Even if surface-mount skills aren’t in your repertoire, chances are pretty good that most of us are at least familiar with SMD stencils. These paper-thin laser-cut steel sheets are a handy way to ...

M5Stack's new Core Matrix packs 256 LEDs, Wi-Fi 6, motion sensing, and an ESP32-C61 into a tiny $30 IoT development kit.

When it comes to LED matrixes, building one is just the first step. Then you have to decide what to display on it. [panjanek] came up with a relatively flexible answer to this question, building an ...