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 ...

Over the summer [ElectroSmash] put the finishing touches on the Arduino Audio Meter, a shield for the Arduino Uno that visualizes various aspects of an incoming audio signal on a set of four 8×8 LED ...

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 ...

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 ...