Re: looking for information on programming parallel ports

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1 total messages Started by Cliff Lum Sun, 12 Apr 1992 22:50

#147

Author: Cliff Lum
Date: Sun, 12 Apr 1992 22:50

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In the Circuit Cellar ink issue #25 Feb/March 1992. On page 112 there is a
connect time message (Msg#44947) which has a reference to "Interface Circuit
for Printer Port" LAR - 13950, from NASA Tech Brief:
Purpose:
"this invention is an electronic circuit, which when used with appropriate
software, converts the printer port (parallel port) on an IBM PC, XT, AT ect...
to a general purpose 8 bit data, 16 bit address bus that is capable of
interfacing to a multitude of devices.
...
request LAR-13950 from:
NASA STI Facility
Manager, TU Division
P.O. Box 8757
Baltimore, MD
this Looks interesting One day I may have to request this or if some happens to
pick it up hopefully uploads it here. :)
also P.C.  21240-0757

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