Description This Arduino project uses an HC-SR04 ultrasonic sensor to measure the distance to an object and visually represents this distance using an array of 8 LEDs. Additionally, a buzzer is used ...

This project is a real-time distance indicator using an HC-SR04 ultrasonic sensor and LEDs to visually represent object proximity. It is designed to provide intuitive feedback for applications like ...

This is an Arduino-based Proximity Sensor circuit wired using the popular ... If everything goes right,you should see the burning eye of the red LED when there is no object in the safe-zone (within 5 ...