81 lines
2.3 KiB
VB.net
81 lines
2.3 KiB
VB.net
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Module SpectrumModule
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Private myMgr As Ivi.Visa.Interop.ResourceManager
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Private mySpec As Ivi.Visa.Interop.FormattedIO488
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Private strQueryRes As String
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Public Function SpecOpen(SpecID As String, ToCount As Integer) As String
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Try
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myMgr = New Ivi.Visa.Interop.ResourceManager
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mySpec = New Ivi.Visa.Interop.FormattedIO488
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mySpec.IO = myMgr.Open(SpecID)
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'mySpec.IO.Clear()
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mySpec.IO.Timeout = ToCount
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strQueryRes = SpecQueryStr("*IDN?")
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Return strQueryRes
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Catch ex As Exception
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Return "FAIL"
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End Try
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End Function
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Public Function RunCommand(command As String) As String
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Dim errStr As String
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Try
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mySpec.WriteString(command)
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errStr = CheckError()
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If errStr.Replace(" ", "") <> "" Then
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Return errStr
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End If
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Return "PASS"
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Catch ex As Exception
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Return "VISA COM Error: " + vbCrLf + CStr(Err.Number) + ", " + Err.Source + "," + Err.Description
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End Try
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End Function
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Public Function SpecQueryStr(query As String) As String
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Dim errStr As String
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Try
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mySpec.WriteString(query)
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SpecQueryStr = mySpec.ReadString
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errStr = CheckError()
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If errStr.Replace(" ", "") <> "" Then
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Return SpecQueryStr & " / " & errStr
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End If
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Return SpecQueryStr
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Catch ex As Exception
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Return "VISA COM Error: " + vbCrLf + CStr(Err.Number) + ", " + Err.Source + "," + Err.Description
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End Try
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End Function
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Private Function CheckError() As String
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Dim strerrval As String
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Dim strout As String = ""
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mySpec.WriteString(":SYSTem:ERRor?")
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strerrval = mySpec.ReadString
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While Val(strerrval) <> 0
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strout = "INST Error: " + strerrval
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mySpec.WriteString(":SYSTem:ERRor?")
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strerrval = mySpec.ReadString
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End While
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If Not strout = "" Then
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'MsgBox(strout, vbExclamation, "INST Error Messages")
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mySpec.FlushWrite(False)
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mySpec.FlushRead()
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Return strout
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End If
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Return ""
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End Function
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End Module
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