System Manual: Siemens SIMATIC HMI (WinCCv7.0: Scripting VBS, ANSI-C, VBA)
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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 SetTagBitStateWait (Page 1522)
Principle of the SetTag functions (Page 1417)
SetTagByteState
Function
Sets the value of a tag of the data type "unsigned 8 Bit". The status of the tag is also returned.
Syntax
BOOL SetTagByteState(Tag Tag_Name, BYTE value, PDWORD lp_dwstate);
Parameters
Tag_Name
name of the tag
value
Value of the tag in the data type "BYTE"
ANSI-C function descriptions
3.3 Internal functions
MDM - WinCC: Scripting (VBS, ANSI-C, VBA)
System Manual, 11/2008,
1431
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)
SetTagCharState
Function
Sets the value of a tag of the data type " 8-bit text tag" or "16-bit text tag". The status of the
tag is also returned.
Syntax
BOOL SetTagCharState(Tag Tag_Name, LPSTR value, PDWORD lp_dwstate);
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
MDM - WinCC: Scripting (VBS, ANSI-C, VBA)
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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)
SetTagCharStateWait example (Page 1523)
Principle of the SetTag functions (Page 1417)
SetTagDoubleState
Function
Defines the value of a tag of the data type "64-bit floating point value". The status of the tag is
also returned.
Syntax
BOOL SetTagDoubleState(Tag Tag_Name, double value, PDWORD lp_dwstate);
Parameters
Tag_Name
name of the tag
value
Value of the tag in the data type "double"
ANSI-C function descriptions
3.3 Internal functions
MDM - WinCC: Scripting (VBS, ANSI-C, VBA)
System Manual, 11/2008,
1433
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)
SetTagFloatStateWait example (Page 1524)
Principle of the SetTag functions (Page 1417)
SetTagDWordState
Function
Sets the value of a tag of the data type "unsigned 32 Bit". The status of the tag is also returned.
Syntax
BOOL SetTagDWordState(Tag Tag_Name, DWORD value, PDWORD lp_dwstate);
Parameters
Tag_Name
name of the tag
value
Value of the tag in the data type "DWORD"
ANSI-C function descriptions
3.3 Internal functions
MDM - WinCC: Scripting (VBS, ANSI-C, VBA)
1434
System Manual, 11/2008,
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)
SetTagFloatState
Function
Defines the value of a tag of the data type "32-bit floating point value". The status of the tag is
also returned.
Syntax
BOOL SetTagFloatState(Tag Tag_Name, float value, PDWORD lp_dwstate);
Parameters
Tag_Name
name of the tag
value
Value of the tag in the data type "float"
ANSI-C function descriptions
3.3 Internal functions
MDM - WinCC: Scripting (VBS, ANSI-C, VBA)
System Manual, 11/2008,
1435
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)
SetTagFloatStateWait example (Page 1524)
Principle of the SetTag functions (Page 1417)
SetTagRawState
Function
Sets the value of a tag of the data type "Raw data type". The status of the tag is also returned.
Syntax
BOOL SetTagRawState(Tag Tag_Name, BYTE* pValue, DWORD size, PDWORD
lp_dwstate);
Parameters
Tag_Name
name of the tag
pValue
The pointer to a byte field which contains the value of the raw data tag
ANSI-C function descriptions
3.3 Internal functions
MDM - WinCC: Scripting (VBS, ANSI-C, VBA)
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size
Size of the byte field in bytes
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.
FALSE
An error has occurred.
See also
Tag statuses (Page 1543)
GetTagRaw example (Page 1502)
Principle of the SetTag functions (Page 1417)
SetTagSByteState
Function
Sets the value of a tag of the data type "signed 8 bit". The status of the tag is also returned.
Syntax
BOOL SetTagSByteState(Tag Tag_Name, signed char value, PDWORD lp_dwstate);
Parameters
Tag_Name
name of the tag
ANSI-C function descriptions
3.3 Internal functions
MDM - WinCC: Scripting (VBS, ANSI-C, VBA)
System Manual, 11/2008,
1437
value
The value of the tag in the data type "signed char"
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 SetTagSByteStateWait (Page 1528)
Principle of the SetTag functions (Page 1417)
SetTagSDWordState
Function
Sets the value of a tag of the data type "signed 32 bit". The status of the tag is also returned.
Syntax
BOOL SetTagSDWordState(Tag Tag_Name, long value, PDWORD lp_dwstate);
Parameters
Tag_Name
name of the tag
ANSI-C function descriptions
3.3 Internal functions
MDM - WinCC: Scripting (VBS, ANSI-C, VBA)
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System Manual, 11/2008,
value
Value of the tag in the data type "long"
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 SetTagSByteStateWait (Page 1528)
Principle of the SetTag functions (Page 1417)
SetTagSWordState
Function
Sets the value of a tag of the data type "signed 16 bit". The status of the tag is also returned.
Syntax
BOOL SetTagSWordState(Tag Tag_Name, short value, PDWORD lp_dwstate);
Parameters
Tag_Name
name of the tag
ANSI-C function descriptions
3.3 Internal functions
MDM - WinCC: Scripting (VBS, ANSI-C, VBA)
System Manual, 11/2008,
1439
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 SetTagSByteStateWait (Page 1528)
Principle of the SetTag functions (Page 1417)
SetTagWordState
Function
Sets the value of a tag of the data type "unsigned 16 Bit". The status of the tag is also returned.
Syntax
BOOL SetTagWordState(Tag Tag_Name, WORD value, PDWORD lp_dwstate);
Parameters
Tag_Name
name of the tag
ANSI-C function descriptions
3.3 Internal functions
MDM - WinCC: Scripting (VBS, ANSI-C, VBA)
1440
System Manual, 11/2008,