EEPROM snippet for AVR

eeprom.c

#include <avr/io.h>
#include "../include/eeprom.h"

void eepromWrite( unsigned int address, unsigned char data )
{
	//Wait for EEPROM to be ready
	while ( EECR & ( 1 << EEPE ) );

	EEAR = address;
	EEDR = data;

	//Start operation
	EECR |= ( 1 << EEMPE );
	EECR |= ( 1 << EEPE );
}

unsigned char eepromRead( unsigned int address )
{
	//Wait for EEPROM to be ready
	while ( EECR & ( 1 << EEPE ) );

	EEAR = address;

	//Start operation
	EECR |= (1<<EERE);
	return EEDR;
}

eeprom.h

#ifndef EEPROM_H
#define EEPROM_H

extern void eepromWrite( unsigned int address, unsigned char data );
extern unsigned char eepromRead( unsigned int address );

#endif