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Adapt CW flowgraph to gr-soapy

This commit is contained in:
Manolis Surligas 2019-12-19 20:37:46 +02:00
parent 357e7a87a6
commit 86c3c3246a
3 changed files with 1193 additions and 4275 deletions
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5018
apps/flowgraphs/cw_decoder.grc
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447
apps/flowgraphs/satnogs_cw_decoder.py
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@ -1,54 +1,52 @@
#!/usr/bin/env python2
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
##################################################
#
# SPDX-License-Identifier: GPL-3.0
#
# GNU Radio Python Flow Graph
# Title: CW Decoder
# Author: Manolis Surligas (surligas@gmail.com)
# Description: A CW (Morse) Decoder
# GNU Radio version: 3.7.13.5
##################################################
# GNU Radio version: 3.8.0.0
from gnuradio import analog
from gnuradio import blocks
from gnuradio import eng_notation
from gnuradio import filter
from gnuradio import gr
from gnuradio.eng_option import eng_option
from gnuradio.filter import firdes
from gnuradio.filter import pfb
from optparse import OptionParser
from gnuradio import gr
import sys
import signal
from argparse import ArgumentParser
from gnuradio.eng_arg import eng_float, intx
from gnuradio import eng_notation
import math
import osmosdr
import satnogs
import time
import soapy
class satnogs_cw_decoder(gr.top_block):
def __init__(self, antenna=satnogs.not_set_antenna, bb_gain=satnogs.not_set_rx_bb_gain, bfo_freq=1e3, decoded_data_file_path='/tmp/.satnogs/data/data', dev_args=satnogs.not_set_dev_args, doppler_correction_per_sec=20, enable_iq_dump=0, file_path='test.txt', if_gain=satnogs.not_set_rx_if_gain, iq_file_path='/tmp/iq.dat', lo_offset=100e3, ppm=0, rf_gain=satnogs.not_set_rx_rf_gain, rigctl_port=4532, rx_freq=100e6, rx_sdr_device='usrpb200', samp_rate_rx=satnogs.not_set_samp_rate_rx, udp_IP='127.0.0.1', udp_port=16887, waterfall_file_path='/tmp/waterfall.dat', wpm=20):
def __init__(self, antenna='', bfo_freq=1e3, bw=0.0, decoded_data_file_path='/tmp/.satnogs/data/data', dev_args='', doppler_correction_per_sec=20, enable_iq_dump=0, file_path='test.wav', gain=0.0, iq_file_path='/tmp/iq.dat', lo_offset=100e3, rigctl_port=4532, rx_freq=100e6, samp_rate_rx=0.0, soapy_rx_device='driver=invalid', udp_IP='127.0.0.1', udp_port=16887, waterfall_file_path='/tmp/waterfall.dat', wpm=20):
gr.top_block.__init__(self, "CW Decoder")
##################################################
# Parameters
##################################################
self.antenna = antenna
self.bb_gain = bb_gain
self.bfo_freq = bfo_freq
self.bw = bw
self.decoded_data_file_path = decoded_data_file_path
self.dev_args = dev_args
self.doppler_correction_per_sec = doppler_correction_per_sec
self.enable_iq_dump = enable_iq_dump
self.file_path = file_path
self.if_gain = if_gain
self.gain = gain
self.iq_file_path = iq_file_path
self.lo_offset = lo_offset
self.ppm = ppm
self.rf_gain = rf_gain
self.rigctl_port = rigctl_port
self.rx_freq = rx_freq
self.rx_sdr_device = rx_sdr_device
self.samp_rate_rx = samp_rate_rx
self.soapy_rx_device = soapy_rx_device
self.udp_IP = udp_IP
self.udp_port = udp_port
self.waterfall_file_path = waterfall_file_path
@ -64,49 +62,144 @@ class satnogs_cw_decoder(gr.top_block):
##################################################
# Blocks
##################################################
self.satnogs_waterfall_sink_0 = satnogs.waterfall_sink(audio_samp_rate, 0.0, 10, 1024, waterfall_file_path, 1)
self.soapy_source_0 = None
if "custom" == 'custom':
dev = soapy_rx_device
else:
dev = 'driver=' + "custom"
if "custom" == 'sdrplay':
f = 'if_mode=' + "Zero-IF" + ',' + 'agc_setpoint=' + str("-30") + ',' + 'biasT_ctrl=' + "True".lower() + ',' + 'rfnotch_ctrl=' + "False".lower() + ',' + 'dabnotch_ctrl=' + "False".lower() + ',' + str(dev_args)
f = f.replace('\"', '')
f = f.replace("\\'", '')
f = f.strip(',')
self.soapy_source_0 = soapy.source(1, dev, f, samp_rate_rx, "fc32")
else:
self.soapy_source_0 = soapy.source(1, dev, dev_args, samp_rate_rx, "fc32")
if 0 != 0:
self.soapy_source_0.set_master_clock_rate(0)
if len('') > 0:
self.soapy_source_0.set_clock_source('')
# Set up dc offsets
if "custom" != 'uhd':
if (self.soapy_source_0.hasDCOffset(0)):
self.soapy_source_0.set_dc_offset(0,0,False == 'True')
if (self.soapy_source_0.hasDCOffset(1)):
self.soapy_source_0.set_dc_offset(1,0,False == 'True')
# Setup IQ Balance
if "custom" != 'uhd':
if (self.soapy_source_0.hasIQBalance(0)):
self.soapy_source_0.set_iq_balance(0,0)
if (self.soapy_source_0.hasIQBalance(1)):
self.soapy_source_0.set_iq_balance(1,0)
# Setup Frequency correction
if (self.soapy_source_0.hasFrequencyCorrection(0)):
self.soapy_source_0.set_frequency_correction(0,0)
if (self.soapy_source_0.hasFrequencyCorrection(1)):
self.soapy_source_0.set_frequency_correction(1,0)
self.soapy_source_0.set_gain_mode(0,False)
self.soapy_source_0.set_gain_mode(1,False)
self.soapy_source_0.set_frequency(0, rx_freq - lo_offset)
self.soapy_source_0.set_frequency(1, 0)
# Made antenna sanity check more generic
antList = self.soapy_source_0.listAntennas(0)
if len(antList) > 1:
# If we have more than 1 possible antenna
if len(antenna) == 0 or antenna not in antList:
print("ERROR: Please define ant0 to an allowed antenna name.")
strAntList = str(antList).lstrip('(').rstrip(')').rstrip(',')
print("Allowed antennas: " + strAntList)
exit(0)
self.soapy_source_0.set_antenna(0,antenna)
if 1 > 1:
antList = self.soapy_source_0.listAntennas(1)
# If we have more than 1 possible antenna
if len(antList) > 1:
if len('RX2') == 0 or 'RX2' not in antList:
print("ERROR: Please define ant1 to an allowed antenna name.")
strAntList = str(antList).lstrip('(').rstrip(')').rstrip(',')
print("Allowed antennas: " + strAntList)
exit(0)
self.soapy_source_0.set_antenna(1,'RX2')
self.soapy_source_0.set_overall_gain(0,gain, False )
self.soapy_source_0.set_overall_gain(1,10, True )
# Prevent some weird double-gain setting issues for systems with an overall_gain setting
# noticed weird behavior with uhd
if "custom" == 'uhd' or "custom" == 'sidekiq' or "custom" == 'bladerf' or "custom" == 'lime':
self.soapy_source_0.set_gain(0,"PGA", 24, False )
self.soapy_source_0.set_gain(1,"PGA", 24, True )
else:
if "custom" == 'custom':
# If we're here and we're custom, let's still call overall gain
self.soapy_source_0.set_overall_gain(0,gain, False )
self.soapy_source_0.set_overall_gain(1,10, True )
self.soapy_source_0.set_gain(0,"LNA", 10, False )
self.soapy_source_0.set_gain(1,"LNA", 10, True )
self.soapy_source_0.set_gain(0,"TIA", 0, False )
self.soapy_source_0.set_gain(1,"TIA", 0, True )
self.soapy_source_0.set_gain(0,"MIX", 10, False )
self.soapy_source_0.set_gain(1,"MIX", 10, True )
self.soapy_source_0.set_gain(0,"VGA", 10, False )
self.soapy_source_0.set_gain(1,"VGA", 10, True )
# Only rtl-sdr uses TUNER, so just ch0
self.soapy_source_0.set_gain(0,"TUNER", 10, False )
# Only hackrf uses "AMP", so just ch0
self.soapy_source_0.set_gain(0,"AMP", 0, False )
# Only sdrplay uses IFGR so just ch0 for each
self.soapy_source_0.set_gain(0,"IFGR", 59, False )
self.soapy_source_0.set_gain(0,"RFGR", 9, False )
self.satnogs_waterfall_sink_0 = satnogs.waterfall_sink(audio_samp_rate, rx_freq, 10, 1024, waterfall_file_path, 1)
self.satnogs_udp_msg_sink_0_0 = satnogs.udp_msg_sink(udp_IP, udp_port, 1500)
self.satnogs_tcp_rigctl_msg_source_0 = satnogs.tcp_rigctl_msg_source("127.0.0.1", rigctl_port, False, int(1000.0/doppler_correction_per_sec) + 1, 1500)
self.satnogs_ogg_encoder_0 = satnogs.ogg_encoder(file_path, audio_samp_rate, 1.0)
self.satnogs_morse_decoder_0 = satnogs.morse_decoder(ord('#'), 3)
self.satnogs_iq_sink_0 = satnogs.iq_sink(16768, iq_file_path, False, enable_iq_dump)
self.satnogs_iq_sink_0 = satnogs.iq_sink(16768, iq_file_path, False, 1)
self.satnogs_frame_file_sink_0_0 = satnogs.frame_file_sink(decoded_data_file_path, 0)
self.satnogs_cw_to_symbol_0 = satnogs.cw_to_symbol(audio_samp_rate/10.0, 2.0, 0.90, wpm, dot_samples/dec)
self.satnogs_coarse_doppler_correction_cc_0 = satnogs.coarse_doppler_correction_cc(rx_freq, satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx))
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(
audio_samp_rate/satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx),
taps=None,
flt_size=32)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
self.osmosdr_source_0 = osmosdr.source( args="numchan=" + str(1) + " " + satnogs.handle_rx_dev_args(rx_sdr_device, dev_args) )
self.osmosdr_source_0.set_sample_rate(satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx))
self.osmosdr_source_0.set_center_freq(rx_freq - lo_offset, 0)
self.osmosdr_source_0.set_freq_corr(ppm, 0)
self.osmosdr_source_0.set_dc_offset_mode(2, 0)
self.osmosdr_source_0.set_iq_balance_mode(0, 0)
self.osmosdr_source_0.set_gain_mode(False, 0)
self.osmosdr_source_0.set_gain(satnogs.handle_rx_rf_gain(rx_sdr_device, rf_gain), 0)
self.osmosdr_source_0.set_if_gain(satnogs.handle_rx_if_gain(rx_sdr_device, if_gain), 0)
self.osmosdr_source_0.set_bb_gain(satnogs.handle_rx_bb_gain(rx_sdr_device, bb_gain), 0)
self.osmosdr_source_0.set_antenna(satnogs.handle_rx_antenna(rx_sdr_device, antenna), 0)
self.osmosdr_source_0.set_bandwidth(satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx), 0)
self.low_pass_filter_0_0_0 = filter.fir_filter_ccf(1, firdes.low_pass(
1, audio_samp_rate, 2500, 0.8e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0_0 = filter.fir_filter_ccf(10, firdes.low_pass(
1, audio_samp_rate, 2500, 0.4e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0 = filter.fir_filter_ccf(1, firdes.low_pass(
1, audio_samp_rate/10, 200, 0.1e3, firdes.WIN_HAMMING, 6.76))
self.fir_filter_xxx_0 = filter.fir_filter_ccc(1, ([1.0] * (int(dot_samples)/dec)))
self.satnogs_doppler_compensation_0 = satnogs.doppler_compensation(samp_rate_rx, rx_freq, lo_offset, audio_samp_rate, 1)
self.satnogs_cw_to_symbol_1 = satnogs.cw_to_symbol(audio_samp_rate/10, 2.0, 0.9, wpm, dot_samples//dec)
self.low_pass_filter_0_0 = filter.fir_filter_ccf(
1,
firdes.low_pass(
1,
audio_samp_rate,
3000,
1e3,
firdes.WIN_HAMMING,
6.76))
self.low_pass_filter_0 = filter.fir_filter_ccf(
1,
firdes.low_pass(
1,
audio_samp_rate/10,
200,
0.1e3,
firdes.WIN_HAMMING,
6.76))
self.fir_filter_xxx_0 = filter.fir_filter_ccc(1, [1.0] * int(dot_samples//dec))
self.fir_filter_xxx_0.declare_sample_delay(0)
self.blocks_rotator_cc_0 = blocks.rotator_cc(-2.0 * math.pi * (lo_offset / satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx)))
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_rotator_cc_0_0 = blocks.rotator_cc(2.0 * math.pi * (bfo_freq / audio_samp_rate))
self.blocks_multiply_conjugate_cc_0 = blocks.multiply_conjugate_cc(1)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex*1, int(dot_samples)/dec)
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(gr.sizeof_gr_complex*1, 10)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex*1, int(dot_samples//dec))
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1)
self.analog_sig_source_x_0 = analog.sig_source_c(audio_samp_rate, analog.GR_COS_WAVE, bfo_freq, 1, 0)
self.analog_pll_carriertracking_cc_0 = analog.pll_carriertracking_cc(2*math.pi/100, 2*math.pi*2500, -2*math.pi*2500)
self.analog_agc2_xx_0_0 = analog.agc2_cc(0.01, 0.001, 0.015, 0.0)
self.analog_agc2_xx_0_0.set_max_gain(65536)
@ -118,52 +211,49 @@ class satnogs_cw_decoder(gr.top_block):
##################################################
# Connections
##################################################
self.msg_connect((self.satnogs_cw_to_symbol_0, 'out'), (self.satnogs_morse_decoder_0, 'in'))
self.msg_connect((self.satnogs_cw_to_symbol_1, 'out'), (self.satnogs_morse_decoder_0, 'in'))
self.msg_connect((self.satnogs_morse_decoder_0, 'out'), (self.satnogs_frame_file_sink_0_0, 'frame'))
self.msg_connect((self.satnogs_morse_decoder_0, 'out'), (self.satnogs_udp_msg_sink_0_0, 'in'))
self.msg_connect((self.satnogs_tcp_rigctl_msg_source_0, 'freq'), (self.satnogs_coarse_doppler_correction_cc_0, 'freq'))
self.msg_connect((self.satnogs_tcp_rigctl_msg_source_0, 'freq'), (self.satnogs_doppler_compensation_0, 'doppler'))
self.connect((self.analog_agc2_xx_0, 0), (self.low_pass_filter_0_0, 0))
self.connect((self.analog_agc2_xx_0_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.analog_agc2_xx_0_0, 0), (self.blocks_rotator_cc_0_0, 0))
self.connect((self.analog_pll_carriertracking_cc_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_complex_to_mag_0, 0), (self.satnogs_cw_to_symbol_0, 0))
self.connect((self.blocks_complex_to_mag_0, 0), (self.satnogs_cw_to_symbol_1, 0))
self.connect((self.blocks_complex_to_real_0, 0), (self.satnogs_ogg_encoder_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_conjugate_cc_0, 1))
self.connect((self.blocks_keep_one_in_n_0, 0), (self.analog_pll_carriertracking_cc_0, 0))
self.connect((self.blocks_multiply_conjugate_cc_0, 0), (self.fir_filter_xxx_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.blocks_rotator_cc_0, 0), (self.satnogs_coarse_doppler_correction_cc_0, 0))
self.connect((self.blocks_rotator_cc_0_0, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.fir_filter_xxx_0, 0), (self.blocks_complex_to_mag_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.blocks_delay_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.blocks_multiply_conjugate_cc_0, 0))
self.connect((self.low_pass_filter_0_0, 0), (self.analog_pll_carriertracking_cc_0, 0))
self.connect((self.low_pass_filter_0_0_0, 0), (self.analog_agc2_xx_0_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.blocks_rotator_cc_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.analog_agc2_xx_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.low_pass_filter_0_0_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.satnogs_iq_sink_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0), (self.satnogs_waterfall_sink_0, 0))
self.connect((self.satnogs_coarse_doppler_correction_cc_0, 0), (self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.low_pass_filter_0_0, 0), (self.analog_agc2_xx_0_0, 0))
self.connect((self.low_pass_filter_0_0, 0), (self.blocks_keep_one_in_n_0, 0))
self.connect((self.satnogs_doppler_compensation_0, 0), (self.analog_agc2_xx_0, 0))
self.connect((self.satnogs_doppler_compensation_0, 0), (self.satnogs_iq_sink_0, 0))
self.connect((self.satnogs_doppler_compensation_0, 0), (self.satnogs_waterfall_sink_0, 0))
self.connect((self.soapy_source_0, 0), (self.satnogs_doppler_compensation_0, 0))
def get_antenna(self):
return self.antenna
def set_antenna(self, antenna):
self.antenna = antenna
self.osmosdr_source_0.set_antenna(satnogs.handle_rx_antenna(self.rx_sdr_device, self.antenna), 0)
def get_bb_gain(self):
return self.bb_gain
def set_bb_gain(self, bb_gain):
self.bb_gain = bb_gain
self.osmosdr_source_0.set_bb_gain(satnogs.handle_rx_bb_gain(self.rx_sdr_device, self.bb_gain), 0)
self.soapy_source_0.set_antenna(0,self.antenna)
def get_bfo_freq(self):
return self.bfo_freq
def set_bfo_freq(self, bfo_freq):
self.bfo_freq = bfo_freq
self.analog_sig_source_x_0.set_frequency(self.bfo_freq)
self.blocks_rotator_cc_0_0.set_phase_inc(2.0 * math.pi * (self.bfo_freq / self.audio_samp_rate))
def get_bw(self):
return self.bw
def set_bw(self, bw):
self.bw = bw
self.soapy_source_0.set_bandwidth(0,self.bw)
def get_decoded_data_file_path(self):
return self.decoded_data_file_path
@ -195,40 +285,26 @@ class satnogs_cw_decoder(gr.top_block):
def set_file_path(self, file_path):
self.file_path = file_path
def get_if_gain(self):
return self.if_gain
def get_gain(self):
return self.gain
def set_if_gain(self, if_gain):
self.if_gain = if_gain
self.osmosdr_source_0.set_if_gain(satnogs.handle_rx_if_gain(self.rx_sdr_device, self.if_gain), 0)
def set_gain(self, gain):
self.gain = gain
self.soapy_source_0.set_overall_gain(0,self.gain, False )
def get_iq_file_path(self):
return self.iq_file_path
def set_iq_file_path(self, iq_file_path):
self.iq_file_path = iq_file_path
self.satnogs_iq_sink_0.open(self.iq_file_path)
def get_lo_offset(self):
return self.lo_offset
def set_lo_offset(self, lo_offset):
self.lo_offset = lo_offset
self.osmosdr_source_0.set_center_freq(self.rx_freq - self.lo_offset, 0)
self.blocks_rotator_cc_0.set_phase_inc(-2.0 * math.pi * (self.lo_offset / satnogs.handle_samp_rate_rx(self.rx_sdr_device, self.samp_rate_rx)))
def get_ppm(self):
return self.ppm
def set_ppm(self, ppm):
self.ppm = ppm
self.osmosdr_source_0.set_freq_corr(self.ppm, 0)
def get_rf_gain(self):
return self.rf_gain
def set_rf_gain(self, rf_gain):
self.rf_gain = rf_gain
self.osmosdr_source_0.set_gain(satnogs.handle_rx_rf_gain(self.rx_sdr_device, self.rf_gain), 0)
self.soapy_source_0.set_frequency(0, self.rx_freq - self.lo_offset)
def get_rigctl_port(self):
return self.rigctl_port
@ -241,32 +317,19 @@ class satnogs_cw_decoder(gr.top_block):
def set_rx_freq(self, rx_freq):
self.rx_freq = rx_freq
self.satnogs_coarse_doppler_correction_cc_0.set_new_freq_locked(self.rx_freq)
self.osmosdr_source_0.set_center_freq(self.rx_freq - self.lo_offset, 0)
def get_rx_sdr_device(self):
return self.rx_sdr_device
def set_rx_sdr_device(self, rx_sdr_device):
self.rx_sdr_device = rx_sdr_device
self.pfb_arb_resampler_xxx_0.set_rate(self.audio_samp_rate/satnogs.handle_samp_rate_rx(self.rx_sdr_device, self.samp_rate_rx))
self.osmosdr_source_0.set_sample_rate(satnogs.handle_samp_rate_rx(self.rx_sdr_device, self.samp_rate_rx))
self.osmosdr_source_0.set_gain(satnogs.handle_rx_rf_gain(self.rx_sdr_device, self.rf_gain), 0)
self.osmosdr_source_0.set_if_gain(satnogs.handle_rx_if_gain(self.rx_sdr_device, self.if_gain), 0)
self.osmosdr_source_0.set_bb_gain(satnogs.handle_rx_bb_gain(self.rx_sdr_device, self.bb_gain), 0)
self.osmosdr_source_0.set_antenna(satnogs.handle_rx_antenna(self.rx_sdr_device, self.antenna), 0)
self.osmosdr_source_0.set_bandwidth(satnogs.handle_samp_rate_rx(self.rx_sdr_device, self.samp_rate_rx), 0)
self.blocks_rotator_cc_0.set_phase_inc(-2.0 * math.pi * (self.lo_offset / satnogs.handle_samp_rate_rx(self.rx_sdr_device, self.samp_rate_rx)))
self.soapy_source_0.set_frequency(0, self.rx_freq - self.lo_offset)
def get_samp_rate_rx(self):
return self.samp_rate_rx
def set_samp_rate_rx(self, samp_rate_rx):
self.samp_rate_rx = samp_rate_rx
self.pfb_arb_resampler_xxx_0.set_rate(self.audio_samp_rate/satnogs.handle_samp_rate_rx(self.rx_sdr_device, self.samp_rate_rx))
self.osmosdr_source_0.set_sample_rate(satnogs.handle_samp_rate_rx(self.rx_sdr_device, self.samp_rate_rx))
self.osmosdr_source_0.set_bandwidth(satnogs.handle_samp_rate_rx(self.rx_sdr_device, self.samp_rate_rx), 0)
self.blocks_rotator_cc_0.set_phase_inc(-2.0 * math.pi * (self.lo_offset / satnogs.handle_samp_rate_rx(self.rx_sdr_device, self.samp_rate_rx)))
def get_soapy_rx_device(self):
return self.soapy_rx_device
def set_soapy_rx_device(self, soapy_rx_device):
self.soapy_rx_device = soapy_rx_device
def get_udp_IP(self):
return self.udp_IP
@ -299,103 +362,103 @@ class satnogs_cw_decoder(gr.top_block):
def set_audio_samp_rate(self, audio_samp_rate):
self.audio_samp_rate = audio_samp_rate
self.set_dot_samples(int((1.2 / self.wpm) / (1.0 / (self.audio_samp_rate / 10.0))))
self.pfb_arb_resampler_xxx_0.set_rate(self.audio_samp_rate/satnogs.handle_samp_rate_rx(self.rx_sdr_device, self.samp_rate_rx))
self.low_pass_filter_0_0_0.set_taps(firdes.low_pass(1, self.audio_samp_rate, 2500, 0.8e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0_0.set_taps(firdes.low_pass(1, self.audio_samp_rate, 2500, 0.4e3, firdes.WIN_HAMMING, 6.76))
self.blocks_rotator_cc_0_0.set_phase_inc(2.0 * math.pi * (self.bfo_freq / self.audio_samp_rate))
self.low_pass_filter_0.set_taps(firdes.low_pass(1, self.audio_samp_rate/10, 200, 0.1e3, firdes.WIN_HAMMING, 6.76))
self.analog_sig_source_x_0.set_sampling_freq(self.audio_samp_rate)
self.low_pass_filter_0_0.set_taps(firdes.low_pass(1, self.audio_samp_rate, 3000, 1e3, firdes.WIN_HAMMING, 6.76))
def get_dot_samples(self):
return self.dot_samples
def set_dot_samples(self, dot_samples):
self.dot_samples = dot_samples
self.fir_filter_xxx_0.set_taps(([1.0] * (int(self.dot_samples)/self.dec)))
self.blocks_delay_0.set_dly(int(self.dot_samples)/self.dec)
self.blocks_delay_0.set_dly(int(self.dot_samples//self.dec))
self.fir_filter_xxx_0.set_taps([1.0] * int(self.dot_samples//self.dec))
def get_dec(self):
return self.dec
def set_dec(self, dec):
self.dec = dec
self.fir_filter_xxx_0.set_taps(([1.0] * (int(self.dot_samples)/self.dec)))
self.blocks_delay_0.set_dly(int(self.dot_samples)/self.dec)
self.blocks_delay_0.set_dly(int(self.dot_samples//self.dec))
self.fir_filter_xxx_0.set_taps([1.0] * int(self.dot_samples//self.dec))
def argument_parser():
description = 'A CW (Morse) Decoder'
parser = OptionParser(usage="%prog: [options]", option_class=eng_option, description=description)
parser.add_option(
"", "--antenna", dest="antenna", type="string", default=satnogs.not_set_antenna,
help="Set antenna [default=%default]")
parser.add_option(
"", "--bb-gain", dest="bb_gain", type="eng_float", default=eng_notation.num_to_str(satnogs.not_set_rx_bb_gain),
help="Set bb_gain [default=%default]")
parser.add_option(
"", "--bfo-freq", dest="bfo_freq", type="eng_float", default=eng_notation.num_to_str(1e3),
help="Set bfo_freq [default=%default]")
parser.add_option(
"", "--decoded-data-file-path", dest="decoded_data_file_path", type="string", default='/tmp/.satnogs/data/data',
help="Set decoded_data_file_path [default=%default]")
parser.add_option(
"", "--dev-args", dest="dev_args", type="string", default=satnogs.not_set_dev_args,
help="Set dev_args [default=%default]")
parser.add_option(
"", "--doppler-correction-per-sec", dest="doppler_correction_per_sec", type="intx", default=20,
help="Set doppler_correction_per_sec [default=%default]")
parser.add_option(
"", "--enable-iq-dump", dest="enable_iq_dump", type="intx", default=0,
help="Set enable_iq_dump [default=%default]")
parser.add_option(
"", "--file-path", dest="file_path", type="string", default='test.txt',
help="Set file_path [default=%default]")
parser.add_option(
"", "--if-gain", dest="if_gain", type="eng_float", default=eng_notation.num_to_str(satnogs.not_set_rx_if_gain),
help="Set if_gain [default=%default]")
parser.add_option(
"", "--iq-file-path", dest="iq_file_path", type="string", default='/tmp/iq.dat',
help="Set iq_file_path [default=%default]")
parser.add_option(
"", "--lo-offset", dest="lo_offset", type="eng_float", default=eng_notation.num_to_str(100e3),
help="Set lo_offset [default=%default]")
parser.add_option(
"", "--ppm", dest="ppm", type="intx", default=0,
help="Set ppm [default=%default]")
parser.add_option(
"", "--rf-gain", dest="rf_gain", type="eng_float", default=eng_notation.num_to_str(satnogs.not_set_rx_rf_gain),
help="Set rf_gain [default=%default]")
parser.add_option(
"", "--rigctl-port", dest="rigctl_port", type="intx", default=4532,
help="Set rigctl_port [default=%default]")
parser.add_option(
"", "--rx-freq", dest="rx_freq", type="eng_float", default=eng_notation.num_to_str(100e6),
help="Set rx_freq [default=%default]")
parser.add_option(
"", "--rx-sdr-device", dest="rx_sdr_device", type="string", default='usrpb200',
help="Set rx_sdr_device [default=%default]")
parser.add_option(
"", "--samp-rate-rx", dest="samp_rate_rx", type="eng_float", default=eng_notation.num_to_str(satnogs.not_set_samp_rate_rx),
help="Set samp_rate_rx [default=%default]")
parser.add_option(
"", "--udp-IP", dest="udp_IP", type="string", default='127.0.0.1',
help="Set udp_IP [default=%default]")
parser.add_option(
"", "--udp-port", dest="udp_port", type="intx", default=16887,
help="Set udp_port [default=%default]")
parser.add_option(
"", "--waterfall-file-path", dest="waterfall_file_path", type="string", default='/tmp/waterfall.dat',
help="Set waterfall_file_path [default=%default]")
parser.add_option(
"", "--wpm", dest="wpm", type="intx", default=20,
help="Set wpm [default=%default]")
parser = ArgumentParser(description=description)
parser.add_argument(
"--antenna", dest="antenna", type=str, default='',
help="Set antenna [default=%(default)r]")
parser.add_argument(
"--bfo-freq", dest="bfo_freq", type=eng_float, default="1.0k",
help="Set bfo_freq [default=%(default)r]")
parser.add_argument(
"--bw", dest="bw", type=eng_float, default="0.0",
help="Set Bandwidth [default=%(default)r]")
parser.add_argument(
"--decoded-data-file-path", dest="decoded_data_file_path", type=str, default='/tmp/.satnogs/data/data',
help="Set decoded_data_file_path [default=%(default)r]")
parser.add_argument(
"--dev-args", dest="dev_args", type=str, default='',
help="Set Device arguments [default=%(default)r]")
parser.add_argument(
"--doppler-correction-per-sec", dest="doppler_correction_per_sec", type=intx, default=20,
help="Set doppler_correction_per_sec [default=%(default)r]")
parser.add_argument(
"--enable-iq-dump", dest="enable_iq_dump", type=intx, default=0,
help="Set enable_iq_dump [default=%(default)r]")
parser.add_argument(
"--file-path", dest="file_path", type=str, default='test.wav',
help="Set file_path [default=%(default)r]")
parser.add_argument(
"--gain", dest="gain", type=eng_float, default="0.0",
help="Set gain [default=%(default)r]")
parser.add_argument(
"--iq-file-path", dest="iq_file_path", type=str, default='/tmp/iq.dat',
help="Set iq_file_path [default=%(default)r]")
parser.add_argument(
"--lo-offset", dest="lo_offset", type=eng_float, default="100.0k",
help="Set lo_offset [default=%(default)r]")
parser.add_argument(
"--rigctl-port", dest="rigctl_port", type=intx, default=4532,
help="Set rigctl_port [default=%(default)r]")
parser.add_argument(
"--rx-freq", dest="rx_freq", type=eng_float, default="100.0M",
help="Set rx_freq [default=%(default)r]")
parser.add_argument(
"--samp-rate-rx", dest="samp_rate_rx", type=eng_float, default="0.0",
help="Set Device Sampling rate [default=%(default)r]")
parser.add_argument(
"--soapy-rx-device", dest="soapy_rx_device", type=str, default='driver=invalid',
help="Set soapy_rx_device [default=%(default)r]")
parser.add_argument(
"--udp-IP", dest="udp_IP", type=str, default='127.0.0.1',
help="Set udp_IP [default=%(default)r]")
parser.add_argument(
"--udp-port", dest="udp_port", type=intx, default=16887,
help="Set udp_port [default=%(default)r]")
parser.add_argument(
"--waterfall-file-path", dest="waterfall_file_path", type=str, default='/tmp/waterfall.dat',
help="Set waterfall_file_path [default=%(default)r]")
parser.add_argument(
"--wpm", dest="wpm", type=intx, default=20,
help="Set wpm [default=%(default)r]")
return parser
def main(top_block_cls=satnogs_cw_decoder, options=None):
if options is None:
options, _ = argument_parser().parse_args()
options = argument_parser().parse_args()
tb = top_block_cls(antenna=options.antenna, bfo_freq=options.bfo_freq, bw=options.bw, decoded_data_file_path=options.decoded_data_file_path, dev_args=options.dev_args, doppler_correction_per_sec=options.doppler_correction_per_sec, enable_iq_dump=options.enable_iq_dump, file_path=options.file_path, gain=options.gain, iq_file_path=options.iq_file_path, lo_offset=options.lo_offset, rigctl_port=options.rigctl_port, rx_freq=options.rx_freq, samp_rate_rx=options.samp_rate_rx, soapy_rx_device=options.soapy_rx_device, udp_IP=options.udp_IP, udp_port=options.udp_port, waterfall_file_path=options.waterfall_file_path, wpm=options.wpm)
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 = top_block_cls(antenna=options.antenna, bb_gain=options.bb_gain, bfo_freq=options.bfo_freq, decoded_data_file_path=options.decoded_data_file_path, dev_args=options.dev_args, doppler_correction_per_sec=options.doppler_correction_per_sec, enable_iq_dump=options.enable_iq_dump, file_path=options.file_path, if_gain=options.if_gain, iq_file_path=options.iq_file_path, lo_offset=options.lo_offset, ppm=options.ppm, rf_gain=options.rf_gain, rigctl_port=options.rigctl_port, rx_freq=options.rx_freq, rx_sdr_device=options.rx_sdr_device, samp_rate_rx=options.samp_rate_rx, udp_IP=options.udp_IP, udp_port=options.udp_port, waterfall_file_path=options.waterfall_file_path, wpm=options.wpm)
tb.start()
tb.wait()

3
grc/satnogs_cw_to_symbol.block.yml
View File

@ -33,6 +33,7 @@ inputs:
- domain: message
id: act_threshold
optional: true
outputs:
- domain: message
@ -40,7 +41,7 @@ outputs:
templates:
imports: import satnogs
make: satnogs.cw_to_symbol(${sampling_rate}, ${threshold}, ${conf_level}, ${wpm}, ${hysteresis})
make: satnogs.cw_to_symbol(${samp_rate}, ${threshold}, ${conf_level}, ${wpm}, ${hysteresis})
callbacks:
- set_act_threshold(${threshold})