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The USB On-The-Go logo. Non-compliant USB On-The-Go adapter for a defective smartphone or tablet computer. Some products were made with defective ports that do not accept Micro-A plugs. Instead, they were designed to accept Micro-AB plugs, which are similar to Micro-A plugs but have a different shell. This means that Micro-A plugs cannot be ...
The Certified USB Fast Charger logo for USB Type-C charging ports. On January 8, 2018, USB-IF announced "Certified USB Fast Charger" logo for chargers that use "Programmable Power Supply" (PPS) protocol from the USB Power Delivery 3.0 specification. In May 2021, the USB PD promoter group launched revision 3.1 of the specification.
A USB charger that supports QC3.0. Quick Charge ( QC) is a proprietary battery charging protocol developed by Qualcomm, used for managing power delivered over USB, mainly by communicating to the power supply and negotiating a voltage. Quick Charge is supported by devices such as mobile phones which run on Qualcomm system-on-chip (SoCs), and by ...
Lightning is an 8-pin digital connector (12-pin version for the Apple Vision Pro battery). Unlike the 30-pin dock connector it replaced (and USB Type-A and -B connectors), it is reversible. Most Lightning devices only supported USB 2.0, which has a maximum transfer speed of 480 Mbit/s or 60 MB/s. With USB 2.0, only one lane is in use at a time.
The USB HID class describes devices used with nearly every modern computer. Many predefined functions exist in the USB HID class. These functions allow hardware manufacturers to design a product to USB HID class specifications and expect it to work with any software that also meets these specifications. The same HID protocol is used unmodified ...
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, e.g., to drive multiple displays or to store a backup to an external drive. It can also provide and receive power, such as powering ...
USB communications device class (or USB CDC) is a composite Universal Serial Bus device class. The communications device class is used for computer networking devices akin to a network card, providing an interface for transmitting Ethernet or ATM frames onto some physical media. It is also used for modems, ISDN, fax machines, and telephony ...
Ethernet over USB. Ethernet over USB is the use of a USB link as a part of an Ethernet network, resulting in an Ethernet connection over USB (instead of e.g. PCI or PCIe ). USB over Ethernet (also called USB over Network or USB over IP) is a system to share USB-based devices over Ethernet, Wi-Fi, or the Internet, allowing access to devices over ...