Intro to PC - The Bus
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5 terms
Terms | Definitions |
|---|---|
 Bus | - Group of electrical conductors that run parallel to each other - found in multiples of eight (8, 16, 32, 64...) |
| Why a Bus? | - Communications within a computer need to occur at an extremely rapid rate - More information can be moved more quickly through a bus rather than a single wire |
| Purpose of a Bus? | - To provide a common path to transmit information to all parts of the computer - Any device that is connected to the bus can receive or send info to any other part of the computer that is also connected to the bus |
| Internal Buses | - Interlink devices (processors, memory, ports...) mounted directly to the motherboard - Serve a unique function specific to the motherboard |
| How expansion differs from internal | - How expansion buses allow the user to modify some functions of the pc - PCI (peripheral component interconnect) allows you to interface up to five small circuit boards into the ICH |
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