JCM,
If it is a LabVIEW driver, the VIs should be available from the Functions palette in Instrument I/O >> Instrument Drivers. If it is not a LabVIEW driver, this KnowledgeBase describes the process of converting the driver:
http://ae.natinst.com/operations/ae/public.nsf/fca7838c4500dc10862567a100753500/a2ee1e1fff7fadda86256843005212d2?OpenDocument
Good Luck
Spencer S.