These files are the latest ADI2 (appian/cirruslogic/adaptec) IDE controller chip drivers for DOS and Windows, obtained from the Cirrus Logic BBS. The file named "152.txt" contains the list of disk drives specifically supported with access modes and timing other than those internally specified by the manufacturer. If the drive is not in this list, the mode claimed by the drive will be used unless the driver is specifically instructed not to. These files may not be approved for use buy the individual controller manufacturer that you are using. You should obtain offical versions from that manufacturer. Use of these files at your own risk! No claim of compatibility is made or sustained for any files in this archive. By installing these files, you are solely responsible for the results.