If you’ve scavenged some random keypads and want to reuse them in a project without the hassle of figuring out the pinouts, then [Cliff Biffle] has an interface module for you.The Keypad Go ...

The main components making up the CIMDIT are a 3-axis joystick module, which can double as a 3D CAD mouse, and a set of buttons, knobs and sliders to enable various functions.