evmdm642_eeprom_i2c.h

dsp中关于I2C 的接收数据的操作

/*
 *  Copyright 2003 by Spectrum Digital Incorporated.
 *  All rights reserved. Property of Spectrum Digital Incorporated.
 */
 
/*
 *  ======== evmdm642_eeprom.h ========
 *
 *  Interface for the CAT24WC256 I2C EEPROM on the EVMDM642 board
 */
#ifndef EVMDM642_EEPROM_
#define EVMDM642_EEPROM_

#ifdef __cplusplus
extern "C" {
#endif

#include <csl.h>

/* EEPROM definitions */
#define EVMDM642_EEPROM_SIZE           0x8000
#define EVMDM642_EEPROM_I2CADDR        0x50

extern I2C_Config myeepromRcvCfg;
extern I2C_Config myeepromXmtCfg;
extern Uint8 index;
extern Uint8 length;
extern Uint8  op;  //used to decide to tansmmit address
extern Uint8 loop;

extern Uint32 addr[2];
extern Uint8 bufferR[64];
extern Uint8 bufferW[64]; 
/* Read data from a range in the EEPROM */
void EEPROM_read(Uint32 src, Uint32 dst, Uint32 length);

/* Write data to a data range in the EEPROM */
void EEPROM_write(Uint32 src, Uint32 dst, Uint32 length);

#ifdef __cplusplus
}
#endif

#endif