USB & OTG giá cực tốt

     
Just about any duanromanplaza.vn that you buy today comes with one or more Universal Serial Bus connectors. These USB connectors let you attach mice, printers and other accessories to lớn your duanromanplaza.vn quickly & easily. The operating system supports USB as well, so the installation of the device drivers is quick and easy, too. Compared lớn other ways of connecting devices to lớn your duanromanplaza.vn (including parallel ports, serial ports and special cards that you install inside the duanromanplaza.vn"s case), USB devices are incredibly simple.

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­In this article, we"ll look at USB ports from both a user và a technical standpoint. You"ll learn why the USB system is so flexible and how it"s able to support so many devices so easily -- it"s truly an amazing system.


Anyone who has been around duanromanplaza.vns for a while knows the problem that the Universal Serial Bus is trying to solve -- in the past, connecting devices to lớn duanromanplaza.vns has been a real headache.


Devices that needed faster connections came with their own cards, which had khổng lồ fit in a card slot inside the duanromanplaza.vn"s case. Unfortunately, the number of thẻ slots is limited & some of the cards are difficult lớn install.

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The goal of USB is to over all of these headaches. The Universal Serial Bus gives you a single, standardized, easy-to-use way khổng lồ connect up khổng lồ 127 devices lớn a duanromanplaza.vn.

Just about every peripheral made now comes in a USB version. A sample các mục of USB devices that you can buy today includes:


In the next section, we"ll look at the USB cables và connectors that allow your duanromanplaza.vn khổng lồ communicate with these devices.


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"""Inside a USB cable: There are two wires for power -- +5 volts (red) and ground (brown) -- and a twisted pair (yellow and blue) of wires khổng lồ carry the data. The cable is also shielded.