Advantech PCE-7214, User Manual

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PCE-7214 User Manual 62
;--------------------------------------------------------------------------------
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
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 W83627UHG
Mov al,0aah
Out dx,al
3. Enable watchdog timer to be reset by mouse
;--------------------------------------------------------------------------------
Mov dx,2eh
; unlock W83627UHG
Mov al,87h
Out dx,al
Out dx,al
;--------------------------------------------------------------------------------
Mov al,07h
; Select registers of watchdog timer
Out dx,al
Inc dx
Mov al,08h
Out dx,al
;--------------------------------------------------------------------------------