In SX Microcontrollers, SX/B Compiler and SX-Key Tool, bean wrote: Marcus & Rodney, I have the code done, but I need to test it. Hopefully I'll be able to do that this weekend. The interrupt runs at twice the baud rate. So if you need 31250 Baud, the interrupt will run at 62500. So at 20Mhz that gives about 320 clocks (the routines should only use about 75-ish clocks). Bean. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=151101#m154482 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)