The neon dot matrix displays in pinball machines of this era are finicky devices with a lot of stuff that can go wrong. On powering the display up, [Quinn] noticed a few columns on the left side ...

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

Posted in Microcontrollers Tagged dot matrix, dot matrix display, plasma display ← Turning A Light Off Over The Internet Hackerspace Intros: Null Space Labs In Los Angeles California → ...

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.

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 ...

The UNO R4 WiFi version comes with an Espressif ESP32-S3 module for Wi-Fi and Bluetooth Low Energy connectivity. The bright 12×8 red LED matrix is ideal for creative projects using animations or for ...