danaxta.blogg.se - Linux lsusb command

#Linux lsusb command how to#
#Linux lsusb command serial#
#Linux lsusb command drivers#
#Linux lsusb command manual#

Just type man lsusb to see its manual page.Lsusb command queries information about currently plugged USB devices. As usual, you can explore more detail by reading lsusb manual page. You can use lsusb command to do a diagnostic activity about your USB devices on your system. That's all about lsusb command on daily basis.

#Linux lsusb command serial#

You can visit to to get the newest list of USB ID's or a practical guide to the universal serial bus. Linux recognize the detail of USB devices from '/var/lib/usbutils/usb.ids'. If you found 5.0G, it means that you have USB 3.0 type.

480M means 480Mbit/s which is a USB 2.0 type.

12M means 12Mbit/s which is a USB 1.0 / 1.1 type.

The number 12M and 480M are indicating the transfer rate speed of USB type. : Bus 01.Port 1: Dev 1, Class=root_hub, Driver=ehci_hcd/6p, 480M |_ Port 6: Dev 3, If 1, Class='bInterfaceClass 0x0e not yet handled', Driver=uvcvideo, 480M |_ Port 6: Dev 3, If 0, Class='bInterfaceClass 0x0e not yet handled', Driver=uvcvideo, 480M |_ Port 1: Dev 4, If 0, Class=stor., Driver=usb-storage, 480M : Bus 02.Port 1: Dev 1, Class=root_hub, Driver=ehci_hcd/6p, 480M : Bus 03.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M : Bus 04.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M : Bus 05.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M : Bus 06.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M : Bus 07.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M : Bus 08.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M Use -t parameter to fulfill this purpose. You can see, that we have one USB Mass Storage attached on our system from Apacer Technology, Inc.ĭump the physical USB device hierarchy as a tree $ lsusb -v |grep -Ei '(idVendor|Mass\ Storage)' Mass storage will have a vendor name and ID. We can focus to specific information using grep command. Since lsusb -v give us a very detail information, you may miss something to read. Bluetooth ControllerĬouldn't open device, some information will be missing Here's a sample to view Broadcom Bluetooth device. Using lsusb command combine with -D parameter, you can print the detail of specific device. Then you will have an output like this: /dev/bus To find it use this command $ find /dev/bus $ lsusb -vīInterval 1 Find how many USB devices are connected

#Linux lsusb command how to#

uhci_hcd: USB Universal Host Controller Interface driver How to list USB details

ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver ehci_hcd 0000:00:1d.7: new USB bus registered, assigned bus number 2 ehci_hcd 0000:00:1a.7: new USB bus registered, assigned bus number 1 ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver usbcore: registered new device driver usb usbcore: registered new interface driver hub usbcore: registered new interface driver usbfs

#Linux lsusb command drivers#

We also see that we also have USB 2.0 root hub drivers and USB 1.1 root hub drivers attach in our system.

Bluetooth Controller : means its manufacturer name and device name ID : means the ID number of this device.Device 002 : means this is the second device that attach.Bus 008 : means where the device is attached.I grab the last line from above output :īus 008 Device 002 : ID 0a5c:217f Broadcom Corp. Lsusb will show you the drivers and device which is internally attached on your system. $ lsusbīus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hubīus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hubīus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hubīus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hubīus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hubīus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hubīus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hubīus 008 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hubīus 002 Device 003: ID 17ef:4811 Lenovo Integrated Webcam īus 008 Device 002: ID 0a5c:217f Broadcom Corp. To run lsusb, you can type lsusb directly from console.