SWCU191 February 2022 CC1311P3 , CC1311R3 , CC2651P3 , CC2651R3 , CC2651R3SIPA
Before any encryption or decryption operation starts, the Key Store module must have at least one key loaded and available for crypto operations. Keys can be loaded only from external memory using a DMA operation. DMAC channel 0 (inbound) is used for this purpose.