Uploaded January 2015 | Updated September 2026, 1 week ago

---

Playing with an OLED display I bought from China for $4.30.
I wrote a small sketch to draw a test pattern using AdaFruit GFX library, then I kept going and animated it. Looks amazing for such an inexpensive display.

Code from the video:
github.com/hwiguna/g33k/blob/master/ArduinoProjects/2015/_Done/099-Arduino_OLED_Display/HariChord/HariChord.ino