摘要
本文介绍了嵌入式实时操作系统（Ｅｍｂｅｄｄｅｄ Ｒｅａｌ－Ｔｉｍｅ Ｏｐｅｒａｔｉｎｇ Ｓｙｓｔｅｍ）的应用研究 现状，讨论了ＲＴＯＳ的特征和基本体系结构，以及在此领域的发展方向。
This paper introduces the actuality of the embedded system,Then it exhibits the characteristics and the architecture of the Real-Time Operating System (RTOS)which is the kernel of the embedded system. At last it shows the prospect of the RTOS,
关键词
嵌入式系统
实时操作系统
工具链
Embedded system
Real-Time Operating System
Tool chains
multi-tasking
