IEI Technology AFL3-W10A-AL User Manual page 142

NOTE:
The Watchdog Timer is activated through software. The software
application that activates the Watchdog Timer must also deactivate it
when closed. If the Watchdog Timer is not deactivated, the system will
automatically restart after the Timer has finished its countdown.
EXAMPLE PROGRAM:
; INITIAL TIMER PERIOD COUNTER
;
W_LOOP:
;
MOV
MOV
INT 15H
;
; ADD THE APPLICATION PROGRAM HERE
;
CMP
JNE W_LOOP
MOV
MOV
INT 15H
;
; EXIT ;
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AFL3-W10A/12A/W15A-AL Panel PC
AX, 6F02H ;setting the time-out value
BL, 30 ;time-out value is 48 seconds
EXIT_AP, 1 ;is the application over?
;No, restart the application
AX, 6F02H ;disable Watchdog Timer
BL, 0 ;