/// Configure the LED using serial Monitor and display output in LCD
/// 12221263

#include <LiquidCrystal.h>

LiquidCrystal lcd(12, 14, 16, 17, 18, 19);

void setup() {
  // put your setup code here, to run once:
  lcd.begin(16, 2);
  pinMode(13, OUTPUT);
  Serial.begin(9600);
  Serial.println("Enter your input: ");

  lcd.setCursor(0, 0);
  lcd.print("Enter your input: ");
  lcd.autoscroll();
}

void loop() {
  // put your main code here, to run repeatedly:
  if (Serial.available() > 0) {

    String cmd = Serial.readStringUntil('\n');
    lcd.setCursor(0, 0);
    if (cmd == "ON") {
      lcd.clear();
      lcd.print("LED ON!!!");
      digitalWrite(13, HIGH);
    } else if (cmd == "OFF") {
      lcd.clear();
      lcd.print("LED OFF!!!");
      digitalWrite(13, LOW);
    } else {
      lcd.clear();
      lcd.print("Invalid Input. It should only be ON or OFF");
      lcd.autoscroll();
    }
    Serial.println(cmd);
  }
}