OPC Server的Demo程序（分别用VC、VB编写），包含接口说明文档。-OPC Server Demo procedures (VC, VB prepared), including interface documentation.

This demo is designed to demonstrate some of the performance aspects of the WinTECH Server toolkit. You may create an OPC tag list containing up to 20,000 items. Selections are provided that allow you to utilize some of the performance enhancing opti