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FB-Name |
UA_EventItemOperateList |
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This Function Block is used to get a list of event infomation. |
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VAR_INPUT |
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B |
Execute |
BOOL |
FB performs its task on rising edge on this input. |
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B |
SubscriptionHdl |
DWORD |
Subscription handle. |
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B |
EventItemHdlCount |
UINT |
Number of elements the EventItemHdls shall have. |
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B |
EventItemHdls |
ARRAY OFDWORD |
Event Item Handles Length is vendor-specific (MAX_ELEMENTS_EVENTITEMLIST). See Constants of Array Lengths |
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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 |
EventProcessed |
BOOL |
Indicates if a new event was processed. |
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B |
FieldErrorIDs |
ARRAY OFDWORD |
Contains an error code for each valid element of the EventFieldSelection array. Length is vendor-specific (MAX_ELEMENTS_EVENTITEMOPERATE). See Constants of Array Lengths – including the “Overflow bit” indication. Note: For compatibility reason “FieldErrorIDs” is not renamed, but “EventErrorIDs” is ment therefore instead. |
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Notes: The EventFields has to be defined what is the best declaration in IEC language for 25 different event type structures. |
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UA_EventItemOperateList |
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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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UINT |
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EventItemHdlCount |
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Error |
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BOOL |
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ARRAY OF DWORD |
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EventItemHdls |
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ErrorID |
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DWORD |
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TIME |
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Timeout |
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EventProcessed |
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BOOL |
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FieldErrorIDs |
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ARRAY OF DWORD |
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