From OpenDMX.net

[edit] Forums or other information resources on the net

http://www.blue-room.org.uk/wiki/Main_Page

http://thedmxwiki.com/ Has started, misc. terms explained, like CMY and RGB color mixing.

http://stagecraft.theprices.net/ The stagecraft mailing list, thousands of email threads per year! All technical stuff is discussed, from safety to cabling.

http://ww1.microchip.com/downloads/en/AppNotes/01076A.pdf Application note from Microchip on implementing a transmitter and receiver in a PIC microcontroller with assembler code.

If an example for Tx and Rx in assembler for AVR is needed, look here: http://www.hoelscher-hi.de/hendrik/english/demux.htm

If you know a useful resource, related to lighting tech, put it here!