Contec GMB-AQ47000 Reference Manual page 77

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Appendix
GMB-AQ47000 Reference Manual
MOV AL,0FH ;0FH=15Sec
;----------------------------------------------------------------------------------
OUT DX,AL
;---------------------------------------
;Exit the extended function mode
;---------------------------------------
MOV DX,2EH
MOV AL,AAH
OUT DX,AL
;==============
;<WDT STOP>
;==============
;-----------------------------------------
;Enter the extended function mode
;-----------------------------------------
MOV DX,2EH
MOV AL,87H
OUT DX,AL
OUT DX,AL
;-----------------------------------
;Select logical device WDT(number 8)
;-----------------------------------
MOV DX,2EH
MOV AL,07H
OUT DX,AL
MOV DX,2FH
MOV AL,08H
OUT DX,AL
;-----------------------------------
;Stop count down of WDT
;-----------------------------------
MOV DX,2EH
MOV AL,F1H
OUT DX,AL
MOV DX,2FH
;-----------------------------------
;The data of 00H is stop WDT
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