Welcome to the Smoothie channel ! Documentation is at http://smoothieware.org/ , source is at https://github.com/arthurwolf/Smoothie ( use the edge branch for the latest stuff ), board is at http://smoothieware.org/smoothieboard . If you have a question please first look into the documentation, there is a lot of it. Please read https://workaround.org/getting-help-on-irc/