usb开发的重要经历，Mass Storage类的协议文档集合，包括Mass Storage概述，cbi传输，bulk-only传输，以及ufi指令等。你再也不用去到处搜这些英文资料了。-usb key development experience, Mass Storage Class protocol document collection, including the Mass Storage Overview, cbi transfer, bulk-only transfer, and

这是一个很好用的USBHID设备通信工具，可以自动搜索发现设备，打开设备，关闭设备，发送字符、十六进制数据等-This is USBHID equipment a good use of communication tools that can automatically search found the device, open the device, turn off the device, sending a character, hexadecimal data, etc.