13COMPUTER PERIPHERAL BUSES

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System buses are not the only buses you’ll find in a computer system. There are many specialized peripheral buses as well. This chapter discusses the SCSI, IDE/ATA, SATA, SAS, FibreChannel, Firewire, and USB buses that connect computers with various peripheral devices.

13.1 The Small Computer System Interface

The Small Computer System Interface (SCSI, pronounced “scuzzy”) is a peripheral interconnection bus used to connect high-speed peripheral devices to personal computer systems. Designed in the early 1980s, the SCSI bus was popularized by its introduction on the Apple Macintosh computer system in the mid 1980s. The ...

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