USB 3.0 protocol based read-only control system and method
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The invention relates to a USB 3.0 protocol based read-only control system and method. The system comprises a USB read-only control module connected with a host to read data in a USB device according to a data request of the host and delete other operation requests of the USB device of the host, a USB interface conversion module used for obtaining an interface protocol of the USB device and transmitting the interface protocol to the USB read-only control module, and an SPI storage module used for storing programs and configuration information of the system. According to the USB 3.0 protocol based read-only control system and method adopting the structure, a USB 3.0 interface can perform read-only reading of an access device in a mode of keeping USB 3.0 high-speed transmission; and the system is simple in structure, convenient to operate and wide in application range.