USB Sensors and Actuators

Yoctopuce designs, manufactures and sells USB devices to let your computer sit in the real world. Our USB modules are tiny, easy to install and easy to drive programmatically. Among them you will find:

Application examples, hints and tutorials

A mobile electronic list

Do you remember the Grocery List 2.0 - that little barcode scanner paired with a receipt printer that let you create your shopping list by scanning the items you needed to buy and then print it out right before heading out to the store? Believe it or not, 10 years later, I'm still using this system and am completely satisfied with it - well, almost...

Physical VU meter for monitoring a computer

After 15 years of weekly posts, we're starting to have a hard time finding new, interesting topics. While looking for inspiration, we stumbled upon an old post from 2012 in which we'd built a physical VU meter to display CPU usage, and we figured there must be a simpler way to do it now.