MC96F6432
118 June 22, 2018 Ver. 2.9
11.3.6 Register Description for Watch Dog Timer
WDTCNT (Watch Dog Timer Counter Register: Read Case) : 8EH
Initial value : 00H
WDTDR (Watch Dog Timer Data Register: Write Case) : 8EH
Initial value : FFH
Set a period
WDT Interrupt Interval=(BIT Interrupt Interval) x(WDTDR Value+1)
NOTE) Do not write “0” in the WDTDR register.
WDTCR (Watch Dog Timer Control Register) : 8DH
Initial value : 00H
Control WDT RESET Operation
Clear WDT Counter (auto clear after 1 Cycle)
Control WDT Clock Selection Bit
BIT overflow for WDT clock (WDTRC disable)
WDTRC for WDT clock (WDTRC enable)
When WDT Interrupt occurs, this bit becomes ‘1’. For clearing bit, write
‘0’ to this bit or auto clear by INT_ACK signal. Writing “1” has no effect.
WDT Interrupt no generation