Posted in Arduino Hacks, Fail of the Week Tagged arduino, cardboard, dot matrix, fail of the week, fotw, sand, sand printer ← XYZ Printing Unveils Inkjet-Based Filament Printer ...

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 ...

Impact printers, whether they use dot-matrix technology that uses small pins or daisy-wheel technology that uses a wheel with pre-formed characters like a typewriter, all work by having an element ...

Kenneth picked up an old dot matrix printer from a swap meet for only $5–what a steal! He then used a BeagleBone –basically Texas Instruments’s version of an Arduino board, to connect it to ...

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 ...