Electronics enthusiasts looking for a way to add a retro LED matrix to their project may be interested in a new piece of hardware which is now available from the Adafruit online store, in the form of ...

Developers, makers and electronic enthusiasts really interested to know that Adafruit is now selling the CharliePlex LED matrix bonnet offering and arrangement of 8×16 Blue LEDs priced at $12.95. The ...

Looking for something with a bit more style than the traditional kitchen timer, [Martin Jonasson] decided to take the last couple of months to design and build his own take on the idea using a rotary ...

LEDs have a special place in every maker's heart, and it's because we all love the ability to create light at moment's notice. Almost every project I have made over the last two decades has included ...

It seems that most of the electrical engineering covered on Hackaday concerns exactly one problem domain: how to blink a bunch of LEDs furiously. There are plenty of LED drivers out there, but one of ...