This is an Arduino project using an HC-SR04 Ultrasonic Sensor and LEDs to measure the distance of objects, similar to a scale. When an object comes close to the HC-SR04 ultrasonic sensor, it indicates ...

This project demonstrates how to use an HC-SR04 ultrasonic sensor with Arduino and ESP32 to measure distances accurately and integrate them into DIY electronics or IoT projects. The ultrasonic sensor ...

Explore how the integration of a standard ultrasonic sensor, a vibration motor, and one or two microcontrollers resulted in a functional enhancement for a mobility aid. The developed ultrasonic ...

Abstract: The Internet of Things (IoT) has revolutionized home automation, offering higher levels of functionality. This paper presents a smart home automation system that uses different IoT ...

Abstract: This paper provides details about the design and operation of a Collision Avoidance System in smart cars, with the Arduino board as the central control unit, interfaced with an ultrasonic ...