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 ...

Most home users have replaced their old dot matrix printers with newer inkjet or laser printers, but they're still used in some industrial and business applications. Epson and Oki are among the ...

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 ...

If there’s one thing we like better around here than old, obscure displays, it’s old, obscure displays with no documentation that need a healthy dose of reverse engineering before they can be put to ...

[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 ...

Dot matrix printers, also known as impact matrix devices, are an older kind of printer that relies on an ink-soaked ribbon similar to that used in a typewriter. These devices were the most common ...