Building an Advanced Autonomous and Bluetooth-Controlled Robot Car with Arduino Mega, Ultrasonic Sensors, and Adafruit Motor Shield
Build an advanced autonomous robot car with Arduino Mega, four HC-SR04 ultrasonic sensors, HC-05 Bluetooth, and Adafruit Motor Shield. This step-by-step tutorial covers chassis assembly, wiring, Arduino code, an MIT App Inventor control app, and autonomous obstacle avoidance.