Mach3 sends step and direction signals through the parallel port, but DeskCNC sends the step/dir signals from their board, so it's required, and makes DeskCNC about $200 more than Mach3. There are also 2 very good Mach Support groups, and thousands of users that help out.
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Gerry
Mach3 2010 Screenset
http://home.comcast.net/~cncwoodworker/2010.html
(Note: The opinions expressed in this post are my own and are not necessarily those of CNCzone and its management) |