Universal Serial Bus (USB) is an industry standard that establishes specifications for cables, connectors and protocols for connection, communication and power supply (interfacing) between computers, peripherals and other computers.[2] A broad variety of USB hardware exists, including 14 different connector types, of which USB-C is the most recent and the only one not currently deprecated.

Universal Serial Bus

Upper image: Certified logo. Lower image: Various USB connectors (From left to right: USB Type-A, USB Type-B, 5-pin Mini-B, two proprietary 4-pin Mini-B variants).
Type Bus
Production history
Designed January 1996; 26 years ago (1996-01)
Produced Since May 1996[1]
Superseded Serial port, parallel port, game port, Apple Desktop Bus, PS/2 port, and FireWire (IEEE 1394)

First released in 1996, the USB standards are maintained by the USB Implementers Forum (USB-IF). The four generations of USB are: USB 1.x, USB 2.0, USB 3.x, and USB4.[3]

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This article uses material from the Wikipedia article USB, and is written by contributors. Text is available under a CC BY-SA 4.0 International License; additional terms may apply. Images, videos and audio are available under their respective licenses.