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What does cpu include

王林
王林Original
2020-12-01 11:07:4246488browse

cpu includes arithmetic units, controllers, register groups and internal buses. The controller consists of a program counter, an instruction register, an instruction decoder, a timing generator, and an operation controller. It is the "decision-making mechanism" that issues commands, that is, it coordinates and directs the operations of the entire computer system.

What does cpu include

#CPU mainly includes arithmetic units and controllers.

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Description:

The basic components of a computer include central processing unit, memory, and commonly used I/O devices. The CPU is the control center of the computer and is mainly composed of arithmetic units, controllers, register sets, internal buses and other components.

The controller is composed of a program counter, an instruction register, an instruction decoder, a timing generator and an operation controller. It is the "decision-making mechanism" that issues commands, that is, it coordinates and directs the operations of the entire computer system. Its main functions are: fetch an instruction from the memory and indicate the location of the next instruction in the memory; decode or test the instruction and generate corresponding operation control signals to initiate specified actions; command and control the CPU , the flow of data between memory and input and output devices.

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