The interface can be used in embedded system which need fast switch between USB hostmode and slave mode. And it can be communicated with U disk in hostmode 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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There are generally two modes of USB technology could be used in embedded systems, one is the USB device mode using as USB Devices and the other is USB hostmode using as USB Host Controllers.
One side effect of using it is that in its default mode, both the meeting host and the first person to join will get the acceptance requests from every other person wishing to join the session.