Int 16 Fn F2  - Compaq 386 And Newer - Determine Attached Keyboard Type    [b]

   AH = F2h

Return: AL = type
       00h if 11-bit AT keyboard is in use
       01h if 9-bit PC keyboard is in use
   AH = 00h (04/08/93 system ROM)

See Also: MEM 0040h:00C2h