In SX Microcontrollers, SX/B Compiler and SX-Key Tool, cory33 wrote: Hey, No...it specifies that the USB generates the oscillator.. When I do a read device after I have programmed the chip.. it shows ---Crystal-HS1 ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=352873#m352882 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)