IAdsNotifications.TryAddDeviceNotificationEx Method (String, NotificationSettings, Object, Type, .Int32., UInt32.)
Connects a variable to the ADS client. The ADS client will be notified by the AdsNotificationEx event.
Namespace: TwinCAT.Ads
Assembly: TwinCAT.Ads.Abstractions (in
TwinCAT.Ads.Abstractions.dll) Version: 6.0.328+39e3229
Syntax
C#
AdsErrorCode TryAddDeviceNotificationEx(
string symbolPath,
NotificationSettings settings,
Object? userData,
Type type,
int[]? args,
out uint handle
)
Parameters
symbolPath |
Type: System.String |
settings |
Type: TwinCAT.Ads.NotificationSettings |
userData |
Type: System.Object |
type |
Type: System.Type |
args |
Type: .System.Int32. |
handle |
Type: System.UInt32. |
Remarks
Because notifications allocate TwinCAT system resources, a complementary call to TryDeleteDeviceNotification(UInt32) should always called when the notification is not used anymore.