In SX Microcontrollers, SX/B Compiler and SX-Key Tool, Gamblin wrote: I have experienced weird com port issues with USB ports and specifically serial to USB adapters. I have used a loopback cable with hyperterminal to positively identify a com port and baud rate. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=91868#m93631 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)