In SX Microcontrollers, SX/B Compiler and SX-Key Tool, mike m wrote: http://www.parallax.com/html_pages/downloads/nvcolumns/Nuts_Volts_Download_V1.asp go to the link above and download Nuts N Volts article #22 it has a program done years ago with some of what you may be looking for. It's included with an article about keypad scanning routines. Look at the end of the article for the pinewood derby program, even though it's written for a BS1, you should be able to find some usefull routines in this article. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=86665#m86711 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)