Next the design of embedded real - time operating system used in data acquisition device is discussed . the development of the architecture of operating system is presented . the conclusion that the new technical orientation of embedded operating system is the component - based , scalable operating system is given 其次討論了數據采集裝置中使用的嵌入式實時操作系統的設計,通過回顧操作系統的體系結構的發展,指出基于組件的、高度可配置的操作系統是嵌入式操作系統的發展方向,討論了嵌入式實時操作系統各種功能的實現方法。