From 977f732b4da0f1507d783c315c589aa237aa7dfd Mon Sep 17 00:00:00 2001 From: Manolis Surligas Date: Wed, 18 Dec 2019 20:27:41 +0200 Subject: [PATCH] Adapt BPSK AX.25 flowgraph to gr-soapy --- apps/flowgraphs/bpsk_ax25.grc | 5098 +++++--------------------- apps/flowgraphs/satnogs_bpsk_ax25.py | 472 ++- 2 files changed, 1262 insertions(+), 4308 deletions(-) diff --git a/apps/flowgraphs/bpsk_ax25.grc b/apps/flowgraphs/bpsk_ax25.grc index 91acedc..83f127a 100644 --- a/apps/flowgraphs/bpsk_ax25.grc +++ b/apps/flowgraphs/bpsk_ax25.grc @@ -1,4109 +1,989 @@ - - - - Thu Aug 9 19:37:02 2018 - - options - - author - Manolis Surligas (surligas@gmail.com), Patrick Dohmen (DL4PD) - - - window_size - 2*1080,1080 - - - category - [GRC Hier Blocks] - - - comment - - - - description - BPSK AX.25 decoder - - - _enabled - True - - - _coordinate - (8, 20) - - - _rotation - 0 - - - generate_options - no_gui - - - hier_block_src_path - .: - - - id - satnogs_bpsk_ax25 - - - max_nouts - 0 - - - qt_qss_theme - - - - realtime_scheduling - - - - run_command - {python} -u {filename} - - - run_options - run - - - run - True - - - sizing_mode - fixed - - - thread_safe_setters - - - - title - satnogs_bpsk_ax25 - - - placement - (0,0) - - - - variable - - comment - - - - _enabled - True - - - _coordinate - (662, 722) - - - _rotation - 0 - - - id - audio_samp_rate - - - value - 48000 - - - - variable_constellation - - comment - - - - const_points - [-1-1j, -1+1j, 1+1j, 1-1j] - - - type - bpsk - - - dims - 1 - - - _enabled - True - - - _coordinate - (343, 969) - - - _rotation - 0 - - - id - bpsk_constellation - - - rot_sym - 4 - - - soft_dec_lut - None - - - precision - 8 - - - sym_map - [0, 1, 3, 2] - - - - variable - - comment - - - - _enabled - True - - - _coordinate - (183, 969) - - - _rotation - 0 - - - id - nfilts - - - value - 32 - - - - variable - - comment - - - - _enabled - True - - - _coordinate - (31, 969) - - - _rotation - 0 - - - id - rrc_taps - - - value - firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), excess_bw, 11*sps*nfilts) - - - - variable - - comment - - - - _enabled - True - - - _coordinate - (271, 969) - - - _rotation - 0 - - - id - sps - - - value - 4 - - - - variable_ax25_decoder - - comment - - - - _enabled - True - - - descrambling - True - - - _coordinate - (1276, 690) - - - _rotation - 0 - - - id - variable_ax25_decoder_0 - - - value - 'ok' - - - frame_len - 512 - - - crc_check - True - - - promisc - True - - - addr - 'GND' - - - ssid - 0 - - - - variable_ax25_decoder - - comment - - - - _enabled - True - - - descrambling - False - - - _coordinate - (1436, 690) - - - _rotation - 0 - - - id - variable_ax25_decoder_0_0 - - - value - 'ok' - - - frame_len - 512 - - - crc_check - True - - - promisc - True - - - addr - 'GND' - - - ssid - 0 - - - - analog_agc2_xx - - attack_rate - 1e-3 - - - alias - - - - comment - - - - affinity - - - - decay_rate - 1e-3 - - - _enabled - 1 - - - _coordinate - (718, 275) - - - _rotation - 0 - - - gain - 1.0 - - - id - analog_agc2_xx_0 - - - max_gain - 65536 - - - maxoutbuf - 0 - - - minoutbuf - 0 - - - reference - 0.5 - - - type - complex - - - - analog_agc2_xx - - attack_rate - 0.01 - - - alias - - - - comment - - - - affinity - - - - decay_rate - 0.001 - - - _enabled - 1 - - - _coordinate - (957, 139) - - - _rotation - 0 - - - gain - 1.0 - - - id - analog_agc2_xx_0_0 - - - max_gain - 65536 - - - maxoutbuf - 0 - - - minoutbuf - 0 - - - reference - 0.015 - - - type - complex - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (279, 722) - - - _rotation - 0 - - - id - antenna - - - label - - - - short_id - - - - hide - none - - - type - string - - - value - satnogs.not_set_antenna - - - - parameter - - alias - - - - comment - SDR RX sampling rate - - - _enabled - True - - - _coordinate - (582, 809) - - - _rotation - 0 - - - id - baudrate - - - label - - - - short_id - - - - hide - none - - - type - eng_float - - - value - 9600.0 - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (199, 722) - - - _rotation - 0 - - - id - bb_gain - - - label - - - - short_id - - - - hide - none - - - type - eng_float - - - value - satnogs.not_set_rx_bb_gain - - - - blocks_complex_to_real - - alias - - - - comment - - - - affinity - - - - _enabled - True - - - _coordinate - (1500, 175) - - - _rotation - 0 - - - id - blocks_complex_to_real_0 - - - maxoutbuf - 0 - - - minoutbuf - 0 - - - vlen - 1 - - - - blocks_rotator_cc - - alias - - - - comment - - - - affinity - - - - _enabled - True - - - _coordinate - (448, 372) - - - _rotation - 0 - - - id - blocks_rotator_cc_0 - - - maxoutbuf - 0 - - - minoutbuf - 0 - - - phase_inc - -2.0 * math.pi * (lo_offset / satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx)) - - - - blocks_rotator_cc - - alias - - - - comment - Add a frequency offset of 1200 Hz -to move the audio - a bit higher than 0. - - - affinity - - - - _enabled - True - - - _coordinate - (1308, 171) - - - _rotation - 0 - - - id - blocks_rotator_cc_0_0 - - - maxoutbuf - 0 - - - minoutbuf - 0 - - - phase_inc - 2.0 * math.pi * (1200.0 / audio_samp_rate) - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (39, 889) - - - _rotation - 0 - - - id - decoded_data_file_path - - - label - - - - short_id - - - - hide - none - - - type - string - - - value - /tmp/.satnogs/data/data - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (478, 642) - - - _rotation - 0 - - - id - dev_args - - - label - - - - short_id - - - - hide - none - - - type - string - - - value - satnogs.not_set_dev_args - - - - digital_constellation_receiver_cb - - alias - - - - comment - - - - constellation - bpsk_constellation - - - affinity - - - - _enabled - 1 - - - _coordinate - (1627, 502) - - - _rotation - 180 - - - id - digital_constellation_receiver_cb_0 - - - loop_bw - 2.0 * math.pi/100.0 - - - maxoutbuf - 0 - - - fmax - 0.25 - - - minoutbuf - 0 - - - fmin - -0.25 - - - showports - True - - - - digital_costas_loop_cc - - alias - - - - comment - - - - affinity - - - - _enabled - 1 - - - _coordinate - (1364, 279) - - - _rotation - 0 - - - id - digital_costas_loop_cc_0_0 - - - w - 2.0 * math.pi / 100.0 - - - maxoutbuf - 0 - - - minoutbuf - 0 - - - order - 2 - - - use_snr - True - - - - digital_pfb_clock_sync_xxx - - alias - - - - comment - - - - affinity - - - - _enabled - 1 - - - filter_size - nfilts - - - _coordinate - (1619, 283) - - - _rotation - 0 - - - id - digital_pfb_clock_sync_xxx_0 - - - init_phase - nfilts/2 - - - loop_bw - 2.0 * math.pi/100.0 - - - maxoutbuf - 0 - - - max_dev - 1.5 - - - minoutbuf - 0 - - - osps - 1 - - - sps - sps - - - taps - rrc_taps - - - type - ccf - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (39, 642) - - - _rotation - 0 - - - id - doppler_correction_per_sec - - - label - - - - short_id - - - - hide - none - - - type - intx - - - value - 1000 - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (359, 722) - - - _rotation - 0 - - - id - enable_iq_dump - - - label - - - - short_id - - - - hide - none - - - type - intx - - - value - 0 - - - - parameter - - alias - - - - comment - The BPSK excess bandwidth setup. -Used in filtering. - - - _enabled - True - - - _coordinate - (726, 809) - - - _rotation - 0 - - - id - excess_bw - - - label - - - - short_id - - - - hide - none - - - type - eng_float - - - value - 0.35 - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (175, 801) - - - _rotation - 180 - - - id - file_path - - - label - - - - short_id - - - - hide - none - - - type - string - - - value - test.wav - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (119, 722) - - - _rotation - 0 - - - id - if_gain - - - label - - - - short_id - - - - hide - none - - - type - eng_float - - - value - satnogs.not_set_rx_if_gain - - - - import - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (7, 187) - - - _rotation - 0 - - - id - import_0 - - - import - import math - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (470, 722) - - - _rotation - 0 - - - id - iq_file_path - - - label - - - - short_id - - - - hide - none - - - type - string - - - value - /tmp/iq.dat - - - - parameter - - alias - - - - comment - To avoid the SDR carrier at the DC -we shift the LO a little further - - - _enabled - True - - - _coordinate - (271, 801) - - - _rotation - 0 - - - id - lo_offset - - - label - - - - short_id - - - - hide - none - - - type - eng_float - - - value - 100e3 - - - - low_pass_filter - - beta - 6.76 - - - alias - - - - comment - - - - affinity - - - - cutoff_freq - ((1.0 + excess_bw) * baudrate/2.0) + min(baudrate, abs(max_cfo)) - - - decim - 1 - - - _enabled - 1 - - - type - fir_filter_ccf - - - _coordinate - (1117, 259) - - - _rotation - 0 - - - gain - 1 - - - id - low_pass_filter_0 - - - interp - 1 - - - maxoutbuf - 0 - - - minoutbuf - 0 - - - samp_rate - sps*baudrate - - - width - baudrate / 10.0 - - - win - firdes.WIN_HAMMING - - - - low_pass_filter - - beta - 6.76 - - - alias - - - - comment - - - - affinity - - - - cutoff_freq - ((1.0 + excess_bw) * baudrate/2.0) + min(baudrate, abs(max_cfo)) - - - decim - 1 - - - _enabled - 1 - - - type - fir_filter_ccf - - - _coordinate - (1117, 123) - - - _rotation - 0 - - - gain - 1 - - - id - low_pass_filter_0_0 - - - interp - 1 - - - maxoutbuf - 0 - - - minoutbuf - 0 - - - samp_rate - audio_samp_rate - - - width - baudrate / 10.0 - - - win - firdes.WIN_HAMMING - - - - parameter - - alias - - - - comment - The maximum offset allowed from the carrier. -Used for filtering. Larger values allow decoding -of frames received of frequency, but degrades -reception performance. - - - _enabled - True - - - _coordinate - (582, 921) - - - _rotation - 0 - - - id - max_cfo - - - label - - - - short_id - - - - hide - none - - - type - eng_float - - - value - 1000.0 - - - - osmosdr_source - - alias - - - - ant0 - satnogs.handle_rx_antenna(rx_sdr_device, antenna) - - - bb_gain0 - satnogs.handle_rx_bb_gain(rx_sdr_device, bb_gain) - - - bw0 - satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx) - - - dc_offset_mode0 - 2 - - - corr0 - ppm - - - freq0 - rx_freq - lo_offset - - - gain_mode0 - False - - - if_gain0 - satnogs.handle_rx_if_gain(rx_sdr_device, if_gain) - - - iq_balance_mode0 - 0 - - - gain0 - satnogs.handle_rx_rf_gain(rx_sdr_device, rf_gain) - - - ant10 - - - - bb_gain10 - 20 - - - bw10 - 0 - - - dc_offset_mode10 - 0 - - - corr10 - 0 - - - freq10 - 100e6 - - - gain_mode10 - False - - - if_gain10 - 20 - - - iq_balance_mode10 - 0 - - - gain10 - 10 - - - ant11 - - - - bb_gain11 - 20 - - - bw11 - 0 - - - dc_offset_mode11 - 0 - - - corr11 - 0 - - - freq11 - 100e6 - - - gain_mode11 - False - - - if_gain11 - 20 - - - iq_balance_mode11 - 0 - - - gain11 - 10 - - - ant12 - - - - bb_gain12 - 20 - - - bw12 - 0 - - - dc_offset_mode12 - 0 - - - corr12 - 0 - - - freq12 - 100e6 - - - gain_mode12 - False - - - if_gain12 - 20 - - - iq_balance_mode12 - 0 - - - gain12 - 10 - - - ant13 - - - - bb_gain13 - 20 - - - bw13 - 0 - - - dc_offset_mode13 - 0 - - - corr13 - 0 - - - freq13 - 100e6 - - - gain_mode13 - False - - - if_gain13 - 20 - - - iq_balance_mode13 - 0 - - - gain13 - 10 - - - ant14 - - - - bb_gain14 - 20 - - - bw14 - 0 - - - dc_offset_mode14 - 0 - - - corr14 - 0 - - - freq14 - 100e6 - - - gain_mode14 - False - - - if_gain14 - 20 - - - iq_balance_mode14 - 0 - - - gain14 - 10 - - - ant15 - - - - bb_gain15 - 20 - - - bw15 - 0 - - - dc_offset_mode15 - 0 - - - corr15 - 0 - - - freq15 - 100e6 - - - gain_mode15 - False - - - if_gain15 - 20 - - - iq_balance_mode15 - 0 - - - gain15 - 10 - - - ant16 - - - - bb_gain16 - 20 - - - bw16 - 0 - - - dc_offset_mode16 - 0 - - - corr16 - 0 - - - freq16 - 100e6 - - - gain_mode16 - False - - - if_gain16 - 20 - - - iq_balance_mode16 - 0 - - - gain16 - 10 - - - ant17 - - - - bb_gain17 - 20 - - - bw17 - 0 - - - dc_offset_mode17 - 0 - - - corr17 - 0 - - - freq17 - 100e6 - - - gain_mode17 - False - - - if_gain17 - 20 - - - iq_balance_mode17 - 0 - - - gain17 - 10 - - - ant18 - - - - bb_gain18 - 20 - - - bw18 - 0 - - - dc_offset_mode18 - 0 - - - corr18 - 0 - - - freq18 - 100e6 - - - gain_mode18 - False - - - if_gain18 - 20 - - - iq_balance_mode18 - 0 - - - gain18 - 10 - - - ant19 - - - - bb_gain19 - 20 - - - bw19 - 0 - - - dc_offset_mode19 - 0 - - - corr19 - 0 - - - freq19 - 100e6 - - - gain_mode19 - False - - - if_gain19 - 20 - - - iq_balance_mode19 - 0 - - - gain19 - 10 - - - ant1 - - - - bb_gain1 - 20 - - - bw1 - 0 - - - dc_offset_mode1 - 0 - - - corr1 - 0 - - - freq1 - 100e6 - - - gain_mode1 - False - - - if_gain1 - 20 - - - iq_balance_mode1 - 0 - - - gain1 - 10 - - - ant20 - - - - bb_gain20 - 20 - - - bw20 - 0 - - - dc_offset_mode20 - 0 - - - corr20 - 0 - - - freq20 - 100e6 - - - gain_mode20 - False - - - if_gain20 - 20 - - - iq_balance_mode20 - 0 - - - gain20 - 10 - - - ant21 - - - - bb_gain21 - 20 - - - bw21 - 0 - - - dc_offset_mode21 - 0 - - - corr21 - 0 - - - freq21 - 100e6 - - - gain_mode21 - False - - - if_gain21 - 20 - - - iq_balance_mode21 - 0 - - - gain21 - 10 - - - ant22 - - - - bb_gain22 - 20 - - - bw22 - 0 - - - dc_offset_mode22 - 0 - - - corr22 - 0 - - - freq22 - 100e6 - - - gain_mode22 - False - - - if_gain22 - 20 - - - iq_balance_mode22 - 0 - - - gain22 - 10 - - - ant23 - - - - bb_gain23 - 20 - - - bw23 - 0 - - - dc_offset_mode23 - 0 - - - corr23 - 0 - - - freq23 - 100e6 - - - gain_mode23 - False - - - if_gain23 - 20 - - - iq_balance_mode23 - 0 - - - gain23 - 10 - - - ant24 - - - - bb_gain24 - 20 - - - bw24 - 0 - - - dc_offset_mode24 - 0 - - - corr24 - 0 - - - freq24 - 100e6 - - - gain_mode24 - False - - - if_gain24 - 20 - - - iq_balance_mode24 - 0 - - - gain24 - 10 - - - ant25 - - - - bb_gain25 - 20 - - - bw25 - 0 - - - dc_offset_mode25 - 0 - - - corr25 - 0 - - - freq25 - 100e6 - - - gain_mode25 - False - - - if_gain25 - 20 - - - iq_balance_mode25 - 0 - - - gain25 - 10 - - - ant26 - - - - bb_gain26 - 20 - - - bw26 - 0 - - - dc_offset_mode26 - 0 - - - corr26 - 0 - - - freq26 - 100e6 - - - gain_mode26 - False - - - if_gain26 - 20 - - - iq_balance_mode26 - 0 - - - gain26 - 10 - - - ant27 - - - - bb_gain27 - 20 - - - bw27 - 0 - - - dc_offset_mode27 - 0 - - - corr27 - 0 - - - freq27 - 100e6 - - - gain_mode27 - False - - - if_gain27 - 20 - - - iq_balance_mode27 - 0 - - - gain27 - 10 - - - ant28 - - - - bb_gain28 - 20 - - - bw28 - 0 - - - dc_offset_mode28 - 0 - - - corr28 - 0 - - - freq28 - 100e6 - - - gain_mode28 - False - - - if_gain28 - 20 - - - iq_balance_mode28 - 0 - - - gain28 - 10 - - - ant29 - - - - bb_gain29 - 20 - - - bw29 - 0 - - - dc_offset_mode29 - 0 - - - corr29 - 0 - - - freq29 - 100e6 - - - gain_mode29 - False - - - if_gain29 - 20 - - - iq_balance_mode29 - 0 - - - gain29 - 10 - - - ant2 - - - - bb_gain2 - 20 - - - bw2 - 0 - - - dc_offset_mode2 - 0 - - - corr2 - 0 - - - freq2 - 100e6 - - - gain_mode2 - False - - - if_gain2 - 20 - - - iq_balance_mode2 - 0 - - - gain2 - 10 - - - ant30 - - - - bb_gain30 - 20 - - - bw30 - 0 - - - dc_offset_mode30 - 0 - - - corr30 - 0 - - - freq30 - 100e6 - - - gain_mode30 - False - - - if_gain30 - 20 - - - iq_balance_mode30 - 0 - - - gain30 - 10 - - - ant31 - - - - bb_gain31 - 20 - - - bw31 - 0 - - - dc_offset_mode31 - 0 - - - corr31 - 0 - - - freq31 - 100e6 - - - gain_mode31 - False - - - if_gain31 - 20 - - - iq_balance_mode31 - 0 - - - gain31 - 10 - - - ant3 - - - - bb_gain3 - 20 - - - bw3 - 0 - - - dc_offset_mode3 - 0 - - - corr3 - 0 - - - freq3 - 100e6 - - - gain_mode3 - False - - - if_gain3 - 20 - - - iq_balance_mode3 - 0 - - - gain3 - 10 - - - ant4 - - - - bb_gain4 - 20 - - - bw4 - 0 - - - dc_offset_mode4 - 0 - - - corr4 - 0 - - - freq4 - 100e6 - - - gain_mode4 - False - - - if_gain4 - 20 - - - iq_balance_mode4 - 0 - - - gain4 - 10 - - - ant5 - - - - bb_gain5 - 20 - - - bw5 - 0 - - - dc_offset_mode5 - 0 - - - corr5 - 0 - - - freq5 - 100e6 - - - gain_mode5 - False - - - if_gain5 - 20 - - - iq_balance_mode5 - 0 - - - gain5 - 10 - - - ant6 - - - - bb_gain6 - 20 - - - bw6 - 0 - - - dc_offset_mode6 - 0 - - - corr6 - 0 - - - freq6 - 100e6 - - - gain_mode6 - False - - - if_gain6 - 20 - - - iq_balance_mode6 - 0 - - - gain6 - 10 - - - ant7 - - - - bb_gain7 - 20 - - - bw7 - 0 - - - dc_offset_mode7 - 0 - - - corr7 - 0 - - - freq7 - 100e6 - - - gain_mode7 - False - - - if_gain7 - 20 - - - iq_balance_mode7 - 0 - - - gain7 - 10 - - - ant8 - - - - bb_gain8 - 20 - - - bw8 - 0 - - - dc_offset_mode8 - 0 - - - corr8 - 0 - - - freq8 - 100e6 - - - gain_mode8 - False - - - if_gain8 - 20 - - - iq_balance_mode8 - 0 - - - gain8 - 10 - - - ant9 - - - - bb_gain9 - 20 - - - bw9 - 0 - - - dc_offset_mode9 - 0 - - - corr9 - 0 - - - freq9 - 100e6 - - - gain_mode9 - False - - - if_gain9 - 20 - - - iq_balance_mode9 - 0 - - - gain9 - 10 - - - comment - - - - affinity - - - - args - satnogs.handle_rx_dev_args(rx_sdr_device, dev_args) - - - _enabled - 1 - - - _coordinate - (216, 284) - - - _rotation - 0 - - - id - osmosdr_source_0 - - - maxoutbuf - 0 - - - clock_source0 - - - - time_source0 - - - - clock_source1 - - - - time_source1 - - - - clock_source2 - - - - time_source2 - - - - clock_source3 - - - - time_source3 - - - - clock_source4 - - - - time_source4 - - - - clock_source5 - - - - time_source5 - - - - clock_source6 - - - - time_source6 - - - - clock_source7 - - - - time_source7 - - - - minoutbuf - 0 - - - nchan - 1 - - - num_mboards - 1 - - - type - fc32 - - - sample_rate - satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx) - - - sync - - - - - pfb_arb_resampler_xxx - - alias - - - - comment - - - - affinity - - - - _enabled - True - - - _coordinate - (718, 147) - - - _rotation - 0 - - - id - pfb_arb_resampler_xxx_0 - - - maxoutbuf - 0 - - - minoutbuf - 0 - - - nfilts - 32 - - - rrate - audio_samp_rate/satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx) - - - samp_delay - 0 - - - atten - 80 - - - taps - - - - type - ccf - - - - pfb_arb_resampler_xxx - - alias - - - - comment - - - - affinity - - - - _enabled - True - - - _coordinate - (885, 283) - - - _rotation - 0 - - - id - pfb_arb_resampler_xxx_0_0 - - - maxoutbuf - 0 - - - minoutbuf - 0 - - - nfilts - 32 - - - rrate - (1.0 * sps*baudrate)/satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx) - - - samp_delay - 0 - - - atten - 80 - - - taps - - - - type - ccf - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (582, 722) - - - _rotation - 0 - - - id - ppm - - - label - - - - short_id - - - - hide - none - - - type - intx - - - value - 0 - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (39, 722) - - - _rotation - 0 - - - id - rf_gain - - - label - - - - short_id - - - - hide - none - - - type - eng_float - - - value - satnogs.not_set_rx_rf_gain - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (390, 642) - - - _rotation - 0 - - - id - rigctl_port - - - label - - - - short_id - - - - hide - none - - - type - intx - - - value - 4532 - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (311, 642) - - - _rotation - 0 - - - id - rx_freq - - - label - - - - short_id - - - - hide - none - - - type - eng_float - - - value - 100e6 - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (199, 642) - - - _rotation - 0 - - - id - rx_sdr_device - - - label - - - - short_id - - - - hide - none - - - type - string - - - value - usrpb200 - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (470, 809) - - - _rotation - 0 - - - id - samp_rate_rx - - - label - - - - short_id - - - - hide - none - - - type - eng_float - - - value - satnogs.not_set_samp_rate_rx - - - - satnogs_coarse_doppler_correction_cc - - alias - - - - comment - - - - affinity - - - - _enabled - True - - - _coordinate - (496, 184) - - - _rotation - 0 - - - id - satnogs_coarse_doppler_correction_cc_0 - - - maxoutbuf - 0 - - - minoutbuf - 0 - - - sampling_rate - satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx) - - - target_freq - rx_freq - - - - satnogs_frame_decoder - - alias - - - - comment - - - - affinity - - - - decoder_object - variable_ax25_decoder_0 - - - _enabled - True - - - _coordinate - (1332, 598) - - - _rotation - 180 - - - id - satnogs_frame_decoder_0_0 - - - itype - byte - - - maxoutbuf - 0 - - - minoutbuf - 0 - - - - satnogs_frame_decoder - - alias - - - - comment - - - - affinity - - - - decoder_object - variable_ax25_decoder_0_0 - - - _enabled - 1 - - - _coordinate - (1332, 510) - - - _rotation - 180 - - - id - satnogs_frame_decoder_0_0_0 - - - itype - byte - - - maxoutbuf - 0 - - - minoutbuf - 0 - - - - satnogs_frame_file_sink - - alias - - - - comment - - - - affinity - - - - _enabled - True - - - _coordinate - (997, 674) - - - _rotation - 180 - - - id - satnogs_frame_file_sink_0_1_0 - - - output_type - 0 - - - prefix_name - decoded_data_file_path - - - - satnogs_iq_sink - - append - False - - - alias - - - - comment - - - - affinity - - - - _enabled - True - - - filename - iq_file_path - - - _coordinate - (981, 11) - - - _rotation - 0 - - - id - satnogs_iq_sink_0 - - - scale - 16768 - - - status - enable_iq_dump - - - - satnogs_ogg_encoder - - alias - - - - comment - - - - affinity - - - - _enabled - True - - - filename - file_path - - - _coordinate - (1667, 155) - - - _rotation - 0 - - - id - satnogs_ogg_encoder_0 - - - quality - 1.0 - - - samp_rate - audio_samp_rate - - - - satnogs_tcp_rigctl_msg_source - - alias - - - - comment - - - - affinity - - - - _enabled - 1 - - - _coordinate - (215, 147) - - - _rotation - 0 - - - id - satnogs_tcp_rigctl_msg_source_0 - - - addr - "127.0.0.1" - - - mtu - 1500 - - - maxoutbuf - 0 - - - minoutbuf - 0 - - - mode - False - - - port - rigctl_port - - - interval - int(1.0/doppler_correction_per_sec) * 1000 + 1 - - - - satnogs_udp_msg_sink - - alias - - - - comment - - - - affinity - - - - _enabled - 1 - - - _coordinate - (997, 578) - - - _rotation - 180 - - - id - satnogs_udp_msg_sink_0_0 - - - addr - udp_IP - - - mtu - 1500 - - - port - udp_port - - - - satnogs_waterfall_sink - - alias - - - - center_freq - 0.0 - - - comment - - - - affinity - - - - _enabled - True - - - fft_size - 1024 - - - filename - waterfall_file_path - - - _coordinate - (710, 3) - - - _rotation - 180 - - - id - satnogs_waterfall_sink_0 - - - mode - 1 - - - pps - 10 - - - samp_rate - audio_samp_rate - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (662, 642) - - - _rotation - 0 - - - id - udp_IP - - - label - - - - short_id - - - - hide - none - - - type - string - - - value - 127.0.0.1 - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (566, 642) - - - _rotation - 0 - - - id - udp_port - - - label - - - - short_id - - - - hide - none - - - type - intx - - - value - 16887 - - - - parameter - - alias - - - - comment - - - - _enabled - True - - - _coordinate - (39, 801) - - - _rotation - 0 - - - id - waterfall_file_path - - - label - - - - short_id - - - - hide - none - - - type - string - - - value - /tmp/waterfall.dat - - - - analog_agc2_xx_0 - pfb_arb_resampler_xxx_0_0 - 0 - 0 - - - analog_agc2_xx_0_0 - low_pass_filter_0_0 - 0 - 0 - - - blocks_complex_to_real_0 - satnogs_ogg_encoder_0 - 0 - 0 - - - blocks_rotator_cc_0 - satnogs_coarse_doppler_correction_cc_0 - 0 - 0 - - - blocks_rotator_cc_0_0 - blocks_complex_to_real_0 - 0 - 0 - - - digital_constellation_receiver_cb_0 - satnogs_frame_decoder_0_0 - 0 - 0 - - - digital_constellation_receiver_cb_0 - satnogs_frame_decoder_0_0_0 - 0 - 0 - - - digital_costas_loop_cc_0_0 - digital_pfb_clock_sync_xxx_0 - 0 - 0 - - - digital_pfb_clock_sync_xxx_0 - digital_constellation_receiver_cb_0 - 0 - 0 - - - low_pass_filter_0 - digital_costas_loop_cc_0_0 - 0 - 0 - - - low_pass_filter_0_0 - blocks_rotator_cc_0_0 - 0 - 0 - - - osmosdr_source_0 - blocks_rotator_cc_0 - 0 - 0 - - - pfb_arb_resampler_xxx_0 - analog_agc2_xx_0_0 - 0 - 0 - - - pfb_arb_resampler_xxx_0 - satnogs_iq_sink_0 - 0 - 0 - - - pfb_arb_resampler_xxx_0 - satnogs_waterfall_sink_0 - 0 - 0 - - - pfb_arb_resampler_xxx_0_0 - low_pass_filter_0 - 0 - 0 - - - satnogs_coarse_doppler_correction_cc_0 - analog_agc2_xx_0 - 0 - 0 - - - satnogs_coarse_doppler_correction_cc_0 - pfb_arb_resampler_xxx_0 - 0 - 0 - - - satnogs_frame_decoder_0_0 - satnogs_frame_file_sink_0_1_0 - out - frame - - - satnogs_frame_decoder_0_0 - satnogs_udp_msg_sink_0_0 - out - in - - - satnogs_frame_decoder_0_0_0 - satnogs_frame_file_sink_0_1_0 - out - frame - - - satnogs_frame_decoder_0_0_0 - satnogs_udp_msg_sink_0_0 - out - in - - - satnogs_tcp_rigctl_msg_source_0 - satnogs_coarse_doppler_correction_cc_0 - freq - freq - - +options: + parameters: + author: Manolis Surligas (surligas@gmail.com), Patrick Dohmen (DL4PD) + category: '[GRC Hier Blocks]' + cmake_opt: '' + comment: '' + copyright: '' + description: BPSK AX.25 decoder + gen_cmake: 'On' + gen_linking: dynamic + generate_options: no_gui + hier_block_src_path: '.:' + id: satnogs_bpsk_ax25 + max_nouts: '0' + output_language: python + placement: (0,0) + qt_qss_theme: '' + realtime_scheduling: '' + run: 'True' + run_command: '{python} -u {filename}' + run_options: run + sizing_mode: fixed + thread_safe_setters: '' + title: satnogs_bpsk_ax25 + window_size: 2*1080,1080 + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [8, 20] + rotation: 0 + state: enabled + +blocks: +- name: audio_samp_rate + id: variable + parameters: + comment: '' + value: '48000' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1312, 20.0] + rotation: 0 + state: enabled +- name: bpsk_constellation + id: variable_constellation + parameters: + comment: '' + const_points: '[-1-1j, -1+1j, 1+1j, 1-1j]' + dims: '1' + precision: '8' + rot_sym: '4' + soft_dec_lut: None + sym_map: '[0, 1, 3, 2]' + type: bpsk + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [624, 964.0] + rotation: 0 + state: enabled +- name: decimation + id: variable + parameters: + comment: '' + value: satnogs.find_decimation(baudrate, 2, audio_samp_rate,sps) + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1120, 20.0] + rotation: 0 + state: true +- name: nfilts + id: variable + parameters: + comment: '' + value: '32' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [608, 828.0] + rotation: 0 + state: enabled +- name: rrc_taps + id: variable + parameters: + comment: '' + value: firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), excess_bw, 11*sps*nfilts) + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [872, 828.0] + rotation: 0 + state: enabled +- name: sps + id: variable + parameters: + comment: '' + value: '4' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [688, 828.0] + rotation: 0 + state: enabled +- name: variable_ax25_decoder_0 + id: variable_ax25_decoder + parameters: + addr: '''GND''' + comment: '' + crc_check: 'True' + descrambling: 'True' + frame_len: '512' + promisc: 'True' + ssid: '0' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1232, 796.0] + rotation: 0 + state: enabled +- name: variable_ax25_decoder_0_0 + id: variable_ax25_decoder + parameters: + addr: '''GND''' + comment: '' + crc_check: 'True' + descrambling: 'False' + frame_len: '512' + promisc: 'True' + ssid: '0' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1400, 796.0] + rotation: 0 + state: enabled +- name: analog_agc2_xx_0 + id: analog_agc2_xx + parameters: + affinity: '' + alias: '' + attack_rate: 1e-3 + comment: '' + decay_rate: 1e-3 + gain: '1.0' + max_gain: '65536' + maxoutbuf: '0' + minoutbuf: '0' + reference: '0.5' + type: complex + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [264, 428.0] + rotation: 0 + state: enabled +- name: analog_agc2_xx_0_0 + id: analog_agc2_xx + parameters: + affinity: '' + alias: '' + attack_rate: '0.01' + comment: '' + decay_rate: '0.001' + gain: '1.0' + max_gain: '65536' + maxoutbuf: '0' + minoutbuf: '0' + reference: '0.015' + type: complex + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [712, 428.0] + rotation: 0 + state: enabled +- name: antenna + id: parameter + parameters: + alias: '' + comment: '' + hide: none + label: '' + short_id: '' + type: str + value: '' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [808, 20.0] + rotation: 0 + state: enabled +- name: baudrate + id: parameter + parameters: + alias: '' + comment: '' + hide: none + label: '' + short_id: '' + type: eng_float + value: '9600.0' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1224, 20.0] + rotation: 0 + state: enabled +- name: blocks_complex_to_real_0 + id: blocks_complex_to_real + parameters: + affinity: '' + alias: '' + comment: '' + maxoutbuf: '0' + minoutbuf: '0' + vlen: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1312, 464.0] + rotation: 0 + state: enabled +- name: blocks_rotator_cc_0_0 + id: blocks_rotator_cc + parameters: + affinity: '' + alias: '' + comment: "Add a frequency offset of 1200 Hz \nto move the audio\n a bit higher\ + \ than 0." + maxoutbuf: '0' + minoutbuf: '0' + phase_inc: 2.0 * math.pi * (1200.0 / audio_samp_rate) + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1096, 460.0] + rotation: 0 + state: enabled +- name: bw + id: parameter + parameters: + alias: '' + comment: 'The bandwidth should configure RF filters on some devices. + + Set to 0.0 for automatic calculation.' + hide: none + label: Bandwidth + short_id: '' + type: eng_float + value: '0.0' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [960, 20.0] + rotation: 0 + state: enabled +- name: decoded_data_file_path + id: parameter + parameters: + alias: '' + comment: '' + hide: none + label: '' + short_id: '' + type: str + value: /tmp/.satnogs/data/data + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [-32, 908.0] + rotation: 0 + state: enabled +- name: dev_args + id: parameter + parameters: + alias: '' + comment: '' + hide: none + label: Device arguments + short_id: '' + type: str + value: '' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [360, 12.0] + rotation: 0 + state: enabled +- name: digital_constellation_receiver_cb_0 + id: digital_constellation_receiver_cb + parameters: + affinity: '' + alias: '' + comment: '' + constellation: bpsk_constellation + fmax: '0.25' + fmin: '-0.25' + loop_bw: 2.0 * math.pi/100.0 + maxoutbuf: '0' + minoutbuf: '0' + showports: 'True' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1064, 608.0] + rotation: 0 + state: enabled +- name: digital_costas_loop_cc_0_0 + id: digital_costas_loop_cc + parameters: + affinity: '' + alias: '' + comment: '' + maxoutbuf: '0' + minoutbuf: '0' + order: '2' + use_snr: 'True' + w: 2.0 * math.pi / 100.0 + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [592, 608.0] + rotation: 0 + state: enabled +- name: digital_pfb_clock_sync_xxx_0 + id: digital_pfb_clock_sync_xxx + parameters: + affinity: '' + alias: '' + comment: '' + filter_size: nfilts + init_phase: nfilts/2 + loop_bw: 2.0 * math.pi/100.0 + max_dev: '1.5' + maxoutbuf: '0' + minoutbuf: '0' + osps: '1' + sps: sps + taps: rrc_taps + type: ccf + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [808, 612.0] + rotation: 0 + state: enabled +- name: doppler_correction_per_sec + id: parameter + parameters: + alias: '' + comment: '' + hide: none + label: '' + short_id: '' + type: intx + value: '20' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [128, 908.0] + rotation: 0 + state: enabled +- name: enable_iq_dump + id: parameter + parameters: + alias: '' + comment: '' + hide: none + label: '' + short_id: '' + type: intx + value: '0' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [224, 828.0] + rotation: 0 + state: enabled +- name: excess_bw + id: parameter + parameters: + alias: '' + comment: 'The BPSK excess bandwidth setup. + + Used in filtering.' + hide: none + label: '' + short_id: '' + type: eng_float + value: '0.35' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [760, 828.0] + rotation: 0 + state: enabled +- name: file_path + id: parameter + parameters: + alias: '' + comment: '' + hide: none + label: '' + short_id: '' + type: str + value: test.wav + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [112, 828.0] + rotation: 180 + state: enabled +- name: gain + id: parameter + parameters: + alias: '' + comment: '' + hide: none + label: '' + short_id: '' + type: eng_float + value: '0.0' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [888, 20.0] + rotation: 0 + state: enabled +- name: import_0 + id: import + parameters: + alias: '' + comment: '' + imports: import math + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [7, 187] + rotation: 0 + state: enabled +- name: iq_file_path + id: parameter + parameters: + alias: '' + comment: '' + hide: none + label: '' + short_id: '' + type: str + value: /tmp/iq.dat + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [368, 828.0] + rotation: 0 + state: enabled +- name: lo_offset + id: parameter + parameters: + alias: '' + comment: 'To avoid the SDR carrier at the DC + + we shift the LO a little further' + hide: none + label: '' + short_id: '' + type: eng_float + value: 100e3 + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [728, 20.0] + rotation: 0 + state: enabled +- name: low_pass_filter_0 + id: low_pass_filter + parameters: + affinity: '' + alias: '' + beta: '6.76' + comment: '' + cutoff_freq: ((1.0 + excess_bw) * baudrate/2.0) + min(baudrate, abs(max_cfo)) + decim: decimation // sps + gain: '1' + interp: '1' + maxoutbuf: '0' + minoutbuf: '0' + samp_rate: baudrate*decimation + type: fir_filter_ccf + width: baudrate / 10.0 + win: firdes.WIN_HAMMING + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [408, 588.0] + rotation: 0 + state: enabled +- name: low_pass_filter_0_0 + id: low_pass_filter + parameters: + affinity: '' + alias: '' + beta: '6.76' + comment: '' + cutoff_freq: ((1.0 + excess_bw) * baudrate/2.0) + min(baudrate, abs(max_cfo)) + decim: '1' + gain: '1' + interp: '1' + maxoutbuf: '0' + minoutbuf: '0' + samp_rate: audio_samp_rate + type: fir_filter_ccf + width: baudrate / 10.0 + win: firdes.WIN_HAMMING + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [904, 412.0] + rotation: 0 + state: enabled +- name: max_cfo + id: parameter + parameters: + alias: '' + comment: "The maximum offset allowed from the carrier.\nUsed for filtering. Larger\ + \ values allow decoding\nof frames with large frequency drifts,\n but degrades\ + \ reception performance." + hide: none + label: '' + short_id: '' + type: eng_float + value: '1000.0' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [768, 948.0] + rotation: 0 + state: enabled +- name: pfb_arb_resampler_xxx_0 + id: pfb_arb_resampler_xxx + parameters: + affinity: '' + alias: '' + atten: '80' + comment: '' + maxoutbuf: '0' + minoutbuf: '0' + nfilts: '32' + rrate: audio_samp_rate/(baudrate*decimation) + samp_delay: '0' + taps: '' + type: ccf + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [464, 436.0] + rotation: 0 + state: enabled +- name: rigctl_port + id: parameter + parameters: + alias: '' + comment: '' + hide: none + label: '' + short_id: '' + type: intx + value: '4532' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [368, 908.0] + rotation: 0 + state: enabled +- name: rx_freq + id: parameter + parameters: + alias: '' + comment: '' + hide: none + label: '' + short_id: '' + type: eng_float + value: 100e6 + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [648, 20.0] + rotation: 0 + state: enabled +- name: samp_rate_rx + id: parameter + parameters: + alias: '' + comment: '' + hide: none + label: Device Sampling rate + short_id: '' + type: eng_float + value: '0.0' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [488, 12.0] + rotation: 0 + state: enabled +- name: satnogs_doppler_compensation_0 + id: satnogs_doppler_compensation + parameters: + affinity: '' + alias: '' + comment: '' + compensate: '1' + lo_offset: lo_offset + maxoutbuf: '0' + minoutbuf: '0' + out_samp_rate: baudrate*decimation + samp_rate: samp_rate_rx + sat_freq: rx_freq + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [488, 132.0] + rotation: 0 + state: true +- name: satnogs_frame_decoder_0_0 + id: satnogs_frame_decoder + parameters: + affinity: '' + alias: '' + comment: '' + decoder_object: variable_ax25_decoder_0 + itype: byte + maxoutbuf: '0' + minoutbuf: '0' + vlen: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1304, 688.0] + rotation: 0 + state: enabled +- name: satnogs_frame_decoder_0_0_0 + id: satnogs_frame_decoder + parameters: + affinity: '' + alias: '' + comment: '' + decoder_object: variable_ax25_decoder_0_0 + itype: byte + maxoutbuf: '0' + minoutbuf: '0' + vlen: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1304, 608.0] + rotation: 0 + state: enabled +- name: satnogs_frame_file_sink_0_1_0 + id: satnogs_frame_file_sink + parameters: + affinity: '' + alias: '' + comment: '' + output_type: '0' + prefix_name: decoded_data_file_path + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1592, 612.0] + rotation: 0 + state: enabled +- name: satnogs_iq_sink_0_0 + id: satnogs_iq_sink + parameters: + activate: '1' + affinity: '' + alias: '' + append: 'False' + comment: '' + filename: iq_file_path + scale: '16768' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [16, 508.0] + rotation: 180 + state: enabled +- name: satnogs_ogg_encoder_0 + id: satnogs_ogg_encoder + parameters: + affinity: '' + alias: '' + comment: '' + filename: file_path + quality: '1.0' + samp_rate: audio_samp_rate + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1472, 444.0] + rotation: 0 + state: enabled +- name: satnogs_tcp_rigctl_msg_source_0 + id: satnogs_tcp_rigctl_msg_source + parameters: + addr: '"127.0.0.1"' + affinity: '' + alias: '' + comment: '' + interval: int(1000.0/doppler_correction_per_sec) + 1 + maxoutbuf: '0' + minoutbuf: '0' + mode: 'False' + mtu: '1500' + port: rigctl_port + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [232, 244.0] + rotation: 0 + state: enabled +- name: satnogs_udp_msg_sink_0_0 + id: satnogs_udp_msg_sink + parameters: + addr: udp_IP + affinity: '' + alias: '' + comment: '' + mtu: '1500' + port: udp_port + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1592, 684.0] + rotation: 0 + state: enabled +- name: satnogs_waterfall_sink_0_0 + id: satnogs_waterfall_sink + parameters: + affinity: '' + alias: '' + center_freq: rx_freq + comment: '' + fft_size: '1024' + filename: waterfall_file_path + mode: '1' + rps: '10' + samp_rate: baudrate*decimation + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [16, 332.0] + rotation: 180 + state: enabled +- name: soapy_rx_device + id: parameter + parameters: + alias: '' + comment: '' + hide: none + label: '' + short_id: '' + type: str + value: driver=invalid + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [232, 20.0] + rotation: 0 + state: enabled +- name: soapy_source_0 + id: soapy_source + parameters: + affinity: '' + alias: '' + amp_gain0: '0' + ant0: antenna + ant1: RX2 + args: dev_args + balance0: '0' + balance1: '0' + bw0: bw + bw1: '0' + center_freq0: rx_freq - lo_offset + center_freq1: '0' + clock_rate: '0' + clock_source: '' + comment: '' + correction0: '0' + correction1: '0' + dc_offset0: '0' + dc_offset1: '0' + dc_offset_auto_mode0: 'False' + dc_offset_auto_mode1: 'False' + dev: soapy_rx_device + devname: custom + gain_auto_mode0: 'False' + gain_auto_mode1: 'False' + ifgr_gain: '59' + lna_gain0: '10' + lna_gain1: '10' + manual_gain0: 'False' + manual_gain1: 'True' + maxoutbuf: '0' + minoutbuf: '0' + mix_gain0: '10' + mix_gain1: '10' + nchan: '1' + nco_freq0: '0' + nco_freq1: '0' + overall_gain0: gain + overall_gain1: '10' + pga_gain0: '24' + pga_gain1: '24' + rfgr_gain: '9' + samp_rate: samp_rate_rx + sdrplay_agc_setpoint: '-30' + sdrplay_biastee: 'True' + sdrplay_dabnotch: 'False' + sdrplay_if_mode: Zero-IF + sdrplay_rfnotch: 'False' + tia_gain0: '0' + tia_gain1: '0' + tuner_gain0: '10' + tuner_gain1: '10' + type: fc32 + vga_gain0: '10' + vga_gain1: '10' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [232, 108.0] + rotation: 0 + state: true +- name: udp_IP + id: parameter + parameters: + alias: '' + comment: '' + hide: none + label: '' + short_id: '' + type: str + value: 127.0.0.1 + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [464, 828.0] + rotation: 0 + state: enabled +- name: udp_port + id: parameter + parameters: + alias: '' + comment: '' + hide: none + label: '' + short_id: '' + type: intx + value: '16887' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [464, 908.0] + rotation: 0 + state: enabled +- name: virtual_sink_0 + id: virtual_sink + parameters: + alias: '' + comment: '' + stream_id: doppler_corrected + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [792, 164.0] + rotation: 0 + state: true +- name: virtual_source_0 + id: virtual_source + parameters: + alias: '' + comment: '' + stream_id: doppler_corrected + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [16, 460.0] + rotation: 0 + state: true +- name: waterfall_file_path + id: parameter + parameters: + alias: '' + comment: '' + hide: none + label: '' + short_id: '' + type: str + value: /tmp/waterfall.dat + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [-32, 828.0] + rotation: 0 + state: enabled + +connections: +- [analog_agc2_xx_0, '0', low_pass_filter_0, '0'] +- [analog_agc2_xx_0, '0', pfb_arb_resampler_xxx_0, '0'] +- [analog_agc2_xx_0_0, '0', low_pass_filter_0_0, '0'] +- [blocks_complex_to_real_0, '0', satnogs_ogg_encoder_0, '0'] +- [blocks_rotator_cc_0_0, '0', blocks_complex_to_real_0, '0'] +- [digital_constellation_receiver_cb_0, '0', satnogs_frame_decoder_0_0, '0'] +- [digital_constellation_receiver_cb_0, '0', satnogs_frame_decoder_0_0_0, '0'] +- [digital_costas_loop_cc_0_0, '0', digital_pfb_clock_sync_xxx_0, '0'] +- [digital_pfb_clock_sync_xxx_0, '0', digital_constellation_receiver_cb_0, '0'] +- [low_pass_filter_0, '0', digital_costas_loop_cc_0_0, '0'] +- [low_pass_filter_0_0, '0', blocks_rotator_cc_0_0, '0'] +- [pfb_arb_resampler_xxx_0, '0', analog_agc2_xx_0_0, '0'] +- [satnogs_doppler_compensation_0, '0', virtual_sink_0, '0'] +- [satnogs_frame_decoder_0_0, out, satnogs_frame_file_sink_0_1_0, frame] +- [satnogs_frame_decoder_0_0, out, satnogs_udp_msg_sink_0_0, in] +- [satnogs_frame_decoder_0_0_0, out, satnogs_frame_file_sink_0_1_0, frame] +- [satnogs_frame_decoder_0_0_0, out, satnogs_udp_msg_sink_0_0, in] +- [satnogs_tcp_rigctl_msg_source_0, freq, satnogs_doppler_compensation_0, doppler] +- [soapy_source_0, '0', satnogs_doppler_compensation_0, '0'] +- [virtual_source_0, '0', analog_agc2_xx_0, '0'] +- [virtual_source_0, '0', satnogs_iq_sink_0_0, '0'] +- [virtual_source_0, '0', satnogs_waterfall_sink_0_0, '0'] + +metadata: + file_format: 1 diff --git a/apps/flowgraphs/satnogs_bpsk_ax25.py b/apps/flowgraphs/satnogs_bpsk_ax25.py index 12516b6..9d39aca 100755 --- a/apps/flowgraphs/satnogs_bpsk_ax25.py +++ b/apps/flowgraphs/satnogs_bpsk_ax25.py @@ -1,33 +1,34 @@ -#!/usr/bin/env python2 +#!/usr/bin/env python3 # -*- coding: utf-8 -*- -################################################## + +# +# SPDX-License-Identifier: GPL-3.0 +# # GNU Radio Python Flow Graph # Title: satnogs_bpsk_ax25 # Author: Manolis Surligas (surligas@gmail.com), Patrick Dohmen (DL4PD) # Description: BPSK AX.25 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 digital -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 import gr +import sys +import signal +from argparse import ArgumentParser +from gnuradio.eng_arg import eng_float, intx +from gnuradio import eng_notation from gnuradio.filter import pfb -from optparse import OptionParser import math -import osmosdr import satnogs -import time - +import soapy class satnogs_bpsk_ax25(gr.top_block): - def __init__(self, antenna=satnogs.not_set_antenna, baudrate=9600.0, bb_gain=satnogs.not_set_rx_bb_gain, decoded_data_file_path='/tmp/.satnogs/data/data', dev_args=satnogs.not_set_dev_args, doppler_correction_per_sec=1000, enable_iq_dump=0, excess_bw=0.35, file_path='test.wav', if_gain=satnogs.not_set_rx_if_gain, iq_file_path='/tmp/iq.dat', lo_offset=100e3, max_cfo=1000.0, 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'): + def __init__(self, antenna='', baudrate=9600.0, bw=0.0, decoded_data_file_path='/tmp/.satnogs/data/data', dev_args='', doppler_correction_per_sec=20, enable_iq_dump=0, excess_bw=0.35, file_path='test.wav', gain=0.0, iq_file_path='/tmp/iq.dat', lo_offset=100e3, max_cfo=1000.0, 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'): gr.top_block.__init__(self, "satnogs_bpsk_ax25") ################################################## @@ -35,23 +36,21 @@ class satnogs_bpsk_ax25(gr.top_block): ################################################## self.antenna = antenna self.baudrate = baudrate - self.bb_gain = bb_gain + 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.excess_bw = excess_bw 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.max_cfo = max_cfo - 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 @@ -61,60 +60,155 @@ class satnogs_bpsk_ax25(gr.top_block): ################################################## self.sps = sps = 4 self.nfilts = nfilts = 32 + self.audio_samp_rate = audio_samp_rate = 48000 self.variable_ax25_decoder_0_0 = variable_ax25_decoder_0_0 = satnogs.ax25_decoder_make('GND', 0, True, False, True, 512) self.variable_ax25_decoder_0 = variable_ax25_decoder_0 = satnogs.ax25_decoder_make('GND', 0, True, True, True, 512) self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), excess_bw, 11*sps*nfilts) - + self.decimation = decimation = satnogs.find_decimation(baudrate, 2, audio_samp_rate,sps) self.bpsk_constellation = bpsk_constellation = digital.constellation_bpsk().base() - self.audio_samp_rate = audio_samp_rate = 48000 - ################################################## # 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_0 = satnogs.waterfall_sink(baudrate*decimation, 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(1.0/doppler_correction_per_sec) * 1000 + 1, 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_iq_sink_0 = satnogs.iq_sink(16768, iq_file_path, False, enable_iq_dump) + self.satnogs_iq_sink_0_0 = satnogs.iq_sink(16768, iq_file_path, False, 1) self.satnogs_frame_file_sink_0_1_0 = satnogs.frame_file_sink(decoded_data_file_path, 0) - self.satnogs_frame_decoder_0_0_0 = satnogs.frame_decoder(variable_ax25_decoder_0_0, gr.sizeof_char) - self.satnogs_frame_decoder_0_0 = satnogs.frame_decoder(variable_ax25_decoder_0, gr.sizeof_char) - 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_0 = pfb.arb_resampler_ccf( - (1.0 * sps*baudrate)/satnogs.handle_samp_rate_rx(rx_sdr_device, samp_rate_rx), - taps=None, - flt_size=32) - self.pfb_arb_resampler_xxx_0_0.declare_sample_delay(0) - + self.satnogs_frame_decoder_0_0_0 = satnogs.frame_decoder(variable_ax25_decoder_0_0, 1 * 1) + self.satnogs_frame_decoder_0_0 = satnogs.frame_decoder(variable_ax25_decoder_0, 1 * 1) + self.satnogs_doppler_compensation_0 = satnogs.doppler_compensation(samp_rate_rx, rx_freq, lo_offset, baudrate*decimation, 1) 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) + audio_samp_rate/(baudrate*decimation), + 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 = filter.fir_filter_ccf(1, firdes.low_pass( - 1, audio_samp_rate, ((1.0 + excess_bw) * baudrate/2.0) + min(baudrate, abs(max_cfo)), baudrate / 10.0, firdes.WIN_HAMMING, 6.76)) - self.low_pass_filter_0 = filter.fir_filter_ccf(1, firdes.low_pass( - 1, sps*baudrate, ((1.0 + excess_bw) * baudrate/2.0) + min(baudrate, abs(max_cfo)), baudrate / 10.0, firdes.WIN_HAMMING, 6.76)) - self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, 2.0 * math.pi/100.0, (rrc_taps), nfilts, nfilts/2, 1.5, 1) + self.low_pass_filter_0_0 = filter.fir_filter_ccf( + 1, + firdes.low_pass( + 1, + audio_samp_rate, + ((1.0 + excess_bw) * baudrate/2.0) + min(baudrate, abs(max_cfo)), + baudrate / 10.0, + firdes.WIN_HAMMING, + 6.76)) + self.low_pass_filter_0 = filter.fir_filter_ccf( + decimation // sps, + firdes.low_pass( + 1, + baudrate*decimation, + ((1.0 + excess_bw) * baudrate/2.0) + min(baudrate, abs(max_cfo)), + baudrate / 10.0, + firdes.WIN_HAMMING, + 6.76)) + self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, 2.0 * math.pi/100.0, rrc_taps, nfilts, nfilts/2, 1.5, 1) self.digital_costas_loop_cc_0_0 = digital.costas_loop_cc(2.0 * math.pi / 100.0, 2, True) self.digital_constellation_receiver_cb_0 = digital.constellation_receiver_cb(bpsk_constellation, 2.0 * math.pi/100.0, -0.25, 0.25) self.blocks_rotator_cc_0_0 = blocks.rotator_cc(2.0 * math.pi * (1200.0 / audio_samp_rate)) - 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_complex_to_real_0 = blocks.complex_to_real(1) self.analog_agc2_xx_0_0 = analog.agc2_cc(0.01, 0.001, 0.015, 1.0) self.analog_agc2_xx_0_0.set_max_gain(65536) @@ -130,11 +224,11 @@ class satnogs_bpsk_ax25(gr.top_block): self.msg_connect((self.satnogs_frame_decoder_0_0, 'out'), (self.satnogs_udp_msg_sink_0_0, 'in')) self.msg_connect((self.satnogs_frame_decoder_0_0_0, 'out'), (self.satnogs_frame_file_sink_0_1_0, 'frame')) self.msg_connect((self.satnogs_frame_decoder_0_0_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.connect((self.analog_agc2_xx_0, 0), (self.pfb_arb_resampler_xxx_0_0, 0)) + 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)) + self.connect((self.analog_agc2_xx_0, 0), (self.pfb_arb_resampler_xxx_0, 0)) self.connect((self.analog_agc2_xx_0_0, 0), (self.low_pass_filter_0_0, 0)) self.connect((self.blocks_complex_to_real_0, 0), (self.satnogs_ogg_encoder_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.digital_constellation_receiver_cb_0, 0), (self.satnogs_frame_decoder_0_0, 0)) self.connect((self.digital_constellation_receiver_cb_0, 0), (self.satnogs_frame_decoder_0_0_0, 0)) @@ -142,36 +236,35 @@ class satnogs_bpsk_ax25(gr.top_block): self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_constellation_receiver_cb_0, 0)) self.connect((self.low_pass_filter_0, 0), (self.digital_costas_loop_cc_0_0, 0)) self.connect((self.low_pass_filter_0_0, 0), (self.blocks_rotator_cc_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, 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.pfb_arb_resampler_xxx_0_0, 0), (self.low_pass_filter_0, 0)) - self.connect((self.satnogs_coarse_doppler_correction_cc_0, 0), (self.analog_agc2_xx_0, 0)) - self.connect((self.satnogs_coarse_doppler_correction_cc_0, 0), (self.pfb_arb_resampler_xxx_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, 0)) + self.connect((self.satnogs_doppler_compensation_0, 0), (self.satnogs_waterfall_sink_0_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) + self.soapy_source_0.set_antenna(0,self.antenna) def get_baudrate(self): return self.baudrate def set_baudrate(self, baudrate): self.baudrate = baudrate - self.pfb_arb_resampler_xxx_0_0.set_rate((1.0 * self.sps*self.baudrate)/satnogs.handle_samp_rate_rx(self.rx_sdr_device, self.samp_rate_rx)) + self.set_decimation(satnogs.find_decimation(self.baudrate, 2, self.audio_samp_rate,self.sps)) + self.low_pass_filter_0.set_taps(firdes.low_pass(1, self.baudrate*self.decimation, ((1.0 + self.excess_bw) * self.baudrate/2.0) + min(self.baudrate, abs(self.max_cfo)), self.baudrate / 10.0, firdes.WIN_HAMMING, 6.76)) self.low_pass_filter_0_0.set_taps(firdes.low_pass(1, self.audio_samp_rate, ((1.0 + self.excess_bw) * self.baudrate/2.0) + min(self.baudrate, abs(self.max_cfo)), self.baudrate / 10.0, firdes.WIN_HAMMING, 6.76)) - self.low_pass_filter_0.set_taps(firdes.low_pass(1, self.sps*self.baudrate, ((1.0 + self.excess_bw) * self.baudrate/2.0) + min(self.baudrate, abs(self.max_cfo)), self.baudrate / 10.0, firdes.WIN_HAMMING, 6.76)) + self.pfb_arb_resampler_xxx_0.set_rate(self.audio_samp_rate/(self.baudrate*self.decimation)) - def get_bb_gain(self): - return self.bb_gain + def get_bw(self): + return self.bw - 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) + 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 @@ -203,8 +296,8 @@ class satnogs_bpsk_ax25(gr.top_block): def set_excess_bw(self, excess_bw): self.excess_bw = excess_bw self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), self.excess_bw, 11*self.sps*self.nfilts)) + self.low_pass_filter_0.set_taps(firdes.low_pass(1, self.baudrate*self.decimation, ((1.0 + self.excess_bw) * self.baudrate/2.0) + min(self.baudrate, abs(self.max_cfo)), self.baudrate / 10.0, firdes.WIN_HAMMING, 6.76)) self.low_pass_filter_0_0.set_taps(firdes.low_pass(1, self.audio_samp_rate, ((1.0 + self.excess_bw) * self.baudrate/2.0) + min(self.baudrate, abs(self.max_cfo)), self.baudrate / 10.0, firdes.WIN_HAMMING, 6.76)) - self.low_pass_filter_0.set_taps(firdes.low_pass(1, self.sps*self.baudrate, ((1.0 + self.excess_bw) * self.baudrate/2.0) + min(self.baudrate, abs(self.max_cfo)), self.baudrate / 10.0, firdes.WIN_HAMMING, 6.76)) def get_file_path(self): return self.file_path @@ -212,48 +305,34 @@ class satnogs_bpsk_ax25(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_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))) + self.soapy_source_0.set_frequency(0, self.rx_freq - self.lo_offset) def get_max_cfo(self): return self.max_cfo def set_max_cfo(self, max_cfo): self.max_cfo = max_cfo + self.low_pass_filter_0.set_taps(firdes.low_pass(1, self.baudrate*self.decimation, ((1.0 + self.excess_bw) * self.baudrate/2.0) + min(self.baudrate, abs(self.max_cfo)), self.baudrate / 10.0, firdes.WIN_HAMMING, 6.76)) self.low_pass_filter_0_0.set_taps(firdes.low_pass(1, self.audio_samp_rate, ((1.0 + self.excess_bw) * self.baudrate/2.0) + min(self.baudrate, abs(self.max_cfo)), self.baudrate / 10.0, firdes.WIN_HAMMING, 6.76)) - self.low_pass_filter_0.set_taps(firdes.low_pass(1, self.sps*self.baudrate, ((1.0 + self.excess_bw) * self.baudrate/2.0) + min(self.baudrate, abs(self.max_cfo)), self.baudrate / 10.0, firdes.WIN_HAMMING, 6.76)) - - 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) def get_rigctl_port(self): return self.rigctl_port @@ -266,34 +345,19 @@ class satnogs_bpsk_ax25(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_0.set_rate((1.0 * self.sps*self.baudrate)/satnogs.handle_samp_rate_rx(self.rx_sdr_device, self.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_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_0.set_rate((1.0 * self.sps*self.baudrate)/satnogs.handle_samp_rate_rx(self.rx_sdr_device, self.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 @@ -318,9 +382,8 @@ class satnogs_bpsk_ax25(gr.top_block): def set_sps(self, sps): self.sps = sps + self.set_decimation(satnogs.find_decimation(self.baudrate, 2, self.audio_samp_rate,self.sps)) self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), self.excess_bw, 11*self.sps*self.nfilts)) - self.pfb_arb_resampler_xxx_0_0.set_rate((1.0 * self.sps*self.baudrate)/satnogs.handle_samp_rate_rx(self.rx_sdr_device, self.samp_rate_rx)) - self.low_pass_filter_0.set_taps(firdes.low_pass(1, self.sps*self.baudrate, ((1.0 + self.excess_bw) * self.baudrate/2.0) + min(self.baudrate, abs(self.max_cfo)), self.baudrate / 10.0, firdes.WIN_HAMMING, 6.76)) def get_nfilts(self): return self.nfilts @@ -329,6 +392,16 @@ class satnogs_bpsk_ax25(gr.top_block): self.nfilts = nfilts self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), self.excess_bw, 11*self.sps*self.nfilts)) + def get_audio_samp_rate(self): + return self.audio_samp_rate + + def set_audio_samp_rate(self, audio_samp_rate): + self.audio_samp_rate = audio_samp_rate + self.set_decimation(satnogs.find_decimation(self.baudrate, 2, self.audio_samp_rate,self.sps)) + self.blocks_rotator_cc_0_0.set_phase_inc(2.0 * math.pi * (1200.0 / self.audio_samp_rate)) + self.low_pass_filter_0_0.set_taps(firdes.low_pass(1, self.audio_samp_rate, ((1.0 + self.excess_bw) * self.baudrate/2.0) + min(self.baudrate, abs(self.max_cfo)), self.baudrate / 10.0, firdes.WIN_HAMMING, 6.76)) + self.pfb_arb_resampler_xxx_0.set_rate(self.audio_samp_rate/(self.baudrate*self.decimation)) + def get_variable_ax25_decoder_0_0(self): return self.variable_ax25_decoder_0_0 @@ -346,7 +419,15 @@ class satnogs_bpsk_ax25(gr.top_block): def set_rrc_taps(self, rrc_taps): self.rrc_taps = rrc_taps - self.digital_pfb_clock_sync_xxx_0.update_taps((self.rrc_taps)) + self.digital_pfb_clock_sync_xxx_0.update_taps(self.rrc_taps) + + def get_decimation(self): + return self.decimation + + def set_decimation(self, decimation): + self.decimation = decimation + self.low_pass_filter_0.set_taps(firdes.low_pass(1, self.baudrate*self.decimation, ((1.0 + self.excess_bw) * self.baudrate/2.0) + min(self.baudrate, abs(self.max_cfo)), self.baudrate / 10.0, firdes.WIN_HAMMING, 6.76)) + self.pfb_arb_resampler_xxx_0.set_rate(self.audio_samp_rate/(self.baudrate*self.decimation)) def get_bpsk_constellation(self): return self.bpsk_constellation @@ -354,93 +435,86 @@ class satnogs_bpsk_ax25(gr.top_block): def set_bpsk_constellation(self, bpsk_constellation): self.bpsk_constellation = bpsk_constellation - def get_audio_samp_rate(self): - return self.audio_samp_rate - - def set_audio_samp_rate(self, audio_samp_rate): - self.audio_samp_rate = audio_samp_rate - 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.set_taps(firdes.low_pass(1, self.audio_samp_rate, ((1.0 + self.excess_bw) * self.baudrate/2.0) + min(self.baudrate, abs(self.max_cfo)), self.baudrate / 10.0, firdes.WIN_HAMMING, 6.76)) - self.blocks_rotator_cc_0_0.set_phase_inc(2.0 * math.pi * (1200.0 / self.audio_samp_rate)) - def argument_parser(): description = 'BPSK AX.25 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( - "", "--baudrate", dest="baudrate", type="eng_float", default=eng_notation.num_to_str(9600.0), - help="Set baudrate [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( - "", "--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=1000, - 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( - "", "--excess-bw", dest="excess_bw", type="eng_float", default=eng_notation.num_to_str(0.35), - help="Set excess_bw [default=%default]") - parser.add_option( - "", "--file-path", dest="file_path", type="string", default='test.wav', - 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( - "", "--max-cfo", dest="max_cfo", type="eng_float", default=eng_notation.num_to_str(1000.0), - help="Set max_cfo [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 = ArgumentParser(description=description) + parser.add_argument( + "--antenna", dest="antenna", type=str, default='', + help="Set antenna [default=%(default)r]") + parser.add_argument( + "--baudrate", dest="baudrate", type=eng_float, default="9.6k", + help="Set baudrate [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( + "--excess-bw", dest="excess_bw", type=eng_float, default="350.0m", + help="Set excess_bw [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( + "--max-cfo", dest="max_cfo", type=eng_float, default="1.0k", + help="Set max_cfo [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]") return parser def main(top_block_cls=satnogs_bpsk_ax25, options=None): if options is None: - options, _ = argument_parser().parse_args() + options = argument_parser().parse_args() + tb = top_block_cls(antenna=options.antenna, baudrate=options.baudrate, 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, excess_bw=options.excess_bw, file_path=options.file_path, gain=options.gain, iq_file_path=options.iq_file_path, lo_offset=options.lo_offset, max_cfo=options.max_cfo, 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) + + 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, baudrate=options.baudrate, bb_gain=options.bb_gain, 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, excess_bw=options.excess_bw, file_path=options.file_path, if_gain=options.if_gain, iq_file_path=options.iq_file_path, lo_offset=options.lo_offset, max_cfo=options.max_cfo, 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) tb.start() tb.wait()