Datasheet

22.8.7 Status
Name: STATUS
Offset: 0x18
Reset: 0x0X00
Property: –
Bit 15 14 13 12 11 10 9 8
SB
Access
R
Reset x
Bit 7 6 5 4 3 2 1 0
NVME LOCKE PROGE LOAD PRM
Access
R/W R/W R/W R/W R
Reset 0 0 0 0 0
Bit 8 – SB Security Bit Status
Value Description
0
The Security bit is inactive.
1
The Security bit is active.
Bit 4 – NVME NVM Error
This bit can be cleared by writing a '1' to its bit location.
Value Description
0
No programming or erase errors have been received from the NVM controller since this bit
was last cleared.
1
At least one error has been registered from the NVM Controller since this bit was last
cleared.
Bit 3 – LOCKE Lock Error Status
This bit can be cleared by writing a '1' to its bit location.
Value Description
0
No programming of any locked lock region has happened since this bit was last cleared.
1
Programming of at least one locked lock region has happened since this bit was last cleared.
Bit 2 – PROGE Programming Error Status
This bit can be cleared by writing a '1' to its bit location.
Value Description
0
No invalid commands or bad keywords were written in the NVM Command register since this
bit was last cleared.
1
An invalid command and/or a bad keyword was/were written in the NVM Command register
since this bit was last cleared.
SAM D21 Family
NVMCTRL – Nonvolatile Memory Controller
© 2018 Microchip Technology Inc.
Datasheet Complete
DS40001882D-page 402