lcd_controller.ino

#include <LiquidCrystal.h>

LiquidCrystal lcd(12, 11, 5, 4, 3, 2); // Arduino pins for the LCD
void setup() 
{
  Serial.begin(9600); // initializing the Serial communication
  lcd.begin(16,2); // initializing the dimensions of LCD
  Serial.println("Enter a website"); // data to be printed
  lcd.setCursor(0,0); // setting the place for the data on LCD
  lcd.print("Enter a website"); // data to be printed
}

char a_byte = 0; // defining a character data for a variable
String a_str = ""; // creating a string having space

void loop() {
  if (Serial.available() > 0) 
  { /*checking if any input is given on the Serial monitor*/    
    a_byte = Serial.read(); /*read if there is any input and save it in the character data type variable*/    

    if (a_byte != '\n') 
    { /*to display the data on the next line one line space is added to the string */
      a_str += a_byte;
    }
    else 
    {
      Serial.println(a_str); // print the string on the serial monitor
      lcd.setCursor(0,1); // setting the place for the data
      lcd.print(a_str); // print the data on the LCD
      a_str = "";
      Serial.println(""); // printing the string having space
    }
  }  
}