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gr-lora_SDRとRTLSDRを使ってLoRa衛星を受信するフローグラフ
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| options: | |
| parameters: | |
| author: JH4XSY/1 | |
| catch_exceptions: 'True' | |
| category: '[GRC Hier Blocks]' | |
| cmake_opt: '' | |
| comment: '' | |
| copyright: '' | |
| description: '' | |
| gen_cmake: 'On' | |
| gen_linking: dynamic | |
| generate_options: qt_gui | |
| hier_block_src_path: '.:' | |
| id: lora_RX | |
| max_nouts: '0' | |
| output_language: python | |
| placement: (0,0) | |
| qt_qss_theme: '' | |
| realtime_scheduling: '' | |
| run: 'True' | |
| run_command: '{python} -u {filename}' | |
| run_options: prompt | |
| sizing_mode: fixed | |
| thread_safe_setters: '' | |
| title: Polytech_Universe-3 decoder | |
| window_size: '' | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [16, 4] | |
| rotation: 0 | |
| state: enabled | |
| blocks: | |
| - name: bw | |
| id: variable | |
| parameters: | |
| comment: '' | |
| value: '62500' | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [360, 84.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: center_freq | |
| id: variable | |
| parameters: | |
| comment: '' | |
| value: 436.55e6 | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [648, 12.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: cr | |
| id: variable | |
| parameters: | |
| comment: '' | |
| value: '2' | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [520, 84.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: has_crc | |
| id: variable | |
| parameters: | |
| comment: '' | |
| value: 'True' | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [792, 84.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: impl_head | |
| id: variable | |
| parameters: | |
| comment: '' | |
| value: 'False' | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [704, 84.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: pay_len | |
| id: variable | |
| parameters: | |
| comment: '' | |
| value: '68' | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [592, 84.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: samp_rate | |
| id: variable | |
| parameters: | |
| comment: '' | |
| value: '250000' | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [360, 12.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: sf | |
| id: variable | |
| parameters: | |
| comment: '' | |
| value: '8' | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [448, 84.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: soft_decoding | |
| id: variable | |
| parameters: | |
| comment: '' | |
| value: 'True' | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [872, 84.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: import_0 | |
| id: import | |
| parameters: | |
| alias: '' | |
| comment: '' | |
| imports: import numpy as np | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [256, 92.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: lora_sdr_crc_verif_0 | |
| id: lora_sdr_crc_verif | |
| parameters: | |
| affinity: '' | |
| alias: '' | |
| comment: '' | |
| maxoutbuf: '0' | |
| minoutbuf: '0' | |
| output_crc_check: 'False' | |
| print_rx_msg: '2' | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [656, 392.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: lora_sdr_deinterleaver_0 | |
| id: lora_sdr_deinterleaver | |
| parameters: | |
| affinity: '' | |
| alias: '' | |
| comment: '' | |
| maxoutbuf: '0' | |
| minoutbuf: '0' | |
| soft_decoding: soft_decoding | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [1016, 276.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: lora_sdr_dewhitening_0 | |
| id: lora_sdr_dewhitening | |
| parameters: | |
| affinity: '' | |
| alias: '' | |
| comment: '' | |
| maxoutbuf: '0' | |
| minoutbuf: '0' | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [448, 408.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: lora_sdr_fft_demod_0 | |
| id: lora_sdr_fft_demod | |
| parameters: | |
| affinity: '' | |
| alias: '' | |
| comment: '' | |
| max_log_approx: 'True' | |
| maxoutbuf: '0' | |
| minoutbuf: '0' | |
| soft_decoding: soft_decoding | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [632, 276.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: lora_sdr_frame_sync_0 | |
| id: lora_sdr_frame_sync | |
| parameters: | |
| affinity: '' | |
| alias: '' | |
| bandwidth: bw | |
| center_freq: int(center_freq) | |
| comment: '' | |
| impl_head: impl_head | |
| maxoutbuf: '0' | |
| minoutbuf: '0' | |
| os_factor: int(samp_rate/bw) | |
| preamb_len: '8' | |
| sf: sf | |
| show_log_port: 'False' | |
| sync_word: '18' | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [448, 244.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: lora_sdr_gray_mapping_0 | |
| id: lora_sdr_gray_mapping | |
| parameters: | |
| affinity: '' | |
| alias: '' | |
| comment: '' | |
| maxoutbuf: '0' | |
| minoutbuf: '0' | |
| soft_decoding: soft_decoding | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [824, 276.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: lora_sdr_hamming_dec_0 | |
| id: lora_sdr_hamming_dec | |
| parameters: | |
| affinity: '' | |
| alias: '' | |
| comment: '' | |
| maxoutbuf: '0' | |
| minoutbuf: '0' | |
| soft_decoding: soft_decoding | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [1208, 276.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: lora_sdr_header_decoder_0 | |
| id: lora_sdr_header_decoder | |
| parameters: | |
| affinity: '' | |
| alias: '' | |
| comment: '' | |
| cr: cr | |
| has_crc: has_crc | |
| impl_head: impl_head | |
| ldro: '0' | |
| maxoutbuf: '0' | |
| minoutbuf: '0' | |
| pay_len: pay_len | |
| print_header: 'True' | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [160, 404.0] | |
| rotation: 0 | |
| state: enabled | |
| - name: note_0 | |
| id: note | |
| parameters: | |
| alias: '' | |
| comment: '' | |
| note: sampling rate = bw * 4 | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [456, 20.0] | |
| rotation: 0 | |
| state: true | |
| - name: note_0_0 | |
| id: note | |
| parameters: | |
| alias: '' | |
| comment: '' | |
| note: Polytech_Universe-3 | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [752, 20.0] | |
| rotation: 0 | |
| state: true | |
| - name: rational_resampler_xxx_0 | |
| id: rational_resampler_xxx | |
| parameters: | |
| affinity: '' | |
| alias: '' | |
| comment: '' | |
| decim: '4' | |
| fbw: '0' | |
| interp: '1' | |
| maxoutbuf: '0' | |
| minoutbuf: '0' | |
| taps: '[]' | |
| type: ccc | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [264, 164.0] | |
| rotation: 0 | |
| state: true | |
| - name: soapy_rtlsdr_source_0 | |
| id: soapy_rtlsdr_source | |
| parameters: | |
| affinity: '' | |
| agc: 'False' | |
| alias: '' | |
| center_freq: center_freq | |
| comment: '' | |
| dev_args: rtl=0 | |
| freq_correction: '0.6' | |
| gain: '40' | |
| maxoutbuf: '0' | |
| minoutbuf: '0' | |
| samp_rate: samp_rate*4 | |
| type: fc32 | |
| states: | |
| bus_sink: false | |
| bus_source: false | |
| bus_structure: null | |
| coordinate: [72, 244.0] | |
| rotation: 0 | |
| state: enabled | |
| connections: | |
| - [lora_sdr_deinterleaver_0, '0', lora_sdr_hamming_dec_0, '0'] | |
| - [lora_sdr_dewhitening_0, '0', lora_sdr_crc_verif_0, '0'] | |
| - [lora_sdr_fft_demod_0, '0', lora_sdr_gray_mapping_0, '0'] | |
| - [lora_sdr_frame_sync_0, '0', lora_sdr_fft_demod_0, '0'] | |
| - [lora_sdr_gray_mapping_0, '0', lora_sdr_deinterleaver_0, '0'] | |
| - [lora_sdr_hamming_dec_0, '0', lora_sdr_header_decoder_0, '0'] | |
| - [lora_sdr_header_decoder_0, '0', lora_sdr_dewhitening_0, '0'] | |
| - [lora_sdr_header_decoder_0, frame_info, lora_sdr_frame_sync_0, frame_info] | |
| - [rational_resampler_xxx_0, '0', lora_sdr_frame_sync_0, '0'] | |
| - [soapy_rtlsdr_source_0, '0', rational_resampler_xxx_0, '0'] | |
| metadata: | |
| file_format: 1 | |
| grc_version: 3.10.5.1 |
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