In SX Microcontrollers, SX/B Compiler and SX-Key Tool, drnow wrote: I use a 12 volt lead acid battery for working with an SX based system. The actual voltage is at least .5 volts higher most of the time. No problems with either the SX or SX-key. The LM 7805 voltage regulator chips seem to handle it. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=118564#m119380 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2006 (http://www.dotNetBB.com)