Int 5F Fn 00  - HP 95lx Graphics Primitives - Set Video Mode               [b]

   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

See Also: INT 0F"HP 95LX",INT 10/AH=00h,INT 15/AX=4DD4h