eeprom.h

来自「AVR系列被广泛应用的单片机MEGA8开发(原理图)及例程」· C头文件 代码 · 共 25 行

/*
**  Header file : eeprom.h
*/
#ifdef _AVR
/* AVR EEPROM access functions */
#ifndef		__EEPROM__H
#define		__EEPROM__H

// These work for devices with more than 256 bytes of EEPROM
int EEPROMwrite( int location, unsigned char);
unsigned char EEPROMread( int);

// These work for devices with 256 or less bytes of EEPROM
int _256EEPROMwrite( int location, unsigned char);
unsigned char _256EEPROMread( int);

void EEPROMReadBytes(int addr, void *ptr, int size);
void EEPROMWriteBytes(int addr, void *ptr, int size);

#define EEPROM_READ(addr, dst)		EEPROMReadBytes(addr, &dst, sizeof (dst))
#define EEPROM_WRITE(addr, src)		EEPROMWriteBytes(addr, &src, sizeof (src))

#endif
#endif