Questions tagged [usb-2]

Questions relating *specifically* to the USB 2 standard. **Do not use if question is about USB in general.**

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Connecting USB-C port with ATmega32u4 - Questions

I'm a beginner when it comes to schematics. I'm attempting to create a USB-C + Atmega32u4 schematic. Later I will add cols and rows for keyswitches (usb keyboard). Below is the schematic I came up ...
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USB-C camera wired for USB 2.0 in circuit layout

I'm a bit confused about the USB 2.0 portion of a USB-C pinout. We have two cameras that operate over USB-C, but they are also compatible with USB 2.0 because we can use them successfully through USB ...
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How do I short D+/D- pads on usb type c connector?

I am working on a design which utilizes a USB type c connector. My question is what is the proper way of connecting the duplicate D+/D- pads? and do you recommend a specific trace width/ via size? You ...
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USB-3 Type A Connector Current Drain

I have a USB 3 Type A (i.e. 9pin connector) connector on my PC and connected to a USB 3 Type A connector on my PCB with a USB 3.0 Cable. This USB3 A Type connector on my PCB is connected to FT232H ...
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USB hub upstream power backfeed

I'm designing a board that implements a USB hub. The upstream port will be connected to an Android tablet (or something like that) and the downstream ports will feed some other devices. The board ...
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