December 2002
Beginner to intermediate
808 pages
23h 40m
English
ADB stands for Apple Desktop Bus. A bus is a system of hardware, software, and wiring that lets all the different parts of your computer communicate with each other. There are different kinds of buses, and the ADB is specifically for input devices. An input device includes those items you input information into the computer with, such as a keyboard, mouse, trackball, joystick, or drawing tablet.
This is what an ADB port looks like, and the symbol that identifies it.

So most commonly, the ADB ports are where you connect your keyboard and mouse. Many Macs have only one ADB port on the back of the machine, plus one or two ADB ports ...
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