Hal2Arduino v2

The following instructions apply to CNC users. ( Robotics enthusiasts can just upload the sketch and play.
How to get going in 6 easy steps:

1. Install LinuxCNC or Machinekit on an old (USB enabled) computer.
You can get LinuxCNC for free at LinuxCNC.org

For Debian based Linux distros (Ubuntu, Mint, etc.), you might want to check out the precompiled .deb packages available here:
LinuxCNC buildbot

When using them you...