In this example he’s sending strings ... For the transmitter, the ultrasonic transducer is simply tied to one of the digital pins on the Arduino. The receiver is a bit more complex, requiring ...

The transmitter Arduino breaks down a given string into individual characters, and then further converts the ASCII to eight binary bits. These bits are sent out as tones, and are picked up on the ...

He finally arrived at a grid of 100 ultrasonic emitters controlled from an Arduino through a series ... The ornamental bird example he uses for his scanning tests doesn’t quite emerge in ...

Watch the demonstration video below to learn more about the ultrasonic race timer and its creation. Powered by an Arduino Nano development board the sprint time is equipped with a small ePaper ...

This one is an unusual smart home project, potentially - how to monitor a fish tank’s health with an AI-enabled ultrasonic sensor system. The detailed project is highlighted on Hackser.io and features ...