The three key areas of difference between microprocessors and microcontrollers are hardware structure, application area, and instruction set characteristics.

The three fundamental components of an electronic computer are internal memory, input/output devices, and this component. The three key areas of difference between microprocessors and microcontrollers ...

The microcontroller incorporates the CPU and additional circuits in an integrated circuit chip to make a complete microcomputer system, whereas the microprocessor is a single-chip CPU.