INT 12 U - Borland C++ IDE(Integrated Drive Electronics) A type of disk drive interface which essentially extends the PCIBM PC's expansion bus all the way to the drive and places the drive controller on the disk drive itself. See also ESDI. - INSTALLATION CHECK AX = 05D7h (1495d) BX = 05D7h Note: the BC++ IDE(Integrated Drive Electronics) A type of disk drive interface which essentially extends the PCIBM PC's expansion bus all the way to the drive and places the drive controller on the disk drive itself. See also ESDI. will call INT 11/AX=05D7h/BX=0088h if it is loaded SeeAlso: INT 11/AX=05D7h