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1. (WO2018086458) USB INTERFACE CIRCUIT, METHOD AND DEVICE FOR USB INTERFACE IMPLEMENTATION, AND COMPUTER STORAGE MEDIUM

Pub. No.:    WO/2018/086458    International Application No.:    PCT/CN2017/107511
Publication Date: Fri May 18 01:59:59 CEST 2018 International Filing Date: Wed Oct 25 01:59:59 CEST 2017
IPC: G06F 13/40
Applicants: ZTE CORPORATION
中兴通讯股份有限公司
Inventors: HAN, Zhengwei
韩正渭
Title: USB INTERFACE CIRCUIT, METHOD AND DEVICE FOR USB INTERFACE IMPLEMENTATION, AND COMPUTER STORAGE MEDIUM
Abstract:
A universal serial bus (USB) interface circuit, a USB interface implementation method, and a device. The USB interface implementation method comprises: utilizing a difference between a VBUS voltage of an external USB device and a VBUS voltage of an external USB host to identify that a USB interface is connected to a USB host or a USB device, and processing, according to whether the USB interface is connected to a USB host or a USB device, signals on a signal line D+ and/or a signal line D-. Also provided is a computer storage medium.