Controlling an esp32 with a trackball

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ESP32, Sharp Memory LCD, 6DOF and trackball Confession: I have always used a library/wrapper for working with components. At work, high-level stuff like Go, Python, REST/HTTP is the norm. Writing C, low level communications is not. So when my shiny Pimoroni trackball arrived without an Arduino library: the horror. When I don’t find an Arduino library for a component, it usually turns into a…

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