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 various types of electronic display panels. The LED ...

[Tim Anderson] whipped up this nixie tube display ... wire wrapping wasn’t an option here. That board on the left is the 180V power supply for the tubes with an AVR chip running the Arduino ...

Normally driving an LCD requires seven connections to pins on the display, but by using a shift register, [Phillip Warner] at Arduino Playground was able to drive an LCD using only 3 wires.