Int 64  - Ti Professional Pc - Option Rom Data Area Pointer (not A Vector  [b]

Desc:  the low word of this vector contains the segment of the RAM data area
     to be used by the expansion ROM at F400h:6000h, and the high word
     contains the length of the data area; this segment and size are
     both set to 0000h if no ROM is installed at F400h:6000h

See Also: INT 60"TI Professional PC",INT 63"TI Professional"

See Also: INT 65"TI Professional PC"