Embedded system overview (learning notes)

The basic definition ：

    Embedded system is hardware and software designed to complete complex functions , A computer system that makes hardware and software closely coupled .

characteristic ：

    (1) The kernel of the system is small . for example ：ENEA The company's OSE Public system ( The kernel only has 5KB).

    (2) Strong specificity , It is a special operating system .

    (3) The system is streamlined ,( There is no obvious difference between software and hardware ).

    (4) High real-time operating system software .

Embedded development mode ：

    Cross platform development ( Develop on one platform , Running on another platform ).

    Platform by hardware , Operating system and software development tools .

    Host system ： A system for developing embedded software .

    Target system ： Developed embedded system .