# Oddball A split keyboard with trackball support. * Keyboard Maintainer: [Alexander Tulloh](https://github.com/atulloh) * Hardware Supported: Oddball PCB and plates, and using an [ADNS9800 and breakout board for mouse](https://www.tindie.com/products/jkicklighter/adns-9800-laser-motion-sensor/) * Hardware Availability: [atulloh.github.io/oddball](https://atulloh.github.io/oddball) Make example for this keyboard (after setting up your build environment): make oddball:default See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).