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 parking sensor that uses an HC-SR04 ultrasonic sensor to detect the distance between the vehicle and an obstacle and provides visual distance indication using LEDs. 📌 Project ...

This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection purpose. The HC-SR04 module includes ultrasonic ...

Measuring distance without touching anything might sound like advanced robotics, but it's actually one of the most common sensing techniques in electronics. Car parking assistance systems, ...

Makers, developers and enthusiasts building distance related projects may be interested to know that the HC-SR04 ultrasonic sonar distance sensor is now available to purchase directly from the ...