In SX Microcontrollers, SX/B Compiler and SX-Key Tool, PJ Allen wrote: OSC4MHZ You are using the internal oscillator. That's not good enough for serial comms. You'll have to use a better timebase (resonator, external crystal, crystal oscillator.) ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=287070#m287074 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2008 (http://www.dotNetBB.com)