
119
SAM7S Series [DATASHEET]
6175M–ATARM–26-Oct-12
19.3.3
MC Flash Status Register
Register Name:MC_FSR
Access Type:
Read-only
Offset: (EFC0)
0x68
Offset: (EFC1)
0x78
FRDY: Flash Ready Status
0: The EFC is busy and the application must wait before running a new command.
1: The EFC is ready to run a new command.
LOCKE: Lock Error Status
0: No programming of at least one locked lock region has happened since the last read of MC_FSR.
1: Programming of at least one locked lock region has happened since the last read of MC_FSR.
PROGE: Programming Error Status
0: No invalid commands and no bad keywords were written in the Flash Command Register MC_FCR.
1: An invalid command and/or a bad keyword was/were written in the Flash Command Register MC_FCR.
SECURITY: Security Bit Status (Does not apply to EFC1 on the SAM7S512.)
0: The security bit is inactive.
1: The security bit is active.
GPNVMx: General-purpose NVM Bit Status (Does not apply to EFC1 on the SAM7S512.)
0: The corresponding general-purpose NVM bit is inactive.
1: The corresponding general-purpose NVM bit is active.
EFC LOCKSx: Lock Region x Lock Status
0: The corresponding lock region is not locked.
1: The corresponding lock region is locked.
LOCKS 8-15 do not apply to SAM7S128/321/32/161/16.
31
30
29
28
27
26
25
24
LOCKS15
LOCKS14
LOCKS13
LOCKS12
LOCKS11
LOCKS10
LOCKS9
LOCKS8
23
22
21
20
19
18
17
16
LOCKS7
LOCKS6
LOCKS5
LOCKS4
LOCKS3
LOCKS2
LOCKS1
LOCKS0
15
14
13
12
11
10
9
8
–
GPNVM1
GPNVM0
7
65
432
10
–
SECURITY
PROGE
LOCKE
–
FRDY