In SX Microcontrollers, SX/B Compiler and SX-Key Tool, mgreen wrote: 1) Connect any sensor ground pins to Vss including sensor pins that are supposed to always be low. 2) Connect the sensor +5V pin to any available SX I/O pin and set that pin to high when you want the sensor on ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=267375#m267377 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)