Advantech LGA 1700 User Manual page 104

;-----------------------------------------------------------
Mov al,07h ; Select register of the watchdog timer.
Out dx,al
Inc dx
Mov al,08h
Out dx,al
;-----------------------------------------------------------
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 minutes as the counting unit.
Mov al,0f0h
Out dx,al
Inc dx
In al,dx
Or al,08h
Out dx,al
;-----------------------------------------------------------
Dec dx ; Set the timeout interval as 5 minutes and start counting.
Mov al,0f1h
Out dx,al
Inc dx
Mov al,5
Out dx,al
;-----------------------------------------------------------
Dec dx ; Lock NCT6126D
Mov al,0aah
Out dx,al
3. Enable the watchdog timer to be reset by mouse.
;-----------------------------------------------------------
Mov dx,2eh ; Unlock NCT6126D
Mov al,87h
Out dx,al
Out dx,al
;-----------------------------------------------------------
Mov al,07h ; Select register of the watchdog timer.
Out dx,al
Inc dx
Mov al,08h
Out dx,al
;-----------------------------------------------------------
MIC-770 V3 User Manual 90