Watchdog Timer Disabled - FabiaTech Fanless Series User Manual

FabiaTech Corporation

Watchdog Timer Disabled

To disable the watchdog timer, simply write a 00H to the watchdog register.
;------------------------------------------------------------------------------------------
; Enter the extended function mode, interruptible double-write
;------------------------------------------------------------------------------------------
Mov dx,2eh
Mov al,87h
Out dx,al
Out dx,al
;------------------------------------------------------------------------------------------------------------------------
; Logical device 8, configuration register CRF5 Bit 3(Sec./Min.), CRF6 Bit 0~7 (Count.)
;------------------------------------------------------------------------------------------------------------------------
Mov al,07h
Out dx,al
Mov dx,2fh
Mov al,08h
Out dx,al
Mov dX,2eh
Mov al,0f5h
Out dx,al
Mov dx,2fh
In al,dx
And al,not c8h
Out dx,al
Mov dx,2eh
Mov al,0f6h
Out dx,al
Mov dx,2fh
Mov al,00h
Out dx,al
;------------------------------------------
; Exit extended function mode
;------------------------------------------
Mov dx,2eh
Mov al,0aah
Out dx,al
; Enter to extended function mode
; Select Logical Device 8 of watchdog tim
;Set second as counting unit
;Set Second or Minute.
; Set Watchdog Timer Disabled
;Exit the extended function mode
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