Variable deklarieren

Sub BassProc()
KillTimer 0&, hTimerBas: hTimerBas = 0                     ' Bass-Timer löschen
With ThisWorkbook.Sheets("Midi")
Do
Dim iVoiceNum As Integer
Dim iVolume As Integer
iVoiceNum = .Cells(2, 15)  'Variable Instrument
iVolume = .Cells(3, 15)    'Variable Volume
iZeileBas = iZeileBas + 1
If iZeileBas > .Cells(.Rows.Count, "K").End(xlUp).Row Then
If hTimerBeg = 0 Then midiOutClose hMidiOut: hMidiOut = 0
Exit Sub
End If
If Val(.Cells(iZeileBas, 13).Value) > 0 Then Exit Do
Loop
If iZeileBas > 2 Then _
PlayMIDI .Cells(iZeileBas - 1, 11).Value, .Cells(iZeileBas - 1, 12).Value, 0
PlayMIDI iVoiceNum, .Cells(iZeileBas, 12).Value, iVolume
If cTimerBas = 0 Then cTimerBas = (Timer * 1000)
cTimerBas = cTimerBas + .Cells(iZeileBas, 13).Value
hTimerBas = SetTimer(0&, 0&, cTimerBas - (Timer * 1000), AddressOf BassProc)
End With
End Sub
Sub PlayMIDI(iVoiceNum As Integer, vNoteNum As Variant, Optional iVolume As Integer = 127)
Dim i As Integer, vArr As Variant, iFound As Long
If hMidiOut = 0 Then Exit Sub                                  ' Kein Handle=>raus
If iVoiceNum > 0 Then _
midiOutShortMsg hMidiOut, (256 * iVoiceNum) + 192          ' Instrument wählen
vArr = Split(vNoteNum, ",")                                     ' Noten zusamenstellen
On Error Resume Next
For i = 0 To UBound(vArr)
If Val(vArr(i)) = 0 Then
With ThisWorkbook.Sheets("Midi")
iFound = 0
iFound = WorksheetFunction.Match(vArr(i), .Columns(35), 0)
If iFound > 0 Then
vArr(i) = .Cells(iFound, 34).Value
End If
End With
End If
midiOutShortMsg hMidiOut, RGB(144, vArr(i), iVolume)   '144 = h90
Next i
DoEvents
End Sub