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USB 2.0 supports signaling rates from 480 Mbit/s (60 MB/s) per controller and is shared amongst all attached devices. The web page explains how USB devices transmit and receive data using electrical signals, protocols, and transactions.
PEBKAC is an acronym for "problem exists between keyboard and chair", a slang term used to blame the user for computer errors. Learn about the causes, alternatives and variations of this phrase, as well as other similar expressions like ID-10-T and PICNIC.
Error correction code (ECC) is a technique to control errors in data transmission over noisy channels. It adds redundancy to the message using an algorithm that ...
Learn about the different sizes, shapes, and speeds of USB connectors, and how they are compatible with various devices and cables. See the pinout diagrams for USB 2.0, 3.0, and 3.1 standards, and the differences between plugs and receptacles.
USB 3.0 is the third major version of the Universal Serial Bus standard for interfacing computers and electronic devices. It was released in 2008 and has a maximum data transfer rate of 5 Gbit/s, which is 10 times faster than USB 2.0.
Learn about the USB wireless receiver that connects up to six Logitech devices to the same computer using 2.4 GHz band. Find out how to pair, switch, and update devices, and the security vulnerabilities of the Unifying system.
A cyclic redundancy check (CRC) is an error-detecting code used in digital networks and storage devices. It calculates a short check value based on a polynomial division of the data block and compares it with the received value to detect errors.
USB-C plug USB-C (SuperSpeed USB 5Gbps) receptacle on an MSI laptop. USB-C, or USB Type-C, is a 24-pin connector (not a protocol) that supersedes previous USB connectors and can carry audio, video, and other data, to connect to monitors or external drives.