PORTIBM PC Portable (uses same BIOS as XT) 0170-0177 - HDC 2	(2nd Fixed Disk Controller) (ISA(Industry-Standard Architecture) The expansion bus used by the IBMInternational Busiuness Machines PCIBM PC/ATIBM PC AT.  See also EISA., EISA(Enhanced Industry-Standard Architecture) A 32-bit superset of the IBMInternational Busiuness Machines ATIBM PC AT's expansion bus (which is now known as the ISA or Industry-Standard Architecture bus).)
Range:	01F0-01F7 for primary controller, 0170-0177 for secondary controller
SeeAlso: PORTIBM PC Portable (uses same BIOS as XT) 0168h-016Fh,PORTIBM PC Portable (uses same BIOS as XT) 01E8h-01EFh,PORTIBM PC Portable (uses same BIOS as XT) 01F0h-01F7h