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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 ...
During USB communication, data is transmitted as packets. Initially, all packets are sent from the host via the root hub, and possibly more hubs, to devices. Some of those packets direct a device to send some packets in reply. After the sync field, all packets are made of 8-bit bytes, transmitted least-significant bit first. The first byte is a ...
The hub built into the host controller is called the root hub. A USB device may consist of several logical sub-devices that are referred to as device functions. A composite device may provide several functions, for example, a webcam (video device function) with a built-in microphone (audio device function).
A USB compound device contains an embedded USB hub and one or more non-removable USB devices. [1] It may or may not have exposed downstream ports. The internal USB hub may be a physical IC that connects to other ICs, or the hub and all functions may be implemented in software on a single IC (though it is more common to integrate them as a composite device in this case).
Dầu Tiếng Base Camp (also known as LZ Dầu Tiếng or Camp Rainier) is a former U.S. Army and Army of the Republic of Vietnam (ARVN) base in the town of Dầu Tiếng in Bình Dương Province in southern Vietnam.
The Vietnamese Wikipedia initially went online in November 2002, with a front page and an article about the Internet Society.The project received little attention and did not begin to receive significant contributions until it was "restarted" in October 2003 [3] and the newer, Unicode-capable MediaWiki software was installed soon after.
Từ điển bách khoa Việt Nam (lit: Encyclopaedic Dictionary of Vietnam) is a state-sponsored Vietnamese-language encyclopedia that was first published in 1995. It has four volumes consisting of 40,000 entries, the final of which was published in 2005. [1] The encyclopedia was republished in 2011.
Abridged Chronicles of Đại Việt) or Việt sử lược (chữ Hán: 越史略; lit. Abridged Chronicles of Viet ) is an historical text that was compiled during the Trần dynasty . The three-book work was finished around 1377 and covers the history of Vietnam from the reign of Triệu Đà to the collapse of the Lý dynasty . [ 1 ]