http://www.cadfamily.com/downinfo/300909.html
OLE for Process Control (OPC™) provides a common method for applicationsto access data from any data source (such as a device or a database) withouthaving to know about the specificity of the device or the database.Applications communicate with OPC servers in a standard way, independentfrom the data source.
The Cim-IO for OPC Interface is used to transfer data between OPC serversand Cim-IO Client programs, such as InfoPlus.21™, DMCplus™, user-writtenCim-IO Client programs, etc.The Cim-IO for OPC Interface consists of a Manager program, which startsand stops the Cim-IO for OPC Servers.
Cim-IO for OPC Servers are processesthat communicate with OPC Servers. One Cim-IO for OPC Server exists foreach OPC Server installed on the system.Cim-IO for OPC Servers receive Cim-IO requests from Cim-IO clients (GET,PUT, UNSOLICITED GET) and send replies to these clients.
No comments:
Post a Comment