Arduino programmers, makers and developers that are looking for a small Arduino Programmer device might be interested in the VisiPort2.

It runs on an Arduino Pro Mini knockoff and an RTC module for the sake of simplicity. [Lee] chained NeoPixel strips together in five rows of eight, which allowed him to use a 3×5 font to display ...

This innovative project features a custom PCB that contains all the relevant connections required to program an ATMega328 (including external oscillator), ATTiny, ESP8266, Arduino mini pro, or any ...

The brains of the operation is an Arduino Pro Mini. It controls two MAX7219s that drive the 42 LEDs plus the 7-segment display.