This document contains common rules and design criteria and the specification of interfaces which are common for several topics.
Specific interface specifications to develop OPC clients and/or OPC Servers (e.g., for DataAccess, Alarm&Event Handling or Historical DataAccess) are available as separate documents.
- Fundamentals of the design and characteristics of OPC components.
- Issues that are common to all OPC interfaces.
- Shutdown capability of OPC Servers.
- IOPCCommon, an interface that is also "common" to all types of OPC Servers.
- General information about OPC Server registration.
- Interface for OPC Server Browsing.
- IDL of the common interfaces.