#include <IRremote.h>

const int pinRecv = 2;
const int pinLed = 3;

// // //

IRrecv receiver(pinRecv);

void setup() {
  receiver.enableIRIn();
  Serial.begin(9600);
  pinMode(3, OUTPUT);
}

void loop() {
  static bool ledStatus = false;

  if (receiver.decode()) {
    if (receiver.decodedIRData.command == 48) {// 1
      ledStatus = !ledStatus;
    }
    receiver.resume();
  }

  digitalWrite(pinLed, ledStatus);
}