What's the difference between microprocessor, microcomputer, microprocessor, cpu and single chip microcomputer?

1, microprocessor: refers to the CPU of the fourth generation of large-scale and very large-scale integrated circuits, which is a simple hardware concept.

2. Microcomputer: refers to a computer whose CPU is a microprocessor.

3. Microcomputer system: refers to a complete computer system, consisting of hardware and software. In other words, the hardware is a microcomputer with the whole software system.

4.CPU: it is the collective name of all computer central processing units.

5. Single chip microcomputer: it is a name classified from the performance scale. Computer scale is divided into supercomputers, large computers, medium-sized computers, small computers, microcomputers, single-board computers and single-chip computers.

In a word: Microprocessor and microcomputer refer to hardware, while microcomputer system emphasizes the unified system of hardware and software, emphasizing that hardware and software are inseparable from the whole computer system.