I don't know about this protocol, but Wayne recently wrote in this mailing list about something that might be what you mean.
Search in the KX3 manual and in this mailing list for the AUTOINF menu entry, option RIG CTRL. ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html