id: digital_crc32_async_bb label: Async CRC32 parameters: - id: check label: Mode dtype: enum options: ['False', 'True'] option_labels: [Generate CRC, Check CRC] inputs: - domain: message id: in optional: true outputs: - domain: message id: out optional: true templates: imports: from gnuradio import digital make: digital.crc32_async_bb(${check}) file_format: 1