In SX Microcontrollers, SX/B Compiler and SX-Key Tool, VelocitąPaola wrote: If your program uses the internal oscillator, you should be fine without anything additional. If it uses a resonator, then you'll need one of those. When you program the chip, make sure you hit the "Program" button (control + P). Any other command (i.e. run or debug) won't work without the SX-Key attached. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=296298#m296312 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)