You are a truely wonderful person! Thanks for the help :) problem solved! Ever gratefully, Mark -- View this message in context: http://www.nabble.com/16F877A-port-input---output-problem-tf2078326.html#a5726570 Sent from the MicroControllers - PIC forum at Nabble.com. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist