SWCU191 February 2022 CC1311P3 , CC1311R3 , CC2651P3 , CC2651R3 , CC2651R3SIPA
Before DMA shutdown, all output external audio devices (for example, a DAC) should be muted, or silence should the transmitted on output ADx pins.
The DMA must not be stopped while there could be ongoing DMA memory transfer.
When using the internal audio clock source or an external audio clock source that cannot stop unexpectedly, software should use the following procedure to stop the DMA:
When using an external audio clock source that can stop unexpectedly, software should use the following procedure to stop the DMA: