In SX Microcontrollers, SX/B Compiler and SX-Key Tool, bean wrote: Chris, Try adjusting the OSCxxx setting on the device line. Sometimes that fixes "flakey" resonators/crystals. A 20 MHz resonator should work at either OSCHS1 or OSCHS2, but you might try OSCXT2 also. Bean. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=262926#m262933 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)