摘要： 首先对建立在实时操作系统上的多任务系统进行了一般性的介绍，其次重点对应用软件中任务的划分和构造作了详细的介绍，并提出了划分的一般性原则。最后对几类常见错误的划分及其解决办法作了深入探讨。

关键词: 实时操作系统, 任务划分, 优先级

Abstract: The multitask system in the real-time operating System is introduced in this paper. The task decomposition and its general principles of the application software are proposed in details. Finally, several kinds of incorrect decomposition and their solutions are discussed.

中图分类号: 

• TP311