The official Arduino ... boards using ultrasonic waves rather than radio waves to pass messages. Watch the demonstration video below to learn more about Zola’s project which uses TX and RX ...

Powered by a pair of Arduinos and using transducers ... all sorts of projects. For the transmitter, the ultrasonic transducer is simply tied to one of the digital pins on the Arduino.

This DIY solar tracker project mimics this behavior using three simple ... The code includes two Arduino libraries: one for the servo and another for the ultrasonic sensors. The main code is ...

So you finally decided to hop on the Arduino bandwagon and start making electronic projects as a fun hobby. As a beginner getting started with Arduino, your first instinct is typically to buy a ...

While a well-known use ... project is from [mircemk] who uses a small ultrasonic distance sensor attached to a rotating platform. A motor rotates it around a 180-degree field-of-view and an ...

All you generally need is the Arduino IDE, which already includes most of the popular libraries for interfacing with ...