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AH = 4Bh CX = code or action 0000h-FEFFh key code FF00h-FFFFh action (see #00594) BL = scan code (normal keys) or scan code + 60h (enhanced keys) BH = shift state (see #00595)
Return:
CX = previous code or action(Table 00594) Values for Frank Klemm Keyboard Driver action code: FF00h no action FF01h hardcopy FF02h left shift FF03h right shift FF04h left Ctrl FF05h right Ctrl FF06h left Alt FF07h right Alt / AltGr FF08h CapsLock FF09h NumLock FF0Ah ScrlLock FF0Bh Insert (returns code 5200h or 52E0h) FF0Ch Pause FF0Dh Ctrl-Break function FF0Eh warm boot via far jump to F000h:FFF0h FF0Fh terminate current program FF10h key for entering keys via Alt-numpad (read-only) FF11h clear keyboard buffer FF12h reset (warmboot on XT) FF13h mouse sensitivity (read-only) FF14h keyjobs (read-only) FF15h SysRq FF16h turn on CPU cache (486+) FF17h turn off CPU cache (486+)
See Also: #00595
(Table 00595) Values for Frank Klemm Keyboard Driver shift state: 00h no shift keys 01h either Shift 02h either Ctrl 03h left Alt 04h Ctrl + Alt ---standard keyboard--- 05h right Alt / AltGr ---Russian keyboard--- 05h Russian + no shift keys 06h Russian + either Shift
See Also: #00594
Category: Keyboard Enhancers - Int 16h - F
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