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Copyright 1991 David Jurgens |
unsigned _bios_printer(unsigned cmd,unsigned port,unsigned data)
- prototype in bios.h
- cmd = _PRINTER_WRITE print character (INT 17,0)
= _PRINTER_INIT initialize printer port (INT 17,1)
= _PRINTER_STATUS read port status (INT 17,2)
- port = printer port; 0=LPT1, 1=LPT2
- data = value to write
- returns status of printer (INT 17, AX reg, AH contains status)
- Turbo C uses biosprint()
- see INT 17
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_bios_printer |
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