/*
 * eprom.c
 *
 *  Created on: 11.02.2018
 *      Author: steffen
 */


#include "eprom.h"

void EEPROM_write(unsigned int uiAddress, unsigned char ucData) {
	while(EECR & (1<<EEWE));		// Wait for completion of previous write
	EEAR = uiAddress;				// Set up address and data registers
	EEDR = ucData;
	EECR |= (1<<EEMWE);				// Write logical one to EEMWE
	EECR |= (1<<EEWE);				// Start eeprom write by setting EEWE
}


unsigned char EEPROM_read(unsigned int uiAddress) {
	while(EECR & (1<<EEWE));		// Wait for completion of previous write
	EEAR = uiAddress;				// Set up address register
	EECR |= (1<<EERE);				// Start eeprom read by writing EERE
	return EEDR;					// return eeprom data register
}