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

 

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 W83627HF

Mov

al,0aah

 

Out

dx,al

 

3.Enable watchdog timer to be reset by mouse ;-----------------------------------------------------------

Mov dx,2eh

; unlock W83627H

Mov al,87h

 

Out dx,al

 

99

AppendixA

Page 117
Image 117
Advantech PCA-6186 user manual AppendixA