INT 11 CU - 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. - INSTALLED CALLOUT AX = 05D7h BX = product ID (0088h) Note: called by 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. when an application calls INT 12/AX=05D7h/BX=05D7h SeeAlso: INT 12/AX=05D7h/BX=05D7h Index: installation check;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.