SWCU194 March 2023 CC1314R10 , CC1354P10 , CC1354R10 , CC2674P10 , CC2674R10
When a single request is detected (not a burst request), the μDMA controller transfers one item and then stops to wait for another request.
Channels 8, 13, 14, and 15 do not respond to a single request because waitonreq is tied low.