www.ti.com
NMPU Registers
481
SPNU563A–March 2018
Submit Documentation Feedback
Copyright © 2018, Texas Instruments Incorporated
System Memory Protection Unit (NMPU)
11.4.12 MPU Region Access Control Register (MPUREGACR)
NOTE: MPUREGACR0-7 registers are memory-mapped to the same address. Which region register
is selected for read/write access is decided by the REGION field in the MPU region number
register (MPUREGNUM).
Figure 11-15. MPU Region Access Control Register (MPUREGACR) [offset = 38h]
31 16
Reserved
R-0
15 11 10 8 7 0
Reserved AP Reserved
R-0 R/WP-0 R-0
LEGEND: R/W = Read/Write; R = Read only; WP = Write in privileged mode only; -n = value after reset
Table 11-15. MPU Region Access Control Register (MPUREGACR) Field Descriptions
Bit Field Value Description
31-11 Reserved 0 Reserved. Reads return 0.
10-8 AP MPU Region Access Permission. This field determines the access permission for memory accesses to
addresses that are in an MPU region.
Read: Returns current value of AP.
Write in Privilege: Defines access permissions.
0 No access.
1h Read/write in privileged mode; No access in user mode.
2h Read/write in privileged mode; Read only in user mode.
3h Read/write.
4h No access.
5h Read only in privileged mode; No access in user mode.
6h Read only.
7h No access.
7-0 Reserved 0 Reserved. Reads return 0.
To Next Page
Loading...
Need help?
General
