Just wondering if anyone has an opinion or has learned the hard way, the best choice for a 50 to 200 foot data link. Presently its being done RS485, but is that the best choice? Its not multidrop but point to point and preference is to use CAT5 -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist