Two custom Nixie driver boards are each host to an Arduino Pro Micro, and [Tavis] has made the PCB design available for those wishing to build their own Nixie projects.

Solder the DIP-16 socket or 74HC165 directly to the PCB with the identifying indented notch on Pin 1 pointing towards the left where the "O" on the PCB is. Solder the Arduino (pro) Micro to the bottom ...

So it's great once you've finished up a prototype on an official Arduino UNO and want to make the project smaller. This is the CAD & PCB data for the Adafruit Pro Trinket 5V and 3.3V versions. The PCB ...

Posted in Arduino Hacks Tagged arduino, arduino pro micro, cherry mx, controller, k-shoot mania, optical encoder, voltex New Micro YARH.IO Designed For Skilled Operators January 5, 2021 by Tom ...