This system consists of host computer and slave computer two levels system.
系统由上位机和下位机二级系统构成。
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。
Software system includes host and slave computer software design.
系统软件包含下位机和上位机软件设计。
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