Define embedded system and what are itsmain charactristics

Embedded system is defined as, it is the combination of between hardware and software which performed various specific tasks. It is a dedicated functions which contain large electrical and mechanical components. Basically it is the real time computing constraint.

Example: Printers, washing machine and automobiles.

Characteristics of embedded system are:

It is performed single function and specific operations. It is based on microprocessor and micro controller. Software are used for flexibility and good features and hardware are used for the security purpose and better performance.