Hitachi H8S/2670, Reference Manual

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609
FLMCR1—Flash Memory Control Register 1 H'FFC8 Flash Memory
(F-ZTAT Version Only)
Bit
Initial value
Read/Write
7
FWE
1/0
R
6
SWE
0
R/W
5
ESU
0
R/W
4
PSU
0
R/W
3
EV
0
R/W
2
PV
0
R/W
1
E
0
R/W
0
P
0
R/W
0 Program mode cleared
Transition to program mode
[Setting condition]
When FWE = 1, SWE = 1,
and PSU = 1
Program
1
0 Erase mode cleared
Transition to erase mode
[Setting condition]
When FWE = 1, SWE = 1,
and ESU = 1
Erase
1
0 Program-verify mode cleared
Transition to program-verify mode
[Setting condition]
When FWE = 1 and SWE = 1
Program-Verify
1
0 Erase-verify mode cleared
Transition to erase-verify mode
[Setting condition]
When FWE = 1 and SWE = 1
Erase-Verify
1
0 Program setup cleared
Program setup
[Setting condition]
When FWE = 1 and SWE = 1
Program Setup
1
0 Erase setup cleared
Erase setup
[Setting condition]
When FWE = 1 and SWE = 1
Erase Setup
1
0 Writes disabled
Writes enabled
[Setting condition]
When FWE = 1
Software Write Enable
1
0 When a low level is input to the FWE pin (hardware-protected state)
When a high level is input to the FWE pin
Flash Write Enable
1
Note: Determined by the state of FWE pin.