H8S2199R Datasheet, PDF (1189/1222 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2100 Series

Appendix B Internal I/O Registers
H'FFF8: Flash Memory Control Register 1 FLMCR1: FLASH ROM
Bit
:
Initial value :
R/W
:
7
FWE
—*
R
6
SWE1
0
R/W
5
ESU1
0
R/W
4
PSU1
0
R/W
3
EV1
0
R/W
2
PV1
0
R/W
1
E1
0
R/W
0
P1
0
R/W
Program 1
0
1
Program mode cleared (Initial value)
Transition to program mode
[Setting condition] When FWE = 1,
SWE1 = 1, and PSU1 = 1
Erase 1
0
1
Erase mode cleared (Initial value)
Transition to erase mode
[Setting condition] When FWE = 1,
SWE1 = 1, and ESU1 = 1
Program-verify 1
0
Program-verify mode cleared
(Initial value)
1
Transition to program-verufy mode
[Setting condition] When FWE = 1 and SWE1 = 1
Erase-verify 1
0
Erase-verify mode cleared
(Initial value)
1
Transition to erase-verify mode
[Setting condition] When FWE = 1 and SWE1 = 1
Program set-up 1
0
Program set-up cleared
(Initial value)
1
Transition to program set-up status
[Setting condition] When FWE = 1 and SWE1 = 1
Erase set-up 1
0
Erase set-up cleared
(Initial value)
1
Transition to erase set-up status
[Setting condition] When FWE = 1 and SWE1 = 1
Software write enable 1
0
Writes are disabled (Initial value)
1
Writes are enabled
[Setting condition] When FWE = 1
Flash write enable
0
When a low level is input to the FWE pin (hardware-protected state)
1
When a high level is input to the FWE pin
Note: * Determined by the state of the FWE pin.
Rev.2.00 Jan. 15, 2007 page 1145 of 1174
REJ09B0329-0200