The mojo must flow, after all. That seems to be what ... along with four stepper drivers and interfaces for the Hall-effect sensors needed to home each display. There’s also an RS-485 interface ...

We have seen quite a few DIY joystick designs that use Hall effect sensors, but [Akaki Kuumeri ... that communication is done with an Arduino Pro Micro (with ATmega32U4) whose built-in USB ...