If you’ve got an Arduino, a few passive components, and a SSD1306 OLED, then [mircemk] might ... parts into an attractive and functional audio display. The project’s Hackaday.IO page explains ...

This article shows how to use an Arduino Uno/Nano microcontroller with an OLED display module for reading a Type K thermocouple ... Arduino Uno R3 * Readout on Serial Monitor (based on an example ...

So refitting defunct watches has become a hobby for him, and this example is a doozy. It uses an Enigma emulator running on an Arduino ... A small OLED screen peeks through the front bezel ...