Apple Desktop Bus


Apple Desktop Bus
   A serial communications link that connects low-speed input devices, such as a mouse or a keyboard, to the computer on the Macintosh SE, II, IIx, IIcx, and SE/30.
   Light pens, trackballs, and drawing tablets may also be connected via the Apple Desktop Bus. Most Apple Desktop Bus devices allow one device to be daisy-chained to the next, up to a maximum of 16 devices.

Dictionary of networking . 2014.