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-------------------------------------------------------------------------------
USB HID (Full-speed)
-------------------------------------------------------------------------------
This is a set of example captures of USB/HID communication on the
keyboard/mouse combo device Logitech MK220 (the keyboard is named "K220",
the mouse is named "M150").
Details:
http://www.logitech.com/en-za/keyboards/keyboard-mice-combos/8411
HID dump
--------
For a HOWTO, see:
http://lists.en.qi-hardware.com/pipermail/discussion/2011-November/009206.html
Usage Page (Desktop), ; Generic desktop controls (01h)
Usage (Mouse), ; Mouse (02h, application collection)
Collection (Application),
Report ID (2),
Usage (Pointer), ; Pointer (01h, physical collection)
Collection (Physical),
Usage Page (Button), ; Button (09h)
Usage Minimum (01h),
Usage Maximum (10h),
Logical Minimum (0),
Logical Maximum (1),
Report Count (16),
Report Size (1),
Input (Variable),
Usage Page (Desktop), ; Generic desktop controls (01h)
Logical Minimum (-2047),
Logical Maximum (2047),
Report Size (12),
Report Count (2),
Usage (X), ; X (30h, dynamic value)
Usage (Y), ; Y (31h, dynamic value)
Input (Variable, Relative),
Logical Minimum (-127),
Logical Maximum (127),
Report Size (8),
Report Count (1),
Usage (Wheel), ; Wheel (38h, dynamic value)
Input (Variable, Relative),
Usage Page (Consumer), ; Consumer (0Ch)
Usage (AC Pan), ; AC pan (0238h, linear control)
Report Count (1),
Input (Variable, Relative),
End Collection,
End Collection,
Usage Page (Consumer), ; Consumer (0Ch)
Usage (Consumer Control), ; Consumer control (01h, application collection)
Collection (Application),
Report ID (3),
Report Size (16),
Report Count (2),
Logical Minimum (1),
Logical Maximum (652),
Usage Minimum (Consumer Control), ; Consumer control (01h, application collection)
Usage Maximum (AC Send), ; AC send (028Ch, selector)
Input,
End Collection,
Usage Page (Desktop), ; Generic desktop controls (01h)
Usage (Sys Control), ; System control (80h, application collection)
Collection (Application),
Report ID (4),
Report Size (2),
Report Count (1),
Logical Minimum (1),
Logical Maximum (3),
Usage (Sys Sleep), ; System sleep (82h, one-shot control)
Usage (Sys Power Down), ; System power down (81h, one-shot control)
Usage (Sys Wake Up), ; System wake up (83h, one-shot control)
Input (No Preferred, Null State),
Report Size (6),
Input (Constant, Variable),
End Collection,
Usage Page (FF00h), ; FF00h, vendor-defined
Usage (01h),
Collection (Application),
Report ID (16),
Report Size (8),
Report Count (6),
Logical Minimum (0),
Logical Maximum (255),
Usage (01h),
Input,
Usage (01h),
Output,
End Collection,
Usage Page (FF00h), ; FF00h, vendor-defined
Usage (02h),
Collection (Application),
Report ID (17),
Report Size (8),
Report Count (19),
Logical Minimum (0),
Logical Maximum (255),
Usage (02h),
Input,
Usage (02h),
Output,
End Collection,
Usage Page (Desktop), ; Generic desktop controls (01h)
Usage (Keyboard), ; Keyboard (06h, application collection)
Collection (Application),
Usage Page (Keyboard), ; Keyboard/keypad (07h)
Usage Minimum (KB Leftcontrol), ; Keyboard left control (E0h, dynamic value)
Usage Maximum (KB Right GUI), ; Keyboard right GUI (E7h, dynamic value)
Logical Minimum (0),
Logical Maximum (1),
Report Size (1),
Report Count (8),
Input (Variable),
Input (Constant, Variable),
Report Count (5),
Usage Page (LED), ; LEDs (08h)
Usage Minimum (01h),
Usage Maximum (05h),
Output (Variable),
Report Count (1),
Report Size (3),
Output (Constant),
Report Count (6),
Report Size (8),
Logical Minimum (0),
Logical Maximum (164),
Usage Page (Keyboard), ; Keyboard/keypad (07h)
Usage Minimum (None), ; No event (00h, selector)
Usage Maximum (KB ExSel), ; Keyboard ExSel (A4h, selector)
Input,
End Collection
lsusb -v -d 046d:c52e
---------------------
Bus 002 Device 019: ID 046d:c52e Logitech, Inc.
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 8
idVendor 0x046d Logitech, Inc.
idProduct 0xc52e
bcdDevice 23.00
iManufacturer 1 Logitech
iProduct 2 USB Receiver
iSerial 0
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 59
bNumInterfaces 2
bConfigurationValue 1
iConfiguration 4 RQR23.00_B0005
bmAttributes 0xa0
(Bus Powered)
Remote Wakeup
MaxPower 98mA
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 59
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 8
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 1
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 177
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 0x0014 1x 20 bytes
bInterval 2
Device Status: 0x0000
(Bus Powered)
Logic analyzer setup
--------------------
The logic analyzer used was an ARMFLY Mini-Logic (at 24MHz):
Probe MK220
-----------------
0 DM
1 DP
mk220.sr
--------
The sigrok command line used was:
sigrok-cli -d 0:samplerate=24mhz --time 1s -o mk220.sr --probes 1,2
(the mouse was moved while running this command)
|
