DFI-ITOX G7L630-B User Manual page 124

E
Digital I/O Input Sample Code
MOV DX,SIO_DATA
MOV AL,07H
OUT DX,AL
MOV DX,SIO_CON_PORT
MOV AL,0F0H
OUT DX,AL
MOV DX,SIO_DATA
OR AL,0FFH
OUT DX,AL
MOV DX,SIO_CON_PORT
MOV AL,0F1H
OUT DX,AL
MOV DX,SIO_DATA
IN AL,DX
mov DX,SIO_CON_PORT
mov al, 0AAh
out dx, al
;================ RETURN DOS =================
mov ah,4ch
int 21h
end begin
124
;SELECT DEVICE 7 (GAME PORT)
;GPIO1 CONTROL REGISTER
;1 = GPI (ALL SELECT GPI)
;GPIO1 DATA REGISTER
;READ GPI STATUS
;SUPERIO EXIT CONFIG
;return dos
;procdure pclock.asm end