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USB was designed to standardize the connection of peripherals to personal computers, both to exchange data and to supply electric power. It has largely replaced interfaces such as serial ports and parallel ports and has become commonplace on various devices.
The written USB 3.0 specification was released by Intel and its partners in August 2008. The first USB 3.0 controller chips were sampled by NEC in May 2009, [4] and the first products using the USB 3.0 specification arrived in January 2010. [5] USB 3.0 connectors are generally backward compatible, but include new wiring and full-duplex operation.
Such a cable is non-standard, with the USB compliance specification stating that "use of a 'Y' cable (a cable with two A-plugs) is prohibited on any USB peripheral", meaning that "if a USB peripheral requires more power than allowed by the USB specification to which it is designed, then it must be self-powered."
DDL—Data Definition Language; ... USB—Universal Serial Bus; ... Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; ...
The USB mass storage device class (also known as USB MSC or UMS) is a set of computing communications protocols, specifically a USB Device Class, defined by the USB Implementers Forum that makes a USB device accessible to a host computing device and enables file transfers between the host and the USB device. To a host, the USB device acts as an ...
USB 3.2 Gen 2x1 – newly marketed as SuperSpeed USB 10 Gbps (replaces SuperSpeed+ or SS+), [63] 10 Gbit/s signaling rate over 1 lane using 128b/132b encoding (raw data rate: 1212 MB/s); replaces USB 3.1 Gen 2. USB 3.2 Gen 1x2 – new, 10 Gbit/s signaling rate over 2 lanes using 8b/10b encoding (raw data rate: 1000 MB/s).
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USB drives with USB 2.0 support can store more data and transfer faster than much larger optical disc ... Text is available under the Creative Commons ...