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This article mainly introduces what the micro usb interface refers to, the article is very detailed, has a certain reference value, interested friends must read it!

Micro usb is a portable version of the [USB 2.0] standard, which is smaller than the Mini USB interface used by some phones. Micro USB is the next generation specification of Mini USB, completed by the USB standardization organization USB Implementers Forum of the United States in 2007.

Micro USB is a portable version of the USB 2.0 standard, which is smaller than the Mini USB interface used by some mobile phones. Micro-USB is the next generation specification of Mini-USB, which was formulated by the USB standardization organization USB Implementers Forum (USB-IF) on January 4, 2007. Micro-USB supports OTG, which, like Mini-USB, is 5pin.

The definition of Micro series includes Micro-B series slots for standard equipment, Micro-AB slots for OTG devices, Micro-An and Micro-B plugs, and cables. What is unique about the Micro series is that they contain a stainless steel shell, which can be plugged in and unplugged for ten thousand times.

Extended data:

Micro-USB connectors are smaller than standard USB and Mini-USB connectors, save space, have up to 10000 plug life and strength, and are designed for blind insertion. The Micro-USB standard supports the OTG function of USB, that is, in the absence of a host (such as a personal computer), data can be transferred directly between portable devices, compatible with USB1.1 (low speed: 1.5Mb/s, full speed: 12Mb/s) and USB 2.0 (high speed: 60Mb/s), while providing data transmission and charging, especially suitable for high speed (HS) or higher speed data transmission, is to connect small devices (such as mobile phones, PDA) Digital camera, digital camera and portable digital player, etc.) the best choice.

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