INT 5F - HP 95LX GRAPHICS PRIMITIVES - SET VIDEO MODE
        AH = 00h
        AL = video mode
            07h text, system manager compliant
            20h 240x128 mono graphics, system manager compliant
            87h text, not system manager compliant
            A0h 240x128 mono graphics, not system manager compliant
Note:   the defaults after setting the mode to graphics are (0,0) logical
          origin, full-screen clip region, (0,0) pen location, pen color 1,
          pixel replacement FORCE, line type and fill mask all bits set
SeeAlso: INT 0F"HP 95LX",INT 10/AH=00h,INT 15/AX=4DD4h

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