Well... I am interested in serial and parallel ports because I got many "old" hardware such as an old GPS or a 10+ years old laptop( which runs...
Thank you for answering my question so fast :) To give more information about my laptop, I posted the product specificaions pages from HP...
I have a compaq V5115US laptop, but it doesn't provide many ports to plug-in (ex: only two usb,one expension port 2) Now, I look the internet,...
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