Small I2C OLED displays are common nowadays, and thanks to the work of helpful developers, there are also a variety of graphics libraries for using them. Most of them work by using a RAM buffer ...

In fact, I2C is the backbone for a lot of side channels like these – it’s also one of our preferred interfaces for connecting to cool sensors, and in this case, an OLED display! [mitxela ...

It's connected to a SSD1306 OLED display via I2C which provides live feedback of the current light settings. The custom PCBs connect to not only the Pico and screen but also the LEDs, buttons and ...