SWCU192 November 2021 CC1312R7 , CC1352P7 , CC2652P7 , CC2652R7
The µDMA channel 7 is dedicated to transfer ADC samples from the ADC FIFO. For further description, see Section 20.5.2.2.7.
The System CPU and Sensor Controller can request µDMA transfer on channel 8 through AUX_EVCTL:DMASWREQ register. This requires properly setup of µDMA channel 8.