INT 17H 01H: Initialize Printer Port
Expects: AH 01H
DX port number (0=LPT1, 1=LPT2, 2=LPT3)
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Returns: AH Bits set as in PrinterStatusRec (bit 0 set on time-out
error)
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Info: Initializes the specified printer port. Note that this does NOT
reset the printer itself--it just clears any pending BIOS LPTn
operations.
Always check the return code in AH to verify the status.
See Also: INT 17H (BIOS printer support)
ROM-BIOS Functions
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