why the crystal frequency of 8051 is divide by 12 for its working?

why the crystal frequency of 8051 is divide by 12 for its
working?

Question Posted / alisara52

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why the crystal frequency of 8051 is divide by 12 for its working?..

1 machine cycle need to execute 12 oscillator period in 8051. That is why the crystal freq is divided by 12...

It is a prescaler which is used to execute 1 machine cycle instruction..

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28 Yes

2 No

why the crystal frequency of 8051 is divide by 12 for its working?..

Answer / dinesh naika

To execute each instruction it has to do instruction access,
decoding, alu operations,data transfer & so on. To carry out
all these in integral machine cycle it is divided by 12

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3 Yes

8 No

why the crystal frequency of 8051 is divide by 12 for its working?..

Answer / vijay

11.0592 MHZ

Is This Answer Correct ?

6 Yes

14 No

why the crystal frequency of 8051 is divide by 12 for its working?..

Answer / sharmas

22pf

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2 Yes

27 No

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