Some code from playing around with getting a menu, or set of menus, to work by using a rotary encoder. The output of this is very specifically for a 128x32 OLED display that uses the SSD1306 chip. The ...

The diagram shows the li-po battery connected to the TP4056 module that is then connected with a switch and powers all the components in the circuit ... OLED Display, Connected with pins 8, 9, 10, 12, ...

Arduino Leonardo compatible for easy firmware upgrades and extensions over USB. The UI consists of a small OLED display and a rotary encoder. This is a compact soldering station for the Weller RT tips ...

This affordable DIY timer for productivity enhancement is easy to assemble and has minimal components such as an Adafruit SSD1306 OLED display, a KY-040 rotary encoder, and a D1 Mini board. Along with ...