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FFFFh:000Eh           System Model ID

    Length: 1 byte

    This byte specifies the machine type.

    The System Identification byte is located at FFFFh:000Eh.  The
    submodel and revision bytes can be obtained by calling Int 15h,
    service C0h.


                        System Identification Byte

                              BIOS      Model     Submodel
          Product             Date      Byte      Byte      Revision
           PC                 04/24/81  FF        --        --
           PC                 10/19/81  FF        --        --
           PC                 10/27/82  FF        --        --
           PC XT              11/8/82   FE        --        --
           PC XT              1/10/86   FB        00        01
           PC XT              5/9/86    FB        00        02
           PCjr               6/1/83    FD        --        --
           AT                 1/10/84   FC        --        --
           AT                 6/10/85   FC        00        01
           AT                 11/15/85  FC        01        00
           PS/2 Model 25      6/26/87   FA        01        00
           PS/2 Model 30      9/2/86    FA        00        00
           PS/2 Model 30      12/12/86  FA        00        01
           PS/2 Model 50      2/13/87   FC        04        00
           PS/2 Model 60      2/13/87   FC        05        00
           PS/2 Model 80      3/30/87   F8        00        00
           PS/2 Model 80      10/07/87  F8        01        00
           XT-286             4/21/86   FC        02        00
           PC Convertible     9/13/85   F9        00        00