 

            .      , ,  ,          .     (        )               ,       ,    .

,                   '            .

                 buffer      BIOS  .

      BIOS                   .

        ,           Alt  Control,  BIOS ,       ,      ASCII,     .

             ,       ASCII . , ,          ASCII ;           ,   Control, CapsLock .           RAM           (bytes)   bytes .                  .

        ,            (driver)         .           RAM   bytes        BIOS         . ,           ,          .