Ack! Absolutely -- the computer will be used to re-program the Ford A9L computer, and datalog, and the car will be able to run with the PC disconnected. If I were that dumb, I'd also choose Win 98 first edition, NT or something else as unstable. :-) :-) :-) Cheers, -Neil. > EFI using a sloppy non-real-time hardware type ? I hope that you > intend to control a slave CPU or something like that. Good luck. > > Peter -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads