HD6412240 RENESAS [Renesas Technology Corp], HD6412240 Datasheet - Page 751

• Manufacturer Part Number: HD6412240
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family / H8S/2200 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

RSTCSR—Reset Control/Status Register
Bit
Initial value
Read/Write
Notes: The method for writing to RSTCSR is different from that for general registers to prevent
accidental overwriting. For details see section 11.2.4, Notes on Register Access.
* Can only be written with 0 for flag clearing.
:
:
:
Watchdog Timer Overflow Flag
R/(W)*
WOVF
0
1
7
0
[Clearing condition]
Cleared by reading RSTCSR when WOVF = 1, then writing 0 to WOVF
[Setting condition]
Set when TCNT overflows (changed from H'FF to H'00) during
watchdog timer operation
Note: * The modules H8S/2245 Group are not reset, but TCNT
RSTE
Reset Enable
R/W
0
1
6
0
Reset signal is not generated if TCNT overflows*
Reset signal is generated if TCNT overflows
Reset Select
and TCSR in WDT are reset.
RSTS
0
1
R/W
5
0
Power-on reset
Manual reset
—
—
4
1
H'FFBE (W) H'FFBF (R)
Rev.3.00 Mar. 26, 2007 Page 709 of 772
—
—
3
1
—
—
2
1
Appendix B Register Field
REJ09B0355-0300
—
—
1
1
—
—
0
1
WDT