Subscribing to Information (OPC A&E)

If your application needs to be informed about events occurring in the process and provided by the OPC Alarms and Events server, it can subscribe to them, and receive notifications.

QuickOPC contains methods that allow you to subscribe to OPC events, change the subscription parameters, and unsubscribe.

See Also

Subscribing to OPC A&E Events

Specifying event filters (OPC A&E)

Changing Existing Subscription (OPC A&E)

Unsubscribing from OPC A&E Events

Refreshing Condition States (OPC A&E)

OPC A&E Notification Event

Using Callback Methods Instead of Event Handlers (OPC A&E)

Browsing for Information (OPC A&E)

Modifying Information (OPC A&E)

Obtaining Information (OPC A&E)

Setting Parameters (OPC A&E)

Imperative Programming Model for OPC Classic A&E

Imperative Programming Model

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