A LocalizedText structure contains two fields that could be missing. For that reason, the encoding uses a bit mask to indicate which fields are actually present in the encoded form.
The abstract LocalizedText structure is defined in OPC 10000-3.
Table 13 – LocalizedText Binary DataEncoding
|
Name |
Data Type |
Description |
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|
EncodingMask |
Byte |
A bit mask that indicates which fields are present in the stream. The mask has the following bits:
|
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|
Locale |
String |
The locale. Omitted is null or empty. |
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|
Text |
String |
The text in the specified locale. Omitted is null or empty. |