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- options:
- parameters:
- author: ''
- category: '[GRC Hier Blocks]'
- cmake_opt: ''
- comment: ''
- copyright: ''
- description: ''
- gen_cmake: 'On'
- gen_linking: dynamic
- generate_options: qt_gui
- hier_block_src_path: '.:'
- id: scope
- 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: Arduino Voltmeter / Oscilloscope
- window_size: ''
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [20, 20]
- rotation: 0
- state: enabled
- blocks:
- - name: input_voltage_max
- id: variable
- parameters:
- comment: ''
- value: reference_voltage * resistor_in_ohm / resistor_ground_ohm + reference_voltage
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1491, 193]
- rotation: 0
- state: true
- - name: input_voltage_min
- id: variable
- parameters:
- comment: ''
- value: -1 * reference_voltage * resistor_in_ohm / resistor_ref_ohm
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1494, 94]
- rotation: 0
- state: true
- - name: reference_voltage
- id: variable
- parameters:
- comment: ''
- value: '4.11'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [457, 222]
- rotation: 0
- state: true
- - name: resistor_ground_ohm
- id: variable
- parameters:
- comment: ''
- value: 10e3
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [892, 124]
- rotation: 0
- state: true
- - name: resistor_in_ohm
- id: variable
- parameters:
- comment: ''
- value: 100e3
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [926, 26]
- rotation: 0
- state: true
- - name: resistor_ref_ohm
- id: variable
- parameters:
- comment: ''
- value: 10e3
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [925, 222]
- rotation: 0
- state: true
- - name: sample_rate_hz
- id: variable
- parameters:
- comment: ''
- value: '1044.4'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [58, 173]
- rotation: 0
- state: enabled
- - name: blocks_add_const_vxx_0
- id: blocks_add_const_vxx
- parameters:
- affinity: ''
- alias: ''
- comment: '- V_ref * R_in / R_ref'
- const: input_voltage_min
- maxoutbuf: '0'
- minoutbuf: '0'
- type: float
- vlen: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1116, 324]
- rotation: 0
- state: enabled
- - name: blocks_message_debug_0
- id: blocks_message_debug
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [991, 817]
- rotation: 0
- state: true
- - name: blocks_multiply_const_vxx_0
- id: blocks_multiply_const_vxx
- parameters:
- affinity: ''
- alias: ''
- comment: (1 + R_in / R_gnd + R_in / R_ref)
- const: '1 + resistor_in_ohm / resistor_ground_ohm + resistor_in_ohm / resistor_ref_ohm '
- maxoutbuf: '0'
- minoutbuf: '0'
- type: float
- vlen: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [816, 324]
- rotation: 0
- state: enabled
- - name: blocks_probe_rate_0
- id: blocks_probe_rate
- parameters:
- affinity: ''
- alias: ''
- alpha: '0.15'
- comment: ''
- maxoutbuf: '0'
- minoutbuf: '0'
- mintime: '10000.0'
- type: short
- vlen: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [391, 781]
- rotation: 0
- state: true
- - name: blocks_short_to_float_0
- id: blocks_short_to_float
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- maxoutbuf: '0'
- minoutbuf: '0'
- scale: 1024 / reference_voltage
- vlen: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [483, 324]
- rotation: 0
- state: true
- - name: epy_block_0
- id: epy_block
- parameters:
- _source_code: "import gnuradio\nimport numpy\nimport serial\n\n\nclass ArduinoAnalogReadings(gnuradio.gr.sync_block):\n\
- \ def __init__(\n self, port=\"/dev/ttyUSB0\", baud_rate=115200, buffer_max_length=10,\
- \ timeout=2\n ):\n gnuradio.gr.sync_block.__init__(\n self,\
- \ name=\"Arduino Analog Readings\", in_sig=None, out_sig=[numpy.int16]\n \
- \ )\n self._serial_port = serial.Serial(\n port=port,\
- \ baudrate=baud_rate, bytesize=serial.EIGHTBITS, timeout=timeout\n )\n\
- \ self._buffer_max_length = buffer_max_length\n\n def work(self, input_items,\
- \ output_items):\n # pylint: disable=unused-argument\n buffer\
- \ = self._serial_port.read(\n 2 * min(len(output_items[0]), self._buffer_max_length)\n\
- \ )\n assert len(buffer) % 2 == 0\n buffer_samples_count\
- \ = len(buffer) // 2\n output_items[0][:buffer_samples_count] = numpy.frombuffer(buffer,\
- \ dtype=\">u2\")\n assert output_items[0][:buffer_samples_count].max()\
- \ < 1024, \"lost sync?\"\n return buffer_samples_count\n"
- affinity: ''
- alias: ''
- baud_rate: '115200'
- buffer_max_length: int(sample_rate_hz/4)
- comment: ''
- maxoutbuf: '0'
- minoutbuf: '0'
- port: '''/dev/ttyUSB0'''
- timeout: '2'
- states:
- _io_cache: ('Arduino Analog Readings', 'ArduinoAnalogReadings', [('port', "'/dev/ttyUSB0'"),
- ('baud_rate', '115200'), ('buffer_max_length', '10'), ('timeout', '2')], [],
- [('0', 'short', 1)], '', [])
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [15, 276]
- rotation: 0
- state: true
- - name: qtgui_freq_sink_x_0
- id: qtgui_freq_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'
- average: '1.0'
- axislabels: 'True'
- bw: sample_rate_hz
- 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'
- fc: '0'
- fftsize: '1024'
- freqhalf: 'False'
- grid: 'False'
- gui_hint: ''
- label: Relative Gain
- label1: ''
- label10: ''''''
- label2: ''''''
- label3: ''''''
- label4: ''''''
- label5: ''''''
- label6: ''''''
- label7: ''''''
- label8: ''''''
- label9: ''''''
- legend: 'False'
- maxoutbuf: '0'
- minoutbuf: '0'
- name: '""'
- nconnections: '1'
- showports: 'False'
- tr_chan: '0'
- tr_level: '0.0'
- tr_mode: qtgui.TRIG_MODE_FREE
- tr_tag: '""'
- type: float
- units: dB
- update_time: '0.10'
- width1: '2'
- width10: '1'
- width2: '1'
- width3: '1'
- width4: '1'
- width5: '1'
- width6: '1'
- width7: '1'
- width8: '1'
- width9: '1'
- wintype: firdes.WIN_BLACKMAN_hARRIS
- ymax: '0'
- ymin: '-100'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [897, 459]
- rotation: 0
- state: enabled
- - name: qtgui_number_sink_0
- id: qtgui_number_sink
- parameters:
- affinity: ''
- alias: ''
- autoscale: 'False'
- avg: '0'
- color1: ("black", "black")
- color10: ("black", "black")
- color2: ("black", "black")
- color3: ("black", "black")
- color4: ("black", "black")
- color5: ("black", "black")
- color6: ("black", "black")
- color7: ("black", "black")
- color8: ("black", "black")
- color9: ("black", "black")
- comment: ''
- factor1: '1'
- factor10: '1'
- factor2: '1'
- factor3: '1'
- factor4: '1'
- factor5: '1'
- factor6: '1'
- factor7: '1'
- factor8: '1'
- factor9: '1'
- graph_type: qtgui.NUM_GRAPH_HORIZ
- gui_hint: ''
- label1: Voltage
- label10: ''
- label2: ''
- label3: ''
- label4: ''
- label5: ''
- label6: ''
- label7: ''
- label8: ''
- label9: ''
- max: input_voltage_max
- min: input_voltage_min
- name: '""'
- nconnections: '1'
- type: float
- unit1: V
- unit10: ''
- unit2: ''
- unit3: ''
- unit4: ''
- unit5: ''
- unit6: ''
- unit7: ''
- unit8: ''
- unit9: ''
- update_time: '0.10'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1490, 428]
- rotation: 0
- state: enabled
- - name: qtgui_number_sink_0_0
- id: qtgui_number_sink
- parameters:
- affinity: ''
- alias: ''
- autoscale: 'False'
- avg: '0'
- color1: ("black", "black")
- color10: ("black", "black")
- color2: ("black", "black")
- color3: ("black", "black")
- color4: ("black", "black")
- color5: ("black", "black")
- color6: ("black", "black")
- color7: ("black", "black")
- color8: ("black", "black")
- color9: ("black", "black")
- comment: ''
- factor1: '1'
- factor10: '1'
- factor2: '1'
- factor3: '1'
- factor4: '1'
- factor5: '1'
- factor6: '1'
- factor7: '1'
- factor8: '1'
- factor9: '1'
- graph_type: qtgui.NUM_GRAPH_HORIZ
- gui_hint: ''
- label1: ''
- label10: ''
- label2: ''
- label3: ''
- label4: ''
- label5: ''
- label6: ''
- label7: ''
- label8: ''
- label9: ''
- max: '1024'
- min: '0'
- name: '"Arduino Reading"'
- nconnections: '1'
- type: short
- unit1: ''
- unit10: ''
- unit2: ''
- unit3: ''
- unit4: ''
- unit5: ''
- unit6: ''
- unit7: ''
- unit8: ''
- unit9: ''
- update_time: '0.10'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [452, 499]
- rotation: 0
- state: disabled
- - name: qtgui_time_sink_x_0
- 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: 'False'
- 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(sample_rate_hz*2)
- srate: sample_rate_hz
- 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: float
- update_time: '0.10'
- width1: '2'
- width10: '1'
- width2: '1'
- width3: '1'
- width4: '1'
- width5: '1'
- width6: '1'
- width7: '1'
- width8: '1'
- width9: '1'
- ylabel: Voltage
- ymax: input_voltage_max
- ymin: input_voltage_min
- yunit: '"V"'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1462, 292]
- rotation: 0
- state: enabled
- - name: qtgui_time_sink_x_0_0
- 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: 'False'
- 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(sample_rate_hz*2)
- srate: sample_rate_hz
- 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: float
- update_time: '0.10'
- width1: '2'
- width10: '1'
- width2: '1'
- width3: '1'
- width4: '1'
- width5: '1'
- width6: '1'
- width7: '1'
- width8: '1'
- width9: '1'
- ylabel: Arduino Input Voltage
- ymax: reference_voltage
- ymin: '0'
- yunit: '"V"'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [896, 636]
- rotation: 0
- state: disabled
- connections:
- - [blocks_add_const_vxx_0, '0', qtgui_number_sink_0, '0']
- - [blocks_add_const_vxx_0, '0', qtgui_time_sink_x_0, '0']
- - [blocks_multiply_const_vxx_0, '0', blocks_add_const_vxx_0, '0']
- - [blocks_probe_rate_0, rate, blocks_message_debug_0, print]
- - [blocks_short_to_float_0, '0', blocks_multiply_const_vxx_0, '0']
- - [blocks_short_to_float_0, '0', qtgui_freq_sink_x_0, '0']
- - [blocks_short_to_float_0, '0', qtgui_time_sink_x_0_0, '0']
- - [epy_block_0, '0', blocks_probe_rate_0, '0']
- - [epy_block_0, '0', blocks_short_to_float_0, '0']
- - [epy_block_0, '0', qtgui_number_sink_0_0, '0']
- metadata:
- file_format: 1
|