Advantech TPC-1250H Manual de usuario descargar pdf (Pagina 32)

TPC-1250H User Manual 24

Mov al,30h

Out dx,al

Inc dx

Mov al,01h

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 W83627HF

Mov al,0aah

Out dx,al

4. Enable watchdog timer to be reset by keyboard

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

Mov dx,2eh ; unlock W83627H

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

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

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Advantech TPC-1250H Manual de usuario Pagina 32