Hi Hobie Cat

Just did a forum search on "12f683 serout" ..plenty results like this one
[HTML]http://www.picbasic.co.uk/forum/showthread.php?t=12239&highlight=12f683+serout[/HTML]
Have you maybe tried with the internal clock
[HTML]http://www.picbasic.co.uk/forum/showthread.php?t=11824&highlight=12f683+serout[/HTML]
and a few more tips
[HTML]http://www.picbasic.co.uk/forum/showthread.php?t=8623&highlight=12f683+serout[/HTML]

Hope this helps

Dennis