青云翻译

(1) describes the history of the development of the usb and then the usb system structure and communication protocols as well as usb host communication protocol.

(1) describes the development history of USB, and then analyzed the system structure and communication protocol of USB communication protocol and USB host.

(1) introduced the USB development history, then has analyzed the USB system structure and the communication protocol as well as the USB main engine communication protocol.

(1) describes the history of the Development USB, and then analyzed the USB system structure and communication protocols, as well as the communication protocol USB host.

(1) describes the development history of USB, and then analyzed the system structure and communication protocol of USB communication protocol and USB host.