HelpPC 2.10 Quick Reference Utility Copyright 1991 David Jurgens

       INT 10,FF - Update DESQView/TopView Virtual Screen Regen Buffer

       AH = FF
       CX = number of characters changed
       ES:DI = pointer to first character in buffer to change,  ES is
               set to segment returned by INT 10,FE

       returns nothing

       - the physical screen does not get updated until INT 10,FF is
         called in TopView
       - it is not necessary to make this call under DESQView since it
         handles updates automatically
       - calling this function under DESQView will cancel the automatic
         update mode

Esc or Alt-X to exit int 10,ff Home/PgUp/PgDn/End ←↑↓→
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