In SX Microcontrollers, SX/B Compiler and SX-Key Tool, maxwin wrote: Actually... could it be the resonator ? How do I check if it is working ? (I could see the circuit has OSC1 / OSC2 either side and center pin gnd, so I guessed polarity does not matter?) I am using the 50mhz one that came with my sx tech kit. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=158762#m158953 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)