#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,16,2); 




#include <Keypad.h>

const byte ROWS = 4; //four rows
const byte COLS = 4; //four columns

char keys[ROWS][COLS] = {
  {'1','2','3','A'},
  {'4','5','6','B'},
  {'7','8','9','C'},
  {'*','0','#','D'}
};

byte rowPins[ROWS] = {9, 8, 7, 6}; //connect to the row pinouts of the keypad
byte colPins[COLS] = {5, 4, 3, 2}; //connect to the column pinouts of the keypad

//Create an object of keypad
Keypad keypad = Keypad( makeKeymap(keys), rowPins, colPins, ROWS, COLS );

void setup(){
  Serial.begin(9600);
  pinMode(10, OUTPUT);
  pinMode(11, OUTPUT);
   lcd.init();
  lcd.clear();         
  lcd.backlight();      // Make sure backlight is on
}

  
void loop(){
  char key = keypad.getKey();// Read the key
  
  // Print if key pressed
  if (key){
    Serial.print("Key Pressed : ");
    Serial.println(key);
  }
  
if(key == '1'){
  digitalWrite(10, HIGH);
}
if(key == '2'){
  digitalWrite(11, HIGH);
}
else if(key == 'C'){
  digitalWrite(11, LOW);
  digitalWrite(10, LOW);
}
 
 
 
 
 
  if (key){
    Serial.print("Key Pressed : ");
    Serial.println(key);
    lcd.setCursor(5,0);
    lcd.print("LED ON ");
    lcd.clear();
  }
  if(key=='1'){
    digitalWrite(10, HIGH);
    digitalWrite(11, LOW);
    lcd.setCursor(5,0);
    lcd.print("LED ON ");

  }
  if(key=='2'){
    digitalWrite(11, HIGH);
    digitalWrite(10, HIGH);
    lcd.setCursor(5,0);
    lcd.print("LED ON ");

  }
  if(key=='D'){
    digitalWrite(10, LOW);
    digitalWrite(11, LOW);
    lcd.setCursor(5,1);
    lcd.print("LED OFF ");

  }
}