INT 15 u - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - SMART ENERGY SYSTEM - GET ??? CMOS(Complementary Metal-Oxide-Semiconductor) A type of integrated circuit design known for its low power consumption. DATA AX = 2300h Return: CF clear if successful CL = value of CMOS(Complementary Metal-Oxide-Semiconductor) A type of integrated circuit design known for its low power consumption. location 2Dh CH = value of CMOS(Complementary Metal-Oxide-Semiconductor) A type of integrated circuit design known for its low power consumption. location 2Eh CF set on error AH = error code (80h,86h) Note: IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. classifies this function as optional SeeAlso: AX=2301h,AX=2304h,AX=2305h