In SX Microcontrollers, SX/B Compiler and SX-Key Tool, tdg8934 wrote: Jon, That explains it. I have the opposite with the 7 Rows LOW (black wires) and the collumns HIGH (red wires). Is it possible to modify the code to invert the lines? Thanks, Timothy Gilmore ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=97747#m97865 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)