In SX Microcontrollers, SX/B Compiler and SX-Key Tool, robotworkshop wrote: Can you describe how your board is wired? Are you using a 4Mhz resonator, 4Mhz Crystal, or the Internal RC for the clock? Will it only run with the SX Key attached or have you tried it stand alone? We need some more details to provide a decent answer. Robert ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=245212#m245216 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)