In SX Microcontrollers, SX/B Compiler and SX-Key Tool, JonnyMac wrote: That's very peculiar, Mike. Have you tried with a 50MHz resonator? I realize this is grasping at straws but I don't understand why it would work at one speed and not another, especially with the SHIFTIN and SHIFTOUT functions running at standard speed. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=335694#m342807 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)