Microcontroller

A microcontroller is a computer-on-a-chip optimised to control electronic devices.

Related Topics:
Computer - Chip

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It is a type of microprocessor emphasizing self-sufficiency and cost-effectiveness, in contrast to a general-purpose microprocessor, the kind used in a PC.

Related Topics:
Microprocessor - PC

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A typical microcontroller contains all the memory and I/O interfaces needed, whereas a general purpose microprocessor requires additional chips to provide these necessary functions.

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Microcontrollers are a component in many kinds of electronic equipment (see embedded system).

Related Topics:
Electronic equipment - Embedded system

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They are the vast majority of all processor chips sold. Over 50% are "simple" controllers, and another 20% are more specialized digital signal processors (DSPs). A typical home in the Western world is likely to have only one or two general-purpose microprocessors but somewhere between one and two dozen microcontrollers. They can be found in almost any electrical device, washing machines, microwave ovens, telephones etc.

Related Topics:
Digital signal processors (DSPs) - Western world - Washing machine - Microwave oven - Telephone

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