9. Watchdog Timer (WDT)
MC97F6108A User’s manual
80
9.2
WDT block diagram
BIT Overflow
or
BIT Overflow/8
WDTCNT
Watchdog Timer
Counter Register
WDTDR
[8E
H
]
[8E
H
]
comparator
WDTCR
Watchdog Timer
Data Register
Clear
WDTCL
WDTRSON
WDTIFR
Clear
WDTEN
INT_ACK
WDTIF
To Reset
Circuit
BIT Overflow
BIT Clock Source
WDTCK
Figure 26. Watchdog Timer Block Diagram
9.3
Register map
Table 12. Watchdog Timer Register Map
Name
Address
Direction
Default
Description
WDTR
8EH
W
FFH
Watch Dog Timer Register
WDTCR
8EH
R
00H
Watch Dog Timer Counter Register
WDTMR
8DH
R/W
00H
Watch Dog Timer Mode Register