The dot matrix clock was built without the use of a regular Arduino board but uses the ATmega168 with Arduino bootloader and assembled on a breadboard. An RTC clock compensated by temperature is used ...

18 year old maker and developer Nikodem Bartnik from Poland, has created and awesome DIY Arduino-based dot-matrix printer, capable of creating art on paper 55 cm wide and as long as you need, thanks ...

When a Minnesota outfit of all-star DIY-ers called 1.21 Jigawatts won this summer's Red Bull Creation Contest, we couldn't wait to have them create a project just for PM readers. Here, a couple of ...

8×8 LED Matrix modules are now widely available, and fortunately they are easy to use with our favorite Arduino microcontroller. 8×8 LED Matrix module have many applications in real life, such as ...

Most of us have an 8x8 LED matrix from one of our Arduino kits. What can we do with them? This module investigates how to use these interesting devices. Along the way, we describe a fun electronics ...

Vehicle part maker Marelli and Osram have teamed up to design a headlamp module with a 20,000 pixel micro-LED array. Each pixel measures 40 x 40µm, and can be individually tuned to form different beam ...

[Credit: The Life of Kenneth] Twitter tickers have been around for a little while now, but this creative use of an old dot matrix printer by a modder named Kenneth is really a fun way to utilize old ...