CyberResearch CPEN GX-333-X, Руководство пользователя, Страница: 75 / 98

CyberResearch
®
CPU Cards CPEx GX-333-X
CyberResearch, Inc . 73
25 Business Park Drive P: (203) 483-8815; F: (203) 483-9024
Branford, CT USA www.cyberresearch.com
NOTE:
When exiting a program it is necessary to disable the Watchdog Timer,
otherwise the system will reset.
Example program:
; INITIAL TIMER PERIOD COUNTER
;
W_LOOP:
MOV AX, 6F02H
;setting the time-out value
MOV BL, 30 ;time-out value is 48 seconds
INT 15H
;
; ADD YOUR APPLICATION PROGRAM HERE
;
CMP EXIT_AP, 1 ;is your application over?
JNE W_LOOP ;No, restart your application
MOV AX, 6F02H ;disable Watchdog Timer
MOV BL, 0 ;
INT 15H
;
; EXIT ;