
628
(Single-power-supply flash memory only)
FLMCR1—Flash Memory Control Register 1
H'80
Flash memory
H8/3437SF
Bit
Initial value
Read/Write
7
FWE
1
R
6
SWE
0
R/W
5
—
0
—
4
—
0
—
3
EV
0
R/W
0
P
0
R/W
2
PV
0
R/W
1
E
0
R/W
Program Mode
0
1
Transition to program mode
[Setting condition]
When SWE = 1
Exit from program mode (initial value)
Erase Mode
0
1
Transition to erase mode
[Setting condition]
When SWE = 1
Exit from erase mode (initial value)
Program-Verify Mode
0
1
Transition to program-verify mode
[Setting condition]
When SWE = 1
Exit from program-verify mode (initial value)
Erase-Verify Mode
0
1
Transition to erase-verify mode
[Setting condition]
When SWE = 1
Exit from erase-verify mode (initial value)
Flash Write Enable
(Controls programming and erasing of flash memory. In the H8/3437SF,
this bit is always read as 1.)
Software Write Enable
0
1
Writes to flash memory enabled
Writes to flash memory disabled (initial value)
Note: The FLSHE bit in WSCR must be set to 1 in order for this register to be accessed.