System Manual: Siemens SIMATIC HMI (WinCCv7.0: Scripting VBS, ANSI-C, VBA)
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value
Value of the tag in the data type "short"
lp_dwstate
Pointer to a DWORD in which the status of the tag is stored after the function has been
completed.
Return value
TRUE
The function itself has been completed without any errors.
However, no test is made as to whether the tag could be written without errors. For this purpose,
the tag status must be evaluated.
FALSE
An error has occurred.
See also
Tag statuses (Page 1543)
Beispiel SetTagWordStateWait (Page 1529)
Principle of the SetTag functions (Page 1417)
wait
SetTagBitWait
Function
Sets the value of a tag of data type "Binary tag". The function is ended after the AS has
acknowledged acceptance of the value.
Syntax
BOOL SetTagBitWait(Tag Tag_Name, short value);
ANSI-C function descriptions
3.3 Internal functions
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Parameter
Tag_Name
Name of the tag
Value
Value of the tag in the data type "short"
Return value
TRUE
The function itself has been completed without any errors.
However, no test is made as to whether the tag could be written without errors.
FALSE
An error has occurred.
See also
SetTagBit example (Page 1522)
Principle of the SetTag functions (Page 1417)
SetTagByteWait
Function
Sets the value of a tag of the data type "unsigned 8 Bit". The function is ended after the AS
has acknowledged acceptance of the value.
Syntax
BOOL SetTagByteWait(Tag Tag_Name, BYTE value);
Parameters
Tag_Name
name of the tag
ANSI-C function descriptions
3.3 Internal functions
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value
Value of the tag in the data type "BYTE"
Return value
TRUE
The function itself has been completed without any errors.
However, no test is made as to whether the tag could be written without errors.
FALSE
An error has occurred.
See also
SetTagWord example (Page 1528)
Principle of the SetTag functions (Page 1417)
SetTagCharWait
Function
Sets the value of a tag of the data type " 8-bit text tag" or "16-bit text tag". The function is ended
after the AS has acknowledged acceptance of the value.
Syntax
BOOL SetTagCharWait(Tag Tag_Name, LPSTR value);
Parameters
Tag_Name
name of the tag
value
Value of the tag in the data type "LPSTR"
ANSI-C function descriptions
3.3 Internal functions
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Return value
TRUE
The function itself has been completed without any errors.
However, no test is made as to whether the tag could be written without errors.
FALSE
An error has occurred.
See also
Principle of the SetTag functions (Page 1417)
SetTagChar example (Page 1523)
SetTagDoubleWait
Function
Defines the value of a tag of the data type "64-bit floating point value". The function is ended
after the AS has acknowledged acceptance of the value.
Syntax
BOOL SetTagDoubleWait(Tag Tag_Name, double value);
Parameters
Tag_Name
name of the tag
value
Value of the tag in the data type "double"
Return value
TRUE
The function itself has been completed without any errors.
However, no test is made as to whether the tag could be written without errors.
ANSI-C function descriptions
3.3 Internal functions
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FALSE
An error has occurred.
See also
SetTagFloat example (Page 1524)
Principle of the SetTag functions (Page 1417)
SetTagDWordWait
Function
Sets the value of a tag of the data type "unsigned 32 Bit". The function is ended after the AS
has acknowledged acceptance of the value.
Syntax
BOOL SetTagDWordWait(Tag Tag_Name, DWORD value);
Parameters
Tag_Name
name of the tag
value
Value of the tag in the data type "DWORD"
Return value
TRUE
The function itself has been completed without any errors.
However, no test is made as to whether the tag could be written without errors.
FALSE
An error has occurred.
ANSI-C function descriptions
3.3 Internal functions
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See also
SetTagWord example (Page 1528)
Principle of the SetTag functions (Page 1417)
SetTagFloatWait
Function
Defines the value of a tag of the data type "32-bit floating point value". The function is ended
after the AS has acknowledged acceptance of the value.
Syntax
BOOL SetTagFloatWait(Tag Tag_Name, float value);
Parameters
Tag_Name
name of the tag
value
Value of the tag in the data type "float"
Return value
TRUE
The function itself has been completed without any errors.
However, no test is made as to whether the tag could be written without errors.
FALSE
An error has occurred.
See also
SetTagFloat example (Page 1524)
Principle of the SetTag functions (Page 1417)
ANSI-C function descriptions
3.3 Internal functions
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SetTagMultiWait
Function
The values of several tags are set in the specified format. The function is ended after the AS
has acknowledged acceptance of the value.
Syntax
BOOL SetTagMultiWait(const char* pFormat,...)
Parameters
pFormat
Format description for all requested tags and for each tag name and value.
Return value
TRUE
The function itself has been completed without any errors.
However, no test is made as to whether the tag could be written without errors.
FALSE
An error has occurred.
See also
Format descriptors (Page 1538)
SetTagMultiWait example (Page 1525)
Principle of the SetTag functions (Page 1417)
SetTagRawWait
Function
Sets the value of a tag of the data type "Raw data type". The function is ended after the AS
has acknowledged acceptance of the value.
Syntax
BOOL SetTagRawWait(Tag Tag_Name, BYTE pValue, DWORD size);
ANSI-C function descriptions
3.3 Internal functions
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Parameters
Tag_Name
name of the tag
pValue
The pointer to a byte field which contains the value of the raw data tag
size
Size of the byte field in bytes
Return value
TRUE
The function itself has been completed without any errors.
However, no test is made as to whether the tag could be written without errors.
FALSE
An error has occurred.
See also
SetTagRaw example (Page 1526)
Principle of the SetTag functions (Page 1417)
SetTagSByteWait
Function
Sets the value of a tag of the data type "signed 8 bit". The function is ended after the AS has
acknowledged acceptance of the value.
Syntax
BOOL SetTagSByteWait(Tag Tag_Name, signed char value);
ANSI-C function descriptions
3.3 Internal functions
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Parameters
Tag_Name
name of the tag
value
The value of the tag in the data type "signed char"
Return value
TRUE
The function itself has been completed without any errors.
However, no test is made as to whether the tag could be written without errors.
FALSE
An error has occurred.
See also
SetTagSByte example (Page 1527)
Principle of the SetTag functions (Page 1417)
SetTagSDWordWait
Function
Sets the value of a tag of the data type "signed 32 bit". The function is ended after the AS has
acknowledged acceptance of the value.
Syntax
BOOL SetTagSDWordWait(Tag Tag_Name, long value);
Parameters
Tag_Name
name of the tag
ANSI-C function descriptions
3.3 Internal functions
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value
Value of the tag in the data type "long"
Return value
TRUE
The function itself has been completed without any errors.
However, no test is made as to whether the tag could be written without errors.
FALSE
An error has occurred.
See also
Principle of the SetTag functions (Page 1417)
SetTagSByte example (Page 1527)
SetTagSWordWait
Function
Sets the value of a tag of the data type "signed 16 bit". The function is ended after the AS has
acknowledged acceptance of the value.
Syntax
BOOL SetTagSWordWait(Tag Tag_Name, short value);
Parameters
Tag_Name
name of the tag
value
Value of the tag in the data type "short"
ANSI-C function descriptions
3.3 Internal functions
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