Advantech PCE-7129 User Manual page 95

Inc dx
In al,dx
And al,not 08h
Out dx,al
;-----------------------------------------------------------
Dec dx ; Set timeout interval as 10 seconds and start counting
Mov al,0f6h
Out dx,al
Inc dx
Mov al,10 ; 10 seconds
Out dx,al
;-----------------------------------------------------------
Dec dx ; Lock NCT6776D
Mov al,0aah
Out dx,al
2. Enable watchdog timer and set 5 minutes as timeout interval
;-----------------------------------------------------------
Mov dx,2eh ; Unlock NCT6776D
Mov al,87h
Out dx,al
Out dx,al
;-----------------------------------------------------------
Mov al,07h ; Select registers of watchdog timer
Out dx,al
Inc dx
In al,dx
Or al,08h
Out dx,al
;-----------------------------------------------------------
DEC DX
MOV AL,2DH
OUT DX,AL
INC DX
MOV AL,00H
OUT DX,AL
;----------------------------------------------------------
DEC DX
MOV AL,2DH
OUT DX,AL
INC DX
MOV AL,00H
OUT DX,AL
;----------------------------------------------------------
DEC DX
85 PCE-7129/5129/5029 User Manual