsk = qpsk = digital.constellation_rect(([
0.707 + 0.707j, -0.707 + 0.707j, -0.707 - 0.707j, 0.707 - 0.707j
]), (constellation_map), 4, 2, 2, 1, 1).base()
self.arity = arity = 4
##################################################
# Blocks
##################################################
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
sps, 62.8e-3, (rrc_taps), nfilts, nfilts / 2, 1.5, 2)
self.digital_map_bb_0 = digital.map_bb((constellation_map))
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(4)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(
62.8e-3, arity, False)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
qpsk)
self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(
15, 1, 10e-3, 2)
self.blocks_wavfile_source_0 = blocks.wavfile_source(
sys.argv[1], False)
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(2)
self.blocks_multiply_xx_0_0 = blocks.multiply_vcc(1)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_char * 1,
sys.argv[2], False)
self.blocks_file_sink_0.set_unbuffered(False)
self.analog_sig_source_x_0_0 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, -8e3, 1, 0)
##################################################
# Connections
##################################################
self.connect((self.blocks_wavfile_source_0, 0),
(self.blocks_float_to_complex_0, 0))
self.connect((self.blocks_wavfile_source_0, 1),
(self.blocks_float_to_complex_0, 1))
self.connect((self.blocks_float_to_complex_0, 0),
(self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_cma_equalizer_cc_0, 0))
self.connect((self.digital_cma_equalizer_cc_0, 0),
(self.digital_costas_loop_cc_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.digital_map_bb_0, 0))
self.connect((self.digital_map_bb_0, 0),
(self.blocks_unpack_k_bits_bb_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0),
(self.blocks_file_sink_0, 0))
def __init__(self, puncpat='11'):
gr.top_block.__init__(self, "Top Block")
Qt.QWidget.__init__(self)
self.setWindowTitle("Top Block")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "top_block")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Parameters
##################################################
self.puncpat = puncpat
##################################################
# Variables
##################################################
self.sps = sps = 4
self.nfilts = nfilts = 32
self.eb = eb = 0.22
self.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 = [
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_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[2]
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, True)
), range(0, 8))
self.pld_dec = pld_dec = map((lambda a: fec.cc_decoder.make(
440, k, rate, (polys), 0, -1, fec.CC_TERMINATED, True)),
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.filt_delay = filt_delay = 1 + (taps_per_filt - 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_2_0 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
"After CAC", #name
1 #number of inputs
)
self.qtgui_time_sink_x_2_0.set_update_time(0.10)
self.qtgui_time_sink_x_2_0.set_y_axis(0, 1.5)
self.qtgui_time_sink_x_2_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_2_0.enable_tags(-1, True)
self.qtgui_time_sink_x_2_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, 0, "")
self.qtgui_time_sink_x_2_0.enable_autoscale(False)
self.qtgui_time_sink_x_2_0.enable_grid(True)
self.qtgui_time_sink_x_2_0.enable_axis_labels(True)
self.qtgui_time_sink_x_2_0.enable_control_panel(False)
self.qtgui_time_sink_x_2_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_2_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_2_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_2_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_2_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_2_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_2_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_2_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_2_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_2_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_2_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_2_0_win, 2, 4,
1, 1)
for r in range(2, 3):
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_2 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
"Defore CAC", #name
1 #number of inputs
)
self.qtgui_time_sink_x_2.set_update_time(0.10)
self.qtgui_time_sink_x_2.set_y_axis(0, 1.5)
self.qtgui_time_sink_x_2.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_2.enable_tags(-1, True)
self.qtgui_time_sink_x_2.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0, 0,
0, "")
self.qtgui_time_sink_x_2.enable_autoscale(False)
self.qtgui_time_sink_x_2.enable_grid(False)
self.qtgui_time_sink_x_2.enable_axis_labels(True)
self.qtgui_time_sink_x_2.enable_control_panel(False)
self.qtgui_time_sink_x_2.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_2.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_2.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_2.set_line_label(i, labels[i])
self.qtgui_time_sink_x_2.set_line_width(i, widths[i])
self.qtgui_time_sink_x_2.set_line_color(i, colors[i])
self.qtgui_time_sink_x_2.set_line_style(i, styles[i])
self.qtgui_time_sink_x_2.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_2.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_2_win = sip.wrapinstance(
self.qtgui_time_sink_x_2.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_2_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_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, 5,
1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(5, 6):
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 = qtgui.const_sink_c(
1024, #size
"RX Const", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0_0_1.set_update_time(0.10)
self.qtgui_const_sink_x_0_0_0_1.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_1.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_1.set_trigger_mode(
qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_0_0_0_1.enable_autoscale(False)
self.qtgui_const_sink_x_0_0_0_1.enable_grid(False)
self.qtgui_const_sink_x_0_0_0_1.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0_0_1.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0_0_0_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0_0_1.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_0_1_win = sip.wrapinstance(
self.qtgui_const_sink_x_0_0_0_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_0_1_win, 2,
1, 1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0_0_0_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.qtgui_const_sink_x_0_0_0 = qtgui.const_sink_c(
1024, #size
"RX Treated", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0_0.set_update_time(0.10)
self.qtgui_const_sink_x_0_0_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS,
0.0, 0, "")
self.qtgui_const_sink_x_0_0_0.enable_autoscale(False)
self.qtgui_const_sink_x_0_0_0.enable_grid(False)
self.qtgui_const_sink_x_0_0_0.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_0_win = sip.wrapinstance(
self.qtgui_const_sink_x_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_0_win, 2,
2, 1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.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.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_1_0 = digital.map_bb((pld_const.pre_diff_code()))
self.digital_map_bb_0_0_0_0_0 = digital.map_bb(([-1, 1]))
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_0 = digital.costas_loop_cc(
6.28 / 200.0, 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_constellation_decoder_cb_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_vector_source_x_0 = blocks.vector_source_b([0], True, 1,
[])
self.blocks_vector_insert_x_0 = blocks.vector_insert_b((vector),
496000000, 0)
self.blocks_stream_to_tagged_stream_0_0_0 = blocks.stream_to_tagged_stream(
gr.sizeof_char, 1, 992, "packet_len")
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_stream_mux_0 = blocks.stream_mux(gr.sizeof_char * 1,
(440, 2))
self.blocks_repack_bits_bb_1_0_0_1 = blocks.repack_bits_bb(
8, 1, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_1_0_0_0 = blocks.repack_bits_bb(
1, 2, "packet_len", False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0_0_0_1_0 = blocks.repack_bits_bb(
1, 8, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
2, 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_1_1_0 = blocks.keep_m_in_n(
gr.sizeof_char, 440, 442, 0)
self.blocks_keep_m_in_n_0_0_2_0 = blocks.keep_m_in_n(
gr.sizeof_char, 892, 896, 0)
self.blocks_file_source_0_0_1_0_0 = blocks.file_source(
gr.sizeof_char * 1, '/home/andre/Downloads/lion-sample.mts', False)
self.blocks_file_source_0_0_1_0_0.set_begin_tag(pmt.PMT_NIL)
self.blocks_file_sink_0_0_0_0_0 = blocks.file_sink(
gr.sizeof_char * 1, '/home/andre/Desktop/transmitido/depois.mts',
False)
self.blocks_file_sink_0_0_0_0_0.set_unbuffered(False)
self.blocks_char_to_float_1_0_1 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_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.blocks_char_to_float_0_0 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_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, 0),
(self.qtgui_time_sink_x_2, 0))
self.connect((self.blocks_char_to_float_0_0, 0),
(self.qtgui_time_sink_x_2_0, 0))
self.connect((self.blocks_char_to_float_0_2_0_0, 0),
(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_file_source_0_0_1_0_0, 0),
(self.blocks_char_to_float_1_0_0, 0))
self.connect((self.blocks_file_source_0_0_1_0_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_keep_m_in_n_0_1_1_0, 0),
(self.blocks_repack_bits_bb_0_0_0_1_0, 0))
self.connect((self.blocks_multiply_const_vxx_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.blocks_char_to_float_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.digital_correlate_access_code_xx_ts_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_1_0, 0),
(self.blocks_char_to_float_1_0_1, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_1_0, 0),
(self.blocks_file_sink_0_0_0_0_0, 0))
self.connect((self.blocks_repack_bits_bb_1_0_0_0, 0),
(self.blocks_vector_insert_x_0, 0))
self.connect((self.blocks_repack_bits_bb_1_0_0_1, 0),
(self.blocks_stream_mux_0, 0))
self.connect((self.blocks_stream_mux_0, 0),
(self.fec_extended_encoder_0, 0))
self.connect((self.blocks_stream_mux_0_0, 0),
(self.blocks_stream_mux_0_1_0, 1))
self.connect((self.blocks_stream_mux_0_1_0, 0),
(self.blocks_stream_to_tagged_stream_0_0_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0_0_0, 0),
(self.blocks_repack_bits_bb_1_0_0_0, 0))
self.connect((self.blocks_vector_insert_x_0, 0),
(self.digital_map_bb_1_0, 0))
self.connect((self.blocks_vector_source_x_0, 0),
(self.blocks_stream_mux_0, 1))
self.connect((self.blocks_vector_source_x_0_0_0, 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),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.digital_correlate_access_code_xx_ts_0_0, 0),
(self.blocks_char_to_float_0_0, 0))
self.connect((self.digital_correlate_access_code_xx_ts_0_0, 0),
(self.blocks_keep_m_in_n_0_0_2_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.qtgui_const_sink_x_0_0_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_diff_encoder_bb_0, 0),
(self.digital_chunks_to_symbols_xx_0_0, 0))
self.connect((self.digital_map_bb_0_0_0_0_0, 0),
(self.blocks_char_to_float_0_2_0_0, 0))
self.connect((self.digital_map_bb_1_0, 0),
(self.digital_diff_encoder_bb_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_costas_loop_cc_0_0, 0))
self.connect((self.fec_extended_decoder_0_0_1_0_1_0, 0),
(self.blocks_keep_m_in_n_0_1_1_0, 0))
self.connect((self.fec_extended_encoder_0, 0),
(self.blocks_stream_mux_0_0, 0))
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_pfb_clock_sync_xxx_0, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.qtgui_const_sink_x_0_0_0_1, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.qtgui_time_sink_x_1_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Mpsk Stage3")
Qt.QWidget.__init__(self)
self.setWindowTitle("Mpsk Stage3")
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", "mpsk_stage3")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.sps = sps = 8
self.payload = payload = range(256)
self.nfilts = nfilts = 32
self.timing_loop_bw = timing_loop_bw = 6.28/100.0
self.taps = taps = [1.0 + 0.0j, ]
self.samp_rate = samp_rate = 250e3
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), 0.35, 45*nfilts)
self.qpsk_const = qpsk_const = digital.constellation_rect(([-1, +1]), ([0, 1]), 1, 2, 1, 1, 1).base()
self.payload_str = payload_str = ''.join(map(lambda x: "{0:08b}".format(x), payload))
self.gain = gain = 50
self.freq = freq = 2.3e9
self.excess_bw = excess_bw = 0.35
self.delay = delay = 32
self.decim = decim = 1
self.arity = arity = 2
self.access_code_str = access_code_str = "1111100110101"
self.access_code = access_code = [31, 53]
##################################################
# Blocks
##################################################
self._delay_layout = Qt.QVBoxLayout()
self._delay_tool_bar = Qt.QToolBar(self)
self._delay_layout.addWidget(self._delay_tool_bar)
self._delay_tool_bar.addWidget(Qt.QLabel("delay"+": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot('double')
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._delay_counter = qwt_counter_pyslot()
self._delay_counter.setRange(0, 100, 1)
self._delay_counter.setNumButtons(2)
self._delay_counter.setValue(self.delay)
self._delay_tool_bar.addWidget(self._delay_counter)
self._delay_counter.valueChanged.connect(self.set_delay)
self._delay_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._delay_slider.setRange(0, 100, 1)
self._delay_slider.setValue(self.delay)
self._delay_slider.setMinimumWidth(200)
self._delay_slider.valueChanged.connect(self.set_delay)
self._delay_layout.addWidget(self._delay_slider)
self.top_layout.addLayout(self._delay_layout)
self.west_stream_trigged_pdu_0 = west.stream_trigged_pdu("start_payload", 2048)
self.west_ber_pdu_0 = west.ber_pdu(payload_str)
self._timing_loop_bw_layout = Qt.QVBoxLayout()
self._timing_loop_bw_label = Qt.QLabel("Time: BW")
self._timing_loop_bw_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._timing_loop_bw_slider.setRange(0.0, 0.2, 0.005)
self._timing_loop_bw_slider.setValue(self.timing_loop_bw)
self._timing_loop_bw_slider.setMinimumWidth(200)
self._timing_loop_bw_slider.valueChanged.connect(self.set_timing_loop_bw)
self._timing_loop_bw_label.setAlignment(Qt.Qt.AlignBottom | Qt.Qt.AlignHCenter)
self._timing_loop_bw_layout.addWidget(self._timing_loop_bw_label)
self._timing_loop_bw_layout.addWidget(self._timing_loop_bw_slider)
self.top_grid_layout.addLayout(self._timing_loop_bw_layout, 3,1,1,1)
self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0.set_y_label("Amplitude", "")
self.qtgui_time_sink_x_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_0.enable_autoscale(False)
self.qtgui_time_sink_x_0.enable_grid(False)
labels = ["", "", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_time_sink_x_0_win)
self.qtgui_const_sink_x_1_0 = qtgui.const_sink_c(
1024, #size
"Equalizer", #name
1 #number of inputs
)
self.qtgui_const_sink_x_1_0.set_update_time(0.10)
self.qtgui_const_sink_x_1_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_1_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_1_0.enable_autoscale(False)
self.qtgui_const_sink_x_1_0.enable_grid(False)
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_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_1_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_1_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_1_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_1_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_1_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_1_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_1_0_win = sip.wrapinstance(self.qtgui_const_sink_x_1_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_const_sink_x_1_0_win)
self.qtgui_const_sink_x_1 = qtgui.const_sink_c(
1024, #size
"Clock Sync Output", #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)
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_layout.addWidget(self._qtgui_const_sink_x_1_win)
self.qtgui_const_sink_x_0_0 = qtgui.const_sink_c(
2048, #size
"Costas Loop Output", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0.set_update_time(0.10)
self.qtgui_const_sink_x_0_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_0_0.enable_autoscale(False)
self.qtgui_const_sink_x_0_0.enable_grid(False)
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.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_win = sip.wrapinstance(self.qtgui_const_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_win, 0,1,1,1)
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(
1,
taps=(rrc_taps[:-1]),
flt_size=32)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
self._gain_layout = Qt.QVBoxLayout()
self._gain_tool_bar = Qt.QToolBar(self)
self._gain_layout.addWidget(self._gain_tool_bar)
self._gain_tool_bar.addWidget(Qt.QLabel("RF gain"+": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot('double')
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._gain_counter = qwt_counter_pyslot()
self._gain_counter.setRange(0, 90, 1)
self._gain_counter.setNumButtons(2)
self._gain_counter.setValue(self.gain)
self._gain_tool_bar.addWidget(self._gain_counter)
self._gain_counter.valueChanged.connect(self.set_gain)
self._gain_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._gain_slider.setRange(0, 90, 1)
self._gain_slider.setValue(self.gain)
self._gain_slider.setMinimumWidth(200)
self._gain_slider.valueChanged.connect(self.set_gain)
self._gain_layout.addWidget(self._gain_slider)
self.top_layout.addLayout(self._gain_layout)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(.015, 2)
self.digital_correlate_access_code_bb_0 = digital.correlate_access_code_bb(access_code_str, 1)
self.digital_constellation_modulator_0 = digital.generic_mod(
constellation=qpsk_const,
differential=True,
samples_per_symbol=sps,
pre_diff_code=True,
excess_bw=excess_bw,
verbose=False,
log=False,
)
(self.digital_constellation_modulator_0).set_processor_affinity([2])
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(qpsk_const)
self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(16, 1, 0.15/100., 1)
self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_cc(sps*(1+0.0), 0.25*0.175*0.175, 0.5, 0.175, 0.005)
self.blocks_vector_source_x_0_0 = blocks.vector_source_b([135, 201]*5000 + access_code + payload*100000, False, 1, [])
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(8)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
self.blocks_sub_xx_0 = blocks.sub_ff(1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((.0001, ))
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(gr.sizeof_char*1, 1)
self.blocks_delay_0 = blocks.delay(gr.sizeof_char*1, int(delay))
self.blocks_char_to_float_0_0 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_0 = blocks.char_to_float(1, 1)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.analog_fastnoise_source_x_0 = analog.fastnoise_source_c(analog.GR_GAUSSIAN, 0.3, 0, 8192)
self.analog_agc2_xx_0 = analog.agc2_cc(1e-1, 1e-1, 1.0, 1)
self.analog_agc2_xx_0.set_max_gain(65536)
##################################################
# Connections
##################################################
self.connect((self.blocks_add_xx_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.digital_constellation_modulator_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.analog_fastnoise_source_x_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.blocks_vector_source_x_0_0, 0), (self.digital_constellation_modulator_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.blocks_delay_0, 0))
self.connect((self.blocks_vector_source_x_0_0, 0), (self.blocks_unpack_k_bits_bb_0, 0))
self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.qtgui_const_sink_x_1, 0))
self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.digital_cma_equalizer_cc_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.digital_clock_recovery_mm_xx_0, 0))
self.connect((self.digital_cma_equalizer_cc_0, 0), (self.digital_costas_loop_cc_0, 0))
self.connect((self.digital_cma_equalizer_cc_0, 0), (self.qtgui_const_sink_x_1_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.analog_agc2_xx_0, 0))
self.connect((self.analog_agc2_xx_0, 0), (self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_char_to_float_0_0, 0))
self.connect((self.digital_correlate_access_code_bb_0, 0), (self.blocks_char_to_float_0, 0))
self.connect((self.blocks_sub_xx_0, 0), (self.qtgui_time_sink_x_0, 0))
self.connect((self.blocks_char_to_float_0, 0), (self.blocks_sub_xx_0, 0))
self.connect((self.blocks_char_to_float_0_0, 0), (self.blocks_sub_xx_0, 1))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.blocks_keep_one_in_n_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.qtgui_const_sink_x_0_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_correlate_access_code_bb_0, 0), (self.west_stream_trigged_pdu_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.digital_correlate_access_code_bb_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0), (self.digital_diff_decoder_bb_0, 0))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(self.west_stream_trigged_pdu_0, "pdus", self.west_ber_pdu_0, "pdus")
def __init__(self):
gr.top_block.__init__(self, "MPSK Receiver")
Qt.QWidget.__init__(self)
self.setWindowTitle("MPSK Receiver")
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", "mpsk_rx")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.sps = sps = 4
self.nfilts = nfilts = 32
self.eb = eb = 0.35
self.usrp_gain = usrp_gain = 40
self.timing_loop_bw = timing_loop_bw = 0.01
self.samp_rate = samp_rate = 1e6
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), 0.35, 11*sps*nfilts)
self.qpsk = qpsk = digital.constellation_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.preamble = preamble = [1,-1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,1,1,-1,1,-1,-1,1,-1,-1,1,1,1,-1,-1,-1,1,-1,1,1,1,1,-1,-1,1,-1,1,-1,-1,-1,1,1,-1,-1,-1,-1,1,-1,-1,-1,-1,-1,1,1,1,1,1,1,-1,-1]
self.phase_bw = phase_bw = 0.1
self.n = n = 4
self.matched_filter = matched_filter = firdes.root_raised_cosine(nfilts, nfilts, 1, eb, int(11*sps*nfilts))
self.eq_gain = eq_gain = 0.01
self.arity = arity = 4
##################################################
# Blocks
##################################################
self._usrp_gain_layout = Qt.QVBoxLayout()
self._usrp_gain_tool_bar = Qt.QToolBar(self)
self._usrp_gain_layout.addWidget(self._usrp_gain_tool_bar)
self._usrp_gain_tool_bar.addWidget(Qt.QLabel("USRP Gain"+": "))
self._usrp_gain_counter = Qwt.QwtCounter()
self._usrp_gain_counter.setRange(0, 100, 1)
self._usrp_gain_counter.setNumButtons(2)
self._usrp_gain_counter.setValue(self.usrp_gain)
self._usrp_gain_tool_bar.addWidget(self._usrp_gain_counter)
self._usrp_gain_counter.valueChanged.connect(self.set_usrp_gain)
self._usrp_gain_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._usrp_gain_slider.setRange(0, 100, 1)
self._usrp_gain_slider.setValue(self.usrp_gain)
self._usrp_gain_slider.setMinimumWidth(200)
self._usrp_gain_slider.valueChanged.connect(self.set_usrp_gain)
self._usrp_gain_layout.addWidget(self._usrp_gain_slider)
self.top_layout.addLayout(self._usrp_gain_layout)
self._timing_loop_bw_layout = Qt.QVBoxLayout()
self._timing_loop_bw_label = Qt.QLabel("Time: BW")
self._timing_loop_bw_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._timing_loop_bw_slider.setRange(0.0, 0.2, 0.005)
self._timing_loop_bw_slider.setValue(self.timing_loop_bw)
self._timing_loop_bw_slider.setMinimumWidth(200)
self._timing_loop_bw_slider.valueChanged.connect(self.set_timing_loop_bw)
self._timing_loop_bw_label.setAlignment(Qt.Qt.AlignBottom | Qt.Qt.AlignHCenter)
self._timing_loop_bw_layout.addWidget(self._timing_loop_bw_label)
self._timing_loop_bw_layout.addWidget(self._timing_loop_bw_slider)
self.top_grid_layout.addLayout(self._timing_loop_bw_layout, 0,0,1,1)
self._phase_bw_layout = Qt.QVBoxLayout()
self._phase_bw_label = Qt.QLabel("Phase: Bandwidth")
self._phase_bw_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._phase_bw_slider.setRange(0.0, 1.0, 0.01)
self._phase_bw_slider.setValue(self.phase_bw)
self._phase_bw_slider.setMinimumWidth(200)
self._phase_bw_slider.valueChanged.connect(self.set_phase_bw)
self._phase_bw_label.setAlignment(Qt.Qt.AlignBottom | Qt.Qt.AlignHCenter)
self._phase_bw_layout.addWidget(self._phase_bw_label)
self._phase_bw_layout.addWidget(self._phase_bw_slider)
self.top_grid_layout.addLayout(self._phase_bw_layout, 0,2,1,1)
self._eq_gain_layout = Qt.QVBoxLayout()
self._eq_gain_label = Qt.QLabel("Equalizer: rate")
self._eq_gain_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._eq_gain_slider.setRange(0.0, 0.1, 0.001)
self._eq_gain_slider.setValue(self.eq_gain)
self._eq_gain_slider.setMinimumWidth(200)
self._eq_gain_slider.valueChanged.connect(self.set_eq_gain)
self._eq_gain_label.setAlignment(Qt.Qt.AlignBottom | Qt.Qt.AlignHCenter)
self._eq_gain_layout.addWidget(self._eq_gain_label)
self._eq_gain_layout.addWidget(self._eq_gain_slider)
self.top_grid_layout.addLayout(self._eq_gain_layout, 0,1,1,1)
self.uhd_usrp_source_0 = uhd.usrp_source(
device_addr="",
stream_args=uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(2.4e9, 0)
self.uhd_usrp_source_0.set_gain(usrp_gain, 0)
self.qtgui_sink_x_1 = qtgui.sink_c(
1024, #fftsize
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"QT GUI Plot", #name
True, #plotfreq
True, #plotwaterfall
True, #plottime
True, #plotconst
)
self.qtgui_sink_x_1.set_update_time(1.0/10)
self._qtgui_sink_x_1_win = sip.wrapinstance(self.qtgui_sink_x_1.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_sink_x_1_win)
self.qtgui_sink_x_0 = qtgui.sink_f(
1024, #fftsize
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"QT GUI Plot", #name
True, #plotfreq
True, #plotwaterfall
True, #plottime
True, #plotconst
)
self.qtgui_sink_x_0.set_update_time(1.0/10)
self._qtgui_sink_x_0_win = sip.wrapinstance(self.qtgui_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_sink_x_0_win)
self.frame_detection_deinterleaver_bb_0 = frame_detection.deinterleaver_bb(n, n)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, timing_loop_bw, (rrc_taps), nfilts, nfilts/2, 1.5, 2)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(4)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(phase_bw, arity)
self.digital_correlate_and_sync_cc_0 = digital.correlate_and_sync_cc((preamble), (matched_filter), sps)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(qpsk)
self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(15, 1, eq_gain, 2)
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(2)
self.blocks_pack_k_bits_bb_1 = blocks.pack_k_bits_bb(8)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_gr_complex*1)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_char*1, "/home/ubuntu/rx_message", False)
self.blocks_file_sink_0.set_unbuffered(False)
self.blocks_char_to_float_0 = blocks.char_to_float(1, 1)
##################################################
# Connections
##################################################
self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.blocks_char_to_float_0, 0))
self.connect((self.blocks_char_to_float_0, 0), (self.qtgui_sink_x_0, 0))
self.connect((self.digital_correlate_and_sync_cc_0, 1), (self.blocks_null_sink_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.blocks_unpack_k_bits_bb_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.blocks_pack_k_bits_bb_1, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.digital_correlate_and_sync_cc_0, 0))
self.connect((self.digital_correlate_and_sync_cc_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_cma_equalizer_cc_0, 0))
self.connect((self.digital_cma_equalizer_cc_0, 0), (self.digital_costas_loop_cc_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.digital_constellation_decoder_cb_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.qtgui_sink_x_1, 0))
self.connect((self.blocks_pack_k_bits_bb_1, 0), (self.frame_detection_deinterleaver_bb_0, 0))
self.connect((self.frame_detection_deinterleaver_bb_0, 0), (self.blocks_file_sink_0, 0))
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,
fft_len = 64,
cp_len = 16,
nofdm_symbols = 10,
nofdm_frames = 1,
ofdm_symbol_scale = 1,
constellation = digital.constellation_bpsk(),
occupied_carriers = (range(-26, -21) + range(-20, -7) +
range(-6, 0) + range(1, 7) +
range(8, 21) + range(22, 27),),
pilot_carriers = ((-21, -7, 7, 21),),
pilot_symbols = tuple([(1, -1, 1, -1),]),
seq_seed = 42,
debug = False
):
gr.hier_block2.__init__(self,
"ofdm_receive_frames_cb",
gr.io_signature(1, 1, gr.sizeof_gr_complex), # Input signature
gr.io_signature(1, 1, gr.sizeof_char)) # Output signature
# =====================================================================
# Generate class-members
# =====================================================================
self._def_occupied_carriers = occupied_carriers
self._def_pilot_carriers = pilot_carriers
self._def_pilot_symbols = pilot_symbols
self._seq_seed = seq_seed
self.fft_len = fft_len
self.cp_len = cp_len
self.ofdm_symbol_scale = ofdm_symbol_scale
self.constellation = constellation
self.packet_len_tag = "packet_length"
self.frame_len_tag_key = "frame_length"
self.nofdm_symbols = nofdm_symbols
self.nofdm_frames = nofdm_frames
self.debug = debug
# =====================================================================
# Create all blocks
# =====================================================================
# TODO: rename some blocks
sync_detect = digital.ofdm_sync_sc_cfb(
fft_len = fft_len,
cp_len = cp_len
)
delay = blocks.delay(gr.sizeof_gr_complex, self.fft_len+self.cp_len)
oscillator = analog.frequency_modulator_fc(-2.0 / self.fft_len)
mixer = blocks.multiply_cc()
frames = mimoots.ofdm_extract_frame_cvc(
fft_len = self.fft_len,
cp_len = self.cp_len,
nsymbols_per_ofdmframe = self.nofdm_symbols+2 # +2 Sync-Words
)
fft_payload = fft.fft_vcc(
fft_size = self.fft_len,
forward = True,
window = (),
shift = True
)
chanest = digital.ofdm_chanest_vcvc(
sync_symbol1 = utils.ofdm_make_sync_word1(self.fft_len,
self._def_occupied_carriers,
self._def_pilot_carriers),
sync_symbol2 = utils.ofdm_make_sync_word2(self.fft_len,
self._def_occupied_carriers,
self._def_pilot_carriers),
n_data_symbols = self.nofdm_symbols
)
payload_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len = self.fft_len,
constellation = self.constellation.base(),
occupied_carriers = self._def_occupied_carriers,
pilot_carriers = self._def_pilot_carriers,
pilot_symbols = self._def_pilot_symbols,
symbols_skipped = 0,
)
payload_eq = digital.ofdm_frame_equalizer_vcvc(
equalizer = payload_equalizer.base(),
cp_len = cp_len,
len_tag_key = self.frame_len_tag_key,
propagate_channel_state = True,
fixed_frame_len = self.nofdm_symbols
)
# doesn't accept names of parameters
payload_serializer = digital.ofdm_serializer_vcc(
self.fft_len, # fft_len =
self._def_occupied_carriers, # occupied_carriers =
self.frame_len_tag_key, # len_tag_key =
self.packet_len_tag, # packet_len_tag =
0 # symbolsskipped =
)
payload_demod = digital.constellation_decoder_cb(
constellation = self.constellation.base()
)
payload_pack = blocks.repack_bits_bb(
k = self.constellation.bits_per_symbol(),
l = 8,
len_tag_key = self.packet_len_tag,
align_output = True
)
# =====================================================================
# Connect all blocks
# =====================================================================
# TODO: Clean up graph
self.connect(self, sync_detect)
self.connect((sync_detect,0), oscillator, (mixer,0))
self.connect((self,0), delay, (mixer,1))
self.connect((sync_detect,1), (frames,1))
self.connect(mixer, (frames,0), fft_payload, chanest,
payload_eq, payload_serializer, payload_demod,
payload_pack, self)
# =====================================================================
# Debug-Output
# =====================================================================
if self.debug == True:
self.connect(self,
blocks.file_sink(gr.sizeof_gr_complex,
'receive-self.dat'))
self.connect((sync_detect,0),
blocks.file_sink(gr.sizeof_float,
'receive-sync_detect-0.dat'))
self.connect((sync_detect,1),
blocks.file_sink(gr.sizeof_char,
'receive-sync_detect-1.dat'))
self.connect(mixer,
blocks.file_sink(gr.sizeof_gr_complex,
'receive-mixer.dat'))
self.connect(frames,
blocks.file_sink(fft_len*gr.sizeof_gr_complex,
'receive-frames.dat'))
self.connect(fft_payload,
blocks.file_sink(self.fft_len*gr.sizeof_gr_complex,
'receive-fft_payload.dat'))
self.connect(chanest,
blocks.file_sink(self.fft_len*gr.sizeof_gr_complex,
'receive-chanest.dat'))
self.connect(payload_eq,
blocks.file_sink(self.fft_len*gr.sizeof_gr_complex,
'receive-payload_eq.dat'))
self.connect(payload_serializer,
blocks.file_sink(gr.sizeof_char*8,
'receive-payload_serializer.dat'))
def __init__(self, freq=0, gain=0, loopbw=100, fllbw=0.002):
gr.top_block.__init__(self, "Rx")
##################################################
# Parameters
##################################################
self.freq = freq
self.gain = gain
self.loopbw = loopbw
self.fllbw = fllbw
##################################################
# Variables
##################################################
self.sps = sps = 8
self.excess_bw = excess_bw = 0.25
self.target_samp_rate = target_samp_rate = sps*(200e3/(1 + excess_bw))
self.qpsk_const = qpsk_const = digital.constellation_qpsk().base()
self.dsp_rate = dsp_rate = 100e6
self.const_choice = const_choice = "qpsk"
self.bpsk_const = bpsk_const = digital.constellation_bpsk().base()
self.barker_code_two_dim = barker_code_two_dim = [-1.0000 - 1.0000j, -1.0000 - 1.0000j, -1.0000 - 1.0000j, -1.0000 - 1.0000j, -1.0000 - 1.0000j, 1.0000 + 1.0000j, 1.0000 + 1.0000j, -1.0000 - 1.0000j, -1.0000 - 1.0000j, 1.0000 + 1.0000j, -1.0000 - 1.0000j, 1.0000 + 1.0000j, -1.0000 - 1.0000j]
self.barker_code_one_dim = barker_code_one_dim = sqrt(2)*numpy.real([-1.0000 - 1.0000j, -1.0000 - 1.0000j, -1.0000 - 1.0000j, -1.0000 - 1.0000j, -1.0000 - 1.0000j, 1.0000 + 1.0000j, 1.0000 + 1.0000j, -1.0000 - 1.0000j, -1.0000 - 1.0000j, 1.0000 + 1.0000j, -1.0000 - 1.0000j, 1.0000 + 1.0000j, -1.0000 - 1.0000j])
self.rrc_delay = rrc_delay = int(round(-44*excess_bw + 33))
self.nfilts = nfilts = 32
self.n_barker_rep = n_barker_rep = 10
self.dec_factor = dec_factor = ceil(dsp_rate/target_samp_rate)
self.constellation = constellation = qpsk_const if (const_choice=="qpsk") else bpsk_const
self.barker_code = barker_code = barker_code_two_dim if (const_choice == "qpsk") else barker_code_one_dim
self.preamble_syms = preamble_syms = numpy.matlib.repmat(barker_code, 1, n_barker_rep)[0]
self.n_rrc_taps = n_rrc_taps = rrc_delay * int(sps*nfilts)
self.n_codewords = n_codewords = 1
self.even_dec_factor = even_dec_factor = dec_factor if (dec_factor % 1 == 1) else (dec_factor+1)
self.const_order = const_order = pow(2,constellation.bits_per_symbol())
self.codeword_len = codeword_len = 18444
self.usrp_rx_addr = usrp_rx_addr = "192.168.10.2"
self.samp_rate = samp_rate = dsp_rate/even_dec_factor
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts*sps, 1.0, excess_bw, n_rrc_taps)
self.rf_center_freq = rf_center_freq = 1428.4309e6
self.preamble_size = preamble_size = len(preamble_syms)
self.pmf_peak_threshold = pmf_peak_threshold = 0.6
self.payload_size = payload_size = codeword_len*n_codewords/int(numpy.log2(const_order))
self.dataword_len = dataword_len = 6144
self.barker_len = barker_len = 13
##################################################
# Blocks
##################################################
self.rtlsdr_source_0 = osmosdr.source( args="numchan=" + str(1) + " " + '' )
self.rtlsdr_source_0.set_sample_rate(samp_rate)
self.rtlsdr_source_0.set_center_freq(freq, 0)
self.rtlsdr_source_0.set_freq_corr(0, 0)
self.rtlsdr_source_0.set_dc_offset_mode(0, 0)
self.rtlsdr_source_0.set_iq_balance_mode(0, 0)
self.rtlsdr_source_0.set_gain_mode(False, 0)
self.rtlsdr_source_0.set_gain(gain, 0)
self.rtlsdr_source_0.set_if_gain(20, 0)
self.rtlsdr_source_0.set_bb_gain(20, 0)
self.rtlsdr_source_0.set_antenna('', 0)
self.rtlsdr_source_0.set_bandwidth(0, 0)
self.mods_turbo_decoder_0 = mods.turbo_decoder(codeword_len, dataword_len)
self.mods_frame_sync_fast_0 = mods.frame_sync_fast(pmf_peak_threshold, preamble_size, payload_size, 0, 1, 1, int(const_order))
self.mods_fifo_async_sink_0 = mods.fifo_async_sink('/tmp/async_rx')
self.interp_fir_filter_xxx_0_0 = filter.interp_fir_filter_fff(1, ( numpy.ones(n_barker_rep*barker_len)))
self.interp_fir_filter_xxx_0_0.declare_sample_delay(0)
self.interp_fir_filter_xxx_0 = filter.interp_fir_filter_ccc(1, ( numpy.flipud(numpy.conj(preamble_syms))))
self.interp_fir_filter_xxx_0.declare_sample_delay(0)
self.framers_gr_hdlc_deframer_b_0 = framers.gr_hdlc_deframer_b(0)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, 2*pi/50, (rrc_taps), nfilts, nfilts/2, pi/8, 1)
self.digital_map_bb_0_0_0 = digital.map_bb(([1,- 1]))
self.digital_fll_band_edge_cc_1 = digital.fll_band_edge_cc(sps, excess_bw, rrc_delay * int(sps) + 1, fllbw)
self.digital_descrambler_bb_0 = digital.descrambler_bb(0x21, 0x7F, 16)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(2*pi/loopbw, 2**constellation.bits_per_symbol(), False)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(constellation.base())
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(constellation.bits_per_symbol())
self.blocks_rms_xx_1 = blocks.rms_cf(0.0001)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_multiply_const_vxx_1_1 = blocks.multiply_const_vcc((1.0/sqrt(2), ))
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc((1.0/(preamble_size*sqrt(2)), ))
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_divide_xx_1 = blocks.divide_ff(1)
self.blocks_divide_xx_0 = blocks.divide_cc(1)
self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(1)
self.blocks_complex_to_mag_1 = blocks.complex_to_mag(1)
##################################################
# Connections
##################################################
self.msg_connect((self.framers_gr_hdlc_deframer_b_0, 'pdu'), (self.mods_fifo_async_sink_0, 'async_pdu'))
self.connect((self.blocks_complex_to_mag_1, 0), (self.blocks_divide_xx_1, 0))
self.connect((self.blocks_complex_to_mag_squared_0, 0), (self.interp_fir_filter_xxx_0_0, 0))
self.connect((self.blocks_divide_xx_0, 0), (self.digital_fll_band_edge_cc_1, 0))
self.connect((self.blocks_divide_xx_1, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_divide_xx_1, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_float_to_complex_0, 0), (self.blocks_divide_xx_0, 1))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.mods_frame_sync_fast_0, 2))
self.connect((self.blocks_multiply_const_vxx_1_1, 0), (self.blocks_complex_to_mag_1, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.mods_frame_sync_fast_0, 1))
self.connect((self.blocks_rms_xx_1, 0), (self.blocks_float_to_complex_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.digital_map_bb_0_0_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.blocks_unpack_k_bits_bb_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.blocks_complex_to_mag_squared_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.interp_fir_filter_xxx_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.mods_frame_sync_fast_0, 0))
self.connect((self.digital_descrambler_bb_0, 0), (self.framers_gr_hdlc_deframer_b_0, 0))
self.connect((self.digital_fll_band_edge_cc_1, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.digital_map_bb_0_0_0, 0), (self.mods_turbo_decoder_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_costas_loop_cc_0, 0))
self.connect((self.interp_fir_filter_xxx_0, 0), (self.blocks_multiply_const_vxx_1, 0))
self.connect((self.interp_fir_filter_xxx_0, 0), (self.blocks_multiply_const_vxx_1_1, 0))
self.connect((self.interp_fir_filter_xxx_0_0, 0), (self.blocks_divide_xx_1, 1))
self.connect((self.mods_frame_sync_fast_0, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.mods_turbo_decoder_0, 0), (self.digital_descrambler_bb_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.blocks_divide_xx_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.blocks_rms_xx_1, 0))
def __init__(self):
gr.top_block.__init__(self, "BER Simulation")
Qt.QWidget.__init__(self)
self.setWindowTitle("BER Simulation")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "ber_sim")
try:
if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
self.restoreGeometry(
self.settings.value("geometry").toByteArray())
else:
self.restoreGeometry(self.settings.value("geometry"))
except:
pass
##################################################
# Variables
##################################################
self.constellation = constellation = digital.qam_constellation(
64, True, digital.mod_codes.GRAY_CODE, True)
self.bits_per_symbol = bits_per_symbol = constellation.bits_per_symbol(
)
self.EbN0 = EbN0 = 15
self.sym_map = sym_map = [
0, 1, 2, 3, 6, 7, 4, 5, 25, 24, 27, 26, 31, 30, 29, 28, 18, 19, 16,
17, 20, 21, 22, 23, 11, 10, 9, 8, 13, 12, 15, 14
]
self.samp_rate = samp_rate = 100000
self.const_points = const_points = [(-7 + 7j), (-3 + 7j), (1 + 7j),
(5 + 7j), (-5 + 5j), (-1 + 5j),
(3 + 5j), (7 + 5j), (-7 + 3j),
(-3 + 3j), (1 + 3j), (5 + 3j),
(-5 + 1j), (-1 + 1j), (3 + 1j),
(7 + 1j), (-7 - 1j), (-3 - 1j),
(1 - 1j), (5 - 1j), (-5 - 3j),
(-1 - 3j), (3 - 3j), (7 - 3j),
(-7 - 5j), (-3 - 5j), (1 - 5j),
(5 - 5j), (-5 - 7j), (-1 - 7j),
(3 - 7j), (7 - 7j)]
self.EsN0 = EsN0 = EbN0 + 10 * math.log10(bits_per_symbol)
##################################################
# Blocks
##################################################
self.qtgui_number_sink_0 = qtgui.number_sink(gr.sizeof_float, 0,
qtgui.NUM_GRAPH_HORIZ, 1)
self.qtgui_number_sink_0.set_update_time(0.10)
self.qtgui_number_sink_0.set_title("")
labels = ['', '', '', '', '', '', '', '', '', '']
units = ['', '', '', '', '', '', '', '', '', '']
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in range(1):
self.qtgui_number_sink_0.set_min(i, 0)
self.qtgui_number_sink_0.set_max(i, 1)
self.qtgui_number_sink_0.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0.set_label(i, labels[i])
self.qtgui_number_sink_0.set_unit(i, units[i])
self.qtgui_number_sink_0.set_factor(i, factor[i])
self.qtgui_number_sink_0.enable_autoscale(False)
self._qtgui_number_sink_0_win = sip.wrapinstance(
self.qtgui_number_sink_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_number_sink_0_win)
self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
1024, #size
"", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0.set_update_time(0.10)
self.qtgui_const_sink_x_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, "")
self.qtgui_const_sink_x_0.enable_autoscale(False)
self.qtgui_const_sink_x_0.enable_grid(False)
self.qtgui_const_sink_x_0.enable_axis_labels(True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_win = sip.wrapinstance(
self.qtgui_const_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_win)
self.fec_ber_bf_0 = fec.ber_bf(False, 100, -7.0)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
constellation.base())
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(
constellation.points(), 1)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char * 1, samp_rate,
True)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.analog_random_source_x_0 = blocks.vector_source_b(
list(
map(int,
numpy.random.randint(0, constellation.arity(), 10000000))),
True)
self.analog_noise_source_x_0 = analog.noise_source_c(
analog.GR_GAUSSIAN, 1.0 / math.sqrt(10**(EsN0 / 10)), 42)
self._EbN0_range = Range(-2, 30, 1, 15, 200)
self._EbN0_win = RangeWidget(self._EbN0_range, self.set_EbN0,
'Eb / N0 (dB)', "counter_slider", float)
self.top_grid_layout.addWidget(self._EbN0_win)
##################################################
# 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.blocks_add_xx_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.qtgui_const_sink_x_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.fec_ber_bf_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.fec_ber_bf_0, 1))
self.connect((self.fec_ber_bf_0, 0), (self.qtgui_number_sink_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.samp_rate_array_MCR = samp_rate_array_MCR = [
7500000, 5000000, 3750000, 3000000, 2500000, 2000000, 1500000,
1000000, 937500, 882352, 833333, 714285, 533333, 500000, 421052,
400000, 380952
]
self.nfilts = nfilts = 32
self.eb = eb = 0.22
self.H_dec = H_dec = fec.ldpc_H_matrix(
'/usr/local/share/gnuradio/fec/ldpc/n_1100_k_0442_gap_24.alist',
24)
self.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.tx_rrc_taps = tx_rrc_taps = firdes.root_raised_cosine(
nfilts, nfilts, 1.0, eb, 11 * sps * nfilts)
self.samp_rate = samp_rate = samp_rate_array_MCR[15]
self.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.ldpc_par_mtrx_encoder_make_H(H)), range(0, 4))
self.pld_dec = pld_dec = map((lambda a: fec.ldpc_bit_flip_decoder.make(
H_dec.get_base_sptr(), 100)), 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)
##################################################
# Blocks
##################################################
self.scrambler_cpp_additive_scrambler_0 = scrambler_cpp.additive_scrambler(
0x8A, 0x7F, 7, 440 - 32)
self.scrambler_cpp_additive_descrambler_0 = scrambler_cpp.additive_descrambler(
0x8A, 0x7F, 7, 440 - 32)
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_freq_sink_x_1_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"LMS IN/OUT", #name
3 #number of inputs
)
self.qtgui_freq_sink_x_1_0.set_update_time(0.10)
self.qtgui_freq_sink_x_1_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_1_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0,
0, "")
self.qtgui_freq_sink_x_1_0.enable_autoscale(False)
self.qtgui_freq_sink_x_1_0.enable_grid(False)
self.qtgui_freq_sink_x_1_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_1_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_1_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_1_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_1_0.set_plot_pos_half(not True)
labels = [
'Signal MIXED', 'ERROR', 'OUT', 'Error', 'MIX', '', '', '', '', ''
]
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"black", "red", "green", "cyan", "magenta", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(3):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_1_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_1_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_1_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_1_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_1_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_1_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_1_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_1_0_win, 5, 1,
1, 3)
for r in range(5, 6):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_0_0_1_0_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"ORIGINAL/RECOVERED", #name
2 #number of inputs
)
self.qtgui_freq_sink_x_0_0_1_0_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0_0_1_0_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0_0_1_0_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0_0_1_0_0.set_trigger_mode(
qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0_0_1_0_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0_0_1_0_0.enable_grid(False)
self.qtgui_freq_sink_x_0_0_1_0_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_0_0_1_0_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0_0_1_0_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_0_0_1_0_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0_0_1_0_0.set_plot_pos_half(not True)
labels = [
'After Chunks to symbols', 'After Treated', 'Error LMS', '', '',
'', '', '', '', ''
]
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_0_1_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0_1_0_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0_1_0_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0_1_0_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0_1_0_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_1_0_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0_0_1_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_0_1_0_0_win,
7, 1, 1, 3)
for r in range(7, 8):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_0_0_1_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"TX/OUT LMS", #name
2 #number of inputs
)
self.qtgui_freq_sink_x_0_0_1_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0_0_1_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0_0_1_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0_0_1_0.set_trigger_mode(
qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0_0_1_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0_0_1_0.enable_grid(False)
self.qtgui_freq_sink_x_0_0_1_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_0_0_1_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0_0_1_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_0_0_1_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0_0_1_0.set_plot_pos_half(not True)
labels = [
'After TX RRC', 'ERROR LMS', 'Error LMS', '', '', '', '', '', '',
''
]
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_0_1_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0_1_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0_1_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0_1_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0_1_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_1_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0_0_1_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_0_1_0_win, 6,
1, 1, 3)
for r in range(6, 7):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_0_0_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"RX Frequency", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_0_0_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0_0_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0_0_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
0.0, 0, "")
self.qtgui_freq_sink_x_0_0_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0_0_0.enable_grid(False)
self.qtgui_freq_sink_x_0_0_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_0_0_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0_0_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_0_0_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0_0_0.set_plot_pos_half(not True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_0_0_win, 2, 1,
1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_0_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"Jamming", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_0_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0,
0, "")
self.qtgui_freq_sink_x_0_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0_0.enable_grid(False)
self.qtgui_freq_sink_x_0_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_0_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_0_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0_0.set_plot_pos_half(not True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_0_win, 1, 3,
1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(3, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"TX Frequency", #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, 1, 2, 1,
1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0_0_0_1_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_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,
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_0 = pfb.arb_resampler_ccf(
sps, taps=(tx_rrc_taps), flt_size=nfilts)
self.pfb_arb_resampler_xxx_0_0.declare_sample_delay(0)
self.interp_fir_filter_xxx_1_0 = filter.interp_fir_filter_ccc(
4, ([1, 0, 0, 0]))
self.interp_fir_filter_xxx_1_0.declare_sample_delay(0)
self.insert_vec_cpp_new_vec_0_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_0 = fec.extended_decoder(
decoder_obj_list=pld_dec,
threading='capillary',
ann=None,
puncpat=puncpat,
integration_period=10000)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
sps, 6.28 / 100.0, (rx_rrc_taps), nfilts, nfilts / 2, 1.5, 2)
self.digital_map_bb_0_0_0_0_0_0 = digital.map_bb(([-1, 1]))
self.digital_diff_encoder_bb_0_0 = digital.diff_encoder_bb(
pld_const.arity())
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(
pld_const.arity())
self.digital_costas_loop_cc_0_0 = digital.costas_loop_cc(
6.28 / 100.0, pld_const.arity(), False)
self.digital_correlate_access_code_xx_ts_0_0 = digital.correlate_access_code_bb_ts(
digital.packet_utils.default_access_code, 4, 'packet_len')
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
pld_const)
self.digital_cma_equalizer_cc_0_0 = digital.cma_equalizer_cc(
15, 1, 0.01, 2)
self.digital_chunks_to_symbols_xx_0_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_throttle_1 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_stream_mux_0_1_0_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_0 = blocks.repack_bits_bb(
1, pld_const.bits_per_symbol(), '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0_0_0_1_0 = blocks.repack_bits_bb(
1, 8, '', False, gr.GR_MSB_FIRST)
self.blocks_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_0 = blocks.multiply_const_vcc((0.5, ))
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc((0.7, ))
self.blocks_keep_m_in_n_0_1_1_0 = blocks.keep_m_in_n(
gr.sizeof_char, 440, 442, 0)
self.blocks_keep_m_in_n_0_0_2_0_0 = blocks.keep_m_in_n(
gr.sizeof_char, 1100, 1104, 0)
self.blocks_file_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_char_to_float_1_0_1 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_0_2_0_0_0 = blocks.char_to_float(1, 1)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.analog_noise_source_x_0_0 = analog.noise_source_c(
analog.GR_GAUSSIAN, 1, -5)
self.adapt_lms_filter_xx_0 = adapt.lms_filter_cc(
True, 32, 0.0001, 0, 1, True, False, False)
self.acode_1104_0_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, 0),
(self.blocks_stream_mux_0_1_0_0_0, 0))
self.connect((self.adapt_lms_filter_xx_0, 1),
(self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.adapt_lms_filter_xx_0, 1),
(self.qtgui_freq_sink_x_0_0_1_0, 1))
self.connect((self.adapt_lms_filter_xx_0, 1),
(self.qtgui_freq_sink_x_1_0, 1))
self.connect((self.adapt_lms_filter_xx_0, 0),
(self.qtgui_freq_sink_x_1_0, 0))
self.connect((self.analog_noise_source_x_0_0, 0),
(self.interp_fir_filter_xxx_1_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.adapt_lms_filter_xx_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.qtgui_freq_sink_x_0_0_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.qtgui_freq_sink_x_1_0, 2))
self.connect((self.blocks_char_to_float_0_2_0_0_0, 0),
(self.fec_extended_decoder_0_0_1_0_1_0_0, 0))
self.connect((self.blocks_char_to_float_1_0_1, 0),
(self.qtgui_time_sink_x_0_1, 0))
self.connect((self.blocks_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, 0),
(self.digital_map_bb_0_0_0_0_0_0, 0))
self.connect((self.blocks_keep_m_in_n_0_1_1_0, 0),
(self.scrambler_cpp_additive_descrambler_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.blocks_multiply_const_vxx_1, 0),
(self.qtgui_const_sink_x_0_0_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0),
(self.qtgui_freq_sink_x_0, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0),
(self.adapt_lms_filter_xx_0, 1))
self.connect((self.blocks_multiply_const_vxx_1_0, 0),
(self.blocks_add_xx_0, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0),
(self.qtgui_freq_sink_x_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_0_0_1_0, 0),
(self.blocks_char_to_float_1_0_1, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_1_0, 0),
(self.blocks_file_sink_0_0_0_2, 0))
self.connect((self.blocks_repack_bits_bb_1_0_0_0_0, 0),
(self.insert_vec_cpp_new_vec_0_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_0, 1))
self.connect((self.blocks_stream_mux_0_1_0_0_0, 0),
(self.blocks_repack_bits_bb_1_0_0_0_0, 0))
self.connect((self.blocks_throttle_1, 0),
(self.blocks_multiply_const_vxx_1, 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, 0),
(self.pfb_arb_resampler_xxx_0_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0_0_0, 0),
(self.qtgui_freq_sink_x_0_0_1_0_0, 0))
self.connect((self.digital_cma_equalizer_cc_0_0, 0),
(self.digital_costas_loop_cc_0_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.digital_correlate_access_code_xx_ts_0_0, 0),
(self.blocks_keep_m_in_n_0_0_2_0_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.qtgui_const_sink_x_0_0_0_1_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.qtgui_freq_sink_x_0_0_1_0_0, 1))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_diff_encoder_bb_0_0, 0),
(self.digital_chunks_to_symbols_xx_0_0_0, 0))
self.connect((self.digital_map_bb_0_0_0_0_0_0, 0),
(self.blocks_char_to_float_0_2_0_0_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_cma_equalizer_cc_0_0, 0))
self.connect((self.fec_extended_decoder_0_0_1_0_1_0_0, 0),
(self.blocks_keep_m_in_n_0_1_1_0, 0))
self.connect((self.fec_extended_encoder_0, 0),
(self.blocks_stream_mux_0_0_0, 0))
self.connect((self.insert_vec_cpp_new_vec_0_0, 0),
(self.digital_diff_encoder_bb_0_0, 0))
self.connect((self.interp_fir_filter_xxx_1_0, 0),
(self.blocks_multiply_const_vxx_1_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0_0, 0),
(self.blocks_throttle_1, 0))
self.connect((self.pfb_arb_resampler_xxx_0_0, 0),
(self.qtgui_freq_sink_x_0_0_1_0, 0))
self.connect((self.scrambler_cpp_additive_descrambler_0, 0),
(self.blocks_repack_bits_bb_0_0_0_1_0, 0))
self.connect((self.scrambler_cpp_additive_scrambler_0, 0),
(self.blocks_stream_mux_0_0, 0))
def __init__(self): grc_wxgui.top_block_gui.__init__(self, title="OFDM Rx") _icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png" self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY)) ################################################## # Variables ################################################## self.occupied_carriers = occupied_carriers = (range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27),) self.length_tag_name = length_tag_name = "frame_len" self.sync_word2 = sync_word2 = (0, 0, 0, 0, 0, 1, 1, -1.0, -1, 1.0, 1, 1.0, -1, -1.0, -1, 1.0, 1, -1.0, 1, 1.0, 1, -1.0, -1, -1.0, -1, 1.0, -1, 1.0, -1, 1.0, 1, -1.0, 0, 1.0, 1, -1.0, 1, 1.0, -1, -1.0, 1, -1.0, -1, -1.0, 1, 1.0, 1, -1.0, 1, 1.0, -1, 1.0, -1, -1.0, -1, 1.0, 1, -1.0, 0, 0, 0, 0, 0, 0) self.sync_word1 = sync_word1 = (0, 0, 0, 0, 0, 0, 0, -1.0, 0, 1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, -1.0, 0, 1.0, 0, 1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, -1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, 1.0, 0, -1.0, 0, 1.0, 0, -1.0, 0, 0, 0, 0, 0, 0) self.samp_rate = samp_rate = 3200000 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.header_mod = header_mod = digital.constellation_bpsk() self.header_formatter = header_formatter = digital.packet_header_ofdm(occupied_carriers, 1, length_tag_name) self.fft_len = fft_len = 64 ################################################## # Blocks ################################################## self.gr_delay_0 = gr.delay(gr.sizeof_gr_complex*1, fft_len+fft_len/4) self.fft_vxx_0_0 = fft.fft_vcc(fft_len, True, (), True, 1) self.fft_vxx_0 = fft.fft_vcc(fft_len, True, (), True, 1) self.digital_packet_headerparser_b_0 = digital.packet_headerparser_b(header_formatter.formatter()) self.digital_ofdm_sync_sc_cfb_0 = digital.ofdm_sync_sc_cfb(fft_len, fft_len/4, False) self.digital_ofdm_serializer_vcc_1 = digital.ofdm_serializer_vcc(fft_len, occupied_carriers, "length_tag_key", "", 1, "", True) self.digital_ofdm_serializer_vcc_0 = digital.ofdm_serializer_vcc(fft_len, occupied_carriers, length_tag_name, "", 0, "", True) self.digital_ofdm_frame_equalizer_vcvc_0_0 = digital.ofdm_frame_equalizer_vcvc(digital.ofdm_equalizer_simpledfe(fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols).base(), fft_len/4, length_tag_name, True, 0) self.digital_ofdm_frame_equalizer_vcvc_0 = digital.ofdm_frame_equalizer_vcvc(digital.ofdm_equalizer_simpledfe(fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 2).base(), fft_len/4, "length_tag_key", False, 0) self.digital_ofdm_chanest_vcvc_0 = digital.ofdm_chanest_vcvc((sync_word1), (sync_word2), 2, 0, -1, False) self.digital_header_payload_demux_0 = digital.header_payload_demux(3, fft_len, fft_len/4, length_tag_name, "", True, gr.sizeof_gr_complex) self.digital_constellation_decoder_cb_0_0 = digital.constellation_decoder_cb(header_mod.base()) self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(payload_mod.base()) self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate) self.blocks_tag_debug_0 = blocks.tag_debug(gr.sizeof_char*1, "Rx Packets") self.blocks_multiply_xx_0 = blocks.multiply_vcc(1) self.analog_noise_source_x_0 = analog.noise_source_c(analog.GR_GAUSSIAN, 1, 0) self.analog_frequency_modulator_fc_0 = analog.frequency_modulator_fc(-2.0/fft_len) ################################################## # Connections ################################################## self.connect((self.digital_ofdm_frame_equalizer_vcvc_0_0, 0), (self.digital_ofdm_serializer_vcc_0, 0)) self.connect((self.digital_header_payload_demux_0, 0), (self.fft_vxx_0, 0)) self.connect((self.fft_vxx_0, 0), (self.digital_ofdm_chanest_vcvc_0, 0)) self.connect((self.digital_ofdm_chanest_vcvc_0, 0), (self.digital_ofdm_frame_equalizer_vcvc_0_0, 0)) self.connect((self.digital_constellation_decoder_cb_0_0, 0), (self.digital_packet_headerparser_b_0, 0)) self.connect((self.digital_ofdm_serializer_vcc_0, 0), (self.digital_constellation_decoder_cb_0_0, 0)) self.connect((self.digital_constellation_decoder_cb_0, 0), (self.blocks_tag_debug_0, 0)) self.connect((self.fft_vxx_0_0, 0), (self.digital_ofdm_frame_equalizer_vcvc_0, 0)) self.connect((self.digital_ofdm_frame_equalizer_vcvc_0, 0), (self.digital_ofdm_serializer_vcc_1, 0)) self.connect((self.digital_header_payload_demux_0, 1), (self.fft_vxx_0_0, 0)) self.connect((self.digital_ofdm_serializer_vcc_1, 0), (self.digital_constellation_decoder_cb_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.digital_ofdm_sync_sc_cfb_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.gr_delay_0, 0)) self.connect((self.analog_noise_source_x_0, 0), (self.blocks_throttle_0, 0)) self.connect((self.analog_frequency_modulator_fc_0, 0), (self.blocks_multiply_xx_0, 0)) self.connect((self.digital_ofdm_sync_sc_cfb_0, 0), (self.analog_frequency_modulator_fc_0, 0)) self.connect((self.gr_delay_0, 0), (self.blocks_multiply_xx_0, 1)) self.connect((self.digital_ofdm_sync_sc_cfb_0, 1), (self.digital_header_payload_demux_0, 1)) self.connect((self.blocks_multiply_xx_0, 0), (self.digital_header_payload_demux_0, 0)) ################################################## # Asynch Message Connections ################################################## self.msg_connect(self.digital_packet_headerparser_b_0, "header_data", self.digital_header_payload_demux_0, "header_data")
def __init__(self):
gr.top_block.__init__(self, "SER Simulation")
Qt.QWidget.__init__(self)
self.setWindowTitle("SER Simulation")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "ser_simulation")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.const = const = [(1. + 0.j), (0. + 1.j), (-1. + 0.j), (0. - 1.j)]
self.samp_rate = samp_rate = 100e3
self.Sps = Sps = 16
self.M = M = len(const)
self.Rs = Rs = samp_rate / Sps
self.Bps = Bps = int(math.log(M, 2))
self.run_stop = run_stop = True
self.Rb = Rb = Rs * Bps
self.N_snr = N_snr = 128
self.MiconstellationObject = MiconstellationObject = digital.constellation_calcdist(
(const), (), 4, 1).base()
self.MaxErrors = MaxErrors = 1000
self.MaxCount = MaxCount = int(1e7)
self.EsN0min = EsN0min = 0.
self.EsN0max = EsN0max = 20.
##################################################
# Blocks
##################################################
_run_stop_check_box = Qt.QCheckBox('Inicial/Parar')
self._run_stop_choices = {True: True, False: False}
self._run_stop_choices_inv = dict(
(v, k) for k, v in self._run_stop_choices.iteritems())
self._run_stop_callback = lambda i: Qt.QMetaObject.invokeMethod(
_run_stop_check_box, "setChecked",
Qt.Q_ARG("bool", self._run_stop_choices_inv[i]))
self._run_stop_callback(self.run_stop)
_run_stop_check_box.stateChanged.connect(
lambda i: self.set_run_stop(self._run_stop_choices[bool(i)]))
self.top_grid_layout.addWidget(_run_stop_check_box, 0, 0, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
MiconstellationObject)
self.digital_chunks_to_symbols_xx = digital.chunks_to_symbols_bc(
(const), 1)
self.blocks_throttle = blocks.throttle(gr.sizeof_char * 1, samp_rate,
True)
self.analog_random_source_x = blocks.vector_source_b(
map(int, numpy.random.randint(0, M, 10000000)), True)
self.SERTool_Channel_1 = SERTool_Channel(
B=samp_rate,
EsN0max=EsN0max,
EsN0min=EsN0min,
N_snr=N_snr,
Rs=Rs,
)
self.top_grid_layout.addWidget(self.SERTool_Channel_1)
##################################################
# Connections
##################################################
self.connect((self.SERTool_Channel_1, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.analog_random_source_x, 0),
(self.blocks_throttle, 0))
self.connect((self.blocks_throttle, 0), (self.SERTool_Channel_1, 1))
self.connect((self.blocks_throttle, 0),
(self.digital_chunks_to_symbols_xx, 0))
self.connect((self.digital_chunks_to_symbols_xx, 0),
(self.SERTool_Channel_1, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.SERTool_Channel_1, 2))
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 = 1e6
self.my_constellation = my_constellation = digital.constellation_calcdist(([-1, -1j,1,1j]), ([0, 1,2,3]), 4, 1).base()
##################################################
# Blocks
##################################################
self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0.set_y_label("Amplitude", "")
self.qtgui_time_sink_x_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_0.enable_autoscale(False)
self.qtgui_time_sink_x_0.enable_grid(False)
self.qtgui_time_sink_x_0.enable_control_panel(False)
if not True:
self.qtgui_time_sink_x_0.disable_legend()
labels = ["", "", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_time_sink_x_0_win)
self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
1024, #size
"", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0.set_update_time(0.10)
self.qtgui_const_sink_x_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_0.enable_autoscale(True)
self.qtgui_const_sink_x_0.enable_grid(False)
if not True:
self.qtgui_const_sink_x_0.disable_legend()
labels = ["", "", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "red", "red", "red",
"red", "red", "red", "red", "red"]
styles = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_win = sip.wrapinstance(self.qtgui_const_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_const_sink_x_0_win)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(my_constellation)
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc((1, 1j, -1, -1j), 1)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*1, samp_rate,True)
self.blocks_head_0_1 = blocks.head(gr.sizeof_char*1, 100000)
self.blocks_head_0_0_0 = blocks.head(gr.sizeof_char*1, 100000)
self.blocks_file_sink_0_0_1 = blocks.file_sink(gr.sizeof_char*1, "/home/ubuntu/trx_qpsk_30.bin", False)
self.blocks_file_sink_0_0_1.set_unbuffered(True)
self.blocks_file_sink_0_0_0 = blocks.file_sink(gr.sizeof_char*1, "/home/ubuntu/rx_qpsk_30.bin", False)
self.blocks_file_sink_0_0_0.set_unbuffered(True)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.blks2_error_rate_0 = grc_blks2.error_rate(
type='BER',
win_size=1000,
bits_per_symbol=1,
)
self.analog_random_source_x_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, 4, 100000)), True)
self.analog_noise_source_x_0 = analog.noise_source_c(analog.GR_GAUSSIAN, 30, 0)
##################################################
# 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.blks2_error_rate_0, 1))
self.connect((self.analog_random_source_x_0, 0), (self.blocks_head_0_1, 0))
self.connect((self.analog_random_source_x_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blks2_error_rate_0, 0), (self.qtgui_time_sink_x_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.qtgui_const_sink_x_0, 0))
self.connect((self.blocks_head_0_0_0, 0), (self.blocks_file_sink_0_0_0, 0))
self.connect((self.blocks_head_0_1, 0), (self.blocks_file_sink_0_0_1, 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, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.blocks_head_0_0_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Message Test")
Qt.QWidget.__init__(self)
self.setWindowTitle("Message Test")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "message_test")
if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
self.restoreGeometry(self.settings.value("geometry").toByteArray())
else:
self.restoreGeometry(
self.settings.value("geometry", type=QtCore.QByteArray))
##################################################
# Variables
##################################################
self.sps = sps = 16
self.nfilts = nfilts = 32
self.timing_loop_bw = timing_loop_bw = 62.8e-3
self.taps_0 = taps_0 = [1.0, 0.25 - 0.25j, 0.50 + 0.10j, -0.3 + 0.2j]
self.taps = taps = [
1.0 + 0.0j,
]
self.samp_rate_0 = samp_rate_0 = 10e3
self.samp_rate = samp_rate = 32e3
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(
nfilts, nfilts, 1.0 / float(sps), 0.35, 11 * sps * nfilts)
self.phase_bw = phase_bw = 62.8e-3
self.lpf_transition_width = lpf_transition_width = 500
self.lpf_cutoff_freq = lpf_cutoff_freq = 3e3
self.excess_bw = excess_bw = 0.35
self.eq_gain = eq_gain = 10e-3
self.center_freq = center_freq = 5e3
self.bpsk = bpsk = digital.constellation_rect(
([1 + 1j, -1 + 1j, -1 - 1j, 1 - 1j]), ([0, 1, 2, 3]), 4, 2, 2, 1,
1).base()
self.arity = arity = 4
##################################################
# Blocks
##################################################
self.qtgui_time_sink_x_1_0 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
"Test: Downconersion", #name
2 #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 = [
'Down_Baseband', 'Bandpass', 'Passband(Real)', 'Passband(Img)', '',
'', '', '', '', ''
]
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_1_0.set_line_label(
i, "Data {0}".format(i))
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_layout.addWidget(self._qtgui_time_sink_x_1_0_win)
self.qtgui_time_sink_x_1 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
"Test: Upconersion", #name
2 #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 = [
'Baseband', 'Bandpass', 'Passband(Real)', 'Passband(Img)', '', '',
'', '', '', ''
]
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_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_1.set_line_label(i, labels[i])
self.qtgui_time_sink_x_1.set_line_width(i, widths[i])
self.qtgui_time_sink_x_1.set_line_color(i, colors[i])
self.qtgui_time_sink_x_1.set_line_style(i, styles[i])
self.qtgui_time_sink_x_1.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_1_win = sip.wrapinstance(
self.qtgui_time_sink_x_1.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_time_sink_x_1_win)
self.qtgui_freq_sink_x_1_1 = qtgui.freq_sink_f(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"Down Conversion and LPF", #name
3 #number of inputs
)
self.qtgui_freq_sink_x_1_1.set_update_time(0.10)
self.qtgui_freq_sink_x_1_1.set_y_axis(-100, 0)
self.qtgui_freq_sink_x_1_1.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_1_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0,
0, "")
self.qtgui_freq_sink_x_1_1.enable_autoscale(True)
self.qtgui_freq_sink_x_1_1.enable_grid(False)
self.qtgui_freq_sink_x_1_1.set_fft_average(1.0)
self.qtgui_freq_sink_x_1_1.enable_axis_labels(True)
self.qtgui_freq_sink_x_1_1.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_1_1.disable_legend()
if "float" == "float" or "float" == "msg_float":
self.qtgui_freq_sink_x_1_1.set_plot_pos_half(not True)
labels = ['Bandpass', 'IF', 'LPF', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(3):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_1_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_1_1.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_1_1.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_1_1.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_1_1.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_1_1_win = sip.wrapinstance(
self.qtgui_freq_sink_x_1_1.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_freq_sink_x_1_1_win)
self.low_pass_filter_0_0 = filter.fir_filter_fff(
1,
firdes.low_pass(1, samp_rate, lpf_cutoff_freq,
lpf_transition_width, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0 = filter.fir_filter_fff(
1,
firdes.low_pass(1, samp_rate, lpf_cutoff_freq,
lpf_transition_width, firdes.WIN_HAMMING, 6.76))
self.digital_pfb_clock_sync_xxx_0_0_0 = digital.pfb_clock_sync_ccf(
sps, timing_loop_bw, (rrc_taps), nfilts, nfilts / 2, 1.5, 1)
self.digital_constellation_modulator_0 = digital.generic_mod(
constellation=bpsk,
differential=False,
samples_per_symbol=sps,
pre_diff_code=True,
excess_bw=excess_bw,
verbose=True,
log=False,
)
self.digital_constellation_decoder_cb_0_0 = digital.constellation_decoder_cb(
bpsk)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char * 1, 10e3,
True)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
2, 8, "", False, gr.GR_MSB_FIRST)
self.blocks_multiply_xx_0_1 = blocks.multiply_vff(1)
self.blocks_multiply_xx_0_0_0 = blocks.multiply_vff(1)
self.blocks_multiply_xx_0_0 = blocks.multiply_vff(1)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff((1, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((2, ))
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_char * 1,
'/home/peter/Desktop/acoustic_radio/Testings/bin_test.txt', True)
self.blocks_file_sink_0 = blocks.file_sink(
gr.sizeof_char * 1,
'/home/peter/Desktop/acoustic_radio/Testings/bin_test_qpsk_NOpacketEncode_output.txt',
False)
self.blocks_file_sink_0.set_unbuffered(False)
self.blocks_complex_to_float_2 = blocks.complex_to_float(1)
self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.analog_sig_source_x_0_0 = analog.sig_source_f(
samp_rate, analog.GR_SIN_WAVE, center_freq, -1, 0)
self.analog_sig_source_x_0 = analog.sig_source_f(
samp_rate, analog.GR_COS_WAVE, center_freq, 1, 0)
self.analog_agc_xx_0 = analog.agc_ff(1e-4, 1.0, 1.0)
self.analog_agc_xx_0.set_max_gain(65536)
##################################################
# Connections
##################################################
self.connect((self.analog_agc_xx_0, 0),
(self.blocks_multiply_xx_0_0_0, 0))
self.connect((self.analog_agc_xx_0, 0),
(self.blocks_multiply_xx_0_1, 0))
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_multiply_xx_0_1, 1))
self.connect((self.analog_sig_source_x_0_0, 0),
(self.blocks_multiply_xx_0_0, 1))
self.connect((self.analog_sig_source_x_0_0, 0),
(self.blocks_multiply_xx_0_0_0, 1))
self.connect((self.blocks_add_xx_0, 0),
(self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.blocks_complex_to_float_0, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_complex_to_float_0, 1),
(self.blocks_multiply_xx_0_0, 0))
self.connect((self.blocks_complex_to_float_2, 0),
(self.qtgui_time_sink_x_1, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_float_to_complex_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.digital_pfb_clock_sync_xxx_0_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0),
(self.analog_agc_xx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0),
(self.qtgui_time_sink_x_1_0, 1))
self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.qtgui_freq_sink_x_1_1, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.qtgui_time_sink_x_1, 1))
self.connect((self.blocks_multiply_xx_0_0, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.blocks_multiply_xx_0_0_0, 0),
(self.low_pass_filter_0_0, 0))
self.connect((self.blocks_multiply_xx_0_1, 0),
(self.low_pass_filter_0, 0))
self.connect((self.blocks_multiply_xx_0_1, 0),
(self.qtgui_freq_sink_x_1_1, 1))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.blocks_file_sink_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.digital_constellation_modulator_0, 0))
self.connect((self.digital_constellation_decoder_cb_0_0, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_constellation_modulator_0, 0),
(self.blocks_complex_to_float_0, 0))
self.connect((self.digital_constellation_modulator_0, 0),
(self.blocks_complex_to_float_2, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0_0_0, 0),
(self.digital_constellation_decoder_cb_0_0, 0))
self.connect((self.low_pass_filter_0, 0),
(self.blocks_float_to_complex_0, 0))
self.connect((self.low_pass_filter_0, 0),
(self.qtgui_freq_sink_x_1_1, 2))
self.connect((self.low_pass_filter_0, 0),
(self.qtgui_time_sink_x_1_0, 0))
self.connect((self.low_pass_filter_0_0, 0),
(self.blocks_float_to_complex_0, 1))
def __init__(self, fft_len=_def_fft_len, cp_len=_def_cp_len,
frame_length_tag_key=_def_frame_length_tag_key,
packet_length_tag_key=_def_packet_length_tag_key,
packet_num_tag_key=_def_packet_num_tag_key,
occupied_carriers=_def_occupied_carriers,
pilot_carriers=_def_pilot_carriers,
pilot_symbols=_def_pilot_symbols,
bps_header=1,
bps_payload=1,
sync_word1=None,
sync_word2=None,
debug_log=False,
scramble_bits=False
):
gr.hier_block2.__init__(self, "ofdm_rx",
gr.io_signature(1, 1, gr.sizeof_gr_complex),
gr.io_signature(2, 2, gr.sizeof_char))
### Param init / sanity check ########################################
self.fft_len = fft_len
self.cp_len = cp_len
self.frame_length_tag_key = frame_length_tag_key
self.packet_length_tag_key = packet_length_tag_key
self.occupied_carriers = occupied_carriers
self.bps_header = bps_header
self.bps_payload = bps_payload
n_sync_words = 1
if sync_word1 is None:
self.sync_word1 = _make_sync_word1(fft_len, occupied_carriers, pilot_carriers)
else:
if len(sync_word1) != self.fft_len:
raise ValueError("Length of sync sequence(s) must be FFT length.")
self.sync_word1 = sync_word1
self.sync_word2 = ()
if sync_word2 is None:
self.sync_word2 = _make_sync_word2(fft_len, occupied_carriers, pilot_carriers)
n_sync_words = 2
elif len(sync_word2):
if len(sync_word2) != fft_len:
raise ValueError("Length of sync sequence(s) must be FFT length.")
self.sync_word2 = sync_word2
n_sync_words = 2
if scramble_bits:
self.scramble_seed = 0x7f
else:
self.scramble_seed = 0x00 # We deactivate the scrambler by init'ing it with zeros
### Sync ############################################################
sync_detect = digital.ofdm_sync_sc_cfb(fft_len, cp_len)
delay = blocks.delay(gr.sizeof_gr_complex, fft_len+cp_len)
oscillator = analog.frequency_modulator_fc(-2.0 / fft_len)
mixer = blocks.multiply_cc()
hpd = digital.header_payload_demux(
n_sync_words+1, # Number of OFDM symbols before payload (sync + 1 sym header)
fft_len, cp_len, # FFT length, guard interval
frame_length_tag_key, # Frame length tag key
"", # We're not using trigger tags
True # One output item is one OFDM symbol (False would output complex scalars)
)
self.connect(self, sync_detect)
self.connect(self, delay, (mixer, 0), (hpd, 0))
self.connect((sync_detect, 0), oscillator, (mixer, 1))
self.connect((sync_detect, 1), (hpd, 1))
if debug_log:
self.connect((sync_detect, 0), blocks.file_sink(gr.sizeof_float, 'freq-offset.dat'))
self.connect((sync_detect, 1), blocks.file_sink(gr.sizeof_char, 'sync-detect.dat'))
### Header demodulation ##############################################
header_fft = fft.fft_vcc(self.fft_len, True, (), True)
chanest = digital.ofdm_chanest_vcvc(self.sync_word1, self.sync_word2, 1)
header_constellation = _get_constellation(bps_header)
header_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len,
header_constellation.base(),
occupied_carriers,
pilot_carriers,
pilot_symbols,
symbols_skipped=0,
)
header_eq = digital.ofdm_frame_equalizer_vcvc(
header_equalizer.base(),
cp_len,
self.frame_length_tag_key,
True,
1 # Header is 1 symbol long
)
header_serializer = digital.ofdm_serializer_vcc(
fft_len, occupied_carriers,
self.frame_length_tag_key
)
header_demod = digital.constellation_decoder_cb(header_constellation.base())
header_formatter = digital.packet_header_ofdm(
occupied_carriers, 1,
packet_length_tag_key,
frame_length_tag_key,
packet_num_tag_key,
bps_header,
bps_payload,
scramble_header=scramble_bits
)
header_parser = digital.packet_headerparser_b(header_formatter.formatter())
self.connect(
(hpd, 0),
header_fft,
chanest,
header_eq,
header_serializer,
header_demod,
header_parser
)
self.msg_connect(header_parser, "header_data", hpd, "header_data")
if debug_log:
self.connect((chanest, 1), blocks.file_sink(gr.sizeof_gr_complex * fft_len, 'channel-estimate.dat'))
self.connect((chanest, 0), blocks.file_sink(gr.sizeof_gr_complex * fft_len, 'post-hdr-chanest.dat'))
self.connect((chanest, 0), blocks.tag_debug(gr.sizeof_gr_complex * fft_len, 'post-hdr-chanest'))
self.connect(header_eq, blocks.file_sink(gr.sizeof_gr_complex * fft_len, 'post-hdr-eq.dat'))
self.connect(header_serializer, blocks.file_sink(gr.sizeof_gr_complex, 'post-hdr-serializer.dat'))
self.connect(header_descrambler, blocks.file_sink(1, 'post-hdr-demod.dat'))
### Payload demod ####################################################
payload_fft = fft.fft_vcc(self.fft_len, True, (), True)
payload_constellation = _get_constellation(bps_payload)
payload_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len,
payload_constellation.base(),
occupied_carriers,
pilot_carriers,
pilot_symbols,
symbols_skipped=1, # (that was already in the header)
alpha=0.1
)
payload_eq = digital.ofdm_frame_equalizer_vcvc(
payload_equalizer.base(),
cp_len,
self.frame_length_tag_key
)
payload_serializer = digital.ofdm_serializer_vcc(
fft_len, occupied_carriers,
self.frame_length_tag_key,
self.packet_length_tag_key,
1 # Skip 1 symbol (that was already in the header)
)
payload_demod = digital.constellation_decoder_cb(payload_constellation.base())
self.payload_descrambler = digital.additive_scrambler_bb(
0x8a,
self.scramble_seed,
7,
0, # Don't reset after fixed length
bits_per_byte=8, # This is after packing
reset_tag_key=self.packet_length_tag_key
)
payload_pack = blocks.repack_bits_bb(bps_payload, 8, self.packet_length_tag_key, True)
self.crc = digital.crc32_bb(True, self.packet_length_tag_key)
self.connect(
(hpd, 1),
payload_fft,
payload_eq,
payload_serializer,
payload_demod,
payload_pack,
self.payload_descrambler,
self.crc,
self
)
self.connect((sync_detect, 1), (self, 1))
# Add snr logger
#snr = mofdm.ofdm_subchan_snr_vcvf(self.fft_len, self.cp_len, self.frame_length_tag_key,
# self.occupied_carriers, pilot_carriers, pilot_symbols, 0, True, debug=False)
#self.connect(payload_fft, snr, blocks.file_sink(gr.sizeof_float * fft_len, 'perchan-snr.dat'))
#rx_data = mofdm.ofdm_data_sink(self.packet_length_tag_key)
#self.connect(self.payload_descrambler, rx_data)
if debug_log:
self.connect((hpd, 1), blocks.tag_debug(gr.sizeof_gr_complex*fft_len, 'post-hpd'))
self.connect(payload_fft, blocks.file_sink(gr.sizeof_gr_complex*fft_len, 'post-payload-fft.dat'))
self.connect(payload_eq, blocks.file_sink(gr.sizeof_gr_complex*fft_len, 'post-payload-eq.dat'))
self.connect(payload_serializer, blocks.file_sink(gr.sizeof_gr_complex, 'post-payload-serializer.dat'))
self.connect(payload_demod, blocks.file_sink(1, 'post-payload-demod.dat'))
self.connect(payload_pack, blocks.file_sink(1, 'post-payload-pack.dat'))
self.connect(crc, blocks.file_sink(1, 'post-payload-crc.dat'))
def __init__(self):
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.snr_db = snr_db = 0
self.samp_rate = samp_rate = 32000
self.max_items = max_items = 80
self.const = const = digital.constellation_calcdist(
([-1 - 1j, -1 + 1j, 1 + 1j, 1 - 1j]), ([0, 1, 3, 2]), 4, 1).base()
##################################################
# Blocks
##################################################
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
const)
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(
(const.points()), 1)
self.blocks_vector_sink_x_1 = blocks.vector_sink_b(1)
self.blocks_vector_sink_x_0 = blocks.vector_sink_b(1)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_repack_bits_bb_1 = blocks.repack_bits_bb(
1, 8, "", False, gr.GR_LSB_FIRST)
self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(
1, const.bits_per_symbol(), "", False, gr.GR_LSB_FIRST)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
const.bits_per_symbol(), 8, "", False, gr.GR_LSB_FIRST)
self.blocks_head_0_0 = blocks.head(gr.sizeof_char * 1, max_items)
self.blocks_head_0 = blocks.head(gr.sizeof_char * 1, max_items)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.analog_random_source_x_0 = blocks.vector_source_b(
map(int, numpy.random.randint(0, 2, 1000000)), True)
self.analog_fastnoise_source_x_0_0 = analog.fastnoise_source_c(
analog.GR_GAUSSIAN, 10**(-snr_db / 20.0), 0, 2**16)
self.analog_fastnoise_source_x_0 = analog.fastnoise_source_c(
analog.GR_GAUSSIAN, 10**(-snr_db / 20.0), 0, 2**16)
##################################################
# Connections
##################################################
self.connect((self.analog_fastnoise_source_x_0, 0),
(self.blocks_add_xx_0, 0))
self.connect((self.analog_fastnoise_source_x_0_0, 0),
(self.blocks_add_xx_0, 2))
self.connect((self.analog_random_source_x_0, 0),
(self.blocks_repack_bits_bb_0_0, 0))
self.connect((self.analog_random_source_x_0, 0),
(self.blocks_repack_bits_bb_1, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.blocks_head_0, 0), (self.blocks_vector_sink_x_0, 0))
self.connect((self.blocks_head_0_0, 0),
(self.blocks_vector_sink_x_1, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.blocks_head_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0),
(self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.blocks_repack_bits_bb_1, 0),
(self.blocks_head_0_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.digital_chunks_to_symbols_xx_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.blocks_repack_bits_bb_0, 0))
def __init__(self, n_filts=32, bits_per_sym=2, alpha_probe=0.1, th_probe=0, constellation=digital.constellation_calcdist([-1-1j, 1-1j, 1+1j, -1+1j], [], 4, 1).base(), samp_per_sym=5, bw_costas=2*math.pi/100, bw_clock_sync=2*math.pi/100, bw_fll=2*math.pi/100, len_sym_srrc=11, alfa=0.45):
grc_wxgui.top_block_gui.__init__(self, title="Test Hier Rx Usrp")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.n_filts = n_filts
self.bits_per_sym = bits_per_sym
self.alpha_probe = alpha_probe
self.th_probe = th_probe
self.constellation = constellation
self.samp_per_sym = samp_per_sym
self.bw_costas = bw_costas
self.bw_clock_sync = bw_clock_sync
self.bw_fll = bw_fll
self.len_sym_srrc = len_sym_srrc
self.alfa = alfa
##################################################
# Variables
##################################################
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)
##################################################
# Blocks
##################################################
self.wxgui_scopesink2_0 = scopesink2.scope_sink_c(
self.GetWin(),
title="Scope Plot",
sample_rate=250000/samp_per_sym,
v_scale=0.3,
v_offset=0,
t_scale=0.3,
ac_couple=False,
xy_mode=True,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.Add(self.wxgui_scopesink2_0.win)
self.uhd_usrp_source_0 = uhd.usrp_source(
device_addr="",
stream_args=uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(50000*samp_per_sym)
self.uhd_usrp_source_0.set_center_freq(850000000, 0)
self.uhd_usrp_source_0.set_gain(18, 0)
self.uhd_usrp_source_0.set_antenna("TX/RX", 0)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(samp_per_sym, bw_clock_sync, (filtro_srrc), n_filts, 16, 5, 1)
self.digital_mpsk_snr_est_cc_0 = digital.mpsk_snr_est_cc(2, 1000, 0.1)
self.digital_fll_band_edge_cc_0 = digital.fll_band_edge_cc(samp_per_sym, alfa, len_sym_srrc*samp_per_sym, bw_fll)
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(bw_costas, 2**bits_per_sym)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(constellation)
self.blocks_vector_sink_x_0 = blocks.vector_sink_b(1)
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(bits_per_sym)
self.blocks_file_sink_0_0 = blocks.file_sink(gr.sizeof_gr_complex*1, "/home/belza/pruebasUSRP/file_rx_sym", False)
self.blocks_file_sink_0_0.set_unbuffered(True)
self.analog_agc2_xx_0 = analog.agc2_cc(0.6e-1, 1e-3, 2, 15)
self.analog_agc2_xx_0.set_max_gain(15)
##################################################
# Connections
##################################################
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.analog_agc2_xx_0, 0), (self.digital_fll_band_edge_cc_0, 0))
self.connect((self.digital_fll_band_edge_cc_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.analog_agc2_xx_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.blocks_vector_sink_x_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_costas_loop_cc_0_0_0, 0))
self.connect((self.digital_costas_loop_cc_0_0_0, 0), (self.blocks_file_sink_0_0, 0))
self.connect((self.digital_costas_loop_cc_0_0_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.digital_costas_loop_cc_0_0_0, 0), (self.digital_mpsk_snr_est_cc_0, 0))
self.connect((self.digital_mpsk_snr_est_cc_0, 0), (self.digital_constellation_decoder_cb_0, 0))
def __init__(self, puncpat='11'):
gr.top_block.__init__(self, "Eve")
Qt.QWidget.__init__(self)
self.setWindowTitle("Eve")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "eve")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Parameters
##################################################
self.puncpat = puncpat
##################################################
# Variables
##################################################
self.sps = sps = 4
self.samp_rate_array_MCR = samp_rate_array_MCR = [
7500000, 5000000, 3750000, 3000000, 2500000, 2000000, 1500000,
1000000, 937500, 882352, 833333, 714285, 533333, 500000, 421052,
400000, 380952, 200000
]
self.nfilts = nfilts = 32
self.eb = eb = 0.22
self.H_dec = H_dec = fec.ldpc_H_matrix(
'/usr/local/share/gnuradio/fec/ldpc/n_1100_k_0442_gap_24.alist',
24)
self.variable_qtgui_range_0_1 = variable_qtgui_range_0_1 = 56
self.samp_rate = samp_rate = samp_rate_array_MCR[15]
self.rx_rrc_taps = rx_rrc_taps = firdes.root_raised_cosine(
nfilts, nfilts * sps, 1.0, eb, 11 * sps * nfilts)
self.pld_dec = pld_dec = map(
(lambda a: fec.ldpc_bit_flip_decoder.make(H_dec.get_base_sptr(), 7)
), range(0, 8))
self.pld_const = pld_const = digital.constellation_rect(([
0.707 + 0.707j, -0.707 + 0.707j, -0.707 - 0.707j, 0.707 - 0.707j
]), ([0, 1, 2, 3]), 4, 2, 2, 1, 1).base()
self.pld_const.gen_soft_dec_lut(8)
self.frequencia_usrp = frequencia_usrp = 24e8
self.MCR = MCR = "master_clock_rate=60e6"
##################################################
# Blocks
##################################################
self._variable_qtgui_range_0_1_range = Range(0, 73, 1, 56, 200)
self._variable_qtgui_range_0_1_win = RangeWidget(
self._variable_qtgui_range_0_1_range,
self.set_variable_qtgui_range_0_1, 'Gain_RX', "counter_slider",
float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_0_1_win, 0,
2, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.uhd_usrp_source_0_0 = uhd.usrp_source(
",".join(("serial=F5EB09", MCR)),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0_0.set_time_now(uhd.time_spec(time.time()),
uhd.ALL_MBOARDS)
self.uhd_usrp_source_0_0.set_center_freq(frequencia_usrp, 0)
self.uhd_usrp_source_0_0.set_gain(variable_qtgui_range_0_1, 0)
self.uhd_usrp_source_0_0.set_antenna('TX/RX', 0)
self.uhd_usrp_source_0_0.set_auto_dc_offset(True, 0)
self.uhd_usrp_source_0_0.set_auto_iq_balance(True, 0)
self.qtgui_time_sink_x_2_0 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
"After CAC", #name
1 #number of inputs
)
self.qtgui_time_sink_x_2_0.set_update_time(0.10)
self.qtgui_time_sink_x_2_0.set_y_axis(0, 1.5)
self.qtgui_time_sink_x_2_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_2_0.enable_tags(-1, True)
self.qtgui_time_sink_x_2_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, 0, "")
self.qtgui_time_sink_x_2_0.enable_autoscale(False)
self.qtgui_time_sink_x_2_0.enable_grid(True)
self.qtgui_time_sink_x_2_0.enable_axis_labels(True)
self.qtgui_time_sink_x_2_0.enable_control_panel(False)
self.qtgui_time_sink_x_2_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_2_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_2_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_2_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_2_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_2_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_2_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_2_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_2_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_2_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_2_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_2_0_win, 2, 2,
1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_1_0 = qtgui.time_sink_c(
1024, #size
samp_rate, #samp_rate
"RX USRP", #name
1 #number of inputs
)
self.qtgui_time_sink_x_1_0.set_update_time(0.10)
self.qtgui_time_sink_x_1_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_1_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_1_0.enable_tags(-1, True)
self.qtgui_time_sink_x_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, 0, "")
self.qtgui_time_sink_x_1_0.enable_autoscale(False)
self.qtgui_time_sink_x_1_0.enable_grid(False)
self.qtgui_time_sink_x_1_0.enable_axis_labels(True)
self.qtgui_time_sink_x_1_0.enable_control_panel(False)
self.qtgui_time_sink_x_1_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_1_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
if (i % 2 == 0):
self.qtgui_time_sink_x_1_0.set_line_label(
i, "Re{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_1_0.set_line_label(
i, "Im{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_1_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_1_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_1_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_1_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_1_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_1_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_1_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_1_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_1_0_win, 1, 2,
1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_0_1 = qtgui.time_sink_f(
100 * 2, #size
samp_rate, #samp_rate
'Rx Data', #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_1.set_update_time(0.10)
self.qtgui_time_sink_x_0_1.set_y_axis(-1, 256)
self.qtgui_time_sink_x_0_1.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_1.enable_tags(-1, True)
self.qtgui_time_sink_x_0_1.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, 0,
'packet_length_tag_key')
self.qtgui_time_sink_x_0_1.enable_autoscale(True)
self.qtgui_time_sink_x_0_1.enable_grid(True)
self.qtgui_time_sink_x_0_1.enable_axis_labels(True)
self.qtgui_time_sink_x_0_1.enable_control_panel(False)
self.qtgui_time_sink_x_0_1.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_0_1.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0_1.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_1.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_1.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_1.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_1.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_1.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_1_win = sip.wrapinstance(
self.qtgui_time_sink_x_0_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_1_win, 2, 3,
1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(3, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0_0_0_1 = qtgui.const_sink_c(
1024, #size
"RX Const", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0_0_1.set_update_time(0.10)
self.qtgui_const_sink_x_0_0_0_1.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_1.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_1.set_trigger_mode(
qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_0_0_0_1.enable_autoscale(False)
self.qtgui_const_sink_x_0_0_0_1.enable_grid(False)
self.qtgui_const_sink_x_0_0_0_1.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0_0_1.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0_0_0_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0_0_1.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_0_1_win = sip.wrapinstance(
self.qtgui_const_sink_x_0_0_0_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_0_1_win, 1,
3, 1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(3, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0_0_0 = qtgui.const_sink_c(
1024, #size
"RX Treated", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0_0.set_update_time(0.10)
self.qtgui_const_sink_x_0_0_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS,
0.0, 0, "")
self.qtgui_const_sink_x_0_0_0.enable_autoscale(False)
self.qtgui_const_sink_x_0_0_0.enable_grid(False)
self.qtgui_const_sink_x_0_0_0.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_0_win = sip.wrapinstance(
self.qtgui_const_sink_x_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_0_win, 2,
1, 1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
sps, 6.28 / 100.0, (rx_rrc_taps), nfilts, nfilts / 2, 1.5, 2)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(
pld_const.arity())
self.digital_costas_loop_cc_0_0 = digital.costas_loop_cc(
6.28 / 100.0, pld_const.arity(), False)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
pld_const)
self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(
15, 1, 0.01, 2)
self.cac_cpp_cac_bb_0 = cac_cpp.cac_bb(
digital.packet_utils.default_access_code, 1)
self.blocks_repack_bits_bb_0_0_0_1_0 = blocks.repack_bits_bb(
1, 8, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
pld_const.bits_per_symbol(), 1, '', False, gr.GR_MSB_FIRST)
self.blocks_file_sink_0_0_0_0_0 = blocks.file_sink(
gr.sizeof_char * 1, '/home/andre/ELI/1/EVE_55_8000_BRUTO.txt',
False)
self.blocks_file_sink_0_0_0_0_0.set_unbuffered(True)
self.blocks_file_sink_0 = blocks.file_sink(
gr.sizeof_gr_complex * 1, '/home/andre/ELI/1/EVE_EVM.txt', False)
self.blocks_file_sink_0.set_unbuffered(True)
self.blocks_char_to_float_1_0_1 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_0_0 = blocks.char_to_float(1, 1)
##################################################
# Connections
##################################################
self.connect((self.blocks_char_to_float_0_0, 0),
(self.qtgui_time_sink_x_2_0, 0))
self.connect((self.blocks_char_to_float_1_0_1, 0),
(self.qtgui_time_sink_x_0_1, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.cac_cpp_cac_bb_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_1_0, 0),
(self.blocks_char_to_float_1_0_1, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_1_0, 0),
(self.blocks_file_sink_0_0_0_0_0, 0))
self.connect((self.cac_cpp_cac_bb_0, 0),
(self.blocks_char_to_float_0_0, 0))
self.connect((self.cac_cpp_cac_bb_0, 0),
(self.blocks_repack_bits_bb_0_0_0_1_0, 0))
self.connect((self.digital_cma_equalizer_cc_0, 0),
(self.digital_costas_loop_cc_0_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.blocks_file_sink_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.qtgui_const_sink_x_0_0_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_cma_equalizer_cc_0, 0))
self.connect((self.uhd_usrp_source_0_0, 0),
(self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.uhd_usrp_source_0_0, 0),
(self.qtgui_const_sink_x_0_0_0_1, 0))
self.connect((self.uhd_usrp_source_0_0, 0),
(self.qtgui_time_sink_x_1_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Send Test Rx")
##################################################
# Variables
##################################################
self.pilot_symbols = pilot_symbols = ((1, 1, 1, -1,),)
self.pilot_carriers = pilot_carriers = ((-21, -7, 7, 21,),)
self.payload_mod = payload_mod = digital.constellation_qpsk()
self.packet_length_tag_key = packet_length_tag_key = "packet_len"
self.occupied_carriers = occupied_carriers = (range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27),)
self.length_tag_key = length_tag_key = "frame_len"
self.header_mod = header_mod = digital.constellation_bpsk()
self.fft_len = fft_len = 64
self.sync_word2 = sync_word2 = [0j, 0j, 0j, 0j, 0j, 0j, (-1+0j), (-1+0j), (-1+0j), (-1+0j), (1+0j), (1+0j), (-1+0j), (-1+0j), (-1+0j), (1+0j), (-1+0j), (1+0j), (1+0j), (1 +0j), (1+0j), (1+0j), (-1+0j), (-1+0j), (-1+0j), (-1+0j), (-1+0j), (1+0j), (-1+0j), (-1+0j), (1+0j), (-1+0j), 0j, (1+0j), (-1+0j), (1+0j), (1+0j), (1+0j), (-1+0j), (1+0j), (1+0j), (1+0j), (-1+0j), (1+0j), (1+0j), (1+0j), (1+0j), (-1+0j), (1+0j), (-1+0j), (-1+0j), (-1+0j), (1+0j), (-1+0j), (1+0j), (-1+0j), (-1+0j), (-1+0j), (-1+0j), 0j, 0j, 0j, 0j, 0j]
self.sync_word1 = sync_word1 = [0., 0., 0., 0., 0., 0., 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., -1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 0., 0., 0., 0., 0.]
self.samp_rate = samp_rate = 5000000
self.rolloff = rolloff = 0
self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe(fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 1)
self.packet_len = packet_len = 96
self.header_formatter = header_formatter = digital.packet_header_ofdm(occupied_carriers, n_syms=1, len_tag_key=packet_length_tag_key, frame_len_tag_key=length_tag_key, bits_per_header_sym=header_mod.bits_per_symbol(), bits_per_payload_sym=payload_mod.bits_per_symbol(), scramble_header=False)
self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe(fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols)
##################################################
# Blocks
##################################################
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("serial=30CEECB", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(2.492e9, 0)
self.uhd_usrp_source_0.set_gain(40, 0)
self.uhd_usrp_source_0.set_antenna("TX/RX", 0)
self.pir_get_timestamp_delta_cm_0 = pir.get_timestamp_delta_cm()
self.fft_vxx_0 = fft.fft_vcc(fft_len, True, (()), True, 1)
self.digital_packet_headerparser_b_0 = digital.packet_headerparser_b(header_formatter.base())
self.digital_ofdm_sync_sc_cfb_0 = digital.ofdm_sync_sc_cfb(fft_len, fft_len/4, False)
self.digital_ofdm_serializer_vcc_header_0 = digital.ofdm_serializer_vcc(fft_len, occupied_carriers, length_tag_key, "", 0, "", True)
self.digital_ofdm_serializer_vcc_header = digital.ofdm_serializer_vcc(fft_len, occupied_carriers, length_tag_key, "", 0, "", True)
self.digital_ofdm_frame_equalizer_vcvc_0 = digital.ofdm_frame_equalizer_vcvc(header_equalizer.base(), fft_len/4, length_tag_key, True, 1)
self.digital_ofdm_chanest_vcvc_0 = digital.ofdm_chanest_vcvc((sync_word1), (sync_word2), 1, 0, 3, False)
self.digital_header_payload_demux_0 = digital.header_payload_demux(
3,
fft_len,
fft_len/4,
length_tag_key,
"",
True,
gr.sizeof_gr_complex,
"rx_time",
samp_rate,
(),
)
self.digital_corr_est_cc_0 = digital.corr_est_cc(((0.00000 - 0.00000j, -0.23756 + 0.06817j, 0.02455 - 0.06790j, -0.02923 + 0.05414j, 0.00701 - 0.10558j, 0.07080 - 0.00739j, 0.04334 + 0.00660j, -0.11691 + 0.08759j, 0.09375 + 0.06250j, 0.04313 - 0.10143j, 0.00862 - 0.03317j, -0.05702 + 0.07170j, -0.09857 - 0.09157j, 0.02654 + 0.03204j, -0.03675 - 0.04537j, 0.06443 + 0.17533j, 0.04419 + 0.00000j, 0.06443 - 0.17533j, -0.03675 + 0.04537j, 0.02654 - 0.03204j, -0.09857 + 0.09157j, -0.05702 - 0.07170j, 0.00862 + 0.03317j, 0.04313 + 0.10143j, 0.09375 - 0.06250j, -0.11691 - 0.08759j, 0.04334 - 0.00660j, 0.07080 + 0.00739j, 0.00701 + 0.10558j, -0.02923 - 0.05414j, 0.02455 + 0.06790j, -0.23756 - 0.06817j, 0.00000 + 0.00000j, 0.23756 - 0.06817j, -0.02455 + 0.06790j, 0.02923 - 0.05414j, -0.00701 + 0.10558j, -0.07080 + 0.00739j, -0.04334 - 0.00660j, 0.11691 - 0.08759j, -0.09375 - 0.06250j, -0.04313 + 0.10143j, -0.00862 + 0.03317j, 0.05702 - 0.07170j, 0.09857 + 0.09157j, -0.02654 - 0.03204j, 0.03675 + 0.04537j, -0.06443 - 0.17533j, -0.04419 + 0.00000j, -0.06443 + 0.17533j, 0.03675 - 0.04537j, -0.02654 + 0.03204j, 0.09857 - 0.09157j, 0.05702 + 0.07170j, -0.00862 - 0.03317j, -0.04313 - 0.10143j, -0.09375 + 0.06250j, 0.11691 + 0.08759j, -0.04334 + 0.00660j, -0.07080 - 0.00739j, -0.00701 - 0.10558j, 0.02923 + 0.05414j, -0.02455 - 0.06790j, 0.23756 + 0.06817j, 0.00000 - 0.00000j, -0.23756 + 0.06817j, 0.02455 - 0.06790j, -0.02923 + 0.05414j, 0.00701 - 0.10558j, 0.07080 - 0.00739j, 0.04334 + 0.00660j, -0.11691 + 0.08759j, 0.09375 + 0.06250j, 0.04313 - 0.10143j, 0.00862 - 0.03317j, -0.05702 + 0.07170j, -0.09857 - 0.09157j, 0.02654 + 0.03204j, -0.03675 - 0.04537j, 0.06443 + 0.17533j, 0.06250 + 0.03125j, -0.10790 - 0.08255j, 0.00182 + 0.03337j, 0.09586 - 0.07711j, 0.06872 + 0.05573j, 0.00373 + 0.04257j, -0.03565 - 0.03853j, -0.14193 + 0.01821j, -0.15089 - 0.03504j, 0.14492 - 0.01154j, 0.07984 + 0.05798j, -0.06544 - 0.02403j, 0.10927 - 0.05236j, 0.14303 + 0.12879j, -0.04601 - 0.13003j, -0.11594 + 0.05444j, -0.06250 + 0.00000j, -0.11594 - 0.05444j, -0.04601 + 0.13003j, 0.14303 - 0.12879j, 0.10927 + 0.05236j, -0.06544 + 0.02403j, 0.07984 - 0.05798j, 0.14492 + 0.01154j, -0.15089 + 0.03504j, -0.14193 - 0.01821j, -0.03565 + 0.03853j, 0.00373 - 0.04257j, 0.06872 - 0.05573j, 0.09586 + 0.07711j, 0.00182 - 0.03337j, -0.10790 + 0.08255j, 0.06250 - 0.03125j, -0.00527 - 0.11799j, 0.00182 + 0.05304j, 0.05923 + 0.02687j, -0.09460 + 0.11347j, 0.06227 - 0.14667j, -0.03565 + 0.03377j, -0.10488 - 0.05448j, 0.02589 + 0.09754j, 0.06134 - 0.07480j, 0.07984 + 0.06226j, -0.02766 + 0.02419j, 0.04162 - 0.02844j, -0.09425 - 0.14799j, -0.04601 + 0.09145j, 0.09289 + 0.12172j, -0.06250 + 0.00000j, 0.09289 - 0.12172j, -0.04601 - 0.09145j, -0.09425 + 0.14799j, 0.04162 + 0.02844j, -0.02766 - 0.02419j, 0.07984 - 0.06226j, 0.06134 + 0.07480j, 0.02589 - 0.09754j, -0.10488 + 0.05448j, -0.03565 - 0.03377j, 0.06227 + 0.14667j, -0.09460 - 0.11347j, 0.05923 - 0.02687j, 0.00182 - 0.05304j, -0.00527 + 0.11799j, 0.06250 + 0.03125j, -0.10790 - 0.08255j, 0.00182 + 0.03337j, 0.09586 - 0.07711j, 0.06872 + 0.05573j, 0.00373 + 0.04257j, -0.03565 - 0.03853j, -0.14193 + 0.01821j, -0.15089 - 0.03504j, 0.14492 - 0.01154j, 0.07984 + 0.05798j, -0.06544 - 0.02403j, 0.10927 - 0.05236j, 0.14303 + 0.12879j, -0.04601 - 0.13003j, -0.11594 + 0.05444j)), 1, 0, 0.999999999)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(header_mod.base())
self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, False)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_gr_complex*1)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_message_debug_0 = blocks.message_debug()
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.msg_connect((self.pir_get_timestamp_delta_cm_0, 'out'), (self.blocks_message_debug_0, 'print'))
self.connect((self.analog_frequency_modulator_fc_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_multiply_xx_0, 0), (self.digital_corr_est_cc_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.digital_header_payload_demux_0, 0))
self.connect((self.blocks_tag_gate_0, 0), (self.blocks_delay_0, 0))
self.connect((self.blocks_tag_gate_0, 0), (self.digital_ofdm_sync_sc_cfb_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_packet_headerparser_b_0, 0))
self.connect((self.digital_corr_est_cc_0, 0), (self.pir_get_timestamp_delta_cm_0, 0))
self.connect((self.digital_header_payload_demux_0, 1), (self.digital_ofdm_serializer_vcc_header_0, 0))
self.connect((self.digital_header_payload_demux_0, 0), (self.fft_vxx_0, 0))
self.connect((self.digital_ofdm_chanest_vcvc_0, 0), (self.digital_ofdm_frame_equalizer_vcvc_0, 0))
self.connect((self.digital_ofdm_frame_equalizer_vcvc_0, 0), (self.digital_ofdm_serializer_vcc_header, 0))
self.connect((self.digital_ofdm_serializer_vcc_header, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_ofdm_serializer_vcc_header_0, 0), (self.blocks_null_sink_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.fft_vxx_0, 0), (self.digital_ofdm_chanest_vcvc_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.blocks_tag_gate_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Frame Sync")
Qt.QWidget.__init__(self)
self.setWindowTitle("Frame Sync")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "frame_sync")
try:
if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
self.restoreGeometry(self.settings.value("geometry").toByteArray())
else:
self.restoreGeometry(self.settings.value("geometry"))
except:
pass
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
self.length_tag_key = length_tag_key = "# of bits"
self.header_mod = header_mod = digital.constellation_bpsk()
##################################################
# Blocks
##################################################
self.digital_protocol_formatter_bb_0 = digital.protocol_formatter_bb(hdr_format, length_tag_key)
self.digital_crc32_bb_0_0 = digital.crc32_bb(True, length_tag_key, True)
self.digital_crc32_bb_0 = digital.crc32_bb(False, length_tag_key, True)
self.digital_correlate_access_code_xx_ts_1 = digital.correlate_access_code_bb_ts(digital.packet_utils.default_access_code,
1, length_tag_key)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(header_mod.base())
self.digital_chunks_to_symbols_xx_0_0_0_0_0_0_0_0 = digital.chunks_to_symbols_bc(header_mod.points(), 1)
self.digital_chunks_to_symbols_xx_0_0_0_0_0 = digital.chunks_to_symbols_bc(header_mod.points(), 1)
self.blocks_tagged_stream_to_pdu_0 = blocks.tagged_stream_to_pdu(blocks.byte_t, length_tag_key)
self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(gr.sizeof_gr_complex*1, length_tag_key, 0)
self.blocks_tag_gate_0_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1, False)
self.blocks_tag_gate_0_0.set_single_key("")
self.blocks_repack_bits_bb_0_0_1_0 = blocks.repack_bits_bb(8, header_mod.bits_per_symbol(), length_tag_key, False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0_0_1 = blocks.repack_bits_bb(8, header_mod.bits_per_symbol(), length_tag_key, False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0_0_0 = blocks.repack_bits_bb(1, 8, length_tag_key, False, gr.GR_MSB_FIRST)
self.blocks_pdu_to_tagged_stream_1 = blocks.pdu_to_tagged_stream(blocks.byte_t, length_tag_key)
self.blocks_message_strobe_0_0_0_0 = blocks.message_strobe(pmt.cons(pmt.make_dict(), pmt.pmt_to_python.numpy_to_uvector(numpy.array([ord(c) for c in "Beyond 5G"], numpy.uint8))), 1000)
self.blocks_message_debug_0 = blocks.message_debug()
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.analog_noise_source_x_0 = analog.noise_source_c(analog.GR_GAUSSIAN, 0.7, 0)
##################################################
# Connections
##################################################
self.msg_connect((self.blocks_message_strobe_0_0_0_0, 'strobe'), (self.blocks_pdu_to_tagged_stream_1, 'pdus'))
self.msg_connect((self.blocks_tagged_stream_to_pdu_0, 'pdus'), (self.blocks_message_debug_0, 'print'))
self.connect((self.analog_noise_source_x_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.blocks_add_xx_0, 0), (self.blocks_tag_gate_0_0, 0))
self.connect((self.blocks_pdu_to_tagged_stream_1, 0), (self.digital_crc32_bb_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0, 0), (self.digital_crc32_bb_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_1, 0), (self.digital_chunks_to_symbols_xx_0_0_0_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_1_0, 0), (self.digital_chunks_to_symbols_xx_0_0_0_0_0_0_0_0, 0))
self.connect((self.blocks_tag_gate_0_0, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.blocks_tagged_stream_mux_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0_0_0_0_0, 0), (self.blocks_tagged_stream_mux_0, 1))
self.connect((self.digital_chunks_to_symbols_xx_0_0_0_0_0_0_0_0, 0), (self.blocks_tagged_stream_mux_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_correlate_access_code_xx_ts_1, 0))
self.connect((self.digital_correlate_access_code_xx_ts_1, 0), (self.blocks_repack_bits_bb_0_0_0, 0))
self.connect((self.digital_crc32_bb_0, 0), (self.blocks_repack_bits_bb_0_0_1, 0))
self.connect((self.digital_crc32_bb_0, 0), (self.digital_protocol_formatter_bb_0, 0))
self.connect((self.digital_crc32_bb_0_0, 0), (self.blocks_tagged_stream_to_pdu_0, 0))
self.connect((self.digital_protocol_formatter_bb_0, 0), (self.blocks_repack_bits_bb_0_0_1_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Lab Total")
Qt.QWidget.__init__(self)
self.setWindowTitle("Lab Total")
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", "Lab_total")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.m = m = 9
self.samp_rate_usrp = samp_rate_usrp = 100000000
self.Kd = Kd = math.pow(2,m)
self.Constelacion = Constelacion = [1.+0.j, -1.+0.j ]
self.samp_rate = samp_rate = int(samp_rate_usrp/Kd)
self.Sps = Sps = 16
self.M = M = len(Constelacion)
self.rolloff = rolloff = 0.35
self.ntaps = ntaps = 128
self.Rs = Rs = samp_rate/Sps
self.Bps = Bps = int(math.log(M,2))
self.run_stop = run_stop = True
self.hrrc = hrrc = wform.rrcos(Sps,ntaps,rolloff)
self.hrc = hrc = wform.rcos(Sps,ntaps,rolloff)
self.hr = hr = wform.rect(Sps,ntaps)
self.hn = hn = wform.nyq(Sps,ntaps)
self.Tmax_scope = Tmax_scope = 64./Rs
self.TimingDelay = TimingDelay = 0
self.Rb = Rb = Rs*Bps
self.NodB = NodB = -65
self.MiconstellationObject = MiconstellationObject = digital.constellation_calcdist((Constelacion), (), 4, 1).base()
self.Fc = Fc = 80e6
self.BW = BW = samp_rate/2.
##################################################
# Blocks
##################################################
self.pestana = Qt.QTabWidget()
self.pestana_widget_0 = Qt.QWidget()
self.pestana_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.pestana_widget_0)
self.pestana_grid_layout_0 = Qt.QGridLayout()
self.pestana_layout_0.addLayout(self.pestana_grid_layout_0)
self.pestana.addTab(self.pestana_widget_0, 'Osciloscopio Wave Forming')
self.pestana_widget_1 = Qt.QWidget()
self.pestana_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.pestana_widget_1)
self.pestana_grid_layout_1 = Qt.QGridLayout()
self.pestana_layout_1.addLayout(self.pestana_grid_layout_1)
self.pestana.addTab(self.pestana_widget_1, 'PSD Wave Forming')
self.pestana_widget_2 = Qt.QWidget()
self.pestana_layout_2 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.pestana_widget_2)
self.pestana_grid_layout_2 = Qt.QGridLayout()
self.pestana_layout_2.addLayout(self.pestana_grid_layout_2)
self.pestana.addTab(self.pestana_widget_2, 'Osciloscopio Acoplamiento')
self.pestana_widget_3 = Qt.QWidget()
self.pestana_layout_3 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.pestana_widget_3)
self.pestana_grid_layout_3 = Qt.QGridLayout()
self.pestana_layout_3.addLayout(self.pestana_grid_layout_3)
self.pestana.addTab(self.pestana_widget_3, 'PSD Acoplamiento')
self.pestana_widget_4 = Qt.QWidget()
self.pestana_layout_4 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.pestana_widget_4)
self.pestana_grid_layout_4 = Qt.QGridLayout()
self.pestana_layout_4.addLayout(self.pestana_grid_layout_4)
self.pestana.addTab(self.pestana_widget_4, 'Diagrama de Ojo')
self.top_grid_layout.addWidget(self.pestana, 1, 0, 1, 4)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.ojo = Qt.QTabWidget()
self.ojo_widget_0 = Qt.QWidget()
self.ojo_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.ojo_widget_0)
self.ojo_grid_layout_0 = Qt.QGridLayout()
self.ojo_layout_0.addLayout(self.ojo_grid_layout_0)
self.ojo.addTab(self.ojo_widget_0, 'Rectangular')
self.ojo_widget_1 = Qt.QWidget()
self.ojo_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.ojo_widget_1)
self.ojo_grid_layout_1 = Qt.QGridLayout()
self.ojo_layout_1.addLayout(self.ojo_grid_layout_1)
self.ojo.addTab(self.ojo_widget_1, 'Nyquist')
self.ojo_widget_2 = Qt.QWidget()
self.ojo_layout_2 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.ojo_widget_2)
self.ojo_grid_layout_2 = Qt.QGridLayout()
self.ojo_layout_2.addLayout(self.ojo_grid_layout_2)
self.ojo.addTab(self.ojo_widget_2, 'Raised Cosine')
self.ojo_widget_3 = Qt.QWidget()
self.ojo_layout_3 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.ojo_widget_3)
self.ojo_grid_layout_3 = Qt.QGridLayout()
self.ojo_layout_3.addLayout(self.ojo_grid_layout_3)
self.ojo.addTab(self.ojo_widget_3, 'Root Raised Cosine')
self.pestana_grid_layout_4.addWidget(self.ojo)
self._TimingDelay_range = Range(0, Sps-1, 1, 0, 200)
self._TimingDelay_win = RangeWidget(self._TimingDelay_range, self.set_TimingDelay, 'Timing', "counter_slider", int)
self.top_grid_layout.addWidget(self._TimingDelay_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)
_run_stop_check_box = Qt.QCheckBox('Inicial/Parar')
self._run_stop_choices = {True: True, False: False}
self._run_stop_choices_inv = dict((v,k) for k,v in self._run_stop_choices.iteritems())
self._run_stop_callback = lambda i: Qt.QMetaObject.invokeMethod(_run_stop_check_box, "setChecked", Qt.Q_ARG("bool", self._run_stop_choices_inv[i]))
self._run_stop_callback(self.run_stop)
_run_stop_check_box.stateChanged.connect(lambda i: self.set_run_stop(self._run_stop_choices[bool(i)]))
self.top_grid_layout.addWidget(_run_stop_check_box, 0, 0, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_0_1 = qtgui.time_sink_c(
int(Tmax_scope*samp_rate)/4, #size
samp_rate, #samp_rate
"Wave Forming", #name
4 #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(-3, 3)
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, "")
self.qtgui_time_sink_x_0_1.enable_autoscale(False)
self.qtgui_time_sink_x_0_1.enable_grid(False)
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 = ['Re', 'Im', 'Re.Nyq', 'Re.Nyq', 'Re.RC',
'Re.RC', 'Re.RRC', 'Re.RRC', '', '']
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(8):
if len(labels[i]) == 0:
if(i % 2 == 0):
self.qtgui_time_sink_x_0_1.set_line_label(i, "Re{{Data {0}}}".format(i/2))
else:
self.qtgui_time_sink_x_0_1.set_line_label(i, "Im{{Data {0}}}".format(i/2))
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.pestana_grid_layout_0.addWidget(self._qtgui_time_sink_x_0_1_win, 0, 0, 1, 1)
for r in range(0, 1):
self.pestana_grid_layout_0.setRowStretch(r, 1)
for c in range(0, 1):
self.pestana_grid_layout_0.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_0_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"Wave Forming.PSD", #name
4 #number of inputs
)
self.qtgui_freq_sink_x_0_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0_0.set_y_axis(-80, 10)
self.qtgui_freq_sink_x_0_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0_0.enable_grid(False)
self.qtgui_freq_sink_x_0_0.set_fft_average(0.05)
self.qtgui_freq_sink_x_0_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0_0.enable_control_panel(True)
if not True:
self.qtgui_freq_sink_x_0_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0_0.set_plot_pos_half(not True)
labels = ['Rect', 'Nyq', 'RC', 'RRC', '',
'', '', '', '', '']
widths = [3, 3, 3, 3, 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(4):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.pestana_grid_layout_1.addWidget(self._qtgui_freq_sink_x_0_0_win, 0, 0, 1, 1)
for r in range(0, 1):
self.pestana_grid_layout_1.setRowStretch(r, 1)
for c in range(0, 1):
self.pestana_grid_layout_1.setColumnStretch(c, 1)
self.interp_fir_filter_xxx_0_0_2 = filter.interp_fir_filter_ccc(1, (numpy.multiply(hrc,1./Sps)))
self.interp_fir_filter_xxx_0_0_2.declare_sample_delay(0)
self.interp_fir_filter_xxx_0_0_1_0 = filter.interp_fir_filter_ccc(1, (numpy.multiply(hrrc,1./Sps)))
self.interp_fir_filter_xxx_0_0_1_0.declare_sample_delay(0)
self.interp_fir_filter_xxx_0_0_1 = filter.interp_fir_filter_ccc(1, (numpy.multiply(hn,1./Sps)))
self.interp_fir_filter_xxx_0_0_1.declare_sample_delay(0)
self.interp_fir_filter_xxx_0_0_0_0_1 = filter.interp_fir_filter_ccc(Sps, (hrrc))
self.interp_fir_filter_xxx_0_0_0_0_1.declare_sample_delay(0)
self.interp_fir_filter_xxx_0_0_0_0_0 = filter.interp_fir_filter_ccc(Sps, (hrc))
self.interp_fir_filter_xxx_0_0_0_0_0.declare_sample_delay(0)
self.interp_fir_filter_xxx_0_0_0_0 = filter.interp_fir_filter_ccc(Sps, (hn))
self.interp_fir_filter_xxx_0_0_0_0.declare_sample_delay(0)
self.interp_fir_filter_xxx_0_0_0 = filter.interp_fir_filter_ccc(Sps, (hr))
self.interp_fir_filter_xxx_0_0_0.declare_sample_delay(0)
self.interp_fir_filter_xxx_0_0 = filter.interp_fir_filter_ccc(1, (numpy.multiply(hr,1./Sps)))
self.interp_fir_filter_xxx_0_0.declare_sample_delay(0)
self.digital_constellation_decoder_cb_0_0 = digital.constellation_decoder_cb(MiconstellationObject)
self.blocks_null_sink_0_0 = blocks.null_sink(gr.sizeof_char*1)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_gr_complex*1)
self.b_sampler_cc_0_0 = b_sampler_cc(
DelayDiez=TimingDelay,
Sps=Sps,
)
self.b_Mod_BPSK_bc_0 = b_Mod_BPSK_bc()
self.b_Eye_Diagram_simple_c_0_0_1 = b_Eye_Diagram_simple_c(
AlphaLineas=0.5,
Delay_i=0,
GrosorLineas=20,
Kint=1,
N_eyes=2,
Samprate1=samp_rate,
Sps1=Sps,
Title="Acoplamiento.RRC",
Ymax=3,
Ymin=-3,
)
self.ojo_grid_layout_3.addWidget(self.b_Eye_Diagram_simple_c_0_0_1)
self.b_Eye_Diagram_simple_c_0_0_0 = b_Eye_Diagram_simple_c(
AlphaLineas=0.5,
Delay_i=0,
GrosorLineas=20,
Kint=1,
N_eyes=2,
Samprate1=samp_rate,
Sps1=Sps,
Title="Acoplamiento.RC",
Ymax=3,
Ymin=-3,
)
self.ojo_grid_layout_2.addWidget(self.b_Eye_Diagram_simple_c_0_0_0)
self.b_Eye_Diagram_simple_c_0_0 = b_Eye_Diagram_simple_c(
AlphaLineas=0.5,
Delay_i=0,
GrosorLineas=20,
Kint=1,
N_eyes=2,
Samprate1=samp_rate,
Sps1=Sps,
Title="Acoplamiento.Nyq",
Ymax=3,
Ymin=-3,
)
self.ojo_grid_layout_1.addWidget(self.b_Eye_Diagram_simple_c_0_0)
self.b_Eye_Diagram_simple_c_0 = b_Eye_Diagram_simple_c(
AlphaLineas=0.5,
Delay_i=0,
GrosorLineas=20,
Kint=1,
N_eyes=2,
Samprate1=samp_rate,
Sps1=Sps,
Title="Acoplamiento.Rect",
Ymax=3,
Ymin=-3,
)
self.ojo_grid_layout_0.addWidget(self.b_Eye_Diagram_simple_c_0)
self.analog_random_source_x_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, 2, 1000)), True)
self._NodB_range = Range(-140., 0., 1., -65, 200)
self._NodB_win = RangeWidget(self._NodB_range, self.set_NodB, 'No (in dB for white noise)', "counter_slider", float)
self.top_grid_layout.addWidget(self._NodB_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._BW_range = Range(0., samp_rate/2., (samp_rate/2)/128., samp_rate/2., 200)
self._BW_win = RangeWidget(self._BW_range, self.set_BW, 'LPF BW (Hz)', "counter_slider", float)
self.top_grid_layout.addWidget(self._BW_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)
##################################################
# Connections
##################################################
self.connect((self.analog_random_source_x_0, 0), (self.b_Mod_BPSK_bc_0, 0))
self.connect((self.b_Mod_BPSK_bc_0, 0), (self.interp_fir_filter_xxx_0_0_0, 0))
self.connect((self.b_Mod_BPSK_bc_0, 0), (self.interp_fir_filter_xxx_0_0_0_0, 0))
self.connect((self.b_Mod_BPSK_bc_0, 0), (self.interp_fir_filter_xxx_0_0_0_0_0, 0))
self.connect((self.b_Mod_BPSK_bc_0, 0), (self.interp_fir_filter_xxx_0_0_0_0_1, 0))
self.connect((self.b_sampler_cc_0_0, 0), (self.blocks_null_sink_0, 0))
self.connect((self.b_sampler_cc_0_0, 1), (self.digital_constellation_decoder_cb_0_0, 0))
self.connect((self.digital_constellation_decoder_cb_0_0, 0), (self.blocks_null_sink_0_0, 0))
self.connect((self.interp_fir_filter_xxx_0_0, 0), (self.b_Eye_Diagram_simple_c_0, 0))
self.connect((self.interp_fir_filter_xxx_0_0, 0), (self.b_sampler_cc_0_0, 0))
self.connect((self.interp_fir_filter_xxx_0_0_0, 0), (self.interp_fir_filter_xxx_0_0, 0))
self.connect((self.interp_fir_filter_xxx_0_0_0, 0), (self.qtgui_freq_sink_x_0_0, 0))
self.connect((self.interp_fir_filter_xxx_0_0_0, 0), (self.qtgui_time_sink_x_0_1, 0))
self.connect((self.interp_fir_filter_xxx_0_0_0_0, 0), (self.interp_fir_filter_xxx_0_0_1, 0))
self.connect((self.interp_fir_filter_xxx_0_0_0_0, 0), (self.qtgui_freq_sink_x_0_0, 1))
self.connect((self.interp_fir_filter_xxx_0_0_0_0, 0), (self.qtgui_time_sink_x_0_1, 1))
self.connect((self.interp_fir_filter_xxx_0_0_0_0_0, 0), (self.interp_fir_filter_xxx_0_0_2, 0))
self.connect((self.interp_fir_filter_xxx_0_0_0_0_0, 0), (self.qtgui_freq_sink_x_0_0, 2))
self.connect((self.interp_fir_filter_xxx_0_0_0_0_0, 0), (self.qtgui_time_sink_x_0_1, 2))
self.connect((self.interp_fir_filter_xxx_0_0_0_0_1, 0), (self.interp_fir_filter_xxx_0_0_1_0, 0))
self.connect((self.interp_fir_filter_xxx_0_0_0_0_1, 0), (self.qtgui_freq_sink_x_0_0, 3))
self.connect((self.interp_fir_filter_xxx_0_0_0_0_1, 0), (self.qtgui_time_sink_x_0_1, 3))
self.connect((self.interp_fir_filter_xxx_0_0_1, 0), (self.b_Eye_Diagram_simple_c_0_0, 0))
self.connect((self.interp_fir_filter_xxx_0_0_1_0, 0), (self.b_Eye_Diagram_simple_c_0_0_1, 0))
self.connect((self.interp_fir_filter_xxx_0_0_2, 0), (self.b_Eye_Diagram_simple_c_0_0_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Mpsk Sim")
Qt.QWidget.__init__(self)
self.setWindowTitle("Mpsk Sim")
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", "mpsk_sim")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.n = n = 4
self.sps = sps = 4
self.nfilts = nfilts = 32
self.m = m = n
self.eb = eb = 0.35
self.timing_loop_bw = timing_loop_bw = 0.01
self.time_offset = time_offset = 1.00
self.taps = taps = [1.0, 0.25-0.25j, 0.50 + 0.10j, -0.3 + 0.2j]
self.samp_rate = samp_rate = 32000
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), 0.35, 11*sps*nfilts)
self.qpsk = qpsk = digital.constellation_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.preamble = preamble = [1,-1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,1,1,-1,1,-1,-1,1,-1,-1,1,1,1,-1,-1,-1,1,-1,1,1,1,1,-1,-1,1,-1,1,-1,-1,-1,1,1,-1,-1,-1,-1,1,-1,-1,-1,-1,-1,1,1,1,1,1,1,-1,-1]
self.phase_bw = phase_bw = 0.1
self.payload_size = payload_size = 100*n*m
self.packed_preamble = packed_preamble = [83, 34, 91, 29, 13, 115, 223, 3]
self.noise_volt = noise_volt = 0
self.matched_filter = matched_filter = firdes.root_raised_cosine(nfilts, nfilts, 1, eb, int(11*sps*nfilts))
self.freq_offset = freq_offset = 0
self.excess_bw = excess_bw = 0.35
self.eq_gain = eq_gain = 0.01
self.arity = arity = 4
##################################################
# Blocks
##################################################
self.controls = Qt.QTabWidget()
self.controls_widget_0 = Qt.QWidget()
self.controls_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.controls_widget_0)
self.controls_grid_layout_0 = Qt.QGridLayout()
self.controls_layout_0.addLayout(self.controls_grid_layout_0)
self.controls.addTab(self.controls_widget_0, "Transmitter")
self.controls_widget_1 = Qt.QWidget()
self.controls_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.controls_widget_1)
self.controls_grid_layout_1 = Qt.QGridLayout()
self.controls_layout_1.addLayout(self.controls_grid_layout_1)
self.controls.addTab(self.controls_widget_1, "Receiver")
self.top_grid_layout.addWidget(self.controls, 0,0,1,2)
self._timing_loop_bw_layout = Qt.QVBoxLayout()
self._timing_loop_bw_label = Qt.QLabel("Time: BW")
self._timing_loop_bw_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._timing_loop_bw_slider.setRange(0.0, 0.2, 0.005)
self._timing_loop_bw_slider.setValue(self.timing_loop_bw)
self._timing_loop_bw_slider.setMinimumWidth(200)
self._timing_loop_bw_slider.valueChanged.connect(self.set_timing_loop_bw)
self._timing_loop_bw_label.setAlignment(Qt.Qt.AlignBottom | Qt.Qt.AlignHCenter)
self._timing_loop_bw_layout.addWidget(self._timing_loop_bw_label)
self._timing_loop_bw_layout.addWidget(self._timing_loop_bw_slider)
self.controls_grid_layout_1.addLayout(self._timing_loop_bw_layout, 0,0,1,1)
self._time_offset_layout = Qt.QVBoxLayout()
self._time_offset_tool_bar = Qt.QToolBar(self)
self._time_offset_layout.addWidget(self._time_offset_tool_bar)
self._time_offset_tool_bar.addWidget(Qt.QLabel("Timing Offset"+": "))
self._time_offset_counter = Qwt.QwtCounter()
self._time_offset_counter.setRange(0.999, 1.001, 0.0001)
self._time_offset_counter.setNumButtons(2)
self._time_offset_counter.setValue(self.time_offset)
self._time_offset_tool_bar.addWidget(self._time_offset_counter)
self._time_offset_counter.valueChanged.connect(self.set_time_offset)
self._time_offset_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._time_offset_slider.setRange(0.999, 1.001, 0.0001)
self._time_offset_slider.setValue(self.time_offset)
self._time_offset_slider.setMinimumWidth(200)
self._time_offset_slider.valueChanged.connect(self.set_time_offset)
self._time_offset_layout.addWidget(self._time_offset_slider)
self.controls_grid_layout_0.addLayout(self._time_offset_layout, 0,2,1,1)
self._phase_bw_layout = Qt.QVBoxLayout()
self._phase_bw_label = Qt.QLabel("Phase: Bandwidth")
self._phase_bw_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._phase_bw_slider.setRange(0.0, 1.0, 0.01)
self._phase_bw_slider.setValue(self.phase_bw)
self._phase_bw_slider.setMinimumWidth(200)
self._phase_bw_slider.valueChanged.connect(self.set_phase_bw)
self._phase_bw_label.setAlignment(Qt.Qt.AlignBottom | Qt.Qt.AlignHCenter)
self._phase_bw_layout.addWidget(self._phase_bw_label)
self._phase_bw_layout.addWidget(self._phase_bw_slider)
self.controls_grid_layout_1.addLayout(self._phase_bw_layout, 0,2,1,1)
self._noise_volt_layout = Qt.QVBoxLayout()
self._noise_volt_tool_bar = Qt.QToolBar(self)
self._noise_volt_layout.addWidget(self._noise_volt_tool_bar)
self._noise_volt_tool_bar.addWidget(Qt.QLabel("Noise Voltage"+": "))
self._noise_volt_counter = Qwt.QwtCounter()
self._noise_volt_counter.setRange(0, 1, 0.01)
self._noise_volt_counter.setNumButtons(2)
self._noise_volt_counter.setValue(self.noise_volt)
self._noise_volt_tool_bar.addWidget(self._noise_volt_counter)
self._noise_volt_counter.valueChanged.connect(self.set_noise_volt)
self._noise_volt_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._noise_volt_slider.setRange(0, 1, 0.01)
self._noise_volt_slider.setValue(self.noise_volt)
self._noise_volt_slider.setMinimumWidth(200)
self._noise_volt_slider.valueChanged.connect(self.set_noise_volt)
self._noise_volt_layout.addWidget(self._noise_volt_slider)
self.controls_grid_layout_0.addLayout(self._noise_volt_layout, 0,0,1,1)
self._freq_offset_layout = Qt.QVBoxLayout()
self._freq_offset_tool_bar = Qt.QToolBar(self)
self._freq_offset_layout.addWidget(self._freq_offset_tool_bar)
self._freq_offset_tool_bar.addWidget(Qt.QLabel("Frequency Offset"+": "))
self._freq_offset_counter = Qwt.QwtCounter()
self._freq_offset_counter.setRange(-0.1, 0.1, 0.001)
self._freq_offset_counter.setNumButtons(2)
self._freq_offset_counter.setValue(self.freq_offset)
self._freq_offset_tool_bar.addWidget(self._freq_offset_counter)
self._freq_offset_counter.valueChanged.connect(self.set_freq_offset)
self._freq_offset_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._freq_offset_slider.setRange(-0.1, 0.1, 0.001)
self._freq_offset_slider.setValue(self.freq_offset)
self._freq_offset_slider.setMinimumWidth(200)
self._freq_offset_slider.valueChanged.connect(self.set_freq_offset)
self._freq_offset_layout.addWidget(self._freq_offset_slider)
self.controls_grid_layout_0.addLayout(self._freq_offset_layout, 0,1,1,1)
self._eq_gain_layout = Qt.QVBoxLayout()
self._eq_gain_label = Qt.QLabel("Equalizer: rate")
self._eq_gain_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._eq_gain_slider.setRange(0.0, 0.1, 0.001)
self._eq_gain_slider.setValue(self.eq_gain)
self._eq_gain_slider.setMinimumWidth(200)
self._eq_gain_slider.valueChanged.connect(self.set_eq_gain)
self._eq_gain_label.setAlignment(Qt.Qt.AlignBottom | Qt.Qt.AlignHCenter)
self._eq_gain_layout.addWidget(self._eq_gain_label)
self._eq_gain_layout.addWidget(self._eq_gain_slider)
self.controls_grid_layout_1.addLayout(self._eq_gain_layout, 0,1,1,1)
self.qtgui_time_sink_x_0 = qtgui.time_sink_c(
1024, #size
samp_rate, #samp_rate
"QT GUI Plot", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0.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_win = sip.wrapinstance(self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.controls_grid_layout_0.addWidget(self._qtgui_time_sink_x_0_win, 1,0,2,2)
self.qtgui_sink_x_1 = qtgui.sink_c(
1024, #fftsize
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"QT GUI Plot", #name
True, #plotfreq
True, #plotwaterfall
True, #plottime
True, #plotconst
)
self.qtgui_sink_x_1.set_update_time(1.0/10)
self._qtgui_sink_x_1_win = sip.wrapinstance(self.qtgui_sink_x_1.pyqwidget(), Qt.QWidget)
self.controls_grid_layout_1.addWidget(self._qtgui_sink_x_1_win, 1,0,2,2)
self.qtgui_sink_x_0 = qtgui.sink_f(
1024, #fftsize
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"QT GUI Plot", #name
True, #plotfreq
True, #plotwaterfall
True, #plottime
True, #plotconst
)
self.qtgui_sink_x_0.set_update_time(1.0/10)
self._qtgui_sink_x_0_win = sip.wrapinstance(self.qtgui_sink_x_0.pyqwidget(), Qt.QWidget)
self.controls_grid_layout_1.addWidget(self._qtgui_sink_x_0_win, 3,0,2,2)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, timing_loop_bw, (rrc_taps), nfilts, nfilts/2, 1.5, 2)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(4)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(phase_bw, arity)
self.digital_correlate_and_sync_cc_0 = digital.correlate_and_sync_cc((preamble), (matched_filter), sps)
self.digital_constellation_modulator_0 = digital.generic_mod(
constellation=qpsk,
differential=True,
samples_per_symbol=sps,
pre_diff_code=True,
excess_bw=excess_bw,
verbose=False,
log=False,
)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(qpsk)
self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(15, 1, eq_gain, 2)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=noise_volt,
frequency_offset=freq_offset,
epsilon=time_offset,
taps=([1]),
noise_seed=0,
block_tags=False
)
self.blocks_vector_source_x_0_0 = blocks.vector_source_b(map(lambda x: (-x+1)/2, preamble), True, 1, [])
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(int(math.log(arity,2)))
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate)
self.blocks_stream_mux_0_0_0 = blocks.stream_mux(gr.sizeof_char*1, (len(preamble)/8,payload_size))
self.blocks_pack_k_bits_bb_1 = blocks.pack_k_bits_bb(8)
self.blocks_pack_k_bits_bb_0 = blocks.pack_k_bits_bb(8)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_gr_complex*1)
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char*1, "/home/franchz/Documents/UTFPR/10o_periodo/TCC2/projeto/tcc/gnuradio/tx_teste.txt", True)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_char*1, "/home/franchz/Documents/UTFPR/10o_periodo/TCC2/projeto/tcc/gnuradio/rx_teste.txt", False)
self.blocks_file_sink_0.set_unbuffered(True)
self.blocks_char_to_float_0 = blocks.char_to_float(1, 1)
##################################################
# Connections
##################################################
self.connect((self.blocks_stream_mux_0_0_0, 0), (self.digital_constellation_modulator_0, 0))
self.connect((self.blocks_pack_k_bits_bb_0, 0), (self.blocks_stream_mux_0_0_0, 0))
self.connect((self.blocks_vector_source_x_0_0, 0), (self.blocks_pack_k_bits_bb_0, 0))
self.connect((self.digital_constellation_modulator_0, 0), (self.qtgui_time_sink_x_0, 0))
self.connect((self.blocks_char_to_float_0, 0), (self.qtgui_sink_x_0, 0))
self.connect((self.digital_correlate_and_sync_cc_0, 1), (self.blocks_null_sink_0, 0))
self.connect((self.digital_correlate_and_sync_cc_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.digital_cma_equalizer_cc_0, 0), (self.digital_costas_loop_cc_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.digital_correlate_and_sync_cc_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.qtgui_sink_x_1, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_constellation_modulator_0, 0), (self.channels_channel_model_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_cma_equalizer_cc_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_diff_decoder_bb_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.blocks_unpack_k_bits_bb_0, 0))
self.connect((self.blocks_pack_k_bits_bb_1, 0), (self.blocks_file_sink_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.blocks_pack_k_bits_bb_1, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.blocks_char_to_float_0, 0))
self.connect((self.blocks_file_source_0, 0), (self.blocks_stream_mux_0_0_0, 1))
def __init__(self):
gr.top_block.__init__(self, "Mpsk Stage6")
Qt.QWidget.__init__(self)
self.setWindowTitle("Mpsk Stage6")
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", "mpsk_stage6")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.sps = sps = 4
self.nfilts = nfilts = 32
self.timing_loop_bw = timing_loop_bw = 6.28/100.0
self.time_offset = time_offset = 1.00
self.taps = taps = [1.0, 0.25-0.25j, 0.50 + 0.10j, -0.3 + 0.2j]
self.samp_rate = samp_rate = 32000
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), 0.35, 11*sps*nfilts)
self.qpsk = qpsk = digital.constellation_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.phase_bw = phase_bw = 6.28/100.0
self.noise_volt = noise_volt = 0.0001
self.freq_offset = freq_offset = 0
self.excess_bw = excess_bw = 0.35
self.eq_gain = eq_gain = 0.00001
self.delay = delay = 58
self.arity = arity = 4
##################################################
# Blocks
##################################################
self.controls = Qt.QTabWidget()
self.controls_widget_0 = Qt.QWidget()
self.controls_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.controls_widget_0)
self.controls_grid_layout_0 = Qt.QGridLayout()
self.controls_layout_0.addLayout(self.controls_grid_layout_0)
self.controls.addTab(self.controls_widget_0, "Channel")
self.controls_widget_1 = Qt.QWidget()
self.controls_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.controls_widget_1)
self.controls_grid_layout_1 = Qt.QGridLayout()
self.controls_layout_1.addLayout(self.controls_grid_layout_1)
self.controls.addTab(self.controls_widget_1, "Receiver")
self.top_grid_layout.addWidget(self.controls, 0,0,1,2)
self._timing_loop_bw_layout = Qt.QVBoxLayout()
self._timing_loop_bw_label = Qt.QLabel("Time: BW")
self._timing_loop_bw_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._timing_loop_bw_slider.setRange(0.0, 0.2, 0.01)
self._timing_loop_bw_slider.setValue(self.timing_loop_bw)
self._timing_loop_bw_slider.setMinimumWidth(200)
self._timing_loop_bw_slider.valueChanged.connect(self.set_timing_loop_bw)
self._timing_loop_bw_label.setAlignment(Qt.Qt.AlignBottom | Qt.Qt.AlignHCenter)
self._timing_loop_bw_layout.addWidget(self._timing_loop_bw_label)
self._timing_loop_bw_layout.addWidget(self._timing_loop_bw_slider)
self.controls_grid_layout_1.addLayout(self._timing_loop_bw_layout, 0,0,1,1)
self._time_offset_layout = Qt.QVBoxLayout()
self._time_offset_tool_bar = Qt.QToolBar(self)
self._time_offset_layout.addWidget(self._time_offset_tool_bar)
self._time_offset_tool_bar.addWidget(Qt.QLabel("Timing Offset"+": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot('double')
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._time_offset_counter = qwt_counter_pyslot()
self._time_offset_counter.setRange(0.999, 1.001, 0.0001)
self._time_offset_counter.setNumButtons(2)
self._time_offset_counter.setValue(self.time_offset)
self._time_offset_tool_bar.addWidget(self._time_offset_counter)
self._time_offset_counter.valueChanged.connect(self.set_time_offset)
self._time_offset_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._time_offset_slider.setRange(0.999, 1.001, 0.0001)
self._time_offset_slider.setValue(self.time_offset)
self._time_offset_slider.setMinimumWidth(200)
self._time_offset_slider.valueChanged.connect(self.set_time_offset)
self._time_offset_layout.addWidget(self._time_offset_slider)
self.controls_grid_layout_0.addLayout(self._time_offset_layout, 0,2,1,1)
self.received = Qt.QTabWidget()
self.received_widget_0 = Qt.QWidget()
self.received_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.received_widget_0)
self.received_grid_layout_0 = Qt.QGridLayout()
self.received_layout_0.addLayout(self.received_grid_layout_0)
self.received.addTab(self.received_widget_0, "Constellation")
self.received_widget_1 = Qt.QWidget()
self.received_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.received_widget_1)
self.received_grid_layout_1 = Qt.QGridLayout()
self.received_layout_1.addLayout(self.received_grid_layout_1)
self.received.addTab(self.received_widget_1, "Symbols")
self.top_grid_layout.addWidget(self.received, 2,0,1,1)
self._phase_bw_layout = Qt.QVBoxLayout()
self._phase_bw_label = Qt.QLabel("Phase: Bandwidth")
self._phase_bw_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._phase_bw_slider.setRange(0.0, 1.0, 0.01)
self._phase_bw_slider.setValue(self.phase_bw)
self._phase_bw_slider.setMinimumWidth(200)
self._phase_bw_slider.valueChanged.connect(self.set_phase_bw)
self._phase_bw_label.setAlignment(Qt.Qt.AlignBottom | Qt.Qt.AlignHCenter)
self._phase_bw_layout.addWidget(self._phase_bw_label)
self._phase_bw_layout.addWidget(self._phase_bw_slider)
self.controls_grid_layout_1.addLayout(self._phase_bw_layout, 0,2,1,1)
self._noise_volt_layout = Qt.QVBoxLayout()
self._noise_volt_tool_bar = Qt.QToolBar(self)
self._noise_volt_layout.addWidget(self._noise_volt_tool_bar)
self._noise_volt_tool_bar.addWidget(Qt.QLabel("Noise Voltage"+": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot('double')
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._noise_volt_counter = qwt_counter_pyslot()
self._noise_volt_counter.setRange(0, 1, 0.01)
self._noise_volt_counter.setNumButtons(2)
self._noise_volt_counter.setValue(self.noise_volt)
self._noise_volt_tool_bar.addWidget(self._noise_volt_counter)
self._noise_volt_counter.valueChanged.connect(self.set_noise_volt)
self._noise_volt_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._noise_volt_slider.setRange(0, 1, 0.01)
self._noise_volt_slider.setValue(self.noise_volt)
self._noise_volt_slider.setMinimumWidth(200)
self._noise_volt_slider.valueChanged.connect(self.set_noise_volt)
self._noise_volt_layout.addWidget(self._noise_volt_slider)
self.controls_grid_layout_0.addLayout(self._noise_volt_layout, 0,0,1,1)
self._freq_offset_layout = Qt.QVBoxLayout()
self._freq_offset_tool_bar = Qt.QToolBar(self)
self._freq_offset_layout.addWidget(self._freq_offset_tool_bar)
self._freq_offset_tool_bar.addWidget(Qt.QLabel("Frequency Offset"+": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot('double')
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._freq_offset_counter = qwt_counter_pyslot()
self._freq_offset_counter.setRange(-0.1, 0.1, 0.001)
self._freq_offset_counter.setNumButtons(2)
self._freq_offset_counter.setValue(self.freq_offset)
self._freq_offset_tool_bar.addWidget(self._freq_offset_counter)
self._freq_offset_counter.valueChanged.connect(self.set_freq_offset)
self._freq_offset_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._freq_offset_slider.setRange(-0.1, 0.1, 0.001)
self._freq_offset_slider.setValue(self.freq_offset)
self._freq_offset_slider.setMinimumWidth(200)
self._freq_offset_slider.valueChanged.connect(self.set_freq_offset)
self._freq_offset_layout.addWidget(self._freq_offset_slider)
self.controls_grid_layout_0.addLayout(self._freq_offset_layout, 0,1,1,1)
self._eq_gain_layout = Qt.QVBoxLayout()
self._eq_gain_label = Qt.QLabel("Equalizer: rate")
self._eq_gain_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._eq_gain_slider.setRange(0.0, 0.1, 0.001)
self._eq_gain_slider.setValue(self.eq_gain)
self._eq_gain_slider.setMinimumWidth(200)
self._eq_gain_slider.valueChanged.connect(self.set_eq_gain)
self._eq_gain_label.setAlignment(Qt.Qt.AlignBottom | Qt.Qt.AlignHCenter)
self._eq_gain_layout.addWidget(self._eq_gain_label)
self._eq_gain_layout.addWidget(self._eq_gain_slider)
self.controls_grid_layout_1.addLayout(self._eq_gain_layout, 0,1,1,1)
self._delay_layout = Qt.QVBoxLayout()
self._delay_tool_bar = Qt.QToolBar(self)
self._delay_layout.addWidget(self._delay_tool_bar)
self._delay_tool_bar.addWidget(Qt.QLabel("Delay"+": "))
class qwt_counter_pyslot(Qwt.QwtCounter):
def __init__(self, parent=None):
Qwt.QwtCounter.__init__(self, parent)
@pyqtSlot('double')
def setValue(self, value):
super(Qwt.QwtCounter, self).setValue(value)
self._delay_counter = qwt_counter_pyslot()
self._delay_counter.setRange(0, 200, 1)
self._delay_counter.setNumButtons(2)
self._delay_counter.setValue(self.delay)
self._delay_tool_bar.addWidget(self._delay_counter)
self._delay_counter.valueChanged.connect(self.set_delay)
self._delay_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
self._delay_slider.setRange(0, 200, 1)
self._delay_slider.setValue(self.delay)
self._delay_slider.setMinimumWidth(200)
self._delay_slider.valueChanged.connect(self.set_delay)
self._delay_layout.addWidget(self._delay_slider)
self.top_grid_layout.addLayout(self._delay_layout, 1,0,1,1)
self.qtgui_time_sink_x_0_0 = qtgui.time_sink_f(
500, #size
samp_rate, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_0.set_update_time(0.01)
self.qtgui_time_sink_x_0_0.set_y_axis(-1, 2)
self.qtgui_time_sink_x_0_0.set_y_label("Amplitude", "")
self.qtgui_time_sink_x_0_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_0_0.enable_autoscale(False)
self.qtgui_time_sink_x_0_0.enable_grid(False)
labels = ["Rx Bits", "Tx Bits", "", "", "",
"", "", "", "", ""]
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, 2,1,1,1)
self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
500, #size
samp_rate, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(-1, 4)
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)
labels = ["Symbols", "", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.received_grid_layout_1.addWidget(self._qtgui_time_sink_x_0_win, 0,0,1,1)
self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
1024, #size
"", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0.set_update_time(0.10)
self.qtgui_const_sink_x_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_0.enable_autoscale(False)
self.qtgui_const_sink_x_0.enable_grid(False)
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.received_grid_layout_0.addWidget(self._qtgui_const_sink_x_0_win, 0,0,1,1)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, timing_loop_bw, (rrc_taps), nfilts, nfilts/2, 1.5, 2)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(4)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(phase_bw, arity, False)
self.digital_constellation_modulator_0 = digital.generic_mod(
constellation=qpsk,
differential=True,
samples_per_symbol=sps,
pre_diff_code=True,
excess_bw=excess_bw,
verbose=False,
log=False,
)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(qpsk)
self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(15, 1, eq_gain, 2)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=noise_volt,
frequency_offset=freq_offset,
epsilon=time_offset,
taps=(taps),
noise_seed=0,
block_tags=False
)
self.blocks_unpack_k_bits_bb_0_0 = blocks.unpack_k_bits_bb(8)
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(2)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
self.blocks_sub_xx_0 = blocks.sub_ff(1)
self.blocks_delay_0 = blocks.delay(gr.sizeof_float*1, int(delay))
self.blocks_char_to_float_0_0_0 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_0_0 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_0 = blocks.char_to_float(1, 1)
self.audio_sink_0 = audio.sink(samp_rate, "", True)
self.analog_random_source_x_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, 256, 1000)), True)
##################################################
# Connections
##################################################
self.connect((self.analog_random_source_x_0, 0), (self.blocks_unpack_k_bits_bb_0_0, 0))
self.connect((self.analog_random_source_x_0, 0), (self.digital_constellation_modulator_0, 0))
self.connect((self.blocks_char_to_float_0, 0), (self.qtgui_time_sink_x_0, 0))
self.connect((self.blocks_char_to_float_0_0, 0), (self.audio_sink_0, 1))
self.connect((self.blocks_char_to_float_0_0, 0), (self.blocks_sub_xx_0, 0))
self.connect((self.blocks_char_to_float_0_0_0, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_char_to_float_0_0_0, 0), (self.blocks_delay_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_sub_xx_0, 1))
self.connect((self.blocks_sub_xx_0, 0), (self.qtgui_time_sink_x_0_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.channels_channel_model_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.blocks_char_to_float_0_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0_0, 0), (self.blocks_char_to_float_0_0_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.digital_pfb_clock_sync_xxx_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.blocks_char_to_float_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_diff_decoder_bb_0, 0))
self.connect((self.digital_constellation_modulator_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.qtgui_const_sink_x_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.blocks_unpack_k_bits_bb_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_cma_equalizer_cc_0, 0))
def __init__(self, puncpat='11'):
gr.top_block.__init__(self, "Rx")
Qt.QWidget.__init__(self)
self.setWindowTitle("Rx")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "rx")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Parameters
##################################################
self.puncpat = puncpat
##################################################
# Variables
##################################################
self.sps = sps = 4
self.samp_rate_array_MCR = samp_rate_array_MCR = [
7500000, 5000000, 3750000, 3000000, 2500000, 2000000, 1500000,
1000000, 937500, 882352, 833333, 714285, 533333, 500000, 421052,
400000, 380952
]
self.nfilts = nfilts = 32
self.eb = eb = 0.22
self.H_dec = H_dec = fec.ldpc_H_matrix(
'/usr/local/share/gnuradio/fec/ldpc/n_1100_k_0442_gap_24.alist',
24)
self.variable_qtgui_range_0_1 = variable_qtgui_range_0_1 = 30
self.variable_qtgui_range_0_0 = variable_qtgui_range_0_0 = 52
self.variable_qtgui_check_box_0 = variable_qtgui_check_box_0 = True
self.samp_rate = samp_rate = samp_rate_array_MCR[15]
self.rx_rrc_taps = rx_rrc_taps = firdes.root_raised_cosine(
nfilts, nfilts * sps, 1.0, eb, 11 * sps * nfilts)
self.pld_dec = pld_dec = map((lambda a: fec.ldpc_bit_flip_decoder.make(
H_dec.get_base_sptr(), 100)), range(0, 8))
self.pld_const = pld_const = digital.constellation_rect(([
0.707 + 0.707j, -0.707 + 0.707j, -0.707 - 0.707j, 0.707 - 0.707j
]), ([0, 1, 2, 3]), 4, 2, 2, 1, 1).base()
self.pld_const.gen_soft_dec_lut(8)
self.frequencia_usrp = frequencia_usrp = 484e6
self.MCR = MCR = "master_clock_rate=60e6"
##################################################
# Blocks
##################################################
self._variable_qtgui_range_0_1_range = Range(0, 73, 1, 30, 200)
self._variable_qtgui_range_0_1_win = RangeWidget(
self._variable_qtgui_range_0_1_range,
self.set_variable_qtgui_range_0_1, 'Gain_RX', "counter_slider",
float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_0_1_win, 0,
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_0_range = Range(0, 90, 1, 52, 200)
self._variable_qtgui_range_0_0_win = RangeWidget(
self._variable_qtgui_range_0_0_range,
self.set_variable_qtgui_range_0_0, 'Gain_Jamming',
"counter_slider", float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_0_0_win, 0,
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)
_variable_qtgui_check_box_0_check_box = Qt.QCheckBox('ENABLE JAM')
self._variable_qtgui_check_box_0_choices = {True: True, False: False}
self._variable_qtgui_check_box_0_choices_inv = dict(
(v, k)
for k, v in self._variable_qtgui_check_box_0_choices.iteritems())
self._variable_qtgui_check_box_0_callback = lambda i: Qt.QMetaObject.invokeMethod(
_variable_qtgui_check_box_0_check_box, "setChecked",
Qt.Q_ARG("bool", self._variable_qtgui_check_box_0_choices_inv[i]))
self._variable_qtgui_check_box_0_callback(
self.variable_qtgui_check_box_0)
_variable_qtgui_check_box_0_check_box.stateChanged.connect(
lambda i: self.set_variable_qtgui_check_box_0(
self._variable_qtgui_check_box_0_choices[bool(i)]))
self.top_grid_layout.addWidget(_variable_qtgui_check_box_0_check_box,
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_0 = uhd.usrp_source(
",".join(("serial=F5EAC0", MCR)),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0_0.set_time_now(uhd.time_spec(time.time()),
uhd.ALL_MBOARDS)
self.uhd_usrp_source_0_0.set_center_freq(frequencia_usrp, 0)
self.uhd_usrp_source_0_0.set_gain(variable_qtgui_range_0_1, 0)
self.uhd_usrp_source_0_0.set_antenna('TX/RX', 0)
self.uhd_usrp_source_0_0.set_auto_dc_offset(True, 0)
self.uhd_usrp_source_0_0.set_auto_iq_balance(True, 0)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("serial=F5EAC0", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_subdev_spec('A:B', 0)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_time_now(uhd.time_spec(time.time()),
uhd.ALL_MBOARDS)
self.uhd_usrp_sink_0.set_center_freq(frequencia_usrp, 0)
self.uhd_usrp_sink_0.set_gain(variable_qtgui_range_0_0, 0)
self.uhd_usrp_sink_0.set_antenna('TX/RX', 0)
self.scrambler_cpp_additive_descrambler_0 = scrambler_cpp.additive_descrambler(
0x8A, 0x7F, 7, 440 - 32)
self.qtgui_time_sink_x_1_0_0 = qtgui.time_sink_c(
1024, #size
samp_rate, #samp_rate
"TX JAMMING USRP", #name
1 #number of inputs
)
self.qtgui_time_sink_x_1_0_0.set_update_time(0.10)
self.qtgui_time_sink_x_1_0_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_1_0_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_1_0_0.enable_tags(-1, True)
self.qtgui_time_sink_x_1_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS,
0.0, 0, 0, "")
self.qtgui_time_sink_x_1_0_0.enable_autoscale(False)
self.qtgui_time_sink_x_1_0_0.enable_grid(False)
self.qtgui_time_sink_x_1_0_0.enable_axis_labels(True)
self.qtgui_time_sink_x_1_0_0.enable_control_panel(False)
self.qtgui_time_sink_x_1_0_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_1_0_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
if (i % 2 == 0):
self.qtgui_time_sink_x_1_0_0.set_line_label(
i, "Re{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_1_0_0.set_line_label(
i, "Im{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_1_0_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_1_0_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_1_0_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_1_0_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_1_0_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_1_0_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_1_0_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_1_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_1_0_0_win, 1, 1,
1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_1_0 = qtgui.time_sink_c(
1024, #size
samp_rate, #samp_rate
"RX USRP", #name
1 #number of inputs
)
self.qtgui_time_sink_x_1_0.set_update_time(0.10)
self.qtgui_time_sink_x_1_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_1_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_1_0.enable_tags(-1, True)
self.qtgui_time_sink_x_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, 0, "")
self.qtgui_time_sink_x_1_0.enable_autoscale(False)
self.qtgui_time_sink_x_1_0.enable_grid(False)
self.qtgui_time_sink_x_1_0.enable_axis_labels(True)
self.qtgui_time_sink_x_1_0.enable_control_panel(False)
self.qtgui_time_sink_x_1_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_1_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "blue"
]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
if (i % 2 == 0):
self.qtgui_time_sink_x_1_0.set_line_label(
i, "Re{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_1_0.set_line_label(
i, "Im{{Data {0}}}".format(i / 2))
else:
self.qtgui_time_sink_x_1_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_1_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_1_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_1_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_1_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_1_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_1_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_1_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_1_0_win, 1, 3,
1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(3, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_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_freq_sink_x_1 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_1.set_update_time(0.10)
self.qtgui_freq_sink_x_1.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_1.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0,
"")
self.qtgui_freq_sink_x_1.enable_autoscale(False)
self.qtgui_freq_sink_x_1.enable_grid(False)
self.qtgui_freq_sink_x_1.set_fft_average(1.0)
self.qtgui_freq_sink_x_1.enable_axis_labels(True)
self.qtgui_freq_sink_x_1.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_1.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_1.set_plot_pos_half(not True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_1.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_1.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_1.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_1_win = sip.wrapinstance(
self.qtgui_freq_sink_x_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_1_win, 1, 2, 1,
1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0_0_0_1 = qtgui.const_sink_c(
1024, #size
"RX Const", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0_0_1.set_update_time(0.10)
self.qtgui_const_sink_x_0_0_0_1.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_1.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0_1.set_trigger_mode(
qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_0_0_0_1.enable_autoscale(False)
self.qtgui_const_sink_x_0_0_0_1.enable_grid(False)
self.qtgui_const_sink_x_0_0_0_1.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0_0_1.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0_0_0_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0_0_1.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0_0_1.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_0_1_win = sip.wrapinstance(
self.qtgui_const_sink_x_0_0_0_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_0_1_win, 2,
1, 1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0_0_0 = qtgui.const_sink_c(
1024, #size
"RX Treated", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0_0.set_update_time(0.10)
self.qtgui_const_sink_x_0_0_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS,
0.0, 0, "")
self.qtgui_const_sink_x_0_0_0.enable_autoscale(False)
self.qtgui_const_sink_x_0_0_0.enable_grid(False)
self.qtgui_const_sink_x_0_0_0.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_0_win = sip.wrapinstance(
self.qtgui_const_sink_x_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_0_0_win, 2,
2, 1, 1)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.interp_fir_filter_xxx_1 = filter.interp_fir_filter_ccc(
4, ([1, 0, 0, 0]))
self.interp_fir_filter_xxx_1.declare_sample_delay(0)
self.fec_extended_decoder_0_0_1_0_1_0_0 = fec.extended_decoder(
decoder_obj_list=pld_dec,
threading='capillary',
ann=None,
puncpat=puncpat,
integration_period=10000)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
sps, 6.28 / 100.0, (rx_rrc_taps), nfilts, nfilts / 2, 1.5, 1)
self.digital_map_bb_0_0_0_0_0_0 = digital.map_bb(([-1, 1]))
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(
pld_const.arity())
self.digital_costas_loop_cc_0_0 = digital.costas_loop_cc(
6.28 / 100.0, pld_const.arity(), False)
self.digital_correlate_access_code_xx_ts_0_0 = digital.correlate_access_code_bb_ts(
digital.packet_utils.default_access_code, 4, 'packet_len')
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
pld_const)
self.custom_corr = correlate_and_delay.corr_and_delay(
200 * sps, 0, 0.99, sps)
self.blocks_repack_bits_bb_0_0_0_1_0 = blocks.repack_bits_bb(
1, 8, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(
pld_const.bits_per_symbol(), 8, '', False, gr.GR_MSB_FIRST)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
pld_const.bits_per_symbol(), 1, '', False, gr.GR_MSB_FIRST)
self.blocks_null_sink_1 = blocks.null_sink(gr.sizeof_gr_complex * 1)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_gr_complex * 1)
self.blocks_multiply_const_vxx_1_0 = blocks.multiply_const_vcc((0.5, ))
self.blocks_keep_m_in_n_0_1_1_0 = blocks.keep_m_in_n(
gr.sizeof_char, 440, 442, 0)
self.blocks_keep_m_in_n_0_0_2_0_0 = blocks.keep_m_in_n(
gr.sizeof_char, 1100, 1104, 0)
self.blocks_file_sink_0_0_0_0_2 = blocks.file_sink(
gr.sizeof_char * 1, '/home/it/Desktop/Trasmited/depois.txt', False)
self.blocks_file_sink_0_0_0_0_2.set_unbuffered(False)
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_char * 1,
'rx_ber.txt', False)
self.blocks_file_sink_0.set_unbuffered(False)
self.blocks_copy_0 = blocks.copy(gr.sizeof_gr_complex * 1)
self.blocks_copy_0.set_enabled(variable_qtgui_check_box_0)
self.blocks_char_to_float_1_0_1 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_0_2_0_0_0 = blocks.char_to_float(1, 1)
self.analog_noise_source_x_0_0 = analog.noise_source_c(
analog.GR_GAUSSIAN, 1, -5)
self.adapt_lms_filter_xx_0 = adapt.lms_filter_cc(
True, 32, 0.0001, 0, 1, True, False, False)
##################################################
# Connections
##################################################
self.connect((self.adapt_lms_filter_xx_0, 0),
(self.blocks_null_sink_0, 0))
self.connect((self.adapt_lms_filter_xx_0, 1),
(self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.analog_noise_source_x_0_0, 0),
(self.interp_fir_filter_xxx_1, 0))
self.connect((self.blocks_char_to_float_0_2_0_0_0, 0),
(self.fec_extended_decoder_0_0_1_0_1_0_0, 0))
self.connect((self.blocks_char_to_float_1_0_1, 0),
(self.qtgui_time_sink_x_0_1, 0))
self.connect((self.blocks_copy_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.blocks_keep_m_in_n_0_0_2_0_0, 0),
(self.digital_map_bb_0_0_0_0_0_0, 0))
self.connect((self.blocks_keep_m_in_n_0_1_1_0, 0),
(self.scrambler_cpp_additive_descrambler_0, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0),
(self.blocks_copy_0, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0),
(self.custom_corr, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0),
(self.qtgui_freq_sink_x_1, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0),
(self.qtgui_time_sink_x_1_0_0, 0))
self.connect((self.blocks_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_file_sink_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_1_0, 0),
(self.blocks_char_to_float_1_0_1, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0_1_0, 0),
(self.blocks_file_sink_0_0_0_0_2, 0))
self.connect((self.custom_corr, 0), (self.adapt_lms_filter_xx_0, 1))
self.connect((self.custom_corr, 1), (self.adapt_lms_filter_xx_0, 0))
self.connect((self.custom_corr, 2), (self.blocks_null_sink_1, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.digital_correlate_access_code_xx_ts_0_0, 0),
(self.blocks_keep_m_in_n_0_0_2_0_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_costas_loop_cc_0_0, 0),
(self.qtgui_const_sink_x_0_0_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.blocks_repack_bits_bb_0_0, 0))
self.connect((self.digital_map_bb_0_0_0_0_0_0, 0),
(self.blocks_char_to_float_0_2_0_0_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_costas_loop_cc_0_0, 0))
self.connect((self.fec_extended_decoder_0_0_1_0_1_0_0, 0),
(self.blocks_keep_m_in_n_0_1_1_0, 0))
self.connect((self.interp_fir_filter_xxx_1, 0),
(self.blocks_multiply_const_vxx_1_0, 0))
self.connect((self.scrambler_cpp_additive_descrambler_0, 0),
(self.blocks_repack_bits_bb_0_0_0_1_0, 0))
self.connect((self.uhd_usrp_source_0_0, 0), (self.custom_corr, 1))
self.connect((self.uhd_usrp_source_0_0, 0),
(self.qtgui_const_sink_x_0_0_0_1, 0))
self.connect((self.uhd_usrp_source_0_0, 0),
(self.qtgui_time_sink_x_1_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
Qt.QWidget.__init__(self)
self.setWindowTitle("Top Block")
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "top_block")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 400000
self.preamble = preamble = [ -0.70711 + 0.70711j, 0.70711 - 0.70711j, -0.70711 + 0.70711j, 0.70711 + 0.70711j, 0.70711 - 0.70711j, 0.70711 - 0.70711j, -0.70711 + 0.70711j, -0.70711 + 0.70711j, -0.70711 - 0.70711j, -0.70711 - 0.70711j, 0.70711 - 0.70711j, 0.70711 + 0.70711j, -0.70711 + 0.70711j, 0.70711 - 0.70711j, 0.70711 - 0.70711j, -0.70711 + 0.70711j, -0.70711 + 0.70711j, 0.70711 + 0.70711j, 0.70711 + 0.70711j, 0.70711 + 0.70711j, -0.70711 - 0.70711j, -0.70711 + 0.70711j, -0.70711 + 0.70711j, -0.70711 - 0.70711j, -0.70711 - 0.70711j, 0.70711 - 0.70711j, 0.70711 + 0.70711j, -0.70711 - 0.70711j, -0.70711 - 0.70711j, 0.70711 - 0.70711j, 0.70711 + 0.70711j, -0.70711 - 0.70711j, 0.70711 + 0.70711j, 0.70711 + 0.70711j, 0.70711 - 0.70711j, -0.70711 + 0.70711j, 0.70711 + 0.70711j, -0.70711 - 0.70711j, 0.70711 - 0.70711j, 0.70711 + 0.70711j]
self.audio_rate = audio_rate = 8000
self.audio_interp = audio_interp = 2
self.voice_gain = voice_gain = 0
self.tau = tau = 75e-6
self.rx_channel = rx_channel = 110
self.quadrature_rate = quadrature_rate = audio_rate*audio_interp
self.qpsk_constellation = qpsk_constellation = digital.constellation_calcdist(([(sqrt(2)/2)+(sqrt(2)/2)*1j,-(sqrt(2)/2)+(sqrt(2)/2)*1j,(sqrt(2)/2)-(sqrt(2)/2)*1j,-(sqrt(2)/2)-(sqrt(2)/2)*1j]), (digital.psk_4()[1]), 4, 1).base()
self.qpsk_constellation.gen_soft_dec_lut(8)
self.preamble_size = preamble_size = len(preamble)
self.poly_taps = poly_taps = firdes.low_pass(2.0, samp_rate, 20000, 1000, firdes.WIN_HAMMING, 6.76)
self.payload_size = payload_size = 100
self.num_channels = num_channels = 4
self.max_deviation = max_deviation = 3500
self.guard_size = guard_size = 10
self.codec_rate = codec_rate = 64000
self.bpsk_rate = bpsk_rate = 400000
##################################################
# Blocks
##################################################
self._voice_gain_range = Range(0, 2, 0.01, 0, 200)
self._voice_gain_win = RangeWidget(self._voice_gain_range, self.set_voice_gain, "voice_gain", "counter_slider", float)
self.top_layout.addWidget(self._voice_gain_win)
self.tab2 = Qt.QTabWidget()
self.tab2_widget_0 = Qt.QWidget()
self.tab2_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tab2_widget_0)
self.tab2_grid_layout_0 = Qt.QGridLayout()
self.tab2_layout_0.addLayout(self.tab2_grid_layout_0)
self.tab2.addTab(self.tab2_widget_0, "Preamble Correlation")
self.tab2_widget_1 = Qt.QWidget()
self.tab2_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tab2_widget_1)
self.tab2_grid_layout_1 = Qt.QGridLayout()
self.tab2_layout_1.addLayout(self.tab2_grid_layout_1)
self.tab2.addTab(self.tab2_widget_1, "Received Analog Voice")
self.top_grid_layout.addWidget(self.tab2, 1,1,1,1)
self._rx_channel_options = (110, 110*2, 110*3, 0, )
self._rx_channel_labels = ("0", "1", "2", "3", )
self._rx_channel_group_box = Qt.QGroupBox("rx_channel")
self._rx_channel_box = Qt.QHBoxLayout()
class variable_chooser_button_group(Qt.QButtonGroup):
def __init__(self, parent=None):
Qt.QButtonGroup.__init__(self, parent)
@pyqtSlot(int)
def updateButtonChecked(self, button_id):
self.button(button_id).setChecked(True)
self._rx_channel_button_group = variable_chooser_button_group()
self._rx_channel_group_box.setLayout(self._rx_channel_box)
for i, label in enumerate(self._rx_channel_labels):
radio_button = Qt.QRadioButton(label)
self._rx_channel_box.addWidget(radio_button)
self._rx_channel_button_group.addButton(radio_button, i)
self._rx_channel_callback = lambda i: Qt.QMetaObject.invokeMethod(self._rx_channel_button_group, "updateButtonChecked", Qt.Q_ARG("int", self._rx_channel_options.index(i)))
self._rx_channel_callback(self.rx_channel)
self._rx_channel_button_group.buttonClicked[int].connect(
lambda i: self.set_rx_channel(self._rx_channel_options[i]))
self.top_layout.addWidget(self._rx_channel_group_box)
self.vocoder_ulaw_decode_bs_0 = vocoder.ulaw_decode_bs()
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("serial=309AF9C", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(433e6, 0)
self.uhd_usrp_source_0.set_gain(5, 0)
self.uhd_usrp_source_0.set_antenna("TX/RX", 0)
self.root_raised_cosine_filter_1 = filter.fir_filter_ccf(2, firdes.root_raised_cosine(
1, bpsk_rate, bpsk_rate/2, 0.35, 101))
self.qtgui_time_sink_x_0 = qtgui.time_sink_c(
1024, #size
bpsk_rate/2, #samp_rate
"Preamble Correlation", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0.set_y_label("Amplitude", "")
self.qtgui_time_sink_x_0.enable_tags(-1, False)
self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_0.enable_autoscale(True)
self.qtgui_time_sink_x_0.enable_grid(False)
self.qtgui_time_sink_x_0.enable_control_panel(False)
if not False:
self.qtgui_time_sink_x_0.disable_legend()
labels = ["", "", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2*1):
if len(labels[i]) == 0:
if(i % 2 == 0):
self.qtgui_time_sink_x_0.set_line_label(i, "Re{{Data {0}}}".format(i/2))
else:
self.qtgui_time_sink_x_0.set_line_label(i, "Im{{Data {0}}}".format(i/2))
else:
self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.tab2_layout_0.addWidget(self._qtgui_time_sink_x_0_win)
self.qtgui_time_raster_sink_x_0_0 = qtgui.time_raster_sink_b(
codec_rate,
100,
(guard_size+payload_size)*num_channels,
([]),
([]),
"Received TDM Frame",
1,
)
self.qtgui_time_raster_sink_x_0_0.set_update_time(0.10)
self.qtgui_time_raster_sink_x_0_0.set_intensity_range(-1, 1)
self.qtgui_time_raster_sink_x_0_0.enable_grid(False)
labels = ["", "", "", "", "",
"", "", "", "", ""]
colors = [2, 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_time_raster_sink_x_0_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_raster_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_time_raster_sink_x_0_0.set_color_map(i, colors[i])
self.qtgui_time_raster_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_time_raster_sink_x_0_0_win = sip.wrapinstance(self.qtgui_time_raster_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_raster_sink_x_0_0_win, 1,2,1,1)
self.qtgui_freq_sink_x_3 = qtgui.freq_sink_f(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
audio_rate, #bw
"Received Analog Voice", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_3.set_update_time(0.10)
self.qtgui_freq_sink_x_3.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_3.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_3.enable_autoscale(False)
self.qtgui_freq_sink_x_3.enable_grid(False)
self.qtgui_freq_sink_x_3.set_fft_average(1.0)
self.qtgui_freq_sink_x_3.enable_control_panel(False)
if not False:
self.qtgui_freq_sink_x_3.disable_legend()
if float == type(float()):
self.qtgui_freq_sink_x_3.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_3.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_3.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_3.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_3.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_3.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_3_win = sip.wrapinstance(self.qtgui_freq_sink_x_3.pyqwidget(), Qt.QWidget)
self.tab2_layout_1.addWidget(self._qtgui_freq_sink_x_3_win)
self.qtgui_freq_sink_x_1 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"Received Spectrum", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_1.set_update_time(0.10)
self.qtgui_freq_sink_x_1.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_1.enable_autoscale(False)
self.qtgui_freq_sink_x_1.enable_grid(False)
self.qtgui_freq_sink_x_1.set_fft_average(1.0)
self.qtgui_freq_sink_x_1.enable_control_panel(False)
if not False:
self.qtgui_freq_sink_x_1.disable_legend()
if complex == type(float()):
self.qtgui_freq_sink_x_1.set_plot_pos_half(not True)
labels = ["", "", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "dark blue"]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_1.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_1.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_1.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_1.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_1_win = sip.wrapinstance(self.qtgui_freq_sink_x_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_1_win, 0,0,1,1)
self.digital_map_bb_0_0 = digital.map_bb((digital.psk_4()[1]))
self.digital_corr_est_cc_0 = digital.corr_est_cc((preamble), 1, 0, 0.15)
self.digital_constellation_decoder_cb_0_0 = digital.constellation_decoder_cb(qpsk_constellation)
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(2)
self.blocks_tagged_stream_align_0 = blocks.tagged_stream_align(gr.sizeof_gr_complex*1, "corr_start")
self.blocks_short_to_float_0 = blocks.short_to_float(1, 2000)
self.blocks_pack_k_bits_bb_0 = blocks.pack_k_bits_bb(8)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((voice_gain, ))
self.blocks_keep_m_in_n_1 = blocks.keep_m_in_n(gr.sizeof_char, payload_size, num_channels*(payload_size+guard_size), rx_channel)
self.blocks_keep_m_in_n_0 = blocks.keep_m_in_n(gr.sizeof_gr_complex, num_channels*(payload_size+guard_size)/2, num_channels*(payload_size+guard_size)/2 + preamble_size, preamble_size)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex*1, 2*(num_channels*(payload_size+guard_size)/2+preamble_size)-1)
self.audio_sink_0 = audio.sink(8000, "", True)
##################################################
# Connections
##################################################
self.connect((self.blocks_delay_0, 0), (self.blocks_keep_m_in_n_0, 0))
self.connect((self.blocks_keep_m_in_n_0, 0), (self.digital_constellation_decoder_cb_0_0, 0))
self.connect((self.blocks_keep_m_in_n_1, 0), (self.vocoder_ulaw_decode_bs_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_pack_k_bits_bb_0, 0), (self.blocks_keep_m_in_n_1, 0))
self.connect((self.blocks_pack_k_bits_bb_0, 0), (self.qtgui_time_raster_sink_x_0_0, 0))
self.connect((self.blocks_short_to_float_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_short_to_float_0, 0), (self.qtgui_freq_sink_x_3, 0))
self.connect((self.blocks_tagged_stream_align_0, 0), (self.blocks_delay_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.blocks_pack_k_bits_bb_0, 0))
self.connect((self.digital_constellation_decoder_cb_0_0, 0), (self.digital_map_bb_0_0, 0))
self.connect((self.digital_corr_est_cc_0, 0), (self.blocks_tagged_stream_align_0, 0))
self.connect((self.digital_corr_est_cc_0, 1), (self.qtgui_time_sink_x_0, 0))
self.connect((self.digital_map_bb_0_0, 0), (self.blocks_unpack_k_bits_bb_0, 0))
self.connect((self.root_raised_cosine_filter_1, 0), (self.digital_corr_est_cc_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.qtgui_freq_sink_x_1, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.root_raised_cosine_filter_1, 0))
self.connect((self.vocoder_ulaw_decode_bs_0, 0), (self.blocks_short_to_float_0, 0))
def __init__(self, eve_noise_db=1, channel_noise_db=1, max_items=8):
gr.top_block.__init__(self, "Eve Re Learn Testbed Graph")
##################################################
# Variables
##################################################
self.snr_db = snr_db = 0
self.samp_rate = samp_rate = 10000000
self.max_items = max_items
self.eve_noise_db = eve_noise_db
self.channel_noise_db = channel_noise_db
self.const = const = digital.constellation_calcdist(
([-1 - 1j, -1 + 1j, 1 + 1j, 1 - 1j]), ([0, 1, 3, 2]), 4, 1).base()
##################################################
# Blocks
##################################################
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
const)
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(
(const.points()), 1)
self.blocks_vector_sink_alice = blocks.vector_sink_b(1)
self.blocks_vector_sink_bob = blocks.vector_sink_b(1)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_repack_bits_bb_1 = blocks.repack_bits_bb(
1, 8, "", False, gr.GR_LSB_FIRST)
self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(
1, const.bits_per_symbol(), "", False, gr.GR_LSB_FIRST)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
const.bits_per_symbol(), 8, "", False, gr.GR_LSB_FIRST)
self.blocks_head_0_0 = blocks.head(gr.sizeof_char * 1, max_items)
self.blocks_head_0 = blocks.head(gr.sizeof_char * 1, max_items)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.analog_random_source_x_0 = blocks.vector_source_b(
map(int, np.random.randint(0, 2, 1000000)), True)
self.analog_fastnoise_source_x_0_0 = analog.fastnoise_source_c(
analog.GR_GAUSSIAN, 10**(self.eve_noise_db / 20.0), 0, 2**16)
self.analog_fastnoise_source_x_0 = analog.fastnoise_source_c(
analog.GR_GAUSSIAN, 10**(self.channel_noise_db / 20.0), 0, 2**16)
##################################################
# Connections
##################################################
self.connect((self.analog_fastnoise_source_x_0, 0),
(self.blocks_add_xx_0, 0))
self.connect((self.analog_fastnoise_source_x_0_0, 0),
(self.blocks_add_xx_0, 2))
self.connect((self.analog_random_source_x_0, 0),
(self.blocks_repack_bits_bb_0_0, 0))
self.connect((self.analog_random_source_x_0, 0),
(self.blocks_repack_bits_bb_1, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.blocks_head_0, 0), (self.blocks_vector_sink_bob, 0))
self.connect((self.blocks_head_0_0, 0),
(self.blocks_vector_sink_alice, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.blocks_head_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0),
(self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.blocks_repack_bits_bb_1, 0),
(self.blocks_head_0_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.digital_chunks_to_symbols_xx_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.blocks_repack_bits_bb_0, 0))
def __init__(self, freq=0, gain=40, loopbw=100, loopbw_0=100, fllbw=0.002):
gr.top_block.__init__(self, "Rx Gui")
Qt.QWidget.__init__(self)
self.setWindowTitle("Rx Gui")
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "rx_gui")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Parameters
##################################################
self.freq = freq
self.gain = gain
self.loopbw = loopbw
self.loopbw_0 = loopbw_0
self.fllbw = fllbw
##################################################
# Variables
##################################################
self.sps = sps = 8
self.excess_bw = excess_bw = 0.25
self.target_samp_rate = target_samp_rate = sps*(200e3/(1 + excess_bw))
self.qpsk_const = qpsk_const = digital.constellation_qpsk().base()
self.dsp_rate = dsp_rate = 100e6
self.const_choice = const_choice = "qpsk"
self.bpsk_const = bpsk_const = digital.constellation_bpsk().base()
self.barker_code_two_dim = barker_code_two_dim = [-1.0000 - 1.0000j, -1.0000 - 1.0000j, -1.0000 - 1.0000j, -1.0000 - 1.0000j, -1.0000 - 1.0000j, 1.0000 + 1.0000j, 1.0000 + 1.0000j, -1.0000 - 1.0000j, -1.0000 - 1.0000j, 1.0000 + 1.0000j, -1.0000 - 1.0000j, 1.0000 + 1.0000j, -1.0000 - 1.0000j]
self.barker_code_one_dim = barker_code_one_dim = sqrt(2)*numpy.real([-1.0000 - 1.0000j, -1.0000 - 1.0000j, -1.0000 - 1.0000j, -1.0000 - 1.0000j, -1.0000 - 1.0000j, 1.0000 + 1.0000j, 1.0000 + 1.0000j, -1.0000 - 1.0000j, -1.0000 - 1.0000j, 1.0000 + 1.0000j, -1.0000 - 1.0000j, 1.0000 + 1.0000j, -1.0000 - 1.0000j])
self.rrc_delay = rrc_delay = int(round(-44*excess_bw + 33))
self.nfilts = nfilts = 32
self.n_barker_rep = n_barker_rep = 10
self.dec_factor = dec_factor = ceil(dsp_rate/target_samp_rate)
self.constellation = constellation = qpsk_const if (const_choice=="qpsk") else bpsk_const
self.barker_code = barker_code = barker_code_two_dim if (const_choice == "qpsk") else barker_code_one_dim
self.preamble_syms = preamble_syms = numpy.matlib.repmat(barker_code, 1, n_barker_rep)[0]
self.n_rrc_taps = n_rrc_taps = rrc_delay * int(sps*nfilts)
self.n_codewords = n_codewords = 1
self.even_dec_factor = even_dec_factor = dec_factor if (dec_factor % 1 == 1) else (dec_factor+1)
self.const_order = const_order = pow(2,constellation.bits_per_symbol())
self.codeword_len = codeword_len = 18444
self.usrp_rx_addr = usrp_rx_addr = "192.168.10.2"
self.samp_rate = samp_rate = dsp_rate/even_dec_factor
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts*sps, 1.0, excess_bw, n_rrc_taps)
self.rf_center_freq = rf_center_freq = 1428.4309e6
self.preamble_size = preamble_size = len(preamble_syms)
self.pmf_peak_threshold = pmf_peak_threshold = 0.6
self.payload_size = payload_size = codeword_len*n_codewords/int(numpy.log2(const_order))
self.dataword_len = dataword_len = 6144
self.barker_len = barker_len = 13
##################################################
# Blocks
##################################################
self.tabs = Qt.QTabWidget()
self.tabs_widget_0 = Qt.QWidget()
self.tabs_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tabs_widget_0)
self.tabs_grid_layout_0 = Qt.QGridLayout()
self.tabs_layout_0.addLayout(self.tabs_grid_layout_0)
self.tabs.addTab(self.tabs_widget_0, 'PMF Out')
self.tabs_widget_1 = Qt.QWidget()
self.tabs_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tabs_widget_1)
self.tabs_grid_layout_1 = Qt.QGridLayout()
self.tabs_layout_1.addLayout(self.tabs_grid_layout_1)
self.tabs.addTab(self.tabs_widget_1, 'Abs PMF Out')
self.tabs_widget_2 = Qt.QWidget()
self.tabs_layout_2 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tabs_widget_2)
self.tabs_grid_layout_2 = Qt.QGridLayout()
self.tabs_layout_2.addLayout(self.tabs_grid_layout_2)
self.tabs.addTab(self.tabs_widget_2, 'FLL In')
self.tabs_widget_3 = Qt.QWidget()
self.tabs_layout_3 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tabs_widget_3)
self.tabs_grid_layout_3 = Qt.QGridLayout()
self.tabs_layout_3.addLayout(self.tabs_grid_layout_3)
self.tabs.addTab(self.tabs_widget_3, 'FLL Out')
self.tabs_widget_4 = Qt.QWidget()
self.tabs_layout_4 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tabs_widget_4)
self.tabs_grid_layout_4 = Qt.QGridLayout()
self.tabs_layout_4.addLayout(self.tabs_grid_layout_4)
self.tabs.addTab(self.tabs_widget_4, 'FLL State')
self.tabs_widget_5 = Qt.QWidget()
self.tabs_layout_5 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tabs_widget_5)
self.tabs_grid_layout_5 = Qt.QGridLayout()
self.tabs_layout_5.addLayout(self.tabs_grid_layout_5)
self.tabs.addTab(self.tabs_widget_5, 'PFB Sync Out')
self.tabs_widget_6 = Qt.QWidget()
self.tabs_layout_6 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tabs_widget_6)
self.tabs_grid_layout_6 = Qt.QGridLayout()
self.tabs_layout_6.addLayout(self.tabs_grid_layout_6)
self.tabs.addTab(self.tabs_widget_6, 'Costas State')
self.tabs_widget_7 = Qt.QWidget()
self.tabs_layout_7 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tabs_widget_7)
self.tabs_grid_layout_7 = Qt.QGridLayout()
self.tabs_layout_7.addLayout(self.tabs_grid_layout_7)
self.tabs.addTab(self.tabs_widget_7, 'Demod Bits')
self.tabs_widget_8 = Qt.QWidget()
self.tabs_layout_8 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tabs_widget_8)
self.tabs_grid_layout_8 = Qt.QGridLayout()
self.tabs_layout_8.addLayout(self.tabs_grid_layout_8)
self.tabs.addTab(self.tabs_widget_8, 'Costas Sym Out')
self.tabs_widget_9 = Qt.QWidget()
self.tabs_layout_9 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tabs_widget_9)
self.tabs_grid_layout_9 = Qt.QGridLayout()
self.tabs_layout_9.addLayout(self.tabs_grid_layout_9)
self.tabs.addTab(self.tabs_widget_9, 'Payload Symbols')
self.top_layout.addWidget(self.tabs)
self.rtlsdr_source_0 = osmosdr.source( args="numchan=" + str(1) + " " + '' )
self.rtlsdr_source_0.set_sample_rate(samp_rate)
self.rtlsdr_source_0.set_center_freq(freq, 0)
self.rtlsdr_source_0.set_freq_corr(0, 0)
self.rtlsdr_source_0.set_dc_offset_mode(0, 0)
self.rtlsdr_source_0.set_iq_balance_mode(0, 0)
self.rtlsdr_source_0.set_gain_mode(False, 0)
self.rtlsdr_source_0.set_gain(gain, 0)
self.rtlsdr_source_0.set_if_gain(20, 0)
self.rtlsdr_source_0.set_bb_gain(20, 0)
self.rtlsdr_source_0.set_antenna('', 0)
self.rtlsdr_source_0.set_bandwidth(0, 0)
self.qtgui_time_sink_x_2 = qtgui.time_sink_c(
preamble_size + payload_size, #size
samp_rate, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_2.set_update_time(0.10)
self.qtgui_time_sink_x_2.set_y_axis(-1, 1)
self.qtgui_time_sink_x_2.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_2.enable_tags(-1, True)
self.qtgui_time_sink_x_2.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_2.enable_autoscale(True)
self.qtgui_time_sink_x_2.enable_grid(False)
self.qtgui_time_sink_x_2.enable_axis_labels(True)
self.qtgui_time_sink_x_2.enable_control_panel(False)
if not True:
self.qtgui_time_sink_x_2.disable_legend()
labels = ['', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2*1):
if len(labels[i]) == 0:
if(i % 2 == 0):
self.qtgui_time_sink_x_2.set_line_label(i, "Re{{Data {0}}}".format(i/2))
else:
self.qtgui_time_sink_x_2.set_line_label(i, "Im{{Data {0}}}".format(i/2))
else:
self.qtgui_time_sink_x_2.set_line_label(i, labels[i])
self.qtgui_time_sink_x_2.set_line_width(i, widths[i])
self.qtgui_time_sink_x_2.set_line_color(i, colors[i])
self.qtgui_time_sink_x_2.set_line_style(i, styles[i])
self.qtgui_time_sink_x_2.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_2.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_2_win = sip.wrapinstance(self.qtgui_time_sink_x_2.pyqwidget(), Qt.QWidget)
self.tabs_layout_0.addWidget(self._qtgui_time_sink_x_2_win)
self.qtgui_time_sink_x_1_0_0 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_1_0_0.set_update_time(0.10)
self.qtgui_time_sink_x_1_0_0.set_y_axis(-128, 128)
self.qtgui_time_sink_x_1_0_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_1_0_0.enable_tags(-1, False)
self.qtgui_time_sink_x_1_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_1_0_0.enable_autoscale(False)
self.qtgui_time_sink_x_1_0_0.enable_grid(False)
self.qtgui_time_sink_x_1_0_0.enable_axis_labels(True)
self.qtgui_time_sink_x_1_0_0.enable_control_panel(False)
if not True:
self.qtgui_time_sink_x_1_0_0.disable_legend()
labels = ['', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_1_0_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_1_0_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_1_0_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_1_0_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_1_0_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_1_0_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_1_0_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_1_0_0_win = sip.wrapinstance(self.qtgui_time_sink_x_1_0_0.pyqwidget(), Qt.QWidget)
self.tabs_layout_7.addWidget(self._qtgui_time_sink_x_1_0_0_win)
self.qtgui_time_sink_x_1_0 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
"", #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)
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(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_1_0.set_line_label(i, "Data {0}".format(i))
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.tabs_layout_7.addWidget(self._qtgui_time_sink_x_1_0_win)
self.qtgui_time_sink_x_1 = qtgui.time_sink_f(
8192, #size
samp_rate, #samp_rate
"", #name
3 #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)
if not True:
self.qtgui_time_sink_x_1.disable_legend()
labels = ['FLL Freq (PI Output)', 'FLL Phase Accum', 'FLL Error', '', '',
'', '', '', '', '']
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(3):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_1.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_1.set_line_label(i, labels[i])
self.qtgui_time_sink_x_1.set_line_width(i, widths[i])
self.qtgui_time_sink_x_1.set_line_color(i, colors[i])
self.qtgui_time_sink_x_1.set_line_style(i, styles[i])
self.qtgui_time_sink_x_1.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_1_win = sip.wrapinstance(self.qtgui_time_sink_x_1.pyqwidget(), Qt.QWidget)
self.tabs_layout_4.addWidget(self._qtgui_time_sink_x_1_win)
self.qtgui_time_sink_x_0_3 = qtgui.time_sink_f(
1024*4, #size
samp_rate, #samp_rate
"Error", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_3.set_update_time(0.10)
self.qtgui_time_sink_x_0_3.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0_3.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_3.enable_tags(-1, True)
self.qtgui_time_sink_x_0_3.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_0_3.enable_autoscale(False)
self.qtgui_time_sink_x_0_3.enable_grid(False)
self.qtgui_time_sink_x_0_3.enable_axis_labels(True)
self.qtgui_time_sink_x_0_3.enable_control_panel(False)
if not True:
self.qtgui_time_sink_x_0_3.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_3.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0_3.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_3.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_3.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_3.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_3.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_3.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_3_win = sip.wrapinstance(self.qtgui_time_sink_x_0_3.pyqwidget(), Qt.QWidget)
self.tabs_layout_6.addWidget(self._qtgui_time_sink_x_0_3_win)
self.qtgui_time_sink_x_0_0 = qtgui.time_sink_f(
preamble_size + payload_size, #size
samp_rate, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_0.set_update_time(0.10)
self.qtgui_time_sink_x_0_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_0_0.enable_autoscale(True)
self.qtgui_time_sink_x_0_0.enable_grid(False)
self.qtgui_time_sink_x_0_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0_0.enable_control_panel(False)
if not True:
self.qtgui_time_sink_x_0_0.disable_legend()
labels = ['Mag Sq', 'Mag', '', '', '',
'', '', '', '', '']
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.tabs_layout_1.addWidget(self._qtgui_time_sink_x_0_0_win)
self.qtgui_sink_x_5 = qtgui.sink_c(
1024, #fftsize
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
True, #plotfreq
False, #plotwaterfall
False, #plottime
True, #plotconst
)
self.qtgui_sink_x_5.set_update_time(1.0/10)
self._qtgui_sink_x_5_win = sip.wrapinstance(self.qtgui_sink_x_5.pyqwidget(), Qt.QWidget)
self.tabs_layout_3.addWidget(self._qtgui_sink_x_5_win)
self.qtgui_sink_x_5.enable_rf_freq(False)
self.qtgui_sink_x_1 = qtgui.sink_c(
1024, #fftsize
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
True, #plotfreq
False, #plotwaterfall
False, #plottime
True, #plotconst
)
self.qtgui_sink_x_1.set_update_time(1.0/10)
self._qtgui_sink_x_1_win = sip.wrapinstance(self.qtgui_sink_x_1.pyqwidget(), Qt.QWidget)
self.tabs_layout_2.addWidget(self._qtgui_sink_x_1_win)
self.qtgui_sink_x_1.enable_rf_freq(False)
self.qtgui_sink_x_0 = qtgui.sink_c(
1024, #fftsize
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
False, #plotfreq
False, #plotwaterfall
False, #plottime
True, #plotconst
)
self.qtgui_sink_x_0.set_update_time(1.0/10)
self._qtgui_sink_x_0_win = sip.wrapinstance(self.qtgui_sink_x_0.pyqwidget(), Qt.QWidget)
self.tabs_layout_5.addWidget(self._qtgui_sink_x_0_win)
self.qtgui_sink_x_0.enable_rf_freq(False)
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.tabs_layout_2.addWidget(self._qtgui_freq_sink_x_0_win)
self.qtgui_const_sink_x_1 = qtgui.const_sink_c(
1024, #size
"", #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.tabs_layout_9.addWidget(self._qtgui_const_sink_x_1_win)
self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
1024, #size
"", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0.set_update_time(0.10)
self.qtgui_const_sink_x_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.qtgui_const_sink_x_0.enable_autoscale(False)
self.qtgui_const_sink_x_0.enable_grid(False)
self.qtgui_const_sink_x_0.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0.disable_legend()
labels = ['', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "red", "red", "red",
"red", "red", "red", "red", "red"]
styles = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_win = sip.wrapinstance(self.qtgui_const_sink_x_0.pyqwidget(), Qt.QWidget)
self.tabs_layout_8.addWidget(self._qtgui_const_sink_x_0_win)
self.mods_turbo_decoder_0 = mods.turbo_decoder(codeword_len, dataword_len)
self.mods_frame_sync_fast_0 = mods.frame_sync_fast(pmf_peak_threshold, preamble_size, payload_size, 0, 1, 1, int(const_order))
self.mods_fifo_async_sink_0 = mods.fifo_async_sink('/tmp/async_rx')
self.interp_fir_filter_xxx_0_0 = filter.interp_fir_filter_fff(1, ( numpy.ones(n_barker_rep*barker_len)))
self.interp_fir_filter_xxx_0_0.declare_sample_delay(0)
self.interp_fir_filter_xxx_0 = filter.interp_fir_filter_ccc(1, ( numpy.flipud(numpy.conj(preamble_syms))))
self.interp_fir_filter_xxx_0.declare_sample_delay(0)
self.framers_gr_hdlc_deframer_b_0 = framers.gr_hdlc_deframer_b(0)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, 2*pi/50, (rrc_taps), nfilts, nfilts/2, pi/8, 1)
self.digital_map_bb_0_0_0 = digital.map_bb(([1,- 1]))
self.digital_fll_band_edge_cc_1 = digital.fll_band_edge_cc(sps, excess_bw, rrc_delay * int(sps) + 1, fllbw)
self.digital_descrambler_bb_0 = digital.descrambler_bb(0x21, 0x7F, 16)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(2*pi/loopbw, 2**constellation.bits_per_symbol(), False)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(constellation.base())
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(constellation.bits_per_symbol())
self.blocks_rms_xx_1 = blocks.rms_cf(0.0001)
self.blocks_pack_k_bits_bb_1 = blocks.pack_k_bits_bb(8)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_multiply_const_vxx_1_1 = blocks.multiply_const_vcc((1.0/sqrt(2), ))
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc((1.0/(preamble_size*sqrt(2)), ))
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_divide_xx_1 = blocks.divide_ff(1)
self.blocks_divide_xx_0 = blocks.divide_cc(1)
self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(1)
self.blocks_complex_to_mag_1 = blocks.complex_to_mag(1)
self.blocks_char_to_float_0_1 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_0_0 = blocks.char_to_float(1, 1)
##################################################
# Connections
##################################################
self.msg_connect((self.framers_gr_hdlc_deframer_b_0, 'pdu'), (self.mods_fifo_async_sink_0, 'async_pdu'))
self.connect((self.blocks_char_to_float_0_0, 0), (self.qtgui_time_sink_x_1_0, 0))
self.connect((self.blocks_char_to_float_0_1, 0), (self.qtgui_time_sink_x_1_0_0, 0))
self.connect((self.blocks_complex_to_mag_1, 0), (self.blocks_divide_xx_1, 0))
self.connect((self.blocks_complex_to_mag_squared_0, 0), (self.interp_fir_filter_xxx_0_0, 0))
self.connect((self.blocks_divide_xx_0, 0), (self.digital_fll_band_edge_cc_1, 0))
self.connect((self.blocks_divide_xx_0, 0), (self.qtgui_sink_x_1, 0))
self.connect((self.blocks_divide_xx_1, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_divide_xx_1, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_float_to_complex_0, 0), (self.blocks_divide_xx_0, 1))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.mods_frame_sync_fast_0, 2))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.qtgui_time_sink_x_2, 0))
self.connect((self.blocks_multiply_const_vxx_1_1, 0), (self.blocks_complex_to_mag_1, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.mods_frame_sync_fast_0, 1))
self.connect((self.blocks_multiply_xx_0, 0), (self.qtgui_time_sink_x_0_0, 0))
self.connect((self.blocks_pack_k_bits_bb_1, 0), (self.blocks_char_to_float_0_1, 0))
self.connect((self.blocks_rms_xx_1, 0), (self.blocks_float_to_complex_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.digital_map_bb_0_0_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.blocks_unpack_k_bits_bb_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.blocks_complex_to_mag_squared_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.interp_fir_filter_xxx_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.mods_frame_sync_fast_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.qtgui_const_sink_x_0, 0))
self.connect((self.digital_costas_loop_cc_0, 1), (self.qtgui_time_sink_x_0_3, 0))
self.connect((self.digital_descrambler_bb_0, 0), (self.blocks_char_to_float_0_0, 0))
self.connect((self.digital_descrambler_bb_0, 0), (self.blocks_pack_k_bits_bb_1, 0))
self.connect((self.digital_descrambler_bb_0, 0), (self.framers_gr_hdlc_deframer_b_0, 0))
self.connect((self.digital_fll_band_edge_cc_1, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.digital_fll_band_edge_cc_1, 0), (self.qtgui_sink_x_5, 0))
self.connect((self.digital_fll_band_edge_cc_1, 3), (self.qtgui_time_sink_x_1, 2))
self.connect((self.digital_fll_band_edge_cc_1, 1), (self.qtgui_time_sink_x_1, 0))
self.connect((self.digital_fll_band_edge_cc_1, 2), (self.qtgui_time_sink_x_1, 1))
self.connect((self.digital_map_bb_0_0_0, 0), (self.mods_turbo_decoder_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_costas_loop_cc_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.qtgui_sink_x_0, 0))
self.connect((self.interp_fir_filter_xxx_0, 0), (self.blocks_multiply_const_vxx_1, 0))
self.connect((self.interp_fir_filter_xxx_0, 0), (self.blocks_multiply_const_vxx_1_1, 0))
self.connect((self.interp_fir_filter_xxx_0_0, 0), (self.blocks_divide_xx_1, 1))
self.connect((self.mods_frame_sync_fast_0, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.mods_frame_sync_fast_0, 0), (self.qtgui_const_sink_x_1, 0))
self.connect((self.mods_turbo_decoder_0, 0), (self.digital_descrambler_bb_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.blocks_divide_xx_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.blocks_rms_xx_1, 0))
self.connect((self.rtlsdr_source_0, 0), (self.qtgui_freq_sink_x_0, 0))
def __init__(self, channel_noise, img_path):
gr.top_block.__init__(self, "Top Block")
##################################################
# Variables
##################################################
self.taps = taps = [1]
self.size_packed_file = size_packed_file = os.path.getsize(
"/home/rcampello/Main/FixedPath/OOT Gnuradio/Material/GnuRadio/Scripts/BPSK/{}"
.format(str(img_path)))
self.samp_rate = samp_rate = 32000 * 20
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(
32, 32, 1.0 / float(2), 0.35, 11 * 2 * 32)
self.noise = noise = channel_noise
self.eq_gain = eq_gain = 0
self.delay2 = delay2 = int(8)
self.delay = delay = int(2)
self.BPSK = BPSK = digital.constellation_bpsk().base()
##################################################
# Blocks
##################################################
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
4, 62.8e-3, (rrc_taps), 32, 16, 1.5, 2)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(
62.8e-3, 2, False)
self.digital_constellation_modulator_0 = digital.generic_mod(
constellation=BPSK,
differential=False,
samples_per_symbol=4,
pre_diff_code=True,
excess_bw=0.35,
verbose=False,
log=False,
)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
BPSK)
self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(
15, 1, eq_gain, 2)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=noise,
frequency_offset=0.0,
epsilon=1.0,
taps=(taps),
noise_seed=0,
block_tags=False)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char * 1, samp_rate,
True)
self.blocks_skiphead_0_0 = blocks.skiphead(gr.sizeof_char * 1,
int(size_packed_file * 0.1))
self.blocks_pack_k_bits_bb_1 = blocks.pack_k_bits_bb(8)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_char * 1)
self.blocks_head_0_0 = blocks.head(gr.sizeof_char * 1,
int(size_packed_file * 2))
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_char * 1,
'/home/rcampello/Main/FixedPath/OOT Gnuradio/Material/GnuRadio/Scripts/BPSK/{}'
.format(str(img_path)), True)
self.sink = blocks.vector_sink_b()
##################################################
# Connections
##################################################
self.connect((self.blocks_file_source_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_head_0_0, 0),
(self.digital_constellation_modulator_0, 0))
self.connect((self.blocks_pack_k_bits_bb_1, 0), (self.sink, 0))
self.connect((self.blocks_pack_k_bits_bb_1, 0),
(self.blocks_null_sink_0, 0))
self.connect((self.blocks_skiphead_0_0, 0), (self.blocks_head_0_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.blocks_skiphead_0_0, 0))
self.connect((self.channels_channel_model_0, 0),
(self.digital_pfb_clock_sync_xxx_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.blocks_pack_k_bits_bb_1, 0))
self.connect((self.digital_constellation_modulator_0, 0),
(self.channels_channel_model_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_cma_equalizer_cc_0, 0))
def __init__(
self,
pilot_carriers=((-40, -14, 13, 39),),
pilot_symbols=((1, 1, 1, -1),),
occupied_carriers=(
[
-54,
-53,
-52,
-51,
-50,
-49,
-48,
-47,
-46,
-45,
-44,
-43,
-42,
-41,
-39,
-38,
-37,
-36,
-35,
-34,
-33,
-32,
-31,
-30,
-29,
-28,
-27,
-26,
-25,
-24,
-23,
-22,
-21,
-20,
-19,
-18,
-17,
-16,
-15,
-13,
-12,
-11,
-10,
-9,
-8,
-7,
-6,
-5,
-4,
-3,
-2,
-1,
1,
2,
3,
4,
5,
6,
7,
8,
9,
10,
11,
12,
14,
15,
16,
17,
18,
19,
20,
21,
22,
23,
24,
25,
26,
27,
28,
29,
30,
31,
32,
33,
34,
35,
36,
37,
38,
40,
41,
42,
43,
44,
45,
46,
47,
48,
49,
50,
51,
52,
53,
],
),
samp_rate=10000,
payload_mod="qpsk",
sync_word1=[
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
-1.42,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
],
sync_word2=[
0j,
0j,
0j,
0j,
0j,
0j,
0j,
0j,
0j,
0j,
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
0j,
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(-1 + 0j),
(1 + 0j),
(-1 + 0j),
(1 + 0j),
0j,
0j,
0j,
0j,
0j,
0j,
0j,
0j,
0j,
0j,
],
scramble_mode=0,
crc_mode=0,
clipper_mode=0,
filter_mode=1,
clipping_factor=10,
):
gr.hier_block2.__init__(
self,
"Ofdm Radio Hier",
gr.io_signaturev(2, 2, [gr.sizeof_char * 1, gr.sizeof_gr_complex * 1]),
gr.io_signaturev(2, 2, [gr.sizeof_char * 1, gr.sizeof_gr_complex * 1]),
)
##################################################
# Parameters
##################################################
self.pilot_carriers = pilot_carriers
self.pilot_symbols = pilot_symbols
self.occupied_carriers = occupied_carriers
self.samp_rate = samp_rate
self.sync_word1 = sync_word1
self.sync_word2 = sync_word2
self.scramble_mode = scramble_mode
self.crc_mode = crc_mode
self.clipping_factor = clipping_factor
self.clipper_mode = clipper_mode
self.filter_mode = filter_mode
if payload_mod == "qpsk":
self.payload_mod = payload_mod = digital.constellation_qpsk()
elif payload_mod == "qam16":
self.payload_mod = payload_mod = digital.qam.qam_constellation(16, True, "none", False)
elif payload_mod == "bpsk":
self.payload_mod = payload_mod = digital.constellation_bpsk()
##################################################
# Variables
##################################################
self.packet_length_tag_key = packet_length_tag_key = "packet_len"
self.length_tag_key = length_tag_key = "frame_len"
self.header_mod = header_mod = digital.constellation_bpsk()
self.fft_len = fft_len = (len(sync_word1) + len(sync_word2)) / 2
self.scramble_seed = scramble_seed = 0x7F
self.rolloff = rolloff = 0
self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len, payload_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols, 1
)
self.len_ocup_carr = len_ocup_carr = len(occupied_carriers[0])
self.header_formatter = header_formatter = digital.packet_header_ofdm(
occupied_carriers,
n_syms=1,
len_tag_key=packet_length_tag_key,
frame_len_tag_key=length_tag_key,
bits_per_header_sym=header_mod.bits_per_symbol(),
bits_per_payload_sym=payload_mod.bits_per_symbol(),
scramble_header=True,
)
self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len, header_mod.base(), occupied_carriers, pilot_carriers, pilot_symbols
)
self.forward_OOB = forward_OOB = [
0.40789374966665903,
3.2351160543115207,
11.253435139165413,
22.423991613997735,
27.99555756436666,
22.423991613997735,
11.253435139165425,
3.235116054311531,
0.40789374966666014,
]
self.feedback_OOB = feedback_OOB = [
1.0,
6.170110168740749,
16.888669609673336,
26.73762881119027,
26.75444043101795,
17.322358010203928,
7.091659316015212,
1.682084643429639,
0.17795354282083842,
]
self.cp_len_0 = cp_len_0 = fft_len / 4
self.cp_len = cp_len = fft_len / 4
self.active_carriers = active_carriers = len(occupied_carriers[0]) + 4
##################################################
# Blocks
##################################################
self.ofdm_tools_clipper_0 = ofdm_tools.clipper_cc(clipping_factor)
self.iir_filter_xxx_1 = filter.iir_filter_ccd((forward_OOB), (feedback_OOB), False)
self.fft_vxx_txpath = fft.fft_vcc(fft_len, False, (()), True, 1)
self.fft_vxx_2_rxpath = fft.fft_vcc(fft_len, True, (), True, 1)
self.fft_vxx_1_rxpath = fft.fft_vcc(fft_len, True, (()), True, 1)
self.digital_packet_headerparser_b_rxpath = digital.packet_headerparser_b(header_formatter.base())
self.digital_packet_headergenerator_bb_txpath = digital.packet_headergenerator_bb(
header_formatter.formatter(), "packet_len"
)
self.digital_ofdm_sync_sc_cfb_rxpath = digital.ofdm_sync_sc_cfb(fft_len, fft_len / 4, False)
self.digital_ofdm_serializer_vcc_payload_rxpath = digital.ofdm_serializer_vcc(
fft_len, occupied_carriers, length_tag_key, packet_length_tag_key, 1, "", True
)
self.digital_ofdm_serializer_vcc_header_rxpath = digital.ofdm_serializer_vcc(
fft_len, occupied_carriers, length_tag_key, "", 0, "", True
)
self.digital_ofdm_frame_equalizer_vcvc_2_rxpath = digital.ofdm_frame_equalizer_vcvc(
payload_equalizer.base(), cp_len, length_tag_key, True, 0
)
self.digital_ofdm_frame_equalizer_vcvc_1_rxpath = digital.ofdm_frame_equalizer_vcvc(
header_equalizer.base(), cp_len, length_tag_key, True, 1
)
self.digital_ofdm_cyclic_prefixer_txpath = digital.ofdm_cyclic_prefixer(
fft_len, fft_len + cp_len, rolloff, packet_length_tag_key
)
(self.digital_ofdm_cyclic_prefixer_txpath).set_min_output_buffer(24000)
self.digital_ofdm_chanest_vcvc_rxpath = digital.ofdm_chanest_vcvc((sync_word1), (sync_word2), 1, 0, 3, False)
self.digital_ofdm_carrier_allocator_cvc_txpath = digital.ofdm_carrier_allocator_cvc(
fft_len, occupied_carriers, pilot_carriers, pilot_symbols, (sync_word1, sync_word2), packet_length_tag_key
)
(self.digital_ofdm_carrier_allocator_cvc_txpath).set_min_output_buffer(16000)
self.digital_header_payload_demux_rxpath = digital.header_payload_demux(
3, fft_len, cp_len, length_tag_key, "", True, gr.sizeof_gr_complex, "rx_time", samp_rate, ()
)
self.digital_crc32_bb_txpath = digital.crc32_bb(False, packet_length_tag_key)
self.digital_crc32_bb_rxpath = digital.crc32_bb(True, packet_length_tag_key)
self.digital_constellation_decoder_cb_1_rxpath = digital.constellation_decoder_cb(payload_mod.base())
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(header_mod.base())
self.digital_chunks_to_symbols_x_txpath = digital.chunks_to_symbols_bc((payload_mod.points()), 1)
self.digital_chunks_to_symbols_txpath = digital.chunks_to_symbols_bc((header_mod.points()), 1)
self.digital_additive_scrambler_bb_txpath_0 = digital.additive_scrambler_bb(
0x8A, 0x7F, 7, 0, bits_per_byte=8, reset_tag_key=self.packet_length_tag_key
)
self.digital_additive_scrambler_bb_rxpath_0 = digital.additive_scrambler_bb(
0x8A, 0x7F, 7, 0, bits_per_byte=8, reset_tag_key=self.packet_length_tag_key
)
self.blocks_tagged_stream_mux_txpath = blocks.tagged_stream_mux(
gr.sizeof_gr_complex * 1, packet_length_tag_key, 0
)
(self.blocks_tagged_stream_mux_txpath).set_min_output_buffer(16000)
self.blocks_tag_gate_txpath = blocks.tag_gate(gr.sizeof_gr_complex * 1, False)
self.blocks_repack_bits_bb_txpath = blocks.repack_bits_bb(
8, payload_mod.bits_per_symbol(), packet_length_tag_key, False
)
self.blocks_repack_bits_bb_rxpath = blocks.repack_bits_bb(
payload_mod.bits_per_symbol(), 8, packet_length_tag_key, True
)
self.blocks_multiply_xx_rxpath = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((0.01,))
self.blocks_delay_rxpath = blocks.delay(gr.sizeof_gr_complex * 1, fft_len + fft_len / 4)
self.blks2_selector_0_2 = grc_blks2.selector(
item_size=gr.sizeof_gr_complex * 1, num_inputs=2, num_outputs=1, input_index=clipper_mode, output_index=0
)
self.blks2_selector_0_1 = grc_blks2.selector(
item_size=gr.sizeof_char * 1, num_inputs=2, num_outputs=1, input_index=scramble_mode, output_index=0
)
self.blks2_selector_0_0_0 = grc_blks2.selector(
item_size=gr.sizeof_char * 1, num_inputs=2, num_outputs=1, input_index=scramble_mode, output_index=0
)
self.blks2_selector_0_0 = grc_blks2.selector(
item_size=gr.sizeof_char * 1, num_inputs=2, num_outputs=1, input_index=crc_mode, output_index=0
)
self.blks2_selector_0 = grc_blks2.selector(
item_size=gr.sizeof_char * 1, num_inputs=2, num_outputs=1, input_index=crc_mode, output_index=0
)
self.blks2_selector_0_2_0 = grc_blks2.selector(
item_size=gr.sizeof_gr_complex * 1, num_inputs=2, num_outputs=1, input_index=filter_mode, output_index=0
)
self.analog_frequency_modulator_fc_rxpath = analog.frequency_modulator_fc(-2.0 / fft_len)
self.analog_agc2_xx_0 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0.set_max_gain(65536)
##################################################
# Connections
##################################################
self.connect((self.digital_ofdm_sync_sc_cfb_rxpath, 0), (self.analog_frequency_modulator_fc_rxpath, 0))
self.connect((self.analog_agc2_xx_0, 0), (self.digital_ofdm_sync_sc_cfb_rxpath, 0))
self.connect((self.analog_agc2_xx_0, 0), (self.blocks_delay_rxpath, 0))
self.connect((self.digital_packet_headergenerator_bb_txpath, 0), (self.digital_chunks_to_symbols_txpath, 0))
self.connect((self.blocks_repack_bits_bb_txpath, 0), (self.digital_chunks_to_symbols_x_txpath, 0))
self.connect((self.digital_chunks_to_symbols_txpath, 0), (self.blocks_tagged_stream_mux_txpath, 0))
self.connect((self.digital_chunks_to_symbols_x_txpath, 0), (self.blocks_tagged_stream_mux_txpath, 1))
self.connect((self.digital_ofdm_cyclic_prefixer_txpath, 0), (self.blocks_tag_gate_txpath, 0))
self.connect((self.fft_vxx_txpath, 0), (self.digital_ofdm_cyclic_prefixer_txpath, 0))
self.connect((self.blocks_tagged_stream_mux_txpath, 0), (self.digital_ofdm_carrier_allocator_cvc_txpath, 0))
self.connect((self.digital_ofdm_carrier_allocator_cvc_txpath, 0), (self.fft_vxx_txpath, 0))
self.connect((self.digital_header_payload_demux_rxpath, 0), (self.fft_vxx_1_rxpath, 0))
self.connect((self.fft_vxx_1_rxpath, 0), (self.digital_ofdm_chanest_vcvc_rxpath, 0))
self.connect(
(self.digital_ofdm_frame_equalizer_vcvc_1_rxpath, 0), (self.digital_ofdm_serializer_vcc_header_rxpath, 0)
)
self.connect((self.digital_ofdm_chanest_vcvc_rxpath, 0), (self.digital_ofdm_frame_equalizer_vcvc_1_rxpath, 0))
self.connect((self.digital_header_payload_demux_rxpath, 1), (self.fft_vxx_2_rxpath, 0))
self.connect(
(self.digital_ofdm_frame_equalizer_vcvc_2_rxpath, 0), (self.digital_ofdm_serializer_vcc_payload_rxpath, 0)
)
self.connect((self.fft_vxx_2_rxpath, 0), (self.digital_ofdm_frame_equalizer_vcvc_2_rxpath, 0))
self.connect(
(self.digital_ofdm_serializer_vcc_payload_rxpath, 0), (self.digital_constellation_decoder_cb_1_rxpath, 0)
)
self.connect((self.digital_constellation_decoder_cb_1_rxpath, 0), (self.blocks_repack_bits_bb_rxpath, 0))
self.connect((self.digital_ofdm_serializer_vcc_header_rxpath, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.analog_frequency_modulator_fc_rxpath, 0), (self.blocks_multiply_xx_rxpath, 0))
self.connect((self.digital_ofdm_sync_sc_cfb_rxpath, 1), (self.digital_header_payload_demux_rxpath, 1))
self.connect((self.blocks_multiply_xx_rxpath, 0), (self.digital_header_payload_demux_rxpath, 0))
self.connect((self.blocks_delay_rxpath, 0), (self.blocks_multiply_xx_rxpath, 1))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_packet_headerparser_b_rxpath, 0))
self.connect((self, 0), (self.digital_crc32_bb_txpath, 0))
self.connect((self, 1), (self.analog_agc2_xx_0, 0))
self.connect((self.blocks_tag_gate_txpath, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self, 0), (self.blks2_selector_0, 0))
self.connect((self.digital_crc32_bb_txpath, 0), (self.blks2_selector_0, 1))
self.connect((self.blks2_selector_0_1, 0), (self.blocks_repack_bits_bb_txpath, 0))
self.connect((self.blks2_selector_0, 0), (self.digital_packet_headergenerator_bb_txpath, 0))
self.connect((self.blks2_selector_0, 0), (self.digital_additive_scrambler_bb_txpath_0, 0))
self.connect((self.digital_additive_scrambler_bb_txpath_0, 0), (self.blks2_selector_0_1, 1))
self.connect((self.blks2_selector_0, 0), (self.blks2_selector_0_1, 0))
self.connect((self.digital_crc32_bb_rxpath, 0), (self.blks2_selector_0_0, 1))
self.connect((self.digital_additive_scrambler_bb_rxpath_0, 0), (self.blks2_selector_0_0_0, 1))
self.connect((self.blocks_repack_bits_bb_rxpath, 0), (self.digital_additive_scrambler_bb_rxpath_0, 0))
self.connect((self.blocks_repack_bits_bb_rxpath, 0), (self.blks2_selector_0_0_0, 0))
self.connect((self.blks2_selector_0_0_0, 0), (self.digital_crc32_bb_rxpath, 0))
self.connect((self.blks2_selector_0_0_0, 0), (self.blks2_selector_0_0, 0))
self.connect((self.blks2_selector_0_0, 0), (self, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.ofdm_tools_clipper_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blks2_selector_0_2, 0))
self.connect(self.blks2_selector_0_2, self.iir_filter_xxx_1)
self.connect(self.blks2_selector_0_2, (self.blks2_selector_0_2_0, 0))
self.connect(self.iir_filter_xxx_1, (self.blks2_selector_0_2_0, 1))
self.connect(self.blks2_selector_0_2_0, (self, 1))
self.connect((self.ofdm_tools_clipper_0, 0), (self.blks2_selector_0_2, 1))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(
self.digital_packet_headerparser_b_rxpath,
"header_data",
self.digital_header_payload_demux_rxpath,
"header_data",
)