Control unit (CU)

From Computer Science Wiki
How does a CPU work?

A control unit coordinates how data moves around a cpu. The control unit (CU) is a component of a computer's central processing unit (CPU) that directs operation of the processor. It tells the computer's memory, arithmetic/logic unit and input and output devices how to respond to a program's instructions.[1]

Control Unit[edit]

  • The control unit obtains data / instructions from memory
  • Interprets / decodes the instructions into commands / signals
  • Controls transfer of instructions and data in the CPU
  • Coordinates the parts of the CPU

Major parts of a CPU[edit]

These videos are truly superb to help you understand parts of a CPU, and how they work.



Standards[edit]

Outline the function of the control unit.

See Also[edit]

References[edit]