User manual

ID70 Motherboard User Manual

Note1: Digital I/O Sample Code

//==========================================================

//File of the D_F81865.C

//==========================================================

//This Sample code is for ID70 DIDO configuration

//==========================================================

#include <dos.h>

#include <conio.h>

#include <stdio.h>

#include <stdlib.h>

//==========================================================

#define F81865_INDEX_PORT 0x4E

#define F81865_DATA_PORT 0x4F

#define F81865_UNLOCK 0x87

#define F81865_LOCK 0xAA

#define F81865_GPIO0_IN_OUT 0xF0 //0:input, 1:output

#define F81865_GPIO0_OUT 0xF1 //0:low, 1:high

#define F81865_GPIO0_IN 0xF2 //read only

#if 1 //for DIDO GPIO7(GPIO10) control

#define F81865_GPIO1_IN_OUT 0xE0 //0:input, 1:output

#define F81865_GPIO1_OUT 0xE1 //0:low, 1:high

#define F81865_GPIO1_IN 0xE2 //read only

#endif

#define OUTPUT_MASK 0x0F

#define INPUT_MASK (~OUTPUT_MASK)

//==========================================================

void Unlock_F81865(void);

void Lock_F81865(void);

void Set_F81865_Reg(unsigned char,unsigned char);

unsigned char Get_F81865_Reg( unsigned char REG);

//==========================================================

void ClrKbBuf(void);

void DIDO_Init_Reg(void);