Arduino project integrating a 16x2 or 20x4 LCD display with the Elegoo Mega 2560. ... 🛠️ Required Components • Arduino Mega 2560 (or compatible board) • 16x2 LCD Display • Potentiometer (10kΩ) - for ...

📄 Code Explanation The Arduino sketch follows these steps: Reads ultrasonic sensor data to detect vehicles. Controls the servo motor to open/close the barrier. Updates the LCD display with available ...