The DataSetMessageContentMask defines the flags for the content of the DataSetMessage header. The UADP message mapping specific flags are defined by the UadpDataSetMessageContentMask DataType.
The UadpDataSetMessageContentMask DataType is formally defined in Table 55.
Table 55 – UadpDataSetMessageContentMask Values
|
Value |
Bit No. |
Description |
|
Timestamp |
0 |
If this flag is set, a timestamp shall be included in the DataSetMessage header. |
|
PicoSeconds |
1 |
If this flag is set, a PicoSeconds timestamp field shall be included in the DataSetMessage header. This flag is ignored if the HeaderTimestamp flag is not set. |
|
Status |
2 |
If this flag is set, the DataSetMessage status is included in the DataSetMessage header. The rules for creating the DataSetMessage status are defined in Table 16. |
|
MajorVersion |
3 |
If this flag is set, the ConfigurationVersion.MajorVersion is included in the DataSetMessage header. |
|
MinorVersion |
4 |
If this flag is set, the ConfigurationVersion.MinorVersion is included in the DataSetMessage header. |
|
SequenceNumber |
5 |
If this flag is set, the DataSetMessageSequenceNumber is included in the DataSetMessage header. |
The UadpDataSetMessageContentMask representation in the AddressSpace is defined in Table 56.
Table 56 – UadpDataSetMessageContentMask Definition
|
Attributes |
Value |
||
|
BrowseName |
UadpDataSetMessageContentMask |
||
|
IsAbstract |
False |
||
|
References |
NodeClass |
BrowseName |
DataType |
|
Subtype of UInt32 defined in OPC 10000-5. |
|||
|
HasProperty |
Variable |
OptionSetValues |
LocalizedText [ ] |