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Linux Mastering Development Ubuntu

USB 3.0 external HDD recognized as 2.0

System: ACER Aspire 5830TG USB 2.0 x3; USB 3.0 x1 $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 18.10 Release: 18.10 Codename: cosmic $ uname -r 4.18.0-10-generic The HDD works fine as USB 3.0 with Windows on another system, which is ACER Aspire 5830TG too. I do plug the HDD […]

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Development Linux Ubuntu

Can’t start 2 usb video receivers with usb3.0 hub simultaneously: no space left on device

I have a task to start 4 USB video receivers at my laptop (ASUS ux533fd). I have only 2 USB ports and 1 Type-C port, so only 3 are available. I bought a USB3.0 hub to solve my USB port shortage problem, but when I connect 2 receivers at the hub I can only access […]

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Development Linux

USB 3.x device setup as USB 2.0 device

I have an embedded ARM 64 bits board running Debian for which the system recognizes the USB 3.x (0,1) devices as USB 2.0. On this host I see the following: # uname -a Linux myehost 4.19.0 #1 SMP Mon Feb 3 08:29:23 UTC 2020 aarch64 GNU/Linux # lsusb -t /: Bus 02.Port 1: Dev 1, […]

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Development Linux

My monitor claims to have 3x USB 3.0 ports, but why don’t they work correctly when the monitor is connected via USB-C?

I recently purchased a HP Z27 monitor. It’s 4K/UHD, and supports video input via usb-c. It also has 3 “downstream USB 3.0” ports that are available for use when the usb-c cable is connected. I’m connecting it to a Lenovo X1 Carbon (7th Gen), running debian testing/bullseye. It has 2 USB-A ports, both labeled with: […]

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Development Linux

How to disable xhci-hcd (in LibreElec) (Disable USB 3.0)

I asked at the same question at LibreELEC forum but I am trying here as well. I’m running media box with LibreELEC and external drives (all USB3.0). The box itself does not have USB3 capabilities (although the USB driver supports USB3 the SoC S912 that controls it does not). Some drives – namely WD My […]

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Development Linux Ubuntu

Since 19.10 update, mouse movement wakes computer from sleep

Since updating from 19.04 to 19.10, I find that moving the mouse wakes the computer from sleep. I’m using a Logitech mouse along with its Unifying receiver into a USB 3.0 port (USB 2.0 port behaves the same). This behavior is different from 19.04. I found something similar in an old post from 2017 at […]

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Development Linux Ubuntu

Since 19.10 update, mouse movement wakes computer from sleep

Since updating from 19.04 to 19.10, I find that moving the mouse wakes the computer from sleep. I’m using a Logitech mouse along with its Unifying receiver into a USB 3.0 port (USB 2.0 port behaves the same). This behavior is different from 19.04. I found something similar in an old post from 2017 at […]

Categories
Development Linux Ubuntu

Since 19.10 update, mouse movement wakes computer from sleep

Since updating from 19.04 to 19.10, I find that moving the mouse wakes the computer from sleep. I’m using a Logitech mouse along with its Unifying receiver into a USB 3.0 port. This behavior is different from 19.04. I found something similar in an old post from 2017 at Mouse movement wakes computer from suspend, […]

Categories
Development Linux Ubuntu

Since 19.10 update, mouse movement wakes computer from sleep

Since updating from 19.04 to 19.10, I find that moving the mouse wakes the computer from sleep. I’m using a Logitech mouse along with its Unifying receiver into a USB 3.0 port. This behavior is different from 19.04. I found something similar in an old post from 2017 at Mouse movement wakes computer from suspend, […]

Categories
Development Linux Ubuntu

Since 19.10 update, mouse movement wakes computer from sleep

Since updating from 19.04 to 19.10, I find that moving the mouse wakes the computer from sleep. I’m using a Logitech mouse along with its Unifying receiver into a USB 3.0 port. This behavior is different from 19.04. I found something similar in an old post from 2017 at Mouse movement wakes computer from suspend, […]