In SX Microcontrollers, SX/B Compiler and SX-Key Tool, JonnyMac wrote: Perhaps it would help for you to explain your your circuit/code was doing. I was guessing that you didn't want to miss a serial byte so you had setup the interrupt to trigger on a port b edge, the edge being the start bit from the incoming byte. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=317600#m317940 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2009 (http://www.dotNetBB.com)