In SX Microcontrollers, SX/B Compiler and SX-Key Tool, repnz_cmpsb wrote: If the power supply is close but questionable, a 5.1v or 5.5v zener diode placed right after it would shunt any high points to ground... ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=164894#m166934 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2007 (http://www.dotNetBB.com)