In computing, a peripheral bus is a
computer bus
In computer architecture, a bus (shortened form of the Latin '' omnibus'', and historically also called data highway or databus) is a communication system that transfers data between components inside a computer, or between computers. This ex ...
designed to support
computer peripherals like
printers and
hard drives. The term is generally used to refer to systems that offer support for a wide variety of devices, like
Universal Serial Bus, as opposed to those that are dedicated to specific types of hardware. Serial AT Attachment, or
SATA is designed and optimized for communication with
mass storage devices.
This usage is not universal, some definitions of peripheral bus include any bus that is not a
system bus
A system bus is a single computer bus that connects the major components of a computer system,
combining the functions of a data bus to carry information, an address bus to determine where it should be sent or read from, and a control bus to dete ...
, including examples like
PCI
PCI may refer to:
Business and economics
* Payment card industry, businesses associated with debit, credit, and other payment cards
** Payment Card Industry Data Security Standard, a set of security requirements for credit card processors
* Pro ...
.
"Peripheral bus"
/ref> Others treat PCI and similar systems as a third category, the expansion bus.
Examples
* Universal Serial Bus (USB)
*FireWire
IEEE 1394 is an interface standard for a serial bus for high-speed communications and isochronous real-time data transfer. It was developed in the late 1980s and early 1990s by Apple in cooperation with a number of companies, primarily Sony an ...
*ACCESS.bus ACCESS.bus, or A.b for short, is a peripheral-interconnect computer bus developed by Philips and DEC in the early 1990s, based on Philips' I²C system. It is similar in purpose to USB, in that it allows low-speed devices to be added or removed fro ...
* Apple Desktop Bus
References
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Computer buses