Advantech PPC-3100-RE9A User Manual page 55

;-----------------------------------------------------------------------------
;Set WDT timeout value
;-----------------------------------------------------------------------------
MOV DX, 2EH
MOV AL, F1H
OUT DX, AL
MOV DX, 2FH
MOV AL, 05H
OUT DX, AL; set timeout value as 5s; 00 = timeout disabled
;-----------------------------------------------
;Exit the extended function mode
;----------------------------------------------
MOV DX, 2EH
MOV AL, AAH
OUT DX, AL
47 PPC-3100/3120 User Manual