We've just released a new update of the PCNC 1100 manual, rev A3-2.
Find it at http://www.tormach.com/documents.html
Many minor fixes and two major revisions of note:
First, a new walkthrough for setting up tool tables, Chapter 6
Second, new expanded G-codes descriptions with graphics and sample codes, Chapter 7.
You can also see find the G-codes on the web with downloadable example code snippets at