1. Ketik pada modul
‘Buat module dengan nama mdlPortIO
‘ — Begin —
Option Explicit
Public Declare Function Inp Lib “inpout32.dll” _
Alias “Inp32″ (ByVal PortAddress As Integer) As Integer
Public Declare Sub Out Lib “inpout32.dll” _
Alias “Out32″ (ByVal PortAddress As Integer, ByVal Value As Integer)
‘ — end of module —

