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 ...

All of these projects either use minimal components ... and B) with only an Arduino UNO, ultrasonic sensor, force-sensitive resistor (or push button), and piezo buzzer. The tone generated depends ...

Enclosed are the ultrasonic ... sensor and an LED indicating the power status. On the other side of the CAT5 cable can be found an Arduino compatible board with an XBee shield and a 9V battery ...

This microcontroller is at the heart of countless impressive projects like ... The code includes two Arduino libraries: one for the servo and another for the ultrasonic sensors.

We've all see those white canes that some people with visual impairments use. They click them on things and ... some vibrating boxes that you put in your pockets. An Arduino polls the ultrasonic ...

While a well-known use of this is sonar, ultrasonic sensors can also be put to use to make a radar-like system. This ultrasonic radar project is ... field-of-view and an Arduino takes and records ...