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USB
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Universal Serial Bus is an industry standard, developed by USB Implementers Forum, for digital data transmission and power delivery between many types of electronics. It specifies the architecture, in
The four wires/contacts of a USB 1.x or 2.0 cable with Standard-A plug.
The four wires/contacts of a USB 1.x or 2.0 cable with Standard-A plug.
Two USB 3.0 Standard-A receptacles (left) and two USB 2.0 Standard-A receptacles (right) on a computer's front panel
Two USB 3.0 Standard-A receptacles (left) and two USB 2.0 Standard-A receptacles (right) on a computer's front panel
An early USB mass-storage device (flash drive) with a USB-A type connector
An early USB mass-storage device (flash drive) with a USB-A type connector
An M.2 (2242) solid-state-drive (SSD) connected into a USB 3.0 adapter connected to computer
An M.2 (2242) solid-state-drive (SSD) connected into a USB 3.0 adapter connected to computer
USB 3.0
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Universal Serial Bus 3.0, marketed as SuperSpeed USB, is the third major version of the Universal Serial Bus standard for interfacing computers and electronic devices. It was released in November 2008
USB
…HDMI), and many other uses, as well as all previous USB connectors. As of 2024, USB consists of four generations of specifications: USB 1.x, USB 2.0, USB 3.x, and USB4. The USB4 specification enhances the data transfer and power delivery functionality with "a connection-oriented tunneling architecture designed…
Front view of a Standard‑A USB 3.0 plug, showing its front row of four pins for power and USB 1.x/2.0, and a second row of five pins for the later USB
Front view of a Standard‑A USB 3.0 plug, showing its front row of four pins for power and USB 1.x/2.0, and a second row of five pins for the later USB 3.0 connectivity. The insulator is in the USB 3.0 standard blue color, Pantone 300 C.
Internal circuit board and connectors of a USB 3.0 four-port hub, using a VIA Technologies chipset
Internal circuit board and connectors of a USB 3.0 four-port hub, using a VIA Technologies chipset
A USB 3.0 controller in the form of a PCI Express expansion card.
A USB 3.0 controller in the form of a PCI Express expansion card.
Side connectors on a laptop computer. Left to right: USB 3.0 Standard‑A (host) port (the five additional contacts for USB 3 visible on the underside o
Side connectors on a laptop computer. Left to right: USB 3.0 Standard‑A (host) port (the five additional contacts for USB 3 visible on the underside of the tongue), VGA connector, DisplayPort connector, USB 2.0 Standard‑A (host) port.