In SX Microcontrollers, SX/B Compiler and SX-Key Tool, _BPM_ wrote: http://www.parallax.com/dl/docs/prod/datast/SX20AC-SX28AC-Data-v1.2.pdf If you look at the SSOP footprint for the SX20. Page 6 of 60. Pin #12 is repeated twice for RB5 and RB6. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=156055 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)