Why Your OLED Display Flickers (And How to Fix It)

Why Your OLED Display Flickers (And How to Fix It) You connect an OLED display to your Arduino. The first hour, it works perfectly. Then it starts flickering. Or it works at room temperature but flickers when warm. Or it works on your desk but flickers when powered from a battery. OLED display wiring — add a 10µF capacitor directly across VCC and GND pins to stabilize VCOMH and eliminate flicker. You buy a new display. The same problem happens again. The same problem happens again. OLED flicker