What is control bus in microprocessor?

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chetan shidling asked 5 years ago

I need short information.

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chetan shidling answered 5 years ago

The control bus as the name indicates allows the microprocessor in the main, to control the rest of the system.

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chetan shidling answered 5 years ago

The control bus may have up to 20 lines but has four main control signals. These are read, write, input/output request and memory request.