>I would VERY much like to have a copy of that, having designed POS >terminals for a good number of years. I could organise a copy of the barcode bit if you want. The whole book is a bit much to copy - it is about 1-1.5 inches thick. It will take me a bit to think which box it is in and dig it out if you want it. -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.