Disclaimer: The code and project was tested with the following versions of the sw:
- Xtensa Xplorer 9.0.20
- Xtensa OCD 15.03
- Core Configuration: hifi3z_lark_RI_2022_10
- Xtensa Build Tools: RI 2022_10
- Lark SDK 3.3.1
In the example attached it configures a simple audio Path DMIC0--> Hifi Core --> DAC.
It is moving the data sample by sample based on the DMA and the FIFO. Look in the Firmware SDK User Guide for more information about the DMA and the FIFO interface in the Data Sync section.