Watchdog Timer Disabled - FabiaTech FX5612 User Manual

Small cube system fanless series
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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
45
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