const int pinLED= 8;
void setup() {
  pinMode(pinLED, OUTPUT);
}

int timeDelay = 3000;
void loop() {
  for(int i=1; i<=10; i++){
  digitalWrite(pinLED, HIGH);
  delay(500);
  digitalWrite(pinLED, LOW);
  delay(500);
  }
  delay(timeDelay);
}