WDAT240 - It enables the 40-pin connector on the integrated drive to 
     transfer data to the AT Bus.  This interface card supports dual speed 
     floppy disk drives.  It is a 16-bit, bi-directional, fully buffered 
     adapter card with a standard 40-pin connector.  The adapter card is 
     used to connect IDE drives to systems that do not have an on-board 
     connector.