#include <EEPROM.h>
int address = 0;
byte value;
int addr = 0;
void setup(){
 Serial.begin(9600);
}
void loop(){
 int val = analogRead(0) / 4;
 EEPROM.write(addr, val);
 address=addr;
 value = EEPROM.read(address);
 Serial.print(address);
 Serial.print("\t");
 Serial.print(value, DEC);
 Serial.println();
 address = address + 1; 
 if (address == 512)
 address = 0;
 addr = addr + 1;
 if (addr == 512)
 addr = 0;
 delay(500);
}