In SX Microcontrollers, SX/B Compiler and SX-Key Tool, bean wrote: Can you post your code ? It might be the read-modify-write problem that is commonly known. Bean ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=400054#m400067 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2009 (http://www.dotNetBB.com)