In SX Microcontrollers, SX/B Compiler and SX-Key Tool, JonnyMac wrote: You might try a better power supply for the SX -- the LM2940-5 wants at least 6.25 volts in (see [url]http://www.national.com/ds/LM/LM2940.pdf[/url]). Good luck with your experiments. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=4&m=324554#m327049 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2009 (http://www.dotNetBB.com)