IEI Technology EP-265-GM45, User Manual

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EP-265-GM45/EP-267-GM45 Enrich POS System
Page 123
NOTE:
When exiting a program it is necessary to disable the Watchdog Timer,
otherwise the system resets.
Example program:
; INITIAL TIMER PERIOD COUNTER
;
W_LOOP:
MOV AX, 6F02H
;setting the time-out value
MOV BX, 05 ;time-out value is 5 seconds
INT 15H
;
; ADD THE APPLICATION PROGRAM HERE
;
CMP EXIT_AP, 1
;is the application over?
JNE W_LOOP ;No, restart the application
MOV AX, 6F02H
;disable Watchdog Timer
MOV BX, 0 ;
INT 15H
;
; EXIT ;