AAEON PFM-540I Rev.А - Manual (Page 51)

P C 1 0 4 C P U M o d u l e P F M - 5 4 0 I
Appendix A Programming the Watchdog Timer A-6
A.2 IT8712F-A Watchdog Timer Initial Program
.MODEL SMALL
.CODE
Main:
CALL Enter_Configuration_mode
CALL Check_Chip
mov cl, 7
call Set_Logic_Device
;time setting
mov cl, 10 ; 10 Sec
dec al
Watch_Dog_Setting:
;Timer setting
mov al, cl
mov cl, 73h
call Superio_Set_Reg
;Clear by keyboard or mouse interrupt
mov al, 0f0h
mov cl, 71h
call Superio_Set_Reg
;unit is second.
mov al, 0C0H
mov cl, 72h
call Superio_Set_Reg