基于ActiveX技术的OPC Client控件的设计

Design of an OPC Client Control Based on ActiveX Technology

本文提出了基于ActiveX技术的OPC Client数据采集控件的设计思想。在分析了OPC数据存取定制接口规范2.04版本后,设计出控件的基本功能、属性、事件、方法和属性页,并分析了该控件在工厂商业化软件中的应用。

In this paper,a thought of designing an OPC Client Control for data acquisition is presented. Having analyzed the OPC Data Access Custom Interface Specification Version 2.04,the control's basic functions,attributes.events, methods and property pages are designed.Its application to the business software in manufactories is also analyzed.