Usb Application Without Usb Suspend Function; Airplane Mode - Quectel EG95-E Hardware Manual

 Sending data to EG95 through USB will wake up the module.
 When EG95 has a URC to report, RI signal will wake up the host.
3.5.1.4.

USB Application without USB Suspend Function

If the host does not support USB suspend function, USB_VBUS should be disconnected with an external
control circuit to let the module enter into sleep mode.
 Execute AT+QSCLK=1 command to enable the sleep mode.
 Ensure the DTR is held at high level or keep it open.
 Disconnect USB_VBUS.
The following figure shows the connection between the module and the host.
Figure 6: Sleep Mode Application without Suspend Function
Switching on the power switch to supply power to USB_VBUS will wake up the module.
NOTE
Please pay attention to the level match shown in dotted line between the module and the host. Refer to
document [1] for more details about EG95 power management application.

3.5.2. Airplane Mode

When the module enters into airplane mode, the RF function does not work, and all AT commands
correlative with RF function will be inaccessible. This mode can be set via the following ways.
Hardware:
The W_DISABLE# pin is pulled up by default. Driving it to low level will let the module enter into airplane
mode.
EG95_Hardware_Design
Module
Power
USB_VBUS
Switch
USB_DP
USB_DM
RI
AP_READY
GND
LTE Module Series
EG95 Hardware Design
Host
GPIO
VDD
USB_DP
USB_DM
EINT
GPIO
GND
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