Following are functions relating to Tags:
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Adds a callback function to a tag subscription. |
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Reads an attribute value of a tag subscription. |
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| SubscriptionGetInfo | Reads the specified text information about a subscribed tag. |
| SubscriptionGetQuality | Reads quality of a subscribed tag. |
| SubscriptionGetTag | Reads a value, quality and timestamps of a subscribed tag. |
| SubscriptionGetTimestamp | Reads the specified timestamp of a subscribed tag |
| SubscriptionGetValue | Reads a value of a subscribed tag. |
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Removes a callback function from a tag subscription |
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| TagDebug | Displays a dialog which allows you to select any configured tag to read or change (write) its value. |
| TagEventFormat | Returns a handle to the format of the data used by the TagEventQueue(). |
| TagEventQueue | Opens the tag update event queue. |
| TagGetProperty | Gets a property for a variable tag from the datasource. |
| TagGetScale | Gets the value of a tag at a specified scale from the datasource |
| TagInfo | Gets information about a variable tag. |
| TagInfoEx | Gets information about a variable tag. |
| TagRamp | Increments a tag by a percentage amount. |
| TagRDBReload | Reloads the variable tag database so when TagInfo is called it picks up online changes to the tag database. |
| TagRead | Reads a variable from an I/O Device. |
| TagReadEx | Reads the value, quality and timestamp of a particular tag element. |
| TagScaleStr | Gets the value of a tag at a specified scale. |
| TagSetOverrideBad | Sets a quality Override element for a specified tag to Bad Non Specific. |
| TagSetOverrideGood | Sets a quality Override element for a specified tag to Good Non Specific. |
| TagSetOverrideUncertain | Sets a quality Override element for a specified tag to Uncertain Non Specific. |
| TagSetOverrideQuality | Sets a quality Override element for a specified tag. |
| TagSubscribe | Subscribes a tag for periodic monitoring and event handling. |
| TagUnsubscribe | Unsubscribes a tag for periodic monitoring and event handling. |
| TagWrite | Writes to an I/O Device variable |
| TagWriteEventQue | Opens the tag write event queue. |
See Also