#include <IRremote.h>
#include <LiquidCrystal_I2C.h>
#define receiver_pin 2
IRrecv receiver(receiver_pin);
LiquidCrystal_I2C lcd(0x27,16,2);
void setup() {
  // put your setup code here, to run once:
  pinMode(receiver_pin, INPUT);
  lcd.begin(16,2);
  lcd.print("press a button");
  pinMode(3, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(6, OUTPUT);
  receiver.enableIRIn();
}

void loop() {
  // put your main code here, to run repeatedly:
  if(receiver.decode()){
    lcd.clear();
    lcd.setCursor(8,0);
    //lcd.println(receiver.decodedIRData.command);
  switch(receiver.decodedIRData.command){
    case 104:{lcd.print("0");digitalWrite(3, HIGH);
    digitalWrite(4, HIGH);
    digitalWrite(5, HIGH);
    digitalWrite(6, HIGH);break;}
    case 48:{lcd.print("1");digitalWrite(3, HIGH);
    digitalWrite(4, HIGH);
    digitalWrite(5, HIGH);
    digitalWrite(6, LOW);break;}
    case 24:{lcd.print("2");digitalWrite(3, HIGH);
    digitalWrite(4, HIGH);
    digitalWrite(5, LOW);
    digitalWrite(6, HIGH);break;}
    case 122:{lcd.print("3");digitalWrite(3, HIGH);
    digitalWrite(4, HIGH);
    digitalWrite(5, LOW);
    digitalWrite(6, LOW);break;}
    case 16:{lcd.print("4");digitalWrite(3, HIGH);
    digitalWrite(4, LOW);
    digitalWrite(5, HIGH);
    digitalWrite(6, HIGH);break;}
    case 56:{lcd.print("5");digitalWrite(3, HIGH);
    digitalWrite(4, LOW);
    digitalWrite(5, HIGH);
    digitalWrite(6, LOW);break;}
    case 90:{lcd.print("6");digitalWrite(3, HIGH);
    digitalWrite(4, LOW);
    digitalWrite(5, LOW);
    digitalWrite(6, HIGH);break;}
    case 66:{lcd.print("7");digitalWrite(3, HIGH);
    digitalWrite(4, LOW);
    digitalWrite(5, LOW);
    digitalWrite(6, LOW);break;}
    case 74:{lcd.print("8");digitalWrite(3, LOW);
    digitalWrite(4, HIGH);
    digitalWrite(5, HIGH);
    digitalWrite(6, HIGH);break;}
    case 82:{lcd.print("9");digitalWrite(3, LOW);
    digitalWrite(4, HIGH);
    digitalWrite(5, HIGH);
    digitalWrite(6, LOW);break;}
    default:lcd.clear();
    
  }
    receiver.resume();
  }

}