FUSHENGTEK Technology WG-7302-E38/J19, User Manual

Page: 58 / 60

WG-7302 Page
58
Document Details
WG-7302 User’s Guide
Sample Code
MOV DX, 298H
MOV AL, 04H
OUT DX, AL :Select GPIO Group4
MOV DX, 299H
MOV AL, 0FFH
OUT DX, AL :Set GPIO 0 ~ 7 as Input
MOV DX, 29AH
IN AL,DX :Read GPIO 0 ~ 7 input status
MOV DX,299H
MOV AL, 00H
OUT DX, AL :Set GPIO 0 ~ 7 as Output
MOV DX, 29AH
MOV AL, 0F0H
MOV DX, AL :Set GPIO 0 ~ 3 output low, 4 ~ 7 output high