The **HC-SR04 Ultrasonic Distance Sensor** is one of the most popular distance measurement modules used in Arduino, ESP32, robotics, and IoT projects. It measures the distance between the sensor and ...
An Arduino-based distance detection project using an HC-SR04 ultrasonic sensor, RGB LEDs, and a buzzer. The system measures the distance to an object and provides visual and audible feedback based on ...
An Arduino-based distance indicator that uses an HC-SR04 ultrasonic sensor and colorful LEDs to visualize object distance in real time. That’s exactly how this project started. I wanted to experiment ...
The Arduino Distance Alarm System is a proximity detection project developed using an Arduino UNO and an HC-SR04 ultrasonic sensor. The system measures the distance of nearby objects and provides ...
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