i2c.h

来自「MST720-DEMO程序」· C头文件 代码 · 共 41 行

/******************************************************************************
 Copyright (c) 2005 MStar Semiconductor, Inc.
 All rights reserved.

 [Module Name]: I2C.h
 [Date]:	13-Jan-2005
 [Comment]:
   Header file for the I2C BUS module.
 [Reversion History]:
*******************************************************************************/

#ifndef _I2C_H_
#define _I2C_H_

#ifdef _I2C_C_
#define _I2CDEC_
#else
#define _I2CDEC_		extern
#endif

#include "TypeDef.h"

#if I2C_ENABLE
/********************
* EXPORT DATA       *
*********************/
_I2CDEC_ bit g_bI2CError;

/**********************
* FUNCTION PROTOTYPES *
***********************/
#if RS232DBG
_I2CDEC_ BYTE sysI2CReadByte(BYTE slave_addr, BYTE i2c_addr);
_I2CDEC_ void sysI2CWriteByte(BYTE slave_addr, BYTE i2c_addr, BYTE i2c_data);
#endif	// RS232DBG
#if (RM_EEPROM_TYPE < RM_TYPE_SST512)
_I2CDEC_ void sysI2CReadBytes(BYTE slave_addr, BYTE i2c_addr, BYTE i2c_num, BYTE *i2c_data);
_I2CDEC_ void sysI2CWriteBytes(BYTE slave_addr, BYTE i2c_addr, BYTE i2c_num, BYTE *i2c_data);
#endif	// (RM_EEPROM_TYPE < RM_TYPE_SST512)
#endif	// I2C_ENABLE
#endif	// _I2C_H_