Questions tagged [usb-2]
USB 2.0 (Hi-Speed) is a USB specification that can transmit data at up to 480 Mbit/s.
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Direct USB type C connection preventing SD card reader from being recognized
I have a micro SD card I want to read on my M2 MacBook Pro (Ventura).
I recently bought an adapter, that in theory is supposed to read said card.
On the manual the reader is described as a “T-Flash (...
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How can I force my computer to always use my external speaker?
I have an external speaker (USB2 device) on my Aspire 5 laptop, as the computer's laptop is so unloud and tinny-sounding.
It works fine when it works, but for some reason, the sound sometimes gets ...
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Removing nonstandard USB plug from socket
An employee wanted to charge their cellphone on their desktop computer and used a PortaPow USB Data Blocker dongle. (front image; back image).
The problem we are now facing is that the dongle is stuck ...
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Best USB hub type for USB 2 devices on USB 3 port
I have 10 USB sticks that I frequently use. I want to connect them all to my computer using a powered USB hub so I have them available all the time.
The USB port on my PC is USB 3 but all the USB ...
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What is the actual performance rating of the USB connection from my MacBook Air to my Smartphone? [closed]
I have a MacBook Air (13-inch, 2017; 7,2) with Ubuntu 22.04 and two USB 3.0 ports which they offer a 5 Gbps per second data transfer. And I have a USB 3.0 cable compatible with the same data transfer ...
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Do there exist USB 3.0 hubs that create virtual USB 2.0 hosts?
I am splitting my original question into several questions, at the expense of clarity, because the original question was deleted for being too broad.
I need a large number of USB 2.0 cameras available ...
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USB 1/2 hardware failure, but USB 3.x works fine. Can I connect USB 1.1 peripherals over any other pins? (SuperSpeed, HDMI, ...)
In previous questions, I have sought for any non-hardware explanation, to no avail. So the situation is this:
My laptop has one USB root hub, with 3x USB 3.1 A ports and 1x USB C (3.1 gen 1) port. All ...
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USB 3 works, USB 2/1 doesn't work. The Root Hub reports "HubIs2xCapable: 0 (Is not 2.x capable)"
The USB ports on my laptop only work with USB 3.x devices, but not USB 1/2. I've confirmed with a multimeter that the DATA+/DATA- pins are silent, even when talking to a USB 3.0 drive.
What could ...
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USB 3.0 port is not detecting USB 2.0
I have two USB ports, one for USB 2.0 and the other one for USB 3.0. They worked normally until the USB 3.0 port stopped detecting the USB 2.0 flash drive, mice, keyboard, etc.
But it still detects ...
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Torrents slow down to a crawl
Recently I started noticing qBittorrent slow down to a crawl (from 5MB/s down to 1-3 kilobytes per second)
Bear in mind, this is with a dozen or so extremely well-seeded torrents on top tier private ...
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Trying to better understand how motherboard USB 2.0 and USB 3.1 Gen1 ports max combined APS is calculated
So, I've searched dozens of similar questions on SuperUser and they all seem to focus on MAX power output on a USB PORT and do not mention anything about the total max a motherboard will be able to ...
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Ubuntu in external HDD not recognized as boot option when plugged in USB 3.0 port
I found this similar question yet unsolved.
I've installed Kubuntu 20.04 on an external HDD, with Grub boot menu, configured for EFI (I'm not sure about this one). The exHDD is a USB3.0 HDD case/box. ...
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Front USB ports not working after installing new hard drives
After replacing my hard drive with an SSD, and adding a second hard drive, my front USB ports aren't working anymore.
What I've tried so far:
Restarting my computer, numerous times
Uninstalling ...
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USB 2.0 devices not work on my mac only USB 3.0 Working
I've a MacBook Pro 15" Unibody (Mid 2012) . The USB ports stopped working a while back; i.e.: the computer would no longer recognize any of USB devices. They are all USB 2.0 devices (external drive, ...
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Color of usb ports
I just received a Dell laptop which should have 3x USB 3.0 ports, but every USB-port was black (2.0) as I usually thought... After some research i discovered that the way to identify the port is by ...