How to Use Ultrasonic Sensor HC-SR04 with Arduino: A Beginner’s Guide

ultrasonic-sensor-arduino

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

Useful Automatic Room Light Control Using Arduino and PIR Sensor HC-SR501

PIR_LED_Arduino

Overview In this project, we are going to create an automatic light control system using an Arduino and PIR sensor. The PIR sensor detects the presence of a person in the room and sends a signal to the Arduino, which then controls the light accordingly. This project is an excellent starting point for beginners who … Read more