Document Library

• USB Device Class Definition for Audio/Video Devices
• Basic Device Profile (BDP)

• 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

• USB 'A' Plug Form Factor Rev. 1.0

• USB Connector for Mezzanine Applications Guidelines Rev. 1.0

• USB This Card Specification Rev 1.0
• Adopters Agreement

• CDC Subclass for Communications Devices
• CDC Subclass for Wireless Mobile Communications Devices 1.1
• CDC v1.2 WMC v1.1 Errata 1 Adopters

• CDC Subclass Specification for Ethernet Emulation Model Devices 1.0

• Network Control Model Devices Specification v1.0 and errata
• Adopters Agreement

• Mobile Broadband Interface Model v1.0 Errata -1
• Adopters Agreement

• MBIM Compliance Testing v1.0

• USB Multiflow Extension for Mobile Broadband Interface Model v1.0
• Adopters Agreement

• Device Class Definition for Content Security Devices 2.0

• Content Security Method 1 - Basic Authentication Protocol 1.0

• Mass Storage Control/Bulk/Interrupt (CBI) Specification 1.1

• Mass Storage UFI Command Specification 1.0

• Lockable Mass Storage Specification 1.0
• Adopters Agreement

• USB Attached SCSI Protocol (UASP) v1.0
• Adopters Agreement

• USB Mass Storage Class Specification for UASP Bootability v1.0
• Adopters Agreement

• Media Agnostic USB v1.0a Spec
• Adopters Agreement

• Media Transfer Protocol v.1.1 Spec
• MTP v.1.1 Adopters Agreement

• USB Driver Interface (OpenUSBDI) Specification

• Personal Healthcare Rev. 1.0, Errata for USB Personal Health Care Device Class
• Personal Healthcare Adopters Agreement

• USB Usage Tables for HID Power Devices

• USB Device Class Definition for Printing Devices

• USB Print Interface Class IPP Protocol Specification
• Adopters Agreement

• Device Class:  Smart Card CCID Specification for Integrated Circuit(s) Cards Interface Devices

• Device Class:  Smart Card ICCD Specification for USB Integrated Circuit(s) Card Devices

• USB Test and Measurement Class Specification (USBTMC)

• 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

• 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

1. The Original USB 2.0 specification released on April 27, 2000
2. USB 2.0 Adopters Agreement
3. Errata to the USB 2.0 specification as of December 7, 2000
4. Mini-B connector Engineering Change Notice to the USB 2.0 specification
5. Pull-up/pull-down Resistors Engineering Change Notice to the USB 2.0 specification
6. Errata to the USB 2.0 specification as of May 28, 2002
7. Interface Association Descriptor Engineering Change Notice to the USB 2.0 specification
8. Rounded Chamfer Engineering Change Notice to the USB 2.0 specification as of October 8, 2003
9. Unicode Engineering Change Notice to the USB 2.0 specification as of February 21, 2005
10. Inter-Chip USB Supplement Revision 1.0 as of March 13, 2006
11. Micro-USB Cables and Connectors Specification Revision 1.01 as of April 4, 2007 and corresponding Adopters Agreement
12. USB 2.0 Link Power Management Addendum Engineering Change Notice to the USB 2.0 specification as of July 16, 2007
13. High-Speed Inter-Chip USB Electrical Specification Revision 1.0 as of September 23, 2007
14. Suspend Current Limit Changes Engineering Change Notice to the USB 2.0 Specification as of April 9, 2008
15. 5V Short Circuit Withstand Requirement Change Engineering Change Notice to the USB 2.0 Specification as of December 22, 2008
16. Device Capacitance Engineering Change Notice to the USB 2.0 Specification as of December 22, 2008
17. Material Change Engineering Change Notice to the USB 2.0 Specification as of December 22, 2008
18. USB 2.0 Phase-locked SOFs Engineering Change Notice to the USB 2.0 Specification as of December 22, 2008
19. Micro-USB Micro-B ID Pin Resistance and Tolerance stack-up between D+ and D- Engineering Change Notice to the MicroUSB Specification to the USB 2.0 Specification, Revision 1.01 as of December 22, 2008
20. Quad Type Cable Additional for Micro USB ECN as of December 29, 2009
21. Clarification on the Chamfer on USB 2.0 Micro Connectors ECN as of March 23, 2010
22. Maximum Unmating Force Value Definition to USB 2.0 Micro Connectors ECN as of March 23, 2010
23. "On-The-Go Supplement to the USB 2.0 Specification" Adopters Agreement
24. USB TEST_MODE Selector Values ECN as of July 26, 2010
25. Errata for USB 2.0 ECN:  Link Power Management (LPM) - 7/2007 as of October 11, 2011
26. On-The-Go and Embedded Host Supplement to the USB Revision 2.0 Specification, Revision 2.0 version 1.1a as of July 27, 2012
27. HSIC ECN as of May 21, 2012
28. USB 2.0 Connect Timing ECN Update as of April 4, 2013
29. HSIC Disconnect Supplement ECN as of September 18, 2013
30. USB 2.0 VBUS Max Limit ECN as of August 11, 2014
31. USB OTG EH ECN Maximum Vbus Voltage dated November 26, 2014
32. USB 2.0 DC Resistance as of October 8, 2021
33. USB 2.0 Double Isochronous IN Bandwidth ECN as of June 4, 2024
34. USB 2.0 eUSB2 Repeater ECN as of September 27, 2024
35. USB 2.0 Double Isochrnous IN ECN dated April 8, 2025

USB Type-C® Bridge Class Specification v1.1

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

USB 3.0 Adopters Agreement