>The FDTI chip normaly emulates a comport, While I agree this is true for the FT232 serial chips, I am not sure about the FT245. I was assuming it looked like a parallel printer port to the OS. >and Mchip has a Comport driver and FW as well. >I think however that a HID driver and FW is a better choice. Well, I was figuring on emulating the FT245, to save driver development. I do not know (and so far haven't got the time to investigate) precisely how the Labview driver handles the FTDI dll. It may be all much easier than I suppose, as the original article does seem to say it is reasonably simple in that area. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist