Meet Yoctopuce

Yoctopuce designs, manufactures and sells USB devices to let your computer sit in the real world, not in the cloud. Our USB modules are tiny, easy to install and easy to drive programmatically. Among them you will find:

And what's smoking ?

Using the HTTP callback mode in PHP

A few weeks ago, we explained how to use our modules with PHP. At the time, we explained how to use PHP in direct mode, but there is another way: the HTTP callback mode. This week, we are going to tell you how to write your first PHP script working in HTTP callback mode.

How to connect NPN and PNP sensors

From time to time, Yoctopuce support receives questions from customers who do not quite know what to do with the three wires coming out of a PNP or NPN sensor. This week, we are going to tell you how these NPN and PNP outputs work, how to connect them, and with which modules.