Document Library

LEGAL DISCLAIMER
THESE SPECIFICATIONS ARE PROVIDED "AS IS" AND WITHOUT ANY WARRANTY OF ANY KIND, EXPRESSED OR IMPLIED. WITHOUT LIMITATION, THERE IS NO WARRANTY OF NON-INFRINGEMENT, NO WARRANTY OF MERCHANTABILITY, AND NO WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE. ALL WARRANTIES ARE EXPRESSLY DISCLAIMED. USER ASSUMES THE FULL RISK OF USING THESE SPECIFICATIONS. IN NO EVENT SHALL USB-IF OR THE USB 3.0 PROMOTERS BE LIABLE FOR ANY ACTUAL, DIRECT, INDIRECT, PUNITIVE, OR CONSEQUENTIAL DAMAGES ARISING FROM SUCH USE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
Title Category Type Technology Date
USB Audio v4.0_20250422.zip 3.01 MBUSB Audio Devices Release 4.0 and Adopters Agreement
  • USB Device Class Definition for Audio Devices Release 4.0 and ECNs through April 22, 2025
  • USB Audio v4.0 Adopters Agreement
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Specification Device Class Specification
NCM11_20250522.zip 1.3 MBUSB Communications Class Subclass Specifications for Network Control Model Devices v1.1 Device Class Specification
CDC1.2_WMC1.1_012011_0.zip 3.82 MBClass definitions for Communication Devices 1.2
  • CDC Subclass for Asynchronous Transfer Mode Devices
  • CDC Subclass for Communications Devices
  • CDC Subclass for Ethernet Control Model Devices
  • CDC Subclass for ISDN Devices
  • CDC Subclass for PSTN Devices
  • CDC Subclass for Wireless Mobile Communication Devices 1.1
  • WMC110-Errata1.pdf and CDC v1.2 WMC v1.1 Errata 1
  • USB Class Definitions for Communications Devices
    Revision 1.2 with Errata and ECN through April 3, 2025
  • Adopters Agreement
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Specification Device Class Specification
Audio2_with_Errata_and_ECN_through_Apr_2_2025.pdf 1.79 MBUSB Device Class Definition for Audio Devices Release 2.0 with Errata and ECN through April 2, 2025 Specification Device Class Specification
hut1_6.pdf 4.25 MBHID Usage Tables 1.6 Device Class Specification
USB I3C Device Class Revision 1.1.pdf 1.52 MBUSB I3C® Device Class Specification v1.1 Specification Device Class Specification
USB I3C Device Class Revision 1.0.pdf 1.31 MBUSB I3C Device Class Specification Specification Device Class Specification
USB Billboard Rev 1.2.2 20210209.zip 846.21 KBBillboard Device Class Spec Revision 1.2.2 and Adopters Agreement Specification Device Class Specification
USB MIDI v2_0.pdf 1.52 MBUSB Class Definition for MIDI Devices v2.0 Specification Device Class Specification
hid1_11.pdf 1007.31 KBDevice Class Definition for HID 1.11 Specification Device Class Specification
pid1_01.pdf 660.71 KBDevice Class Definition for PID 1.0 Device Class Specification
oaaddataformatsv6.pdf 597.1 KBOAAD Arcade Usage Table Specification Device Class Specification
pdcv11.pdf 987.04 KBUsage Tables for HID Power Devices 1.1 Device Class Specification
BCv1.2_070312.zip 1.31 MBBattery Charging v1.2 Spec and Adopters Agreement
  • Battery Charging Specification v1.2
  • Errata for "Battery Charging Specification Revision 1.2 December 7, 2010", as of Oct 12, 2011
  • Errata for "Battery Charging Specification Revision 1.2 October 12, 2011" as of Mar 15, 2012
  • Battery Charging Specification (Including errata and ECNs through March 15, 2012) Revision 1.2, March 15, 2012
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Specification Device Class Specification
USB_Type-C_Bridge_Spec110117.zip 3.11 MBUSB Type-C® Bridge Specification v1.1

USB Type-C® Bridge Class Specification v1.1

USB Type-C® Bridge Class Specification v1.1 - redline

USB 3.0 Adopters Agreement

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Specification Device Class Specification USB Type-C
MBIMMultiflow10.zip 0 bytesUSB Multiflow Extension for Mobile Broadband Interface Model v1.0 and Adopters Agreement
  • USB Multiflow Extension for Mobile Broadband Interface Model v1.0
  • Adopters Agreement
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Specification Device Class Specification
Media_Agnostic_USB_v1.0a.zip 0 bytesMedia Agnostic USB v1.0a Spec and Adopters Agreement
  • Media Agnostic USB v1.0a Spec
  • Adopters Agreement
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Specification Device Class Specification
usb_debug_class_rev_1_0_final_0.pdf 1.25 MBUSB 3.1 Debug Class Specification for Debug Devices, Rev. 1.0 Specification Device Class Specification
UASP_Bootability_Rev_1_0.zip 0 bytesUSB Mass Storage Class Specification for UASP Bootability v1.0 and Adopters Agreement
  • USB Mass Storage Class Specification for UASP Bootability v1.0
  • Adopters Agreement
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Specification Device Class Specification
MBIM10Errata1_073013.zip 0 bytesMobile Broadband Interface Model v1.0 Errata -1 and Adopters Agreement
  • Mobile Broadband Interface Model v1.0 Errata -1
  • Adopters Agreement
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Specification Device Class Specification
IPP.zip 1.33 MBIPP Protocol 1.0
  • USB Print Interface Class IPP Protocol Specification
  • Adopters Agreement
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Specification Device Class Specification
CDC1.2_WMC1.1_052013.zip 0 bytesErrata updates for CDC v1.2 and WMC v1.1 as of DEC-2012
  • CDC Subclass for Communications Devices
  • CDC Subclass for Wireless Mobile Communications Devices 1.1
  • CDC v1.2 WMC v1.1 Errata 1 Adopters
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Specification Device Class Specification
USB_Video_Class_1_5.zip 0 bytesVideo Class v1.5 document set
  • UVC v1.5 Class specification
  • USB Video Example v1.5
  • USB Video FAQ v1.5
  • USB Video Payload DV v1.5
  • USB Video Payload Frame Based v1.5
  • USB Video Payload H264 v1.5
  • USB Video Payload MPEG-2 TS v1.5
  • USB Video Payload Uncompressed v1.5
  • USB Video Payload VP8 v1.5
  • USB Video Payload Stream Based v1.5
  • USB Video Transport v1.5
  • USB Video Payload_MJPEG v1.5
  • USB Video Temporal Encoder Examples v1.5
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Specification Device Class Specification
AV_BDP_v1.0.pdf 0 bytesUSB Device Class Definition for Audio/Video Devices Basic Device Profile (BDP)
  • USB Device Class Definition for Audio/Video Devices
  • Basic Device Profile (BDP)
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Specification Device Class Specification
ContentSecurity_v2.0.pdf 0 bytesDevice Class Definition for Content Security Devices 2.0
  • Device Class Definition for Content Security Devices 2.0
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Specification Device Class Specification
CSM-5_v1.0.pdf 0 bytesContent Security Method 5 - High-bandwidth Digital Content Protection 2.1 (HDCP 2.1) Implementation
  • Content Security Method 5 - High-bandwidth Digital Content Protection 2.1 (HDCP 2.1) Implementation
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Specification Device Class Specification
AVDD_Creator_User_Manual.pdf 0 bytesAVDD Creator User Manual Specification Device Class Specification
USB_AV_Specification_Rev_1.0.zip 0 bytesAudio/Video Device Class v1.0 Spec and Adopters Agreement
  • USB Device Class Definition for Audio/Video Devices
  • AVFormat 1 - Video over Bulk
  • USB Device Class Definition for Audio/Video Devices
  • AVFormat 2 - Isochronous Audio
  • USB Device Class Definition for Audio/Video Devices
  • AVFormat 3 - Uncompressed Full Frame Isochronous Video
  • USB Device Class Definition for Audio/Video Devices
  • AV Device Class Overview & AV Function Definition
  • Video & USB Timings
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Specification Device Class Specification
MTPv1_1.zip 0 bytesMedia Transfer Protocol v.1.1 Spec and MTP v.1.1 Adopters Agreement
  • Media Transfer Protocol v.1.1 Spec
  • MTP v.1.1 Adopters Agreement
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Specification Device Class Specification
NCM10_012011.zip 0 bytesNetwork Control Model Devices Specification v1.0 and errata and Adopters Agreement
  • Network Control Model Devices Specification v1.0 and errata
  • Adopters Agreement
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Specification Device Class Specification
Mass_Storage_Specification_Overview_v1.4_2-19-2010.pdf 0 bytesMass Storage Class Specification Overview 1.4
  • Mass Storage Class Specification Overview 1.4
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Specification Device Class Specification
BasicAudioDevice-10.zip 0 bytesAudio Device Class Spec for Basic Audio Devices v1.0 and Adopters Agreement
  • Audio Device Class Spec for Basic Audio Devices v1.0
  • Audio Adopters Agreement
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Specification Device Class Specification
uasp_1_0.zip 0 bytesUSB Attached SCSI Protocol (UASP) v1.0 and Adopters Agreement
  • USB Attached SCSI Protocol (UASP) v1.0
  • Adopters Agreement
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Specification Device Class Specification
Personal_Healthcare_1.zip 0 bytesPersonal Healthcare Rev. 1.0
  • Personal Healthcare Rev. 1.0, Errata for USB Personal Health Care Device Class
  • Personal Healthcare Adopters Agreement
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Specification Device Class Specification
Lockable_Mass_Storage_Spec_and_Adopters_Agreement.zip 0 bytesLockable Mass Storage Specification 1.0 and Adopters Agreement
  • Lockable Mass Storage Specification 1.0
  • Adopters Agreement
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Specification Device Class Specification
Audio2.0_final.zip 0 bytesAudio Devices Rev. 2.0 and Adopters Agreement
  • Audio Devices Rev. 2.0
  • Audio 2.0 Adopters Agreement
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Specification Device Class Specification
USB_Video_Class_1_1_090711.zip 0 bytesVideo Class v1.1 document set
  • USB Video Class v1.1
  • USB Video Identifiers v1.1
  • USB Video Payload DV v1.1
  • USB Video Payload Frame Based v1.1
  • USB Video Payload MJPEG v1.1
  • USB Video Payload MPEG-2 TS v1.1
  • USB Video Payload Uncompressed v1.1
  • USB Video Payload Stream Based v1.1
  • USB Video Payload H264 v1.0
  • USB Video Transport v1.1
  • USB Video Example v1.1
  • USB Video FAQ v1.1
  • USB Video Payload H264 09Aug2011 Errata
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Specification Device Class Specification
DWG_Smart-Card_USB-ICC_ICCD_rev10.pdf 0 bytesSmart Card ICCD version 1.0
  • Device Class: Smart Card ICCD Specification for USB Integrated Circuit(s) Card Devices
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Specification Device Class Specification
DWG_Smart-Card_CCID_Rev110.pdf 0 bytesSmart Card CCID version 1.1
  • Device Class: Smart Card CCID Specification for Integrated Circuit(s) Cards Interface Devices
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Specification Device Class Specification
CDC_EEM10.pdf 0 bytesCDC Subclass Specification for Ethernet Emulation Model Devices 1.0
  • CDC Subclass Specification for Ethernet Emulation Model Devices 1.0
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Specification Device Class Specification
usb_msc_boot_1.0.pdf 0 bytesMass Storage Bootability Specification 1.0
  • Mass Storage Bootability Specification 1.0
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Specification Device Class Specification
DFU_1.1.pdf 139.83 KBDevice Firmware Upgrade 1.1 (new version 31-Aug-2004)
  • Device Firmware Upgrade 1.1
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Specification Device Class Specification
usb_msc_cbi_1.1.pdf 0 bytesMass Storage Control/Bulk/Interrupt (CBI) Specification 1.1
  • Mass Storage Control/Bulk/Interrupt (CBI) Specification 1.1
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Specification Device Class Specification
USBTMC_1_006a.zip 0 bytesTest & Measurement Class Specification
  • USB Test and Measurement Class Specification (USBTMC)
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Specification Device Class Specification
csm2_v1_0.pdf 0 bytesContent Security Method 2 - USB Digital Transmission Content Protection Implementation 1.0
  • Content Security Method 2 - USB Digital Transmission Content Protection Implementation 1.0
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Specification Device Class Specification
usbdi10.pdf 0 bytesOpenUSBDI Specification 1.0
  • USB Driver Interface (OpenUSBDI) Specification
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Specification Device Class Specification
usb_still_img10.zip 0 bytesStill Image Capture Device Definition 1.0 and Errata as of 16-Mar-2007
  • Still Image Capture Device Definition 1.0 and Errata as of 16-Mar-2007
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Specification Device Class Specification
usbir10.pdf 0 bytesIrDA Bridge Device Definition 1.0
  • IrDA Bridge Device Definition 1.0
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Specification Device Class Specification
ContentSecurity_v2.0.pdf 0 bytesContent Security Method 1 - Basic Authentication Protocol 1.0
  • Content Security Method 1 - Basic Authentication Protocol 1.0
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Specification Device Class Specification
usbprint11a021811.pdf 0 bytesPrinter Device Class Document 1.1
  • USB Device Class Definition for Printing Devices
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Specification Device Class Specification