Micro USB is a portable version of USB 2 standard, the USB interface is smaller than Mini is currently part of mobile phone use, Micro-USB is the next generation of Mini-USB specifications, standardized by the USB organizationAmerica USB Implementers Forum (USB-IF) formulated in January 4, 2007.Micro-USB support OTG, like the Mini-USB, but also 5pin. The definition of
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