15.6.13 Peripheral Non-Secure Status - Bridge B
Important: This register is only
available for PIC32CM LS00/LS60 and has no effect
for PIC32CM LE00.
This register is loaded from UROW at boot.
Reading NONSECB register returns peripheral security attribution status:
Value | Description |
---|---|
0 | Peripheral is secured. |
1 | Peripheral is non-secured. |
Name: | NONSECB |
Offset: | 0x58 |
Reset: | x initially determined from NVM User Row after reset |
Property: | Write-Secure |
Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
Access | |||||||||
Reset |
Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
Access | |||||||||
Reset |
Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
Access | |||||||||
Reset |
Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
USB | HMATRIXHS | DMAC | NVMCTRL | DSU | IDAU | ||||
Access | R/R/R | R/R/R | R/R/R | R/R/R | R/R/R | R/R/R | |||
Reset | x | x | x | x | 1 | 0 |
Bit 5 – USB Peripheral USB Non-Secure
Bit 4 – HMATRIXHS Peripheral HMATRIXHS Non-Secure
Bit 3 – DMAC Peripheral DMAC Non-Secure
Bit 2 – NVMCTRL Peripheral NVMCTRL Non-Secure
The NVMCTRL Peripheral is always secured if BOCOR.SECCFGLOCK == 1 after exiting the Boot ROM (NONSECB.NVMCTRL=0).