By read-write speed, U-disk carrying out USB interface criterion enjoys popularity, speed of which is much higher than floppy disk.
从读写速度来说，U盘采用USB接口标准广受欢迎，读写速度比软盘快的多。
Practice shows that the way can not only make the monitor communicate with PC by means of RS232 serial interface but also store data by U disk. It has a certain practicality and promotion values.
结果表明，该技术的应用使得起重机安全监控装置不仅可以利用RS232串口与PC机通信，还可利用U盘进行数据的存储，具有一定的实用性和推广价值。
The interface can be used in embedded system which need fast switch between USB host mode and slave mode. And it can be communicated with U disk in host mode and PC in slave mode.
最终实现了嵌入式系统USB主从模式的快速切换以及在主机模式下与U盘、从机模式下与PC机的通信。
The interface can be used in embedded system which need fast switch between USB host mode and slave mode. And it can be communicated with U disk in host mode and PC in slave mode.
最终实现了嵌入式系统USB主从模式的快速切换以及在主机模式下与U盘、从机模式下与PC机的通信。
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