Further modifications to the USB specification have been made via Engineering
Change Notices (ECN). The most ...
Universal Serial Bus Revision 3.1 Specification (.zip file format, size 56.6 MB)
provides the technical details to understand USB 3.1 requirements and design ...
Technical details to understand USB 3.0 and 2.0 spec requirements, design
compatible products, download developer-related PDFs, and more.
The Universal Serial Bus (USB) is a specification developed by Compaq, Intel,
Microsoft and NEC, joined later by Hewlett-Packard, Lucent and Philips.
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 ...
Sep 23, 1998 ... The 1.1 revision of the specification is intended for product design. ... Please
send comments via electronic mail to email@example.com.
Sep 17, 2014 ... The initial specification for USB only had provisions for 0.75 watts of power – 150
mA at 5 V. USB 2.0 bumped that to 500 mA, or 2.5 watts, and ...
Dec 28, 2009 ... USB 3.0 has been highly anticipated — and now, it's finally here. Sort of. Find out
about its availability, specifications, benefits, and limitations.
In order to realize the 480 Mbps bus operation for USB 2.0, a change in electrical
specifications was necessary, but without sacrificing compatibility with USB 1.x.
Aug 26, 2015 ... The USB spec also allows for a “sleep-and-charge” port, which is where the USB
ports on a powered-down computer remain active. You may ...