uhd_rfnoc_fft.block.yml

id: uhd_rfnoc_fft
label: RFNoC Fast Fourier Transform (FFT) Block

templates:
  imports: |-
    from gnuradio import uhd
  make: |-
    uhd.rfnoc_block_generic(
        self.rfnoc_graph,
        uhd.device_addr(${block_args}),
        "FFT",
        ${device_select},
        ${instance_index})
    self.${id}.set_property('length',       ${fft_length})
    self.${id}.set_property('direction',    ${fft_direction.val})
    self.${id}.set_property('magnitude',    ${fft_magnitude.val})
    self.${id}.set_property('fft_scaling',  ${fft_scaling})
    self.${id}.set_property('shift_config', ${fft_shift_config.val})
  callbacks:
    - set_property('length', ${fft_length})
    - set_property('direction', ${fft_direction.val})
    - set_property('magnitude', ${fft_magnitude.val})
    - set_property('fft_scaling', ${fft_scaling})
    - set_property('shift_config', ${fft_shift_config.val})

parameters:
- id: num_chans
  label: Number of Channels
  dtype: int
  default: 1
  hide: ${ 'part' if num_chans == 1 else 'none'}
- id: block_args
  label: Block Args
  dtype: string
  default: ""
  hide: ${ 'part' if not block_args else 'none'}
- id: device_select
  label: Device Select
  dtype: int
  default: -1
  hide: ${ 'part' if device_select == -1 else 'none'}
- id: instance_index
  label: Instance Select
  dtype: int
  default: -1
  hide: ${ 'part' if instance_index == -1 else 'none'}
- id: fft_length
  label: FFT Length
  dtype: int
  default: 256
- id: fft_direction
  label: FFT Direction
  dtype: enum
  default: 'FORWARD'
  options: ['REVERSE', 'FORWARD']
  option_labels: ['Reverse', 'Forward']
  option_attributes:
    val: [0, 1]
- id: fft_magnitude
  label: FFT Magnitude Mode
  dtype: enum
  default: 'COMPLEX'
  options: ['COMPLEX', 'MAGNITUDE', 'MAGNITUDE_SQUARED']
  option_labels: ['Complex', 'Magnitude', 'Mag Squared']
  option_attributes:
    val: [0, 1, 2]
- id: fft_shift_config
  label: FFT Shift Configuration
  dtype: enum
  default: 'NORMAL'
  options: ['NORMAL', 'REVERSE', 'NATURAL']
  option_labels: ['Normal', 'Reverse', 'Natural']
  option_attributes:
    val: [0, 1, 2]
- id: fft_scaling
  label: FFT Scaling Schedule
  dtype: int
  default: 1706
  hide: part

inputs:
- domain: rfnoc
  dtype: 'sc16'
  vlen: 1
  multiplicity: ${num_chans}

outputs:
- domain: rfnoc
  dtype: 'sc16'
  vlen: 1
  multiplicity: ${num_chans}

file_format: 1