HD6412240 RENESAS [Renesas Technology Corp], HD6412240 Datasheet - Page 439

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

Internal reset signal *
Legend:
WT/IT
TME
WOVF
Notes:
WDTOVF signal
: Timer mode select bit
: Timer enable bit
: Watchdog timer overflow
1. The internal reset signal is generated only if the RSTE bit is set to 1.
2. 130 states when the RSTE bit is cleared to 0
H'FF
H'00
TCNT count
WT/IT = 1
TME = 1
1
Figure 11.4 Watchdog Timer Operation
H'00 written
to TCNT
WDTOVF and
internal reset are
generated
WDT overflow
132 states *
WOVF = 1
518 states
Rev.3.00 Mar. 26, 2007 Page 397 of 772
2
WT/IT = 1
TME = 1
Section 11 Watchdog Timer
H'00 written
to TCNT
REJ09B0355-0300
Time