HelpPC 2.10 Quick Reference Utility Copyright 1991 David Jurgens

               INT 16,11 - Extended Get Keyboard Status  (AT+)

       AH = 11h

       on return:
       ZF = 0 if key pressed (data waiting)
       AX = 0 if no scan code is available
       AH = scan code
       AL = ASCII character or zero if special function key

       - available on AT and PS/2 machines with extended keyboard support
       - data is not removed from buffer
       - similar to INT 16,1

Esc or Alt-X to exit int 16,11 Home/PgUp/PgDn/End ←↑↓→
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