I n d u s t r i a l M o t h e r b o a r d
I M B A - Q 7 7
Appendix E Digital Input & Output
E-5
************************************************************************************
#include <stdio.h>
#include <conio.h>
#define SIOIndex
0x2E //Modify for project support 2E/4E
#define SIOData
0x2F //Modify for project support 2F/4F
#define boolean AaeonDigitalInput(int byte LDN, int byte RegNum, int byte
BitNum);
#define void AaeonDigitalOutput(int byte LDN, int byte RegNum, int byte
BitNum, boolean Status);
************************************************************************************
Main(){
// Procedure : AaeonDigitalInput
// Input :
// (byte)LDN :
Logic Device Number Register
// (byte)RegNum : 0x00 ~ 0xFF
//
SuperIO register offset that you want to access
// (byte)BitNum : 0 ~ 7
//
Which bit in register that you want to access
// Output :
// (boolean)Status : When read Digital Input Status, it will return the result
of Pin
// Status.
boolean Status = AaeonDigitalInput(int byte LDN, int byte RegNum, int byte
BitNum);
// Procedure : AaeonDigitalOutput
// Input :
// (byte)LDN : Logic Device Number Register
// (byte)RegNum : 0x00 ~ 0xFF
//
SuperIO register offset that you want to access
// (byte)BitNum : 0 ~ 7
//
Which bit in register that you want to access
// (boolean)Status :
When write Digital Output Status, this value is
the Pin status
//
of Digital Output that you want.
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