How to Use Ultrasonic Sensor HC-SR04 with Arduino: A Beginner’s Guide
Introduction In this tutorial, we will learn how to use the Ultrasonic Sensor HC-SR04 with Arduino to measure distances accurately. Ultrasonic sensors are perfect for obstacle detection and distance measurement in various DIY electronics projects. We’ll cover how the sensor works, wiring it to the Arduino, and a simple test code to get started. What … Read more