// Write a program to interface LCD and Bluetooth module, to exhibit the values received
from mobile handset via Bluetooth on LCD.

#include <LiquidCrystal_I2C.h>
#include <SoftwareSerial.h>

// Set up the LCD
LiquidCrystal_I2C lcd(0x27, 16, 2);  // I2C address 0x27, 16 column and 2 rows

// Set up SoftwareSerial for Bluetooth communication
SoftwareSerial bluetooth(10, 11);  // RX, TX pins for Bluetooth module

void setup() {
  // Start the LCD and Bluetooth
  lcd.begin(16, 2);
  bluetooth.begin(9600);

  // Display a welcome message on the LCD
  lcd.print("Bluetooth LCD");
  lcd.setCursor(0, 1);
  lcd.print("Data: ");

  delay(2000);
  lcd.clear();
}

void loop() {
  // Check if there is data available from the Bluetooth module
  if (bluetooth.available() > 0) {
    // Read the incoming data
    char data = bluetooth.read();

    // Display the received data on the LCD
    lcd.setCursor(6, 1);  // Set cursor to the second line
    lcd.print(data);
  }
}