Welcome to the forum TnW.

What kind of machine are you planning to use it on ie. Do you need ATC or dual axis etc. Mil, router or lathe.

What version of linuxcnc? . I see you are loading classic ladder.

Here are the Docs for 2.7 http://linuxcnc.org/docs/2.7/pdf/Lin...umentation.pdf page 33 stepper config wizard