This system puts an end to the dilema with the parallel port, and the G540. This system is portable, plug, and play friendly, and uses the the best components for your business model or hobby.
You now can use 64bit Windows operating systems, with Mach3 as the UC-100 doesn't require the Parallel Port driver you typically had to install to have it work. This is the best all around solution at a price never seen before featuring these components.
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=141100357366&ssPageName=STRK:MESE:IT