In SX Microcontrollers, SX/B Compiler and SX-Key Tool, bean wrote: Tony, A I2C slave device must be "listening" at all times. So you can't really make a "command" to do I2C slave. It's something that has to be written into your program. And as Paul has stated, an interrupt would be the easiest way to to it. Bean. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=92575#m92586 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)