Usb Interface - Quectel EG915U Series Hardware Design

Module

4.2. USB Interface

EG915U series module provides one integrated Universal Serial Bus (USB) interface which complies with
the USB 2.0 specification and supports full-speed (12 Mbps) and high-speed (480 Mbps) modes. The
USB interface can only serve as a slave device and is used for AT command communication, data
transmission, software debugging and firmware upgrade.
Table 10: Functions of the USB Interface
Functions
Data communication with external AP
AT command communication
Data transmission
GNSS NMEA output
Software debugging
Firmware upgrade
Voice over USB
EG915U_Series_Hardware_Design
Differential
layout
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SPK_N
Figure 17: Reference Design for Receiver Interface
LTE Standard Module Series
Close to Rec eiv er
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10 pF 33 pF
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