Turns the ultimarc spintrak spinners into either USB mouse x-axis mode or left-stick-x-axis mode, using an Arduino Pro Micro. The arduino also works as an arcade button+stick encoder as well. Giving ...

This is a library and example code with which one can controll multiple rotary encoders over the MCP23017 I2C GPIO expander. The basic idea is that rotary encoders are either polled or read using ...

What is a rotary encoder? A rotary encoder (RT) is a device that you can rotate infinitely. On most rotary encoders, when you rotate them you will feel a bump (known as steps), and most RTs have about ...