论文部分内容阅读
该文提出了采用组件化规范和技术设计组态软件.讨论了组件对象模型的接口内存结构、基本构成, COM库调用机制以及安全性机制等问题.介绍了面向中小型 DCS的具备组件化结构的组态软件 PLC_TOOL的设计与开发工作.“,”： Raise a point of designing configuration software with COM and associative technologies.The memory structure and basic composition of interface,calling mechanism of COM database and security mechanism are described.Also,the designing and developing work of the configuration software－ PLC_TOOL,building with components and facing middle or small type DCS,is analyzed.