AdsClientAddDeviceNotificationEx(String, NotificationSettings, Object, Type, Int32) Method

Connects a variable to the ADS client. The ADS client will be notified by the AdsNotificationEx event.


Namespace: TwinCAT.Ads
Assembly: TwinCAT.Ads (in TwinCAT.Ads.dll) Version: 7.0.0+e56d35ccc4675faac24789a4aab60071fc61d470

Syntax

C#

public uint AddDeviceNotificationEx(
    string symbolPath,
    NotificationSettings settings,
    Object? userData,
    Type type,
    int[]? args
)

Parameters

symbolPath  String

Symbol/Instance path of the ADS variable.

settings  NotificationSettings

The Notification settings.

userData  Object

This object can be used to store user specific data (tag data)

type  Type

Type of the object stored in the event argument ('AnyType')

args  Int32

Additional arguments (for 'AnyType')

Return Value

UInt32
The notification handle.

Implements

IAdsNotificationsAddDeviceNotificationEx(String, NotificationSettings, Object, Type, Int32)

Remarks

Because notifications allocate TwinCAT system resources, a complementary call to DeleteDeviceNotification(UInt32) should always called when the notification is not used anymore.

Reference

AdsClient Class AddDeviceNotificationEx Overload TwinCAT.Ads Namespace AdsNotificationEx DeleteDeviceNotification(UInt32) {0} Overload {0} Overload {0} Overload

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