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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. All devices connected through a ...
Apple offers various adapters that allow the Lightning connector to be used with other interfaces, such as 30-pin, USB, HDMI, VGA, and SD cards. The Lightning to 30-pin adapter supports only a limited subset of the available 30-pin signals: USB data, USB charging, and analog audio output (via the DAC inside of the adapter [27]).
To allow for voltage drops, the voltage at the host port, hub port, and device are specified to be at least 4.75 V, 4.4 V, and 4.35 V respectively by USB 2.0 for low-power devices, [a] but must be at least 4.75 V at all locations for high-power [b] devices (however, high-power devices are required to operate as a low-powered device so that they ...
AAUI signals have the same description, function, and electrical requirements as the Attachment Unit Interface (AUI) signals of the same name, as detailed in IEEE 802.3-1990 CSMA/CD Standard, section 7, [4] with the exception that most hosts provide only 5 volts of power rather than the 12 volts required for most AUI transceivers.
USB On-The-Go (USB OTG or just OTG) is a specification first used in late 2001 that allows USB devices, such as tablets or smartphones, to also act as a host, allowing other USB devices, such as USB flash drives, digital cameras, mouse or keyboards, to be attached to them. Use of USB OTG allows devices to switch back and forth between the roles ...
iPhone SE (2nd generation) iPhone: March 8, 2022 May 4, 2020 MacBook Pro (13-inch, 2020, Four Thunderbolt 3 ports) MacBook Pro: October 18, 2021 MacBook Pro (13-inch, 2020, Two Thunderbolt 3 ports) MacBook Pro: November 17, 2020 August 4, 2020 iMac (Retina 5K, 27-inch, 2020) iMac: March 8, 2022 September 18, 2020 Apple Watch Series 6: Apple ...
The second-generation iPhone SE (also known as the iPhone SE 2 or the iPhone SE 2020) is a smartphone developed and marketed by Apple Inc. It is part of the 13th generation of the iPhone, alongside the iPhone 11 and 11 Pro/Pro Max models. Apple announced it on April 15, 2020, coinciding with the discontinuation of the iPhone 8 and 8 Plus.
On April 15, 2020, the second-generation iPhone SE was announced as the successor to the original first-generation iPhone SE. [14] The second-generation iPhone SE was released on April 24, 2020. [14] However, the 2020 iPhone SE has a larger 4.7-inch screen size, leaving the original iPhone SE as the last iPhone to have the smaller 4.0-inch ...