>> >>3. Read Magnetic card strip. All 3 tracks. (not sure whether to >> do in ttl or rs232). > >I don't know anything about the format in which the data is stored on the >strip, but I would immagine that it is independent of the rate at which the >card is swiped past the magnetic head. I would think this because, if this I was once going to tackle a similar problem, and I have several text files explaining the data encoding. I however do not have them here at work. I will find them tonight and send them your way. Brad ______________________________________________________________________ Brad Stockdale GreenePA.Net is a GreenePA Support Team service of Within support@greenepa.net Technology, Inc. 852-2599