This firmware (arduino pro micro sketch) is intended for small productions of commercial leds/matrix based devices. It is compatible with ATmega32U4 with Arduino bootloader (Arduino pro micro, Arduino ...

What was your first Arduino program? Probably an LED blinker — that seems to be the “hello world” of microcontrolllers. You probably moved on to things a little more complicated pretty quickly. At ...

Creating music for the Arduino is simple – just use the tone() library – but it truthfully doesn’t sound that great. That’s because this library is monophonic, making chords difficult or at the very ...

As promised in the first part of this article, now it is time to see in detail how we can use the Alphanumeric LCD Display in our Arduino sketches. The idea beside this project is to give a simple ...

The 4xMacropad is a low-cost, open-source hardware 4-key mechanical macro keyboard based on WCH CH552G 8051-compatible USB microcontroller and whose keys can easily be configured from a web browser ...

An Arduino is a popular open-source single-board microcontroller. Learn how to program one and let the possibilities take shape. By The Big Book Of Hacks Published ...

Rob Cai has used and Arduino Uno development Board together with an old VGA display to create an awesome digital representation of the iconic Etch-a-Sketch mechanical drawing toy invented by André ...