usb interface types are: 1. [B-5Pin], the most common interface, with excellent anti-misinsertion performance and compact size; 2. [B-4Pin], flat interface; 3. [B-8Pin] ], the connector is a circular connector to prevent mis-insertion; 4. [B-8Pin-2×4], the interface has a wide range of applications.
usb interface types are:
1, B-5Pin
This kind of interface can be said to be the most common interface. This kind of interface is winning the favor of more and more manufacturers due to its excellent anti-misplugging performance and relatively small size. Now this kind of interface is widely used in reading. card player, MP3, digital camera and mobile hard drive.
2. B-4Pin
There is another form of Mini B-type 4Pin, which is Mini B-type 4Pin Flat. As the name suggests, this interface is flatter than the Mini B-type 4Pin and is widely used in devices.
3. B-8Pin
Compared with the previous ordinary type, this interface changes the original D-type connector into a circular connector, and for A bump is designed on one side to prevent misinsertion.
4, B-8Pin-2×4
This interface is also a relatively common interface, such as the famous MP3 series of iRiver that we are familiar with, Among them, the 180TC, known as the "Iron Triangle", and many other products in this series use this interface.
The application range of this interface is quite wide, but after iRiver switched from the 3XX series to the Mini B-type 5Pin interface, this specification is obviously not as eye-catching as the Mini B-type 5Pin.
5. Micro USB
Micro USB is a portable version of the USB 2.0 standard. It is smaller than the Mini USB interface used by some mobile phones. Micro-USB is Mini -USB's next-generation specifications were formulated by the USB Implementers Forum (USB-IF), a USB standardization organization in the United States, on January 4, 2007.
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