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Power equals voltage times current. A USB port that draws 500 mA (0.5 A) at 5 volts is drawing 2.5 watts of power. In Bus-powered USB hubs, each USB port can supply power as well as transfer data. A self-powered hub takes its power from an external power supply unit and can therefore provide full power (up to 500 mA) to every port. Self-powered ...
In computing, a docking station, port replicator (hub), or dock provides a simplified way to plug-in a mobile device, such as connect common peripherals to a laptop, or charge a smartphone. Because a wide range of dockable devices—from mobile phones to wireless mouse —have different connectors, power signaling, and uses, docks are ...
The USB 3.0 Micro-B plug effectively consists of a standard USB 2.0 Micro-B cable plug, with an additional 5 pins plug "stacked" to the side of it. In this way, cables with smaller 5 pin USB 2.0 Micro-B plugs can be plugged into devices with 10 contact USB 3.0 Micro-B receptacles and achieve backward compatibility.
The USB OTG and Embedded Host Supplement to the USB 2.0 specification introduced three new communication protocols: . Attach Detection Protocol (ADP): Allows an OTG device, embedded host or USB device to determine attachment status in the absence of power on the USB bus, enabling both insertion-based behavior and the capability to display attachment status.
The other was sold with the Macintosh II and Mac SE with a family number designation G5431. Besides FCC ID numbers, both were exactly alike and came with a black track ball. The other 2 were manufactured in the US and Malaysia with the family designation of G5431. Both identical to the Taiwan made mouse with the exception of a grey mouse ball.
The rear of the HD DVD drive, showing extra USB ports and a dock for the Xbox 360 wireless adapter. The HD DVD player connects to the Xbox 360 using a mini USB connection. [8] All of the audio and video processing and output come from Xbox 360 itself. The unit can also function as a USB hub, with 2 ports on the rear. It also includes a clip for ...