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 ...

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 ...

So you've already outgrown Arduino's most beginner-friendly ... and adjust the brightness of the LED matrix. There's also a second button on the clock that displays the current day and date ...