Yokogawa PC-Based MX100 - Manual (Page 1197)

24-106
IM MX190-01E
toStringValueDA100Reader
Syntax
int toStringValueDA100Reader(int dataValue, int point, char *
strValue, int lenValue);
Declaration
Visual Basic
Public Declare Function toStringValueDA100Reader Lib
"DAQDA100"(ByVal dataValue As Long, ByVal point As Long, ByVal
strValue As String, ByVal lenValue As Long) As Long
Visual Basic.NET
Public Declare Ansi Function toStringValueDA100Reader Lib
"DAQDA100"(ByVal dataValue As Integer, ByVal point As Integer,
ByVal strValue As String, ByVal lenValue As Integer) As
Integer
C#
[DllImport("DAQDA100.dll" CharSet=CharSet.Auto,
EntryPoint="toStringValueDA100Reader"]
public static extern int toStringValueDA100Reader(int
dataValue, int point, byte[] strValue, int lenValue);
Parameters
dataValue Specify the data value.
point Specify the decimal point position.
strValue Specify the field where the string is to be stored.
lenValue Specify the byte size of the field where the string is to be stored.
Description
Generates the measured value from the specified data value and decimal point
position.
• Converts the generated measured value into a string and stores to the specified
field.
• The string stored in the field includes the terminator (NULL).
• The return value is the length of the actual string. The return value does not
include the terminator.
• The strings that can be stored are, in general, ASCII strings.
Return value
Returns the length of the string.
Reference
CDAQDARWINDataInfo::toStringValue
24.4 Details of Instantaneous Value Loading Functions - DARWIN - Status Transition Functions