I finished <g> the theory and timing details about the RC5 remotes.  Now
some folks will slow down the pressure... hehe
It includes bit decoding, tables of commands and details how to adjust
the software timing delays using a two channels scope.
Next step will be to include the actual working hardware and software
(receiver/transmitter)...for the At89C2051 <g>.
http://www.ustr.net/infrared/infrared1.shtml
Wagner.