int value;
int pin = 13;
void setup()
{
  Serial.begin(9600);
  pinMode(pin, OUTPUT);
  Serial.println("Type 1: Led ON \n Type 0: LED OFF");
}

void loop()
{
  if(Serial.available() > 0){
    value = Serial.read();
    if(value == '1'){
    	digitalWrite(pin, HIGH);
      Serial.println("Led ON");
    }
    else if(value == '0'){
    	digitalWrite(pin, LOW);
      Serial.println("Led OFF");
        
    }
  }
}