opc.hdaQualityString

converts OPC HDA quality ID to quality string

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Syntax

qStr = opc.hdaQualityString(IDs)

Description

qStr = opc.hdaQualityString(IDs) converts the quality IDs of HDA data object into HDA quality string qStr.

If IDs is a vector, qStr is a cell array of character vectors, the same size as IDs.

example

Examples

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Load the OPC HDA example data file and find the HDA qualities of the union of timestamps in hdaDataSmall.

load opcSampleHdaData;
newObj = tsunion(hdaDataSmall);
hdaQStr = opc.hdaQualityString([newObj.Quality])
hdaQStr =

  5×2 cell array

    {'Raw'}    {'Raw'         }
    {'Raw'}    {'Interpolated'}
    {'Raw'}    {'Raw'         }
    {'Raw'}    {'Interpolated'}
    {'Raw'}    {'Raw'         }

Input Arguments

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Quality ID of OPC HDA data object, specified as a numeric value or a matrix of numeric values.

Example: 262336

Data Types: uint32

Output Arguments

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HDA quality string is a text representation of the OPC HDA quality ID, returned as a character vector or cell array of character vectors.

Version History

Introduced in R2011a