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ameliustoday at 9:51 PM1 replyview on HN

But is it fast enough to do USB 3?

If so, here's a nice and simple project idea: that board with two USB connectors and connect it to the two ends of the same cable; you send a pseudorandom bitstream down one end and verify if it comes out correctly at the other end and report the bit error rate (USB cable tester)


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jedbrooketoday at 10:12 PM

looks like it only has the physical connections for USB 2. Fun fact about usb 3, it’s really a completely separate physical standard from usb 2, just designed in such a way that a single port can have BOTH usb 2.0 and 3.0 connectors in it at the same time. In theory this would allow for devices to use the full bandwidth of 3.0 + the full bandwidth of 2.0, but as far as I know no device does that.

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