ASCII code converter : Column Number to Alphabetical reference

The below function be used to convert any Column Number into Alphabets. example :- If you pass 1 to the function, it will Return A. If you pass 26, It will return Z. If you pass 27 It will return AA....and so on.

'ASCII converter
Public Function convert_asc(Target As Integer) As String

Dim high, low As Integer
Dim temp As String
high = Int(Target / 26)
low = Target Mod 26
temp = ""
If high > 0 Then
temp = Chr(high + 64)
End If
temp = temp & Chr(low + 64)
If Target Mod 26 = 0 Then
high = Int(Target / 26)
temp = ""
If high = 1 Then
temp = "Z"
Else
temp = Chr(high + 63) & "Z"
End If
End If
convert_asc = temp
End Function