In SX Microcontrollers, SX/B Compiler and SX-Key Tool, bean wrote: 1) The program will work with the SX-Key or a 20MHz resonator. 2) Hmmm, either buttons should work. The program enable the SX pullups but an additional 10K shouldn't matter. The 220 ohm in series shouldn't matter either. 3) You need to press the "fire" button (RA.2) to draw/erase. (Please download again, I accidentally uploaded an old version the first time). Bean. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=137918#m138110 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)