This is the documentation for the latest (main) development branch of mcuxpresso sdk. If you are looking for the documentation of previous releases, use the drop-down menu on the left and select the desired version.

pdm_sai_multi_channel_edma

Overview

The pdm sai multi channel edma example shows how to use pdm driver with edma:

In this example, pdm gathers two channels’ audio data though edma, then sai sends it to codec, the received DMIC data format,

|CHANNEL0 | CHANNEL1 | CHANNEL2 | …. | CHANNEL0 | CHANNEL 1 | CHANNEL2 |….| CHANNEL0 | CHANNEL 1 | CHANNEL2 |….|

Supported Boards