A small tutorial for interfacing a ultrasonic sensor with arduino this uses a sensor called HC-SR04 which sends ultrasonic waves to detect objects in front of it.

1x Arduino UNO or Genuino UNO 1x USB 2.0 cable type A/B 1x Ultrasonic Sensor 1x LED 1x 220 ohm resistor 1x Breadboard 1x Jumper Wires 1x (Optional) 9V Power Adapter for Arduino 1x (Optional) Screw ...

The ultrasonic sensor with Arduino allows us to measure distances through ultrasound. It is very common to find this type of sensor in today’s cars. The objective is to show how we can build real ...

The complete Arduino Levitation circuit is shown below and the working principle of the circuit is very simple. The main component of this project is an Arduino, L239D motor driving IC, and ultrasonic ...

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 ...

Project Hardware Software Selection Arduino Uno - It is a microcontroller that gives commands to the robot. Motor driver - It helps to control the motor attached to the robot, it is connected with ...

Ultrasonic Sensor Explorer (USE) is a cheap mobile robot for mapping. Instead of expensive laser sensor, it uses cheap ultrasonic sensor HC-SR04 with range up to 4 meters. The chassis of the robot is ...