Advantech PCE-5130, User Manual

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89 PCE-5130 User Manual
Appendix C
P
rogramming
the
G
PIO
MOV AL,00H ; 01:Input 00:output for GP10~GP17
OUT DX,AL
MOV DX,4EH
MOV AL,F2H ;
OUT DX,AL
MOV DX,4FH
MOV AL,00H ;Set GPIO is normal not inverter
OUT DX,AL;
MOV DX,4EH
MOV AL,F1H
OUT DX,AL
MOV DX,4FH
MOV AL,??H ; Put the output value into AL
OUT DX,AL
------------------------------------------
Exit extended function mode |
------------------------------------------
MOV DX,4EH
MOV AL,AAH
OUT DX,AL