The output of lsusb seems to be decimal, except when prefixed with 0x.
So 10 is 10, not 16 in my opinion.
Code: Select all
paul@paul-FQ516AA-A2L-a6648f:~$ sudo lsusb -s 5:3 -v
[sudo] Mot de passe de paulĀ :
Bus 005 Device 003: ID 15d9:0a4c Trust International B.V. USB+PS/2 Optical Mouse
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 1.10
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 8
idVendor 0x15d9 Trust International B.V.
idProduct 0x0a4c USB+PS/2 Optical Mouse
bcdDevice 1.00
iManufacturer 0
iProduct 1 (error)
iSerial 0
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 34
bNumInterfaces 1
bConfigurationValue 1
iConfiguration 0
bmAttributes 0xa0
(Bus Powered)
Remote Wakeup
MaxPower 100mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 1
bInterfaceClass 3 Human Interface Device
bInterfaceSubClass 1 Boot Interface Subclass
bInterfaceProtocol 2 Mouse
iInterface 0
HID Device Descriptor:
bLength 9
bDescriptorType 33
bcdHID 1.11
bCountryCode 0 Not supported
bNumDescriptors 1
bDescriptorType 34 Report
wDescriptorLength 64
Report Descriptors:
** UNAVAILABLE **
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0005 1x 5 bytes
bInterval 10
Device Status: 0x0000
(Bus Powered)
paul@paul-FQ516AA-A2L-a6648f:~$
I thionk I had reported for the Microsoft keyboard (that I use less)... so here is the Acer keyboard:
Code: Select all
paul@paul-FQ516AA-A2L-a6648f:~$ sudo lsusb -s 5:2 -v
Bus 005 Device 002: ID 04f2:0760 Chicony Electronics Co., Ltd Acer KU-0760 Keyboard
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 8
idVendor 0x04f2 Chicony Electronics Co., Ltd
idProduct 0x0760 Acer KU-0760 Keyboard
bcdDevice 1.00
iManufacturer 1 Chicony
iProduct 2 USB Keyboard
iSerial 0
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 59
bNumInterfaces 2
bConfigurationValue 1
iConfiguration 0
bmAttributes 0xa0
(Bus Powered)
Remote Wakeup
MaxPower 100mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 1
bInterfaceClass 3 Human Interface Device
bInterfaceSubClass 1 Boot Interface Subclass
bInterfaceProtocol 1 Keyboard
iInterface 0
HID Device Descriptor:
bLength 9
bDescriptorType 33
bcdHID 1.11
bCountryCode 0 Not supported
bNumDescriptors 1
bDescriptorType 34 Report
wDescriptorLength 65
Report Descriptors:
** UNAVAILABLE **
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0008 1x 8 bytes
bInterval 10
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 1
bAlternateSetting 0
bNumEndpoints 1
bInterfaceClass 3 Human Interface Device
bInterfaceSubClass 0 No Subclass
bInterfaceProtocol 0 None
iInterface 0
HID Device Descriptor:
bLength 9
bDescriptorType 33
bcdHID 1.11
bCountryCode 0 Not supported
bNumDescriptors 1
bDescriptorType 34 Report
wDescriptorLength 127
Report Descriptors:
** UNAVAILABLE **
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x82 EP 2 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0004 1x 4 bytes
bInterval 10
Device Status: 0x0000
(Bus Powered)
paul@paul-FQ516AA-A2L-a6648f:~$
Where are those interrupts info?
Code: Select all
paul@paul-FQ516AA-A2L-a6648f:~$ sudo lsusb -t
/: Bus 08.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 06.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
|__ Port 1: Dev 2, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M
|__ Port 1: Dev 2, If 1, Class=Human Interface Device, Driver=usbhid, 1.5M
|__ Port 2: Dev 3, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M
/: Bus 04.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M
/: Bus 03.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M
/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/8p, 480M
|__ Port 8: Dev 4, If 0, Class=Mass Storage, Driver=usb-storage, 480M
/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/4p, 480M
paul@paul-FQ516AA-A2L-a6648f:~$ lsusb -s 5:1 -v
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Couldn't open device, some information will be missing
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 1.10
bDeviceClass 9 Hub
bDeviceSubClass 0 Unused
bDeviceProtocol 0 Full speed (or root) hub
bMaxPacketSize0 64
idVendor 0x1d6b Linux Foundation
idProduct 0x0001 1.1 root hub
bcdDevice 4.15
iManufacturer 3
iProduct 2
iSerial 1
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 25
bNumInterfaces 1
bConfigurationValue 1
iConfiguration 0
bmAttributes 0xe0
Self Powered
Remote Wakeup
MaxPower 0mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 1
bInterfaceClass 9 Hub
bInterfaceSubClass 0 Unused
bInterfaceProtocol 0 Full speed (or root) hub
iInterface 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0002 1x 2 bytes
bInterval 255
paul@paul-FQ516AA-A2L-a6648f:~$
Code: Select all
paul@paul-FQ516AA-A2L-a6648f:/proc$ cat interrupts
CPU0 CPU1 CPU2 CPU3
0: 35 0 0 0 IO-APIC 2-edge timer
1: 0 0 2 0 IO-APIC 1-edge i8042
8: 0 0 0 1 IO-APIC 8-edge rtc0
9: 0 0 0 0 IO-APIC 9-fasteoi acpi
12: 0 4 0 0 IO-APIC 12-edge i8042
14: 0 0 42625 0 IO-APIC 14-edge ata_piix
15: 0 0 0 0 IO-APIC 15-edge ata_piix
16: 0 0 0 0 IO-APIC 16-fasteoi uhci_hcd:usb3, uhci_hcd:usb8
17: 0 316 0 133 IO-APIC 17-fasteoi snd_hda_intel:card1
18: 0 0 0 0 IO-APIC 18-fasteoi ehci_hcd:usb1, uhci_hcd:usb7
19: 0 0 0 0 IO-APIC 19-fasteoi ata_piix, uhci_hcd:usb6
20: 1 0 0 0 IO-APIC 20-fasteoi firewire_ohci
21: 0 0 0 0 IO-APIC 21-fasteoi uhci_hcd:usb4
23: 166246 0 120785 0 IO-APIC 23-fasteoi ehci_hcd:usb2, uhci_hcd:usb5
24: 0 0 61 1150404 PCI-MSI 1048576-edge enp2s0
25: 0 279470 0 0 PCI-MSI 2097152-edge nvkm
26: 0 0 918 0 PCI-MSI 442368-edge snd_hda_intel:card0
NMI: 2314 2300 2316 2329 Non-maskable interrupts
LOC: 2707448 2705546 2582794 2758846 Local timer interrupts
SPU: 0 0 0 0 Spurious interrupts
PMI: 2314 2300 2316 2329 Performance monitoring interrupts
IWI: 957736 974147 924908 929505 IRQ work interrupts
RTR: 0 0 0 0 APIC ICR read retries
RES: 1849366 1785914 1830331 1770995 Rescheduling interrupts
CAL: 746447 706610 728201 730160 Function call interrupts
TLB: 733117 693606 727102 728670 TLB shootdowns
TRM: 0 0 0 0 Thermal event interrupts
THR: 0 0 0 0 Threshold APIC interrupts
DFR: 0 0 0 0 Deferred Error APIC interrupts
MCE: 0 0 0 0 Machine check exceptions
MCP: 45 45 45 45 Machine check polls
HYP: 0 0 0 0 Hypervisor callback interrupts
ERR: 0
MIS: 0
PIN: 0 0 0 0 Posted-interrupt notification event
NPI: 0 0 0 0 Nested posted-interrupt event
PIW: 0 0 0 0 Posted-interrupt wakeup event
paul@paul-FQ516AA-A2L-a6648f:/proc$
Code: Select all
paul@paul-FQ516AA-A2L-a6648f:/proc$ sudo dmesg | grep usb
[sudo] Mot de passe de paulĀ :
[ 0.092086] usbcore: registered new interface driver usbfs
[ 0.092096] usbcore: registered new interface driver hub
[ 0.092120] usbcore: registered new device driver usb
[ 1.172095] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 1.172098] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.172101] usb usb1: Product: EHCI Host Controller
[ 1.172104] usb usb1: Manufacturer: Linux 4.15.0-55-generic ehci_hcd
[ 1.172106] usb usb1: SerialNumber: 0000:00:1a.7
[ 1.192094] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002
[ 1.192097] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.192100] usb usb2: Product: EHCI Host Controller
[ 1.192102] usb usb2: Manufacturer: Linux 4.15.0-55-generic ehci_hcd
[ 1.192105] usb usb2: SerialNumber: 0000:00:1d.7
[ 1.192682] usb usb3: New USB device found, idVendor=1d6b, idProduct=0001
[ 1.192684] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.192686] usb usb3: Product: UHCI Host Controller
[ 1.192688] usb usb3: Manufacturer: Linux 4.15.0-55-generic uhci_hcd
[ 1.192690] usb usb3: SerialNumber: 0000:00:1a.0
[ 1.193121] usb usb4: New USB device found, idVendor=1d6b, idProduct=0001
[ 1.193123] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.193124] usb usb4: Product: UHCI Host Controller
[ 1.193126] usb usb4: Manufacturer: Linux 4.15.0-55-generic uhci_hcd
[ 1.193128] usb usb4: SerialNumber: 0000:00:1a.1
[ 1.193531] usb usb5: New USB device found, idVendor=1d6b, idProduct=0001
[ 1.193533] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.193535] usb usb5: Product: UHCI Host Controller
[ 1.193537] usb usb5: Manufacturer: Linux 4.15.0-55-generic uhci_hcd
[ 1.193538] usb usb5: SerialNumber: 0000:00:1d.0
[ 1.193938] usb usb6: New USB device found, idVendor=1d6b, idProduct=0001
[ 1.193940] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.193942] usb usb6: Product: UHCI Host Controller
[ 1.193944] usb usb6: Manufacturer: Linux 4.15.0-55-generic uhci_hcd
[ 1.193945] usb usb6: SerialNumber: 0000:00:1d.1
[ 1.194356] usb usb7: New USB device found, idVendor=1d6b, idProduct=0001
[ 1.194358] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.194360] usb usb7: Product: UHCI Host Controller
[ 1.194361] usb usb7: Manufacturer: Linux 4.15.0-55-generic uhci_hcd
[ 1.194363] usb usb7: SerialNumber: 0000:00:1d.2
[ 1.194773] usb usb8: New USB device found, idVendor=1d6b, idProduct=0001
[ 1.194775] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.194777] usb usb8: Product: UHCI Host Controller
[ 1.194778] usb usb8: Manufacturer: Linux 4.15.0-55-generic uhci_hcd
[ 1.194780] usb usb8: SerialNumber: 0000:00:1d.3
[ 1.664030] usb 5-1: new low-speed USB device number 2 using uhci_hcd
[ 1.861053] usb 5-1: New USB device found, idVendor=04f2, idProduct=0760
[ 1.861057] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 1.861059] usb 5-1: Product: USB Keyboard
[ 1.861062] usb 5-1: Manufacturer: Chicony
[ 2.368381] usbcore: registered new interface driver usbhid
[ 2.368382] usbhid: USB HID core driver
[ 2.370442] input: Chicony USB Keyboard as /devices/pci0000:00/0000:00:1d.0/usb5/5-1/5-1:1.0/0003:04F2:0760.0001/input/input5
[ 2.428137] hid-generic 0003:04F2:0760.0001: input,hidraw0: USB HID v1.11 Keyboard [Chicony USB Keyboard] on usb-0000:00:1d.0-1/input0
[ 2.428478] input: Chicony USB Keyboard as /devices/pci0000:00/0000:00:1d.0/usb5/5-1/5-1:1.1/0003:04F2:0760.0002/input/input6
[ 2.488182] hid-generic 0003:04F2:0760.0002: input,hiddev0,hidraw1: USB HID v1.11 Device [Chicony USB Keyboard] on usb-0000:00:1d.0-1/input1
[ 2.668034] usb 5-2: new low-speed USB device number 3 using uhci_hcd
[ 2.862060] usb 5-2: New USB device found, idVendor=15d9, idProduct=0a4c
[ 2.862063] usb 5-2: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 2.862065] usb 5-2: Product: USB OPTICAL MOUSE
[ 2.879487] input: USB OPTICAL MOUSE as /devices/pci0000:00/0000:00:1d.0/usb5/5-2/5-2:1.0/0003:15D9:0A4C.0003/input/input7
[ 2.879598] hid-generic 0003:15D9:0A4C.0003: input,hidraw2: USB HID v1.11 Mouse [ USB OPTICAL MOUSE] on usb-0000:00:1d.0-2/input0
[ 3.060029] usb 2-8: new high-speed USB device number 4 using ehci-pci
[ 3.397640] usb 2-8: New USB device found, idVendor=058f, idProduct=9380
[ 3.397643] usb 2-8: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 3.397644] usb 2-8: Product: Mass Storage Device
[ 3.397646] usb 2-8: Manufacturer: Alcor Micro
[ 3.688112] usb-storage 2-8:1.0: USB Mass Storage device detected
[ 3.688223] scsi host4: usb-storage 2-8:1.0
[ 3.688304] usbcore: registered new interface driver usb-storage
[ 3.689877] usbcore: registered new interface driver uas
[12964.908445] usb 5-2: input irq status -75 received
[12964.948440] usb 5-2: input irq status -75 received
[12964.956439] usb 5-2: input irq status -75 received
[12964.964439] usb 5-2: input irq status -75 received
[12964.972439] usb 5-2: input irq status -75 received
[12964.980438] usb 5-2: input irq status -75 received
[12964.988438] usb 5-2: input irq status -75 received
[12964.996439] usb 5-2: input irq status -75 received
[12965.004438] usb 5-2: input irq status -75 received
[12965.012439] usb 5-2: input irq status -75 received
[12965.020439] usb 5-2: input irq status -75 received
[12965.028438] usb 5-2: input irq status -75 received
[12965.124439] usb 5-2: input irq status -75 received
[12965.132438] usb 5-2: input irq status -75 received
[12965.140439] usb 5-2: input irq status -75 received
[12965.148438] usb 5-2: input irq status -75 received
[12965.156438] usb 5-2: input irq status -75 received
[12965.164438] usb 5-2: input irq status -75 received
[12965.172438] usb 5-2: input irq status -75 received
[12965.180438] usb 5-2: input irq status -75 received
[12965.188438] usb 5-2: input irq status -75 received
[12965.260439] usb 5-2: input irq status -75 received
[12965.268439] usb 5-2: input irq status -75 received
[12965.276438] usb 5-2: input irq status -75 received
[12965.284439] usb 5-2: input irq status -75 received
[12965.292439] usb 5-2: input irq status -75 received
[12965.300438] usb 5-2: input irq status -75 received
[12965.308438] usb 5-2: input irq status -75 received
[12965.316439] usb 5-2: input irq status -75 received
[12965.324438] usb 5-2: input irq status -75 received
[12965.332438] usb 5-2: input irq status -75 received
[12965.340438] usb 5-2: input irq status -75 received
[12965.348438] usb 5-2: input irq status -75 received
[12965.356438] usb 5-2: input irq status -75 received
[12965.364438] usb 5-2: input irq status -75 received
[12965.372438] usb 5-2: input irq status -75 received
[12965.380438] usb 5-2: input irq status -75 received
[12965.388438] usb 5-2: input irq status -75 received
[12965.396439] usb 5-2: input irq status -75 received
[12965.404438] usb 5-2: input irq status -75 received
[12965.412439] usb 5-2: input irq status -75 received
[12965.420438] usb 5-2: input irq status -75 received
[12965.428438] usb 5-2: input irq status -75 received
[12965.436439] usb 5-2: input irq status -75 received
[12965.444438] usb 5-2: input irq status -75 received
[12965.452438] usb 5-2: input irq status -75 received
[12965.580439] usb 5-2: input irq status -75 received
[12965.588439] usb 5-2: input irq status -75 received
[12965.596438] usb 5-2: input irq status -75 received
[12965.604439] usb 5-2: input irq status -75 received
[12965.612439] usb 5-2: input irq status -75 received
[12965.620439] usb 5-2: input irq status -75 received
[12965.628438] usb 5-2: input irq status -75 received
[12965.636439] usb 5-2: input irq status -75 received
[12965.644439] usb 5-2: input irq status -75 received
[12965.652439] usb 5-2: input irq status -75 received
[12965.660438] usb 5-2: input irq status -75 received
... many similar lines erased
[12966.140439] usb 5-2: input irq status -75 received
[12966.148438] usb 5-2: input irq status -75 received
[12966.156438] usb 5-2: input irq status -75 received
[12966.430849] usb 5-2: reset low-speed USB device number 3 using uhci_hcd
[13583.756513] usb 5-2: input irq status -75 received
[13583.764506] usb 5-2: input irq status -75 received
[13583.772506] usb 5-2: input irq status -75 received
[13583.780505] usb 5-2: input irq status -75 received
[13583.788505] usb 5-2: input irq status -75 received
[13583.924507] usb 5-2: input irq status -75 received
[13583.932506] usb 5-2: input irq status -75 received
[13583.980506] usb 5-2: input irq status -75 received
[13583.988506] usb 5-2: input irq status -75 received
... many similar lines erased
[13602.836507] usb 5-2: input irq status -75 received
[13602.844507] usb 5-2: input irq status -75 received
[13602.852507] usb 5-2: input irq status -75 received
[13603.125427] usb 5-2: reset low-speed USB device number 3 using uhci_hcd
paul@paul-FQ516AA-A2L-a6648f:/proc$