Rev. 1.0, 02/00, page 1113 of 1141
H'FFF8: Flash Memory Control Register 1 FLMCR1: FLASH ROM
7
FWE
—
*
R
6
SWE1
0
R/W
5
ESU1
0
R/W
4
PSU1
0
R/W
3
EV1
0
R/W
0
P1
0
R/W
2
PV1
0
R/W
1
E1
0
R/W
Note: * Determined by the state of the FWE pin.
Program1
Software write enable
Writes are disabled
(Initial value)
Writes are enabled
[Setting condition] When FWE = 1
0
1
Flash write enable
When a low level is input to the FWE pin (hardware-protected state)
When a high level is input to the FWE pin
0
1
Erase-verify1
Erase-verify mode cleared
(Initial value)
Transition to erase-verify mode
[Setting condition] When FWE = 1 and SWE1 = 1
0
1
Program-verify1
Program-verify mode cleared
(Initial value)
Transition to program-verufy mode
[Setting condition] When FWE = 1 and SWE1 = 1
0
1
Program set-up1
Program set-up cleared
(Initial value)
Transition to program set-up status
[Setting condition] When FWE = 1 and SWE1 = 1
0
1
Erase set-up1
Erase set-up cleared
(Initial value)
Transition to erase set-up status
[Setting condition] When FWE = 1 and SWE1 = 1
0
1
Erase1
Erase mode cleared
(Initial value)
Transition to erase mode
[Setting condition] When FWE = 1,
SWE1 = 1, and ESU1 = 1
0
1
Program mode cleared (Initial value)
Transition to program mode
[Setting condition] When FWE = 1,
SWE1 = 1, and PSU1 = 1
0
1
Bit
Initial value
R/W
:
:
: