FUNCTION_BLOCK SMC_StringStream IMPLEMENTS SMC_ITextStream
This function block that reads strings and presents the contents as a stream of characters to other function blocks such as SMC_ReadNCFromStream.
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InOut:
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Scope
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Name
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Type
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Comment
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Input
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bExecute
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BOOL
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sName
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STRING(255)
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A name that describes the contents of the stream (e.g. the name of the underlying data source of the strings)
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bNewData
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BOOL
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If TRUE, the new data in sData is copied to the stream.
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sData
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STRING(255)
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The data to be copied to the stream
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bEndOfData
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BOOL
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If TRUE, the end of data flag of the stream is set.
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Output
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bDone
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BOOL
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bBusy
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BOOL
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bError
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BOOL
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ErrorID
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SMC_ERROR
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bReset
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BOOL
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Data is requested again (from the beginning). Necessary for G20. Becomes FALSE when called with bExecute = TRUE again.
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stream
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SMC_ITextStream
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