In SX Microcontrollers, SX/B Compiler and SX-Key Tool, Castrovinci wrote: Hello, I am using just a standard serial cable and wires. I know you should use the max232 but I didnt for the sx28 and sx18. Plus it does send letters ets just the program will just not work. I have the ocs connected to the x2 section and I am not using any external clock. Did I need to? How should my hardware connection be. Any other suggestions? Thanks so much, Tony Castrovinci ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=105724#m105928 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)