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Copyright 1991 David Jurgens |
MSC: int _bios_keybrd( int cmd )
- prototype in bios.h
- cmd = _KEYBRD_READ return next keystroke w/o echo (INT 16,0)
= _KEYBRD_READY test if key avail; 0=none (INT 16,1)
= _KEYBRD_SHIFTSTATUS return shift key status (INT 16,2)
= _NKEYBRD_READ return next keystroke w/o echo (INT 16,10)
= _NKEYBRD_READY test if key avail; 0=none (INT 16,11)
= _NKEYBRD_SHIFTSTATUS return shift key status (INT 16,12)
- AND returned value with 0x00FF to get ASCII value
- _NKEYBRD_READ, _NKEYBRD_READY, _NKEYBRD_SHIFTSTATUS are available
on AT and newer machines only
- Turbo C uses bioskey()
- see INT 16
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_bios_keybrd |
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