HD6417034B RENESAS [Renesas Technology Corp], HD6417034B Datasheet - Page 373

• Manufacturer Part Number: HD6417034B
• Description: 32-Bit RISC Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 12 Watchdog Timer (WDT)
TCNT
value
Overflow
H'FF
H'00
Time
WT/IT = 1
H'00 written
WOVF = 1
WT/IT = 1
H'00 written
TME = 1
in TCNT
TME = 1
in TCNT
WDTOVF and
internal reset generated
WDTOVF
signal
128
clocks
Internal
reset signal*
512
clocks
WT/IT: Timer mode select bit
TME: Timer enable bit
Note: * The internal reset signal is only generated when the RSTE bit is 1.
Figure 12.4 Operation in Watchdog Timer Mode
Rev. 7.00 Jan 31, 2006 page 347 of 658
REJ09B0272-0700