In SX Microcontrollers, SX/B Compiler and SX-Key Tool, bean wrote: Nick, It's not that, it's that he pin acts like a capacitor, and it takes time for it to "charge-up" though the weak pull-up. There is another problem called the "read-modify-write" issue, that you can read about. That is basically the same thing. Bean. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=99039#m99105 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)