#include <LiquidCrystal.h>
int rs=7, en=8, d4=9, d5=10, d6=11, d7=12;
LiquidCrystal lcd(rs, en, d4, d5, d6, d7);

volatile int output = LOW;
int i=0;


void setup() {
  // put your setup code here, to run once:
  lcd.begin(16, 2);
  lcd.setCursor(0, 0);
  lcd.print("Circuit Digest");
  lcd.setCursor(0, 1);
  lcd.print("Arduino Interrupt");
  delay(3000);
  lcd.clear();
  pinMode(13, OUTPUT);


  Serial.begin(9600);

  attachInterrupt(digitalPinToInterrupt(2), button_pressed_1, RISING);
  attachInterrupt(digitalPinToInterrupt(3), button_pressed_2, RISING);
}

void loop() {
  // lcd.clear();
  // lcd.print("Counter: ")
  // lcd.print(i);
  i++;

  delay(1000);
  digitalWrite(13, output);   // Turn LED On or Off based on output
}


void button_pressed_1(){
  output = LOW;
  Serial.println("Interrupt 1");
  // lcd.setCursor(0, 1);
  // lcd.print("Interrupt 1");
}

void button_pressed_2(){
  output = HIGH;
  Serial.println("Interrupt 2");

  // lcd.setCursor(0, 1);
  // lcd.print("Interrupt 2");
}