In SX Microcontrollers, SX/B Compiler and SX-Key Tool, bean wrote: The SX-Key is used to actually re-program the module. The USB port is used to communicate with the module. If you want the module to do it normal functions, there is no need to re-program it. Bean. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=249868#m249870 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2008 (http://www.dotNetBB.com)