SELECTKEYSLOT

nRF5340 Product Specification

Address offset: 0x500

Select key slot to be read over AHB or pushed over secure APB when TASKS_PUSH_KEYSLOT is started

Bit number 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ID A A A A A A A A
Reset 0x00000000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
ID R/W Field Value ID Value Description
A

RW

ID

Select key slot ID to be read over AHB, or pushed over secure APB, when TASKS_PUSH_KEYSLOT is started.

NOTE: ID=0 is not a valid key slot ID. The 0 ID should be used when the KMU is idle or not in use.

NOTE: Index N in UICR->KEYSLOT.KEY[N] and UICR->KEYSLOT.CONFIG[N] corresponds to KMU key slot ID=N+1.