For additional information about the FireWire 400 IEEE 1394a and FireWire 800 IEEE 1394b interfaces and the Apple APIs for FireWire software, refer to the resources available at
http://developer.apple.com/firewire
The IEEE 1394a nd 1394b standards are available from the IEEE; you can order that document electronically from the IEEE Standards Department website at
You may also find useful information at the 1394 trade association’s website at