def __init__(self, options):
gr.top_block.__init__(self)
# Input Data File
TX_input_file = "TX_Input_Data"
_TX_input_file = "TX_Input_Data"
# TX_input_file = "Ding_Dong2.wma"
# _TX_input_file = 'Ding_Dong2.wma'
TX_source_data = gr.file_source(gr.sizeof_char, TX_input_file)
TX_Input_filesize = os.stat(_TX_input_file).st_size
# RX_output_file = "RX_output_test_file"
# _RX_output_file = 'RX_output_test_file'
# RX_file_sink = gr.file_sink(gr.sizeof_char, RX_output_file)
# RX_output_filesize = os.stat(_RX_output_file).st_size
# Source block
# frame = ((+1+0j),(+1+0j),(+1+0j),(+1+0j),(+1+0j),(+1+0j),(+1+0j),(+1+0j),(+1+0j),(+1+0j))
zeros10 = (0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
zeros20 = zeros10 + zeros10
zeros40 = zeros20 + zeros20
frame_pad223 = zeros40 + zeros40 + zeros40 + zeros40 + zeros40 + zeros20 + (0x0, 0x0, 0x0)
frame_pad219 = (
zeros40 + zeros40 + zeros40 + zeros40 + zeros40 + zeros10 + (0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
)
frame_pad215 = zeros40 + zeros40 + zeros40 + zeros40 + zeros40 + zeros10 + (0x0, 0x0, 0x0, 0x0, 0x0)
frame_pad183 = zeros40 + zeros40 + zeros40 + zeros40 + zeros20 + (0x0, 0x0, 0x0)
frame_pad179 = zeros40 + zeros40 + zeros40 + zeros40 + zeros10 + (0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
data12 = (0xD, 0xE, 0xA, 0xD, 0xB, 0xE, 0xE, 0xF, 0xD, 0x0, 0x0, 0xD)
data40 = data12 + data12 + data12 + (0xD, 0xE, 0xA, 0xD)
data10 = (0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9)
data223 = data40 + data40 + data40 + data40 + data40 + data10 + data10 + (0xA, 0xB, 0xC)
data219 = data40 + data40 + data40 + data40 + data40 + data10 + (0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8)
data183 = data40 + data40 + data40 + data40 + data10 + data10 + (0x0, 0x1, 0x2)
# src = frame_pad + data + data + data + data + frame_pad
# src = frame_pad + frame_pad + data + data + data + data + data + data + data + data + data + data+ data + frame_pad + frame_pad
# src = frame_pad215+data219+frame_pad219
# 10 frames
# src = frame_pad215+frame_pad219+data219+data219+data219+data219+data219+data219+frame_pad219+frame_pad219
# 20 frames
# src = frame_pad215+frame_pad219+data219+data219+data219+data219+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+frame_pad219+frame_pad219
# 8 frames
# src = frame_pad215+frame_pad219+data219+data219+data219+data219+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+data219+data219
# src = src+frame_pad219+frame_pad219
# 50 frames
# 8 frames
src = frame_pad179 + frame_pad183 + data183 + data183 + data183 + data183 + data183 + data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
# src = src+data183+data183
src = src + frame_pad183 + frame_pad183
# 50 frames
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# print len(src)
# print len(data)
# data = data + data + data + data
# data = data + data + data + data + data + data + data + data + data + data + data + data + data + data
# data = (0xd, 0xe, 0xa, 0xd, 0xb, 0xe, 0xe, 0xf, 0xd, 0x0)
# self.source = gr.vector_source_b(src)
# self.source = gr.vector_source_b(frame_pad)
# CRC TX block
# self.crctx = crc.crctx()
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# print len(src)
# print len(data)
# data = data + data + data + data
# data = data + data + data + data + data + data + data + data + data + data + data + data + data + data
# data = (0xd, 0xe, 0xa, 0xd, 0xb, 0xe, 0xe, 0xf, 0xd, 0x0)
# self.source = gr.vector_source_b(src)
# self.source = gr.vector_source_b(frame_pad)
# CRC TX block
# self.crctx = crc.crctx()
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# src = src + src
# print len(src)
# print len(data)
# data = data + data + data + data
# data = data + data + data + data + data + data + data + data + data + data + data + data + data + data
# data = (0xd, 0xe, 0xa, 0xd, 0xb, 0xe, 0xe, 0xf, 0xd, 0x0)
# self.source = gr.vector_source_b(src)
# self.source = gr.vector_source_b(frame_pad)
# CRC TX block
self.crctx = crc.crctx(TX_Input_filesize)
# RS encoding
self.encoder = rscoding_bb.encode_bb()
# Spreader
self.spreader = spreader.spreader_bc()
# Preamble insert block
self.inserter = correlator_cc.preamble_insert_cc()
# Printer block
self.printer = print_bb.print_bb()
# Sink block
symbol_rate = 500000 # Work-around to get the modulation's bits_per_symbol
self.sink = uhd_transmitter(options.args, symbol_rate, 2, options.tx_freq, 30, options.spec, "TX/RX", 1)
# options.verbose)
options.samples_per_symbol = self.sink._sps
ntaps = 11 * int(options.samples_per_symbol)
self.rrc_taps = gr.firdes.root_raised_cosine(1.0, 1000000, symbol_rate, 1.0, ntaps)
self.rrc_filter = gr.interp_fir_filter_ccf(1, self.rrc_taps)
# Connect the blocks
# self.connect(self.source, self.inserter)
# self.connect(self.inserter, self.sink)
# self.connect(self.source, self.spreader)
self.connect(TX_source_data, self.crctx)
# self.connect(self.crctx, self.printer)
# self.connect(self.printer, self.encoder)
self.connect(self.crctx, self.encoder)
self.connect(self.encoder, self.spreader)
# self.connect(self.source, self.spreader)
self.connect(self.spreader, self.inserter)
# self.connect(self.inserter, self.rrc_filter)
# self.connect(self.rrc_filter, self.sink)
self.connect(self.inserter, self.sink)
def __init__(self, options):
gr.top_block.__init__(self)
if(options.tx_freq is not None):
symbol_rate = 500000
self.sink = uhd_transmitter(options.args, symbol_rate,
2,
options.tx_freq, 30,
options.spec, "TX/RX",
1)
options.samples_per_symbol = self.sink._sps
elif(options.to_file is not None):
sys.stderr.write(("Saving samples to '%s'.\n\n" % (options.to_file)))
self.sink = gr.file_sink(gr.sizeof_gr_complex, options.to_file)
else:
sys.stderr.write("No sink defined, dumping samples to null sink.\n\n")
self.sink = gr.null_sink(gr.sizeof_gr_complex)
# Packetizer
self.packettx = packetizer.packet_source()
# CRC TX block
self.crctx = crc.crctx(0)
# RS encoding
self.encoder = rscoding_bb.encode_bb()
# Spreader
self.spreader = spreader.spreader_bc()
# Preamble insert block
self.inserter = correlator_cc.preamble_insert_cc()
# Printer block
self.printer = print_bb.print_bb()
ntaps = 11 * int(options.samples_per_symbol)
self.rrc_taps = gr.firdes.root_raised_cosine(
1.0,
1000000,
symbol_rate,
1.0,
ntaps)
self.rrc_filter = gr.interp_fir_filter_ccf(1, self.rrc_taps)
# Connect the blocks
#self.connect(self.source, self.inserter)
#self.connect(self.inserter, self.sink)
#self.connect(self.source, self.spreader)
#self.connect(TX_source_data, self.crctx)
self.connect(self.packettx, self.crctx)
#self.connect(self.crctx, self.printer)
#self.connect(self.printer, self.encoder)
self.connect(self.crctx, self.encoder)
self.connect(self.encoder, self.spreader)
#self.connect(self.source, self.spreader)
self.connect(self.spreader, self.inserter)
#self.connect(self.inserter, self.rrc_filter)
#self.connect(self.rrc_filter, self.sink)
self.connect(self.inserter, self.sink)