int IRSensor = 2; // connect ir sensor to arduino pin 2
int LED = 8; // conect Led to arduino pin 8

#include <SoftwareSerial.h>

SoftwareSerial mySerial(1, 0); // RX, TX


void setup() 
{
  mySerial.begin(9600);
  
  pinMode (IRSensor, INPUT); // sensor pin INPUT
  pinMode (LED, OUTPUT); // Led pin OUTPUT
}

void loop()
{
  int statusSensor = digitalRead (IRSensor);
  
  if (statusSensor == 1){
    digitalWrite(LED, LOW); // LED LOW
      mySerial.println("nothing detected");
  }  
  else
  {
    digitalWrite(LED, HIGH); // LED High
    mySerial.println("detected!!!!!");

  }
  
}