Quectel LTE-A Series User Manual

LTE-A Module Series
EG060V-EA Hardware Design
EG060V-EA_Hardware_Design 30 / 82
The module and the host will be waken up in the following conditions:
⚫ Sending data to EG060V-EA through USB will wake up the module.
⚫ When the module has a URC to report, RI signal will wake up the host.
3.5.1.4. Set Sleep Mode via USB without USB Suspend Function
If the host does not support USB suspend function, USB_VBUS should be disconnected from an external
control circuit to enable the module to enter into sleep mode. The following steps are required to this end.
⚫ Execute AT+QSCLK=1 command to enable the sleep mode.
⚫ Ensure the MAIN_DTR is held at high level or keep it open.
⚫ Disconnect USB_VBUS.
The following figure shows the connection between module and host in this case.
USB_VBUS
USB_DP
USB_DM
VDD
USB_DP
USB_DM
Module Host
RI
EINT
Power
Switch
GPIO
GND
GND
Figure 7: Sleep Mode without Suspend Function
Supply power to USB_VBUS with the power switch will wake up the module.
Please pay attention to the level matching between module and host.
3.5.2. Airplane Mode
When the module is in airplane mode, the RF function does not work, and all AT commands correlative
with RF function are inaccessible.
NOTE

Quectel LTE-A Series Specifications

General

Brand	Quectel
Model	LTE-A Series
Category	Control Unit
Language	English