options:
  parameters:
    author: Josh Conway (CrankyLinuxUser)
    catch_exceptions: 'True'
    category: '[GRC Hier Blocks]'
    cmake_opt: ''
    comment: ''
    copyright: ''
    description: This flow covers all presets at single frequency 916.21875MHz , thus
      only needing a RTL-SDR.
    gen_cmake: 'On'
    gen_linking: dynamic
    generate_options: qt_gui
    hier_block_src_path: '.:'
    id: Meshtastic_62KHz_all
    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: Meshtastic_62KHz_all
    window_size: ''
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [16, 4]
    rotation: 0
    state: enabled

blocks:
- name: bandpass62k
  id: variable_band_pass_filter_taps
  parameters:
    beta: '6.76'
    comment: ''
    gain: '1.0'
    high_cutoff_freq: lora_62bandwidth/2
    low_cutoff_freq: -lora_62bandwidth/2
    samp_rate: samp_rate
    type: complex_band_pass
    value: ''
    width: lora_62bandwidth/10
    win: window.WIN_HAMMING
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [1136, 4.0]
    rotation: 0
    state: enabled
- name: center_62KHz
  id: variable
  parameters:
    comment: ''
    value: '869618800'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [312, 8.0]
    rotation: 0
    state: enabled
- name: cr_8
  id: variable
  parameters:
    comment: ''
    value: '8'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [416, 8.0]
    rotation: 0
    state: enabled
- name: has_crc
  id: variable
  parameters:
    comment: ''
    value: 'True'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [664, 8.0]
    rotation: 0
    state: enabled
- name: impl_head
  id: variable
  parameters:
    comment: ''
    value: 'False'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [584, 8.0]
    rotation: 0
    state: enabled
- name: lora_62bandwidth
  id: variable
  parameters:
    comment: ''
    value: '62500'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [288, 80.0]
    rotation: 0
    state: enabled
- name: payload_length
  id: variable
  parameters:
    comment: ''
    value: '237'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [712, 80.0]
    rotation: 0
    state: enabled
- name: preamble_length
  id: variable
  parameters:
    comment: ''
    value: '17'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [600, 80.0]
    rotation: 0
    state: enabled
- name: samp_rate
  id: variable
  parameters:
    comment: ''
    value: '1000000'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [200, 80.0]
    rotation: 0
    state: enabled
- name: soft_decoding
  id: variable
  parameters:
    comment: ''
    value: 'True'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [736, 8.0]
    rotation: 0
    state: enabled
- name: sync_word
  id: variable
  parameters:
    comment: 'Technically the sync-word here for meshtastic is 0x2b

      Trying this leads to no data gathered.

      Using the [0,0] works.'
    value: '[0,0]'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [864, 8.0]
    rotation: 0
    state: enabled
- name: blocks_tag_gate_0_4_0
  id: blocks_tag_gate
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    maxoutbuf: '0'
    minoutbuf: '0'
    propagate_tags: 'False'
    single_key: '""'
    type: byte
    vlen: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [1464, 456.0]
    rotation: 0
    state: enabled
- name: blocks_throttle2_0
  id: blocks_throttle2
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    ignoretag: 'True'
    limit: auto
    maximum: '0.1'
    maxoutbuf: '0'
    minoutbuf: '0'
    samples_per_second: samp_rate
    type: complex
    vlen: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [304, 360.0]
    rotation: 0
    state: enabled
- name: freq_xlating_fir_filter_xxx_0_0_0
  id: freq_xlating_fir_filter_xxx
  parameters:
    affinity: ''
    alias: ''
    center_freq: center_62KHz
    comment: 'Set Minoutbuf = 17000

      Frame Sync needs that'
    decim: int(samp_rate/(lora_62bandwidth * 4))
    maxoutbuf: '0'
    minoutbuf: '17000'
    samp_rate: samp_rate
    taps: bandpass62k
    type: ccc
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [472, 360.0]
    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: [176, 8.0]
    rotation: 0
    state: enabled
- name: lora_sdr_crc_verif_0_4_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: [1240, 472.0]
    rotation: 0
    state: enabled
- name: lora_sdr_deinterleaver_0_4_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: [1088, 432.0]
    rotation: 180
    state: enabled
- name: lora_sdr_dewhitening_0_4_0
  id: lora_sdr_dewhitening
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    maxoutbuf: '0'
    minoutbuf: '0'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [1104, 488.0]
    rotation: 0
    state: enabled
- name: lora_sdr_fft_demod_0_4_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: [920, 384.0]
    rotation: 0
    state: enabled
- name: lora_sdr_frame_sync_0_4_0
  id: lora_sdr_frame_sync
  parameters:
    affinity: ''
    alias: ''
    bandwidth: lora_62bandwidth
    center_freq: center_62KHz
    comment: 'VeryLongSlow

      SF=12, CR=8, BW=62.5KHz'
    impl_head: impl_head
    maxoutbuf: '0'
    minoutbuf: '0'
    os_factor: '4'
    preamb_len: preamble_length
    sf: '12'
    show_log_port: 'True'
    sync_word: sync_word
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [728, 368.0]
    rotation: 0
    state: enabled
- name: lora_sdr_gray_mapping_0_4_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: [1088, 384.0]
    rotation: 0
    state: enabled
- name: lora_sdr_hamming_dec_0_4_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: [920, 432.0]
    rotation: 180
    state: enabled
- name: lora_sdr_header_decoder_0_4_0
  id: lora_sdr_header_decoder
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    cr: cr_8
    has_crc: has_crc
    impl_head: impl_head
    ldro: '2'
    maxoutbuf: '0'
    minoutbuf: '0'
    pay_len: payload_length
    print_header: 'False'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [920, 480.0]
    rotation: 0
    state: enabled
- name: network_tcp_sink_0_4_0
  id: network_tcp_sink
  parameters:
    addr: 0.0.0.0
    affinity: ''
    alias: ''
    comment: VeryLongSlow
    mode: '2'
    port: '20007'
    type: byte
    vlen: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [1632, 456.0]
    rotation: 0
    state: enabled
- name: note_0_0_0
  id: note
  parameters:
    alias: ''
    comment: 'This flow needs a dependency.

      https://github.com/tapparelj/gr-lora_sdr'
    note: 'This flow needs a dependency: https://github.com/tapparelj/gr-lora_sdr'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [16, 128.0]
    rotation: 0
    state: enabled
- name: rtlsdr_source_0
  id: rtlsdr_source
  parameters:
    affinity: ''
    alias: ''
    ant0: ''
    ant1: ''
    ant10: ''
    ant11: ''
    ant12: ''
    ant13: ''
    ant14: ''
    ant15: ''
    ant16: ''
    ant17: ''
    ant18: ''
    ant19: ''
    ant2: ''
    ant20: ''
    ant21: ''
    ant22: ''
    ant23: ''
    ant24: ''
    ant25: ''
    ant26: ''
    ant27: ''
    ant28: ''
    ant29: ''
    ant3: ''
    ant30: ''
    ant31: ''
    ant4: ''
    ant5: ''
    ant6: ''
    ant7: ''
    ant8: ''
    ant9: ''
    args: '""'
    bb_gain0: '20'
    bb_gain1: '20'
    bb_gain10: '20'
    bb_gain11: '20'
    bb_gain12: '20'
    bb_gain13: '20'
    bb_gain14: '20'
    bb_gain15: '20'
    bb_gain16: '20'
    bb_gain17: '20'
    bb_gain18: '20'
    bb_gain19: '20'
    bb_gain2: '20'
    bb_gain20: '20'
    bb_gain21: '20'
    bb_gain22: '20'
    bb_gain23: '20'
    bb_gain24: '20'
    bb_gain25: '20'
    bb_gain26: '20'
    bb_gain27: '20'
    bb_gain28: '20'
    bb_gain29: '20'
    bb_gain3: '20'
    bb_gain30: '20'
    bb_gain31: '20'
    bb_gain4: '20'
    bb_gain5: '20'
    bb_gain6: '20'
    bb_gain7: '20'
    bb_gain8: '20'
    bb_gain9: '20'
    bw0: '0'
    bw1: '0'
    bw10: '0'
    bw11: '0'
    bw12: '0'
    bw13: '0'
    bw14: '0'
    bw15: '0'
    bw16: '0'
    bw17: '0'
    bw18: '0'
    bw19: '0'
    bw2: '0'
    bw20: '0'
    bw21: '0'
    bw22: '0'
    bw23: '0'
    bw24: '0'
    bw25: '0'
    bw26: '0'
    bw27: '0'
    bw28: '0'
    bw29: '0'
    bw3: '0'
    bw30: '0'
    bw31: '0'
    bw4: '0'
    bw5: '0'
    bw6: '0'
    bw7: '0'
    bw8: '0'
    bw9: '0'
    clock_source0: ''
    clock_source1: ''
    clock_source2: ''
    clock_source3: ''
    clock_source4: ''
    clock_source5: ''
    clock_source6: ''
    clock_source7: ''
    comment: ''
    corr0: '0'
    corr1: '0'
    corr10: '0'
    corr11: '0'
    corr12: '0'
    corr13: '0'
    corr14: '0'
    corr15: '0'
    corr16: '0'
    corr17: '0'
    corr18: '0'
    corr19: '0'
    corr2: '0'
    corr20: '0'
    corr21: '0'
    corr22: '0'
    corr23: '0'
    corr24: '0'
    corr25: '0'
    corr26: '0'
    corr27: '0'
    corr28: '0'
    corr29: '0'
    corr3: '0'
    corr30: '0'
    corr31: '0'
    corr4: '0'
    corr5: '0'
    corr6: '0'
    corr7: '0'
    corr8: '0'
    corr9: '0'
    dc_offset_mode0: '0'
    dc_offset_mode1: '0'
    dc_offset_mode10: '0'
    dc_offset_mode11: '0'
    dc_offset_mode12: '0'
    dc_offset_mode13: '0'
    dc_offset_mode14: '0'
    dc_offset_mode15: '0'
    dc_offset_mode16: '0'
    dc_offset_mode17: '0'
    dc_offset_mode18: '0'
    dc_offset_mode19: '0'
    dc_offset_mode2: '0'
    dc_offset_mode20: '0'
    dc_offset_mode21: '0'
    dc_offset_mode22: '0'
    dc_offset_mode23: '0'
    dc_offset_mode24: '0'
    dc_offset_mode25: '0'
    dc_offset_mode26: '0'
    dc_offset_mode27: '0'
    dc_offset_mode28: '0'
    dc_offset_mode29: '0'
    dc_offset_mode3: '0'
    dc_offset_mode30: '0'
    dc_offset_mode31: '0'
    dc_offset_mode4: '0'
    dc_offset_mode5: '0'
    dc_offset_mode6: '0'
    dc_offset_mode7: '0'
    dc_offset_mode8: '0'
    dc_offset_mode9: '0'
    freq0: center_62KHz
    freq1: 100e6
    freq10: 100e6
    freq11: 100e6
    freq12: 100e6
    freq13: 100e6
    freq14: 100e6
    freq15: 100e6
    freq16: 100e6
    freq17: 100e6
    freq18: 100e6
    freq19: 100e6
    freq2: 100e6
    freq20: 100e6
    freq21: 100e6
    freq22: 100e6
    freq23: 100e6
    freq24: 100e6
    freq25: 100e6
    freq26: 100e6
    freq27: 100e6
    freq28: 100e6
    freq29: 100e6
    freq3: 100e6
    freq30: 100e6
    freq31: 100e6
    freq4: 100e6
    freq5: 100e6
    freq6: 100e6
    freq7: 100e6
    freq8: 100e6
    freq9: 100e6
    gain0: '10'
    gain1: '10'
    gain10: '10'
    gain11: '10'
    gain12: '10'
    gain13: '10'
    gain14: '10'
    gain15: '10'
    gain16: '10'
    gain17: '10'
    gain18: '10'
    gain19: '10'
    gain2: '10'
    gain20: '10'
    gain21: '10'
    gain22: '10'
    gain23: '10'
    gain24: '10'
    gain25: '10'
    gain26: '10'
    gain27: '10'
    gain28: '10'
    gain29: '10'
    gain3: '10'
    gain30: '10'
    gain31: '10'
    gain4: '10'
    gain5: '10'
    gain6: '10'
    gain7: '10'
    gain8: '10'
    gain9: '10'
    gain_mode0: 'False'
    gain_mode1: 'False'
    gain_mode10: 'False'
    gain_mode11: 'False'
    gain_mode12: 'False'
    gain_mode13: 'False'
    gain_mode14: 'False'
    gain_mode15: 'False'
    gain_mode16: 'False'
    gain_mode17: 'False'
    gain_mode18: 'False'
    gain_mode19: 'False'
    gain_mode2: 'False'
    gain_mode20: 'False'
    gain_mode21: 'False'
    gain_mode22: 'False'
    gain_mode23: 'False'
    gain_mode24: 'False'
    gain_mode25: 'False'
    gain_mode26: 'False'
    gain_mode27: 'False'
    gain_mode28: 'False'
    gain_mode29: 'False'
    gain_mode3: 'False'
    gain_mode30: 'False'
    gain_mode31: 'False'
    gain_mode4: 'False'
    gain_mode5: 'False'
    gain_mode6: 'False'
    gain_mode7: 'False'
    gain_mode8: 'False'
    gain_mode9: 'False'
    if_gain0: '20'
    if_gain1: '20'
    if_gain10: '20'
    if_gain11: '20'
    if_gain12: '20'
    if_gain13: '20'
    if_gain14: '20'
    if_gain15: '20'
    if_gain16: '20'
    if_gain17: '20'
    if_gain18: '20'
    if_gain19: '20'
    if_gain2: '20'
    if_gain20: '20'
    if_gain21: '20'
    if_gain22: '20'
    if_gain23: '20'
    if_gain24: '20'
    if_gain25: '20'
    if_gain26: '20'
    if_gain27: '20'
    if_gain28: '20'
    if_gain29: '20'
    if_gain3: '20'
    if_gain30: '20'
    if_gain31: '20'
    if_gain4: '20'
    if_gain5: '20'
    if_gain6: '20'
    if_gain7: '20'
    if_gain8: '20'
    if_gain9: '20'
    iq_balance_mode0: '0'
    iq_balance_mode1: '0'
    iq_balance_mode10: '0'
    iq_balance_mode11: '0'
    iq_balance_mode12: '0'
    iq_balance_mode13: '0'
    iq_balance_mode14: '0'
    iq_balance_mode15: '0'
    iq_balance_mode16: '0'
    iq_balance_mode17: '0'
    iq_balance_mode18: '0'
    iq_balance_mode19: '0'
    iq_balance_mode2: '0'
    iq_balance_mode20: '0'
    iq_balance_mode21: '0'
    iq_balance_mode22: '0'
    iq_balance_mode23: '0'
    iq_balance_mode24: '0'
    iq_balance_mode25: '0'
    iq_balance_mode26: '0'
    iq_balance_mode27: '0'
    iq_balance_mode28: '0'
    iq_balance_mode29: '0'
    iq_balance_mode3: '0'
    iq_balance_mode30: '0'
    iq_balance_mode31: '0'
    iq_balance_mode4: '0'
    iq_balance_mode5: '0'
    iq_balance_mode6: '0'
    iq_balance_mode7: '0'
    iq_balance_mode8: '0'
    iq_balance_mode9: '0'
    maxoutbuf: '0'
    minoutbuf: '0'
    nchan: '1'
    num_mboards: '1'
    sample_rate: samp_rate
    sync: sync
    time_source0: external
    time_source1: ''
    time_source2: ''
    time_source3: ''
    time_source4: ''
    time_source5: ''
    time_source6: ''
    time_source7: ''
    type: fc32
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [64, 276.0]
    rotation: 0
    state: enabled

connections:
- [blocks_tag_gate_0_4_0, '0', network_tcp_sink_0_4_0, '0']
- [blocks_throttle2_0, '0', freq_xlating_fir_filter_xxx_0_0_0, '0']
- [freq_xlating_fir_filter_xxx_0_0_0, '0', lora_sdr_frame_sync_0_4_0, '0']
- [lora_sdr_crc_verif_0_4_0, '0', blocks_tag_gate_0_4_0, '0']
- [lora_sdr_deinterleaver_0_4_0, '0', lora_sdr_hamming_dec_0_4_0, '0']
- [lora_sdr_dewhitening_0_4_0, '0', lora_sdr_crc_verif_0_4_0, '0']
- [lora_sdr_fft_demod_0_4_0, '0', lora_sdr_gray_mapping_0_4_0, '0']
- [lora_sdr_frame_sync_0_4_0, '0', lora_sdr_fft_demod_0_4_0, '0']
- [lora_sdr_gray_mapping_0_4_0, '0', lora_sdr_deinterleaver_0_4_0, '0']
- [lora_sdr_hamming_dec_0_4_0, '0', lora_sdr_header_decoder_0_4_0, '0']
- [lora_sdr_header_decoder_0_4_0, '0', lora_sdr_dewhitening_0_4_0, '0']
- [lora_sdr_header_decoder_0_4_0, frame_info, lora_sdr_frame_sync_0_4_0, frame_info]
- [rtlsdr_source_0, '0', blocks_throttle2_0, '0']

metadata:
  file_format: 1
  grc_version: 3.10.9.2
