In this mode, you can interface the HC-SR04 ultrasonic ping sensor with a servo motor and the main board (Only some reward tiers include the extra servo motor PCB and servo motor kit).

Denver Dias, as part of his undergraduate studies, set out to create a new interface to help with environmental awareness for those who cannot see. ... An Arduino polls the ultrasonic sensors and ...

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 ...