MC96F6432
June 22, 2018 Ver. 2.9 121
WTCR (Watch Timer Control Register) : 96H
Initial value : 00H
When WT Interrupt occurs, this bit becomes ‘1’. For clearing bit,
write ‘0’ to this bit or automatically clear by INT_ACK signal. Writing
“1” has no effect.
WT Interrupt no generation
Determine interrupt interval
f
WCK
/(2^14 x (7bit WTDR Value+1))
NOTE) f
X
– System clock frequency (Where fx= 4.19MHz)
f
SUB
– Sub clock oscillator frequency (32.768kHz)
f
WCK
– Selected Watch timer clock
f
LCD
– LCD frequency (Where f
X
= 4.19MHz, WTCK[1:0]=’10’; f
LCD
= 1024Hz)