
19. Memory programming
MC97F6108A User’s manual
202
FESR (Flash Status Register): ECH
7
6
5
4
3
2
1
0
PEVBSY
VFYGOOD
-
-
ROMINT
WMODE
EMODE
VMODE
R
R/W
R
R
R/W
R
R
R
Initial value: 80H
PEVBSY
Operation status flag. It is cleared automatically when operation starts.
Operations are program, erase or verification
0
Busy (Operation processing)
1
Complete Operation
VFYGOOD
Auto-verification result flag
0
Auto-verification fails
1
Auto-verification successes
ROMINT
Flash interrupt request flag. Auto-cleared when program/erase/verify
starts. Active in program/erase/verify completion
0
No interrupt request.
1
Interrupt request.
WMODE
Write mode flag
EMODE
Erase mode flag
VMODE
Verify mode flag