Back in the 486 days, it was common to see a “Turbo” button ... 0.96″ SSD1306 OLED. From there it was just a matter of wiring it up to an Arduino and writing some code to display different ...

It shares the same Seeed Studio XIAO ESP32-C3 microcontroller, 0.49 inch OLED display, and tiny 40 mAh LiPo battery. The only thing that’s really changed, aside from the adjustments necessary ...