Timing, RFID, and radio-controlled cars

By martinm, in DIY, january 17,2025.

In addition to reading and writing tags, the Yocto-RFID-15693 module API allows you to program a callback that is called every time a tag enters or leaves the antenna field. And these callbacks are time-stamped. It's only a short step from there to using this feature to build a stop-watch application, a step we didn't hesitate to take.

Solar weather station (2024 edition)

By martinm, in DIY, december 27,2024.

Ever since we moved into our new premises, we've been doing our utmost to keep the floor housing all our production machines and component stock at a reasonable level of humidity. For severe peaks in humidity, typically in Summer after a storm, we use a dehumidifier, but for mild cases, we simply open the windows. But you still need to do it at the right time...

Dinner is ready!

By seb, in Programming and DIY, november 03,2024.

At Yoctopuce, some of our developers have teenagers who love video games. At mealtimes, it's sometimes very often difficult to unhook them from their computers, especially when they're playing with headphones. This week, we're going to try and solve this problem the Yoctopuce way.

Upcycling an old fan

By mvuilleu, in DIY, Internet of Things and Measures, september 27,2024.

Almost ten years ago, we showed you how to combat humidity in a room using humidity-controlled ventilation. The system described had just then been installed in a cellar, where it worked efficiently until very recently. Unfortunately, the discovery of mold alerted us to a problem, and a quick check revealed that the system had broken down: the fan controlling the air intake had died.

A decorative IoT and PoE lamp

By martinm, in DIY and Internet of Things, september 13,2024.

To tell you the truth, this week we had planned to continue our series on USB batteries, but it turns out that the associated experiments are taking longer than expected. Actually, this is rather good news, but this also means we had to fall back on an emergency topic...