AO_APB_FILTERING

nRF5340 Product Specification

Address offset: 0xE38

This register holds the AO_APB_FILTERING configuration.

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 D C B A
Reset 0x00000055 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 1 0 1 0 1 0 1
ID R/W Field Value ID Value Description
A

RW

ONLY_SEC_ACCESS_ALLOWED

When this FW controlled field is set, the APB slave accepts only secure accesses

B

RW

ONLY_SEC_ACCESS_ALLOWED_LOCK

When this FW controlled field is set, the ONLY_SEC_ACCESS_ALLOWED field cannot be modified until the next PoR

C

RW

ONLY_PRIV_ACCESS_ALLOWED

When this FW controlled field is set, the APB slave accepts only privileged accesses

D

RW

ONLY_PRIV_ACCESS_ALLOWED_LOCK

When this FW controlled field is set, the APBC_ONLY_PRIV_ACCESS_ALLOWED field cannot be modified until the next PoR