This driver software is a VISA-compatible version for use with Visual Basic, Microsoft Office, Visual C++, etc. Supports VB6 or later, Office2000 or later, VC6 or later. Example codes for Excel2000/VB6 and guide documents are included. Requires VISA2.2 or later (NI-VISA 2.5 or later, Agilent IO Libraries K01.00 or later, KI-VISA).