In SX Microcontrollers, SX/B Compiler and SX-Key Tool, VelocitąPaola wrote: Just connect them to any I/O pin on the SX and read the inputs as normal. Provided the +2V signal doesn't dip below the 1.4V TTL threshold, you shouldn't have a problem reading the switch positions. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=295195#m295197 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2008 (http://www.dotNetBB.com)