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Copyright 1991 David Jurgens |
INT 16,1 - Get Keyboard Status
AH = 01
on return:
ZF = 0 if a key pressed (even Ctrl-Break)
AX = 0 if no scan code is available
AH = scan code
AL = ASCII character or zero if special function key
- data code is not removed from buffer
- Ctrl-Break places a zero word in the keyboard buffer but does
register a keypress.
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| Esc or Alt-X to exit |
int 16,1 |
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