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History of Parallel Port Tester|
A parallel port tester for an existing parallel port and a second parallel port switched to "in" can be found on:http://www.vdwalle.com/Norte/Second%20Parport.htm |
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A parallel port tester for an existing parallel port and a second parallel port switched to "in" can be found on: http://www.vdwalle.com/Norte/Second%20Parport.htm Info on the parallel port generally: https://en.wikipedia.org/wiki/Parallel_port Parallel port pin diagram (medium-small png, 320x229): https://upload.wikimedia.org/wikipedia/commons/thumb/e/e1/25_Pin_D-sub_pinout.svg/320px-25_Pin_D-sub_pinout.svg.png Smaller and larger size diagrams here: https://en.wikipedia.org/wiki/File:25_Pin_D-sub_pinout.svg |
