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FB-Name |
UA_SubscriptionProcessed |
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This Function Block is designed to be optionally called to check if monitored items have been published. The use of the function block depends on the underlying system – see notes. |
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VAR_INPUT |
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B |
Execute |
BOOL |
FB operates on each call. |
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B |
SubscriptionHdl |
DWORD |
Subscription handle. |
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B |
Timeout |
TIME |
Time to response. |
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VAR_OUTPUT |
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B |
Done |
BOOL |
FB has completed its task. |
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B |
Busy |
BOOL |
The FB is not finished and new output values are to be expected. |
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B |
Error |
BOOL |
Signals that an error has occurred within the FB. |
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B |
ErrorID |
DWORD |
Error code. |
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B |
Published |
BOOL |
Indicates, that variables have been published since the last call. |
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Notes: It is expected to use this call, if the underlying system WILL publish the values automatically. Shall not be used together with the function block UA_MonitoredItemOperateList. This call is expected to return with a valid result after it is called. See also 4.2 Monitored Items. |
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UA_SubscriptionProcessed |
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BOOL |
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Execute |
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Done |
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BOOL |
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DWORD |
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SubscriptionHdl |
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Busy |
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BOOL |
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TIME |
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Timeout |
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Error |
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BOOL |
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ErrorID |
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BOOL |
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Published |
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DWORD |
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