Technical data

Programming Examples 12
Agilent InfiniiVision 5000 Series Oscilloscopes Programmer's Guide 825
err = viVPrintf(vi, command + vbLf, 0)
If (err <> VI_SUCCESS) Then HandleVISAError vi
CheckInstrumentErrors
End Sub
Private Function DoCommandIEEEBlock(command As String, _
lngBlockSize As Long)
retCount = lngBlockSize
Dim strCommandAndLength As String
strCommandAndLength = command + " %#" + _
Format(lngBlockSize) + "b"
err = viVPrintf(vi, strCommandAndLength + vbLf, paramsArray(1))
If (err <> VI_SUCCESS) Then HandleVISAError vi
DoCommandIEEEBlock = retCount
CheckInstrumentErrors
End Function
Private Function DoQueryString(query As String) As String
Dim strResult As String * 200
err = viVPrintf(vi, query + vbLf, 0)
If (err <> VI_SUCCESS) Then HandleVISAError vi
err = viVScanf(vi, "%t", strResult)
If (err <> VI_SUCCESS) Then HandleVISAError vi
DoQueryString = strResult
CheckInstrumentErrors
End Function
Private Function DoQueryNumber(query As String) As Variant
Dim dblResult As Double
err = viVPrintf(vi, query + vbLf, 0)
If (err <> VI_SUCCESS) Then HandleVISAError vi
err = viVScanf(vi, "%lf" + vbLf, VarPtr(dblResult))
If (err <> VI_SUCCESS) Then HandleVISAError vi
DoQueryNumber = dblResult
CheckInstrumentErrors
End Function