Contec BX-320-DC700000, Руководство пользователя

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6. Appendix
BX-320 User’s manual
83
;------------------------------------------
;Exit the extended function mode
;------------------------------------------
MOV DX, 2EH
MOV AL, AAH
OUT DX, AL
;================================
;<WDT START : counter set and a start >
;================================
;---------------------------------------------
;Enter the extended function mode
;---------------------------------------------
MOV DX, 2EH
MOV AL, 87H
OUT DX, AL
OUT DX, AL
;------------------------------------------------
;Select logical device WDT(number 8)
;------------------------------------------------
MOV DX, 2EH
MOV AL, 07H
OUT DX, AL
MOV DX, 2FH
MOV AL, 08H
OUT DX, AL
;--------------------------------------------------
;Set time of WDT and start to count down
;--------------------------------------------------
MOV DX, 2EH
MOV AL, F1H
OUT DX, AL
MOV DX, 2FH
;----------------------------------------------------------------------------------
;The data of an example is 15 seconds.(01H=1sec.- FFH=255sec.)
MOV AL, 0FH ; 0FH = 15Sec.
;-----------------------------------------------------------------------------------
OUT DX, AL
;----------------------------------------