Searched refs:DFSDM (Results 1 – 3 of 3) sorted by relevance
1 STMicroelectronics Audio Digital Filter Sigma Delta modulators(DFSDM)3 The DFSDM allows PDM microphones capture through SPI interface. The Audio4 interface is seems as a sub block of the DFSDM device.5 For details on DFSDM bindings refer to ../iio/adc/st,stm32-dfsdm-adc.txt14 Example of a sound card using audio DFSDM node.
7 title: STMicroelectronics STM32 DFSDM ADC device driver14 STM32 DFSDM ADC is a sigma delta analog-to-digital converter dedicated to37 Internal clock used for DFSDM digital processing and control blocks.86 description: Specifies the DFSDM filter instance used.153 Set to 1 to synchronize with DFSDM filter instance 0.201 modulator or internal ADC output to DFSDM channel.244 modulator or internal ADC output to DFSDM channel.
57 #define DFSDM 44 macro