If you want to output the 80h byte do this: Comm1.Output = chr$(80h) That's it Friendly Regards Octavio Nogueira =================================================== nogueira@propic2.com ICQ# 19841898 ProPic tools - low cost PIC programmer and emulator http://www.propic2.com =================================================== -----Mensagem Original----- De: sergio zweedijk Para: Enviada em: Sexta-feira, Outubro 01, 1999 11:56 Assunto: PLEASE, HELP ME!!!!!! > HI > I WOUL LIKE TO KNOW HOW TO COMUNICATE TO A PIC (16C71) FROM A VISUAL BASIC > APPLICATION THROUGH AN MSCOMM OBJECT. IF I WANT TO SEND A BYTE (80h) WHAT DO > I HAVE TO WRITE IN MY MSCOMM.OUTPUT STRING? > THE INPUT MODE PROPERTY IS BINARY OR TEXT? > THANKS > > ______________________________________________________ > Get Your Private, Free Email at http://www.hotmail.com