The requirement of real time is very high, all control tasks ;ire classified into relatively independent subprogramme by executive frequency and function to time-sharing execute.
发动‘
刊-
性要求很高,将发动
的所有控
任务,按照任务的功能、执行频
、
性划丫分为相对独立的子程序,按照
性要求,分
执行。