From 958c9920a5f05c97952f72c93b2e9dca231cfb8b Mon Sep 17 00:00:00 2001 From: Nao Pross Date: Sat, 27 Nov 2021 19:57:03 +0100 Subject: Start access code cross correlation --- tests/correlator/acgen.py | 25 +++++++++++++++---------- 1 file changed, 15 insertions(+), 10 deletions(-) (limited to 'tests/correlator/acgen.py') diff --git a/tests/correlator/acgen.py b/tests/correlator/acgen.py index 5fbdbb4..4d18b92 100755 --- a/tests/correlator/acgen.py +++ b/tests/correlator/acgen.py @@ -7,13 +7,12 @@ # GNU Radio Python Flow Graph # Title: Access Code Symbols Generator # Author: Naoki Pross -# GNU Radio version: 3.9.2.0 +# GNU Radio version: 3.8.2.0 from gnuradio import blocks from gnuradio import digital from gnuradio import gr from gnuradio.filter import firdes -from gnuradio.fft import window import sys import signal from argparse import ArgumentParser @@ -21,21 +20,20 @@ from gnuradio.eng_arg import eng_float, intx from gnuradio import eng_notation - - class acgen(gr.top_block): def __init__(self): - gr.top_block.__init__(self, "Access Code Symbols Generator", catch_exceptions=True) + gr.top_block.__init__(self, "Access Code Symbols Generator") ################################################## # Variables ################################################## self.sps = sps = 4 self.samp_rate = samp_rate = 32000 + self.padding_zeros = padding_zeros = 10 self.excess_bw = excess_bw = 1 self.const = const = digital.constellation_qpsk().base() - self.access_code = access_code = [ 0xaa, 0xff, 0x0a ] + self.access_code = access_code = [ 0xaa, 0xff, 0xff ] ################################################## # Blocks @@ -47,9 +45,8 @@ class acgen(gr.top_block): pre_diff_code=True, excess_bw=excess_bw, verbose=False, - log=False, - truncate=False) - self.blocks_vector_source_x_0 = blocks.vector_source_b([0x00] * 10 + access_code * 10, False, 1, []) + log=False) + self.blocks_vector_source_x_0 = blocks.vector_source_b([0x00] * padding_zeros + access_code * 10, False, 1, []) self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*1, samp_rate,True) self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_gr_complex*1, 'acgen.dat', False) self.blocks_file_sink_0.set_unbuffered(False) @@ -77,6 +74,13 @@ class acgen(gr.top_block): self.samp_rate = samp_rate self.blocks_throttle_0.set_sample_rate(self.samp_rate) + def get_padding_zeros(self): + return self.padding_zeros + + def set_padding_zeros(self, padding_zeros): + self.padding_zeros = padding_zeros + self.blocks_vector_source_x_0.set_data([0x00] * self.padding_zeros + self.access_code * 10, []) + def get_excess_bw(self): return self.excess_bw @@ -94,7 +98,8 @@ class acgen(gr.top_block): def set_access_code(self, access_code): self.access_code = access_code - self.blocks_vector_source_x_0.set_data([0x00] * 10 + self.access_code * 10, []) + self.blocks_vector_source_x_0.set_data([0x00] * self.padding_zeros + self.access_code * 10, []) + -- cgit v1.2.1 From 9eb911230923e11773be422f76726dfbfad7e5bc Mon Sep 17 00:00:00 2001 From: Nao Pross Date: Sun, 28 Nov 2021 01:07:08 +0100 Subject: Delete acgen stuff, it was all wrong --- tests/correlator/acgen.py | 125 ---------------------------------------------- 1 file changed, 125 deletions(-) delete mode 100755 tests/correlator/acgen.py (limited to 'tests/correlator/acgen.py') diff --git a/tests/correlator/acgen.py b/tests/correlator/acgen.py deleted file mode 100755 index 4d18b92..0000000 --- a/tests/correlator/acgen.py +++ /dev/null @@ -1,125 +0,0 @@ -#!/usr/bin/env python3 -# -*- coding: utf-8 -*- - -# -# SPDX-License-Identifier: GPL-3.0 -# -# GNU Radio Python Flow Graph -# Title: Access Code Symbols Generator -# Author: Naoki Pross -# GNU Radio version: 3.8.2.0 - -from gnuradio import blocks -from gnuradio import digital -from gnuradio import gr -from gnuradio.filter import firdes -import sys -import signal -from argparse import ArgumentParser -from gnuradio.eng_arg import eng_float, intx -from gnuradio import eng_notation - - -class acgen(gr.top_block): - - def __init__(self): - gr.top_block.__init__(self, "Access Code Symbols Generator") - - ################################################## - # Variables - ################################################## - self.sps = sps = 4 - self.samp_rate = samp_rate = 32000 - self.padding_zeros = padding_zeros = 10 - self.excess_bw = excess_bw = 1 - self.const = const = digital.constellation_qpsk().base() - self.access_code = access_code = [ 0xaa, 0xff, 0xff ] - - ################################################## - # Blocks - ################################################## - self.digital_constellation_modulator_0 = digital.generic_mod( - constellation=const, - differential=False, - samples_per_symbol=sps, - pre_diff_code=True, - excess_bw=excess_bw, - verbose=False, - log=False) - self.blocks_vector_source_x_0 = blocks.vector_source_b([0x00] * padding_zeros + access_code * 10, False, 1, []) - self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*1, samp_rate,True) - self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_gr_complex*1, 'acgen.dat', False) - self.blocks_file_sink_0.set_unbuffered(False) - - - - ################################################## - # Connections - ################################################## - self.connect((self.blocks_throttle_0, 0), (self.digital_constellation_modulator_0, 0)) - self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_throttle_0, 0)) - self.connect((self.digital_constellation_modulator_0, 0), (self.blocks_file_sink_0, 0)) - - - def get_sps(self): - return self.sps - - def set_sps(self, sps): - self.sps = sps - - def get_samp_rate(self): - return self.samp_rate - - def set_samp_rate(self, samp_rate): - self.samp_rate = samp_rate - self.blocks_throttle_0.set_sample_rate(self.samp_rate) - - def get_padding_zeros(self): - return self.padding_zeros - - def set_padding_zeros(self, padding_zeros): - self.padding_zeros = padding_zeros - self.blocks_vector_source_x_0.set_data([0x00] * self.padding_zeros + self.access_code * 10, []) - - def get_excess_bw(self): - return self.excess_bw - - def set_excess_bw(self, excess_bw): - self.excess_bw = excess_bw - - def get_const(self): - return self.const - - def set_const(self, const): - self.const = const - - def get_access_code(self): - return self.access_code - - def set_access_code(self, access_code): - self.access_code = access_code - self.blocks_vector_source_x_0.set_data([0x00] * self.padding_zeros + self.access_code * 10, []) - - - - - -def main(top_block_cls=acgen, options=None): - tb = top_block_cls() - - def sig_handler(sig=None, frame=None): - tb.stop() - tb.wait() - - sys.exit(0) - - signal.signal(signal.SIGINT, sig_handler) - signal.signal(signal.SIGTERM, sig_handler) - - tb.start() - - tb.wait() - - -if __name__ == '__main__': - main() -- cgit v1.2.1