> I just use NTPort Library. It has a kernel mode driver and a very nice > C/C++ interface similar to direct calls (outp, inp). It allows > me direct IO > control in Windows XP, therefore, programming parallel port is > very simple. I have used the same plugin, my statement about using a parallel port deals with prior experience: getting a PIC project working over a serial has proven less painful then using a parallel port, especially from the "number of wires" point of view. To each his own I suppose. TTYL -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics