simple_pdu_to_stream_example.grc

options:
  parameters:
    author: J. Gilbert
    catch_exceptions: 'True'
    category: '[GRC Hier Blocks]'
    cmake_opt: ''
    comment: ''
    copyright: 2021 J. Gilbert
    description: Simple example of generating periodic bursts from PDUs
    gen_cmake: 'On'
    gen_linking: dynamic
    generate_options: qt_gui
    hier_block_src_path: '.:'
    id: simple_pdu_to_stream_example
    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: Simple PDU To Stream Example
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [16, 12.0]
    rotation: 0
    state: enabled

blocks:
- name: N
  id: variable
  parameters:
    comment: ''
    value: '10000'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [376, 12.0]
    rotation: 0
    state: enabled
- name: samp_rate
  id: variable
  parameters:
    comment: ''
    value: '32000'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [208, 12.0]
    rotation: 0
    state: enabled
- name: v
  id: variable
  parameters:
    comment: ''
    value: pmt.init_c32vector(N,np.arange(N).tolist())
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [456, 12.0]
    rotation: 0
    state: enabled
- name: imp
  id: import
  parameters:
    alias: ''
    comment: ''
    imports: import numpy as np
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [296, 12.0]
    rotation: 0
    state: true
- name: multiply
  id: blocks_multiply_const_vxx
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    const: 1/N
    maxoutbuf: '0'
    minoutbuf: '0'
    type: complex
    vlen: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [832, 212.0]
    rotation: 0
    state: true
- name: note
  id: note
  parameters:
    alias: ''
    comment: 'This is a simple example showing how the PDU to Stream block can

      convert PDU data to streaming data for transmission from a SDR

      such as a USRP including the addition of appropriate stream tags.'
    note: Flowgraph Summary
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [624, 12.0]
    rotation: 0
    state: true
- name: pdu2stream
  id: pdu_pdu_to_stream_x
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    depth: '64'
    early_behavior: pdu.EARLY_BURST_APPEND
    maxoutbuf: '0'
    minoutbuf: '0'
    type: complex
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [584, 212.0]
    rotation: 0
    state: true
- name: pdu_set
  id: pdu_pdu_set
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    k: pmt.intern("tx_time")
    maxoutbuf: '0'
    minoutbuf: '0'
    v: pmt.make_tuple(pmt.from_uint64(1),pmt.from_double(0.1234))
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [360, 204.0]
    rotation: 0
    state: true
- name: strobe
  id: blocks_message_strobe
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    maxoutbuf: '0'
    minoutbuf: '0'
    msg: pmt.cons(pmt.PMT_NIL, v)
    period: '1000'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [72, 204.0]
    rotation: 0
    state: true
- name: time_sink
  id: qtgui_time_sink_x
  parameters:
    affinity: ''
    alias: ''
    alpha1: '1.0'
    alpha10: '1.0'
    alpha2: '1.0'
    alpha3: '1.0'
    alpha4: '1.0'
    alpha5: '1.0'
    alpha6: '1.0'
    alpha7: '1.0'
    alpha8: '1.0'
    alpha9: '1.0'
    autoscale: 'False'
    axislabels: 'True'
    color1: blue
    color10: dark blue
    color2: red
    color3: green
    color4: black
    color5: cyan
    color6: magenta
    color7: yellow
    color8: dark red
    color9: dark green
    comment: ''
    ctrlpanel: 'False'
    entags: 'True'
    grid: 'False'
    gui_hint: ''
    label1: Signal 1
    label10: Signal 10
    label2: Signal 2
    label3: Signal 3
    label4: Signal 4
    label5: Signal 5
    label6: Signal 6
    label7: Signal 7
    label8: Signal 8
    label9: Signal 9
    legend: 'True'
    marker1: '-1'
    marker10: '-1'
    marker2: '-1'
    marker3: '-1'
    marker4: '-1'
    marker5: '-1'
    marker6: '-1'
    marker7: '-1'
    marker8: '-1'
    marker9: '-1'
    name: '""'
    nconnections: '1'
    size: int(N*1.98)
    srate: samp_rate
    stemplot: 'False'
    style1: '1'
    style10: '1'
    style2: '1'
    style3: '1'
    style4: '1'
    style5: '1'
    style6: '1'
    style7: '1'
    style8: '1'
    style9: '1'
    tr_chan: '0'
    tr_delay: '0'
    tr_level: '0.0'
    tr_mode: qtgui.TRIG_MODE_FREE
    tr_slope: qtgui.TRIG_SLOPE_POS
    tr_tag: '""'
    type: complex
    update_time: '0.10'
    width1: '1'
    width10: '1'
    width2: '1'
    width3: '1'
    width4: '1'
    width5: '1'
    width6: '1'
    width7: '1'
    width8: '1'
    width9: '1'
    ylabel: Amplitude
    ymax: '1'
    ymin: '-1'
    yunit: '""'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [1040, 196.0]
    rotation: 0
    state: true

connections:
- [multiply, '0', time_sink, '0']
- [pdu2stream, '0', multiply, '0']
- [pdu_set, pdus, pdu2stream, pdus]
- [strobe, strobe, pdu_set, pdus]

metadata:
  file_format: 1