Hi, >You have to make a special serial cable for the Warp-3 board that includes >a jumper to a 5V pin on the Warp-3 board, but it is simple to do and it >works very well. Details, or a pointer to same, would be appreciated. Thanks, Ken -- Ken Griffiths, Research Engineer ken@utig.ig.utexas.edu Institute for Geophysics Fax: (512) 471-8844 4412 Spicewood Springs #600 Phone: (512) 471-0493 Austin, TX 78759 "Any technology distinguishable from magic is insufficiently advanced."