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Display Data Channel (DDC) is a collection of protocols for digital communication between a computer display and a graphics adapter that enable the display to communicate its supported display modes to the adapter and that enable the computer host to adjust monitor parameters, such as brightness and contrast.
A sending station (computer or network switch) may be transmitting data faster than the other end of the link can accept it.Using flow control, the receiving station can signal the sender requesting suspension of transmissions until the receiver catches up.
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 ...
KVM+Dock A KVM switch with built-in docking station. It combines two devices, a KVM switch and a docking station. The customer expectations for this kind of product has increased due to a rising number of work from home setups that need to share user I/O devices between a personal PC and work laptop as a consequence of COVID pandemic restrictions.
2003's Dell Latitude laptop with dock connector (parallel to top edge). Classic docking connectors for laptop computers are usually embedded into a mechanical docking station and port replicator devices that supports and aligns the laptop and sports various single-function ports and a power source that are aggregated into the docking connector.
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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.
A four-port "long cable" "external box" USB hub A four-port "compact design" USB hub: upstream and downstream ports shown. A USB hub is a device that expands a single Universal Serial Bus (USB) port into several so that there are more ports available to connect devices to a host system, similar to a power strip.