Remote Controlled LEDs with IR Receiver and Arduino

1/*
2 
3  This sketch reads the value from an IR Remote, decodes it  and turns
4  on or off two LEDs accordingly.
5 
6  This program is made by  Shreyas for Electronics Champ YouTube Channel.
7  Please subscribe to this channel.  Thank You.
8 
9*/
10 
11// Including the library
12#include <IRremote.h>
13  
14// Define IR Receiver's output pin
15IRrecv irrecv(3);
16 
17// Decoded results  are saved in 'data' variable
18decode_results data;
19 
20bool state1 = 0;
21bool  state2 = 0;
22int led1 = 8;
23int led2 = 9;
24 
25// Assign the HEX number obtained  from your IR Remote here
26#define btn1 0x0
27#define btn2 0x0
28 
29void setup()  {
30 
31  // Define the pins as output
32  pinMode(led1, OUTPUT);
33  pinMode(led2,  OUTPUT);
34 
35  //Start Serial Communication
36  Serial.begin(9600);
37 
38  // Configure the timer and the state machine for IR reception
39  irrecv.enableIRIn();
40}
41  
42void loop() {
43 
44  if (irrecv.decode(&data)) {  //If the sensor detects  a signal
45 
46    //Prints a decoded value (This value is different for each  button on the remote)
47    Serial.print("0x");
48    Serial.println(data.value,  HEX);
49    delay(1000);
50    irrecv.resume();
51 
52    if (data.value ==  btn1) {
53 
54      //Toggles the boolean value
55      state1 = !state1;
56      digitalWrite(led1, state1);
57 
58      /*
59        These lines prevent  the receiver
60        from reading the same value twice
61      */
62      irrecv.disableIRIn();
63      delay(500);
64      irrecv.enableIRIn();
65 
66    }
67 
68    else if  (data.value == btn2) {
69 
70      //Toggles the boolean value
71      state2  = !state2;
72      digitalWrite(led2, state2);
73      
74      /*
75        These  lines prevent the receiver
76        from reading the same value twice
77      */
78      irrecv.disableIRIn();
79      delay(500);
80      irrecv.enableIRIn();
81  
82    }
83  }
84}
85