you can use the STM32F446RE Nucleo board's built-in PDM-to-PCM conversion feature. The STM32F446RE includes a Digital Filter for Sigma-Delta Modulators (DFSDM) that can handle PDM audio input.
‎2024-11-0412:36 AM - edited ‎2024-11-0412:38 AM
If it's ant ST microphone, then ST probably provide STM32 examples ...
A complex system that works is invariably found to have evolved from a simple system that worked. A complex system designed from scratch never works and cannot be patched up to make it work.
