The E-Paper display base class is a subclass of Adafruit_GFX, to have graphics and text rendering. It needs up to 15kB available RAM to buffer the black/white image for the SPI displays, double for ...
EPDiy is a driver board which talks to affordable E-Paper (or E-Ink) screens, which are usually sold as replacement screens for E-Book readers. Why are they interesting? Easy on the eyes and ...