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USB Battery Charging 1.0, 2007-03-08, 5 V, 1.5 A ... 2014-08-11, 5 V, 3 A, New connector and cable specification.


USB 3.0 is the third major version of the Universal Serial Bus (USB) standard for interfacing ... The specification of USB 3.0 is similar to that of USB 2.0, but with many improvements and an alternative implementation. Earlier USB concepts such ...


Universal Serial Bus Revision 3.2 Specification (.zip file format, size 102 MB) provides the technical details to understand USB 3.2 requirements and design USB ...


Universal Serial Bus Revision 2.0 specification (.zip file format, size 78.5 MB) provides the technical details to understand USB requirements and design USB ...


Technical details to understand USB 3.0 and 2.0 spec requirements, design compatible products, download developer-related PDFs, and more.



Sep 17, 2010 ... Starting out new with USB can be quite daunting. With the USB 2.0 specification at 650 pages one could easily be put off just by the sheer size ...


The Universal Serial Bus (USB) is a specification developed by Compaq, Intel, Microsoft and NEC, joined later by Hewlett-Packard, Lucent and Philips.


USB standards are developed and maintained by an industry body called the USB Implementers Forum (USB-IF). In its original specification, USB defined only  ...