I thought that communication between chip was easier. Does anyone know a simple program for 16F876 to transmit and receive data in an asynchronous way?. I was trying during two weeks and I can't do it. I would appreciate your help. Thanks in advance. __________________________________________________ Do You Yahoo!? Everything you'll ever need on one web page from News and Sport to Email and Music Charts http://uk.my.yahoo.com -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body