Advantech PCE-5127 User Manual download pdf (Page 91)

PCE-5127/7127 User Manual 82

Dec dx ; Lock NCT6776F

Mov al,0aah

Out dx,al

3. Enable watchdog timer to be reset by mouse

;-----------------------------------------------------------

Mov dx,2eh ; Unlock NCT6776F

Mov al,87h

Out dx,al

;-----------------------------------------------------------

Mov al,07h ; Select registers of 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

In al,dx

Or al,03h

Out dx,al

;-----------------------------------------------------------

Dec dx ; Enable watchdog timer to be reset by mouse

Mov al,0f7h

Out dx,al

Inc dx

In al,dx

Or al,80h

Out dx,al

;-----------------------------------------------------------

Dec dx ; Lock NCT6776F

Mov al,0aah

Out dx,al

4. Enable watchdog timer to be reset by keyboard

;-----------------------------------------------------------

Mov dx,2eh ; Unlock NCT6776F

Mov al,87h

Out dx,al

;-----------------------------------------------------------

Mov al,07h ; Select registers of watchdog timer

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Advantech PCE-5127 User Manual Page 91