INT 15 - SYSTEM - POINTING DEVICE 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. INTERFACE (PSIBM PS/2, any model) - INITIALIZE AX = C205h BH = data package size (1 - 8 bytes) Return: CF set on error AH = status (see #00522) Note: the pointing device is set as follows: disabled, 100 Hz sample rate, resolution 4 counts/mm, scaling 1:1 SeeAlso: AX=C201h