This project uses an HC-SR04 ultrasonic sensor to measure how close an object is. A buzzer and LED react depending on the distance, similar to a car parking sensor. < 10 cm → buzzer and LED stay on.

This project is a smart security system using an Arduino, an ultrasonic sensor, three LEDs, a buzzer, a DC motor, a joystick, and an LCD display. At startup, the system operates in Normal Mode, where ...

This homemade parking sensor was developed using an Arduino, ultrasonic range finder and some other components to guide vehicle parking. One of the main materials used is the Arduino duemilanove which ...

Producing items onto a screen simply by touching the air is a marvelous thing. One way to accomplish this involves four HC-SR04 ultrasonic sensor units that transmit data through an Arduino into a ...

Abstract: A simple robotics project simulated in Tinkercad based on Arduino Uno. It uses ultrasonic sensors for obstacle detection and can do basic movements using DC motors. The primary objective of ...

Abstract: Nowadays, one of the issues for most cities and municipalities is the reduction in environmental cleanliness with relation to waste management. This is because to the maladministration of ...