In SX Microcontrollers, SX/B Compiler and SX-Key Tool, herold wrote: Hello Jon, You are right, the problems are on the PC end - exactly with the Realbasic program. I downloaded a serial test program and mesured the port - I get a maximum of 65K per second there, which is great. Probably I need a special DLL to handle the data with Realbasic, I have wrote them an email. Thank you Jon ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=2&m=79610#m80901 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2005 (http://www.dotNetBB.com)