usb的arm 驱动，支持scsi协议，文件通过验证-usb drive the arm, support scsi agreement, the document validated

关于U盘开发中所用到的协议，SCSI命令和BULK-only传输协议的约定-U disk about the development of the protocol used, SCSI command and BULK-only transfer protocol agreement

Code helps in USB storage class driver implementation in the Embedded systems. It contains basic SCSI commands which is used to interact with Mass storage device mainly Pen-storage devices