RS232 Hex Comm Tool www.rs232pro.com 30 day trial with time-out, but well worth the registration. Let's you send and receive Hex or ASCII, write simple scripts (actually, a batch of pre-defined strings), and works extremely well for the USART testing that I am currently doing! --Joe Jansen -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.