why we use external oscillator in 8051 microcontroller ??

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why we use external oscillator in 8051 microcontroller ??..

Answer / ashish kumar gupta

for providing fixed operating frequency to processing of
microcontroller, so we can say that oscillator provide fixed
frequency to microcontroller. frequency depends upon crystal
oscillator what u are using.

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why we use external oscillator in 8051 microcontroller ??..

Answer / sunny

to reduce the noise

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8 Yes

21 No

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