Iei-integration PM-LX-800 v1.0 Uživatelský manuál stáhnout pdf (Strana 139)

Page 139

PM-LX-800 CPU Card

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

;

; 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 ;

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Iei-integration PM-LX-800 v1.0 Uživatelský manuál Strana 139