Drive AP is the software programming package for utilizing the 15 programmable blocks included with standard drive firmware. This is a graphical programming tool for the adaptive programming feature. Drive AP supports Microsoft Windows operating systems (Windows NT4, 2000, & XP). This package includes the PCMCIA connection kit for connectivity to the ACS800. This is the same hardware included with DriveWindow. If you already have the hardware for DriveWindow, you may choose the option for Drive AP without Hardware.