#include <EEPROM.h>

const int ledPin = 13;
const int blinkDelay = 500;
const int eepromAddress = 0;

int blinkCount = 0;

void setup() {
  pinMode(ledPin, OUTPUT);
  blinkCount = EEPROM.read(eepromAddress);
}

void loop() {
  for (int i = 0; i < blinkCount; i++) {
    digitalWrite(ledPin, HIGH);
    delay(blinkDelay);
    digitalWrite(ledPin, LOW);
    delay(blinkDelay);
  }
  EEPROM.write(eepromAddress, blinkCount);
  blinkCount = 0;
  delay(1000);
}