Advantech PCA-6187 user manual Dec dx

;-----------------------------------------------------------
Dec dx		; Enable the function of watchdog timer
Mov	al,30h
Out	dx,al
Inc	dx
Mov	al,01h
Out	dx,al
;-----------------------------------------------------------
Dec dx		; Set minute as counting unit
Mov	al,0f5h
Out	dx,al
Inc	dx
In	al,dx
Or al,08h
Out	dx,al
;-----------------------------------------------------------
Dec dx		; Set timeout interval as 5 minutes and start counting
Mov	al,0f6h
Out	dx,al
Inc	dx
Mov	al,5
Out	dx,al
;-----------------------------------------------------------
Dec dx		; lock W83627HF
Mov	al,0aah
Out	dx,al

3.Enable watchdog timer to be reset by mouse ;-----------------------------------------------------------

Mov dx,2eh	; unlock W83627H
Mov al,87h
Out dx,al

95 AppendixA