摘要
异步系统陷入(AST)是对优先级中断的软件模拟,它是RTU操作系统的一种进程通讯方式。本文介绍了异步系统陷入(AST)的功能,并详细讨论了它的实现过程。
An Asynchronous Systrm Trap (AST) is the softuare analog of a priority in-terrupt. It is a method of interprocess communication on RTU Operating system. In thispaper, the function of Asynchrouous System Trap (AST) is presented, and its implementingprocdure is discussed in detail.
出处
《计算机工程与设计》
CSCD
北大核心
1991年第2期39-43,58,共6页
Computer Engineering and Design