利用VB编程通过DDE（Dynamic Data Exchange）与工控系统通讯，实现语音报警功能。

利用VB编程通过DDE（Dynamic Data Exchange）与工控系统通讯，实现语音报警功能。-VB programming through the use of DDE (Dynamic Data Exchange) and the control system communications, voice alarm function.

VB_DDE经典示例,演示了VB的DDE服务端和客户端两部分，以及DDE所有相关属性的功能。无杂乱的无用功能。-VB_DDE classic example of a VB demo of DDE server and client in two parts, as well as DDE functions of all relevant attributes. No clutter of useless features.