Operating Modes - Quectel LTE-A Series Hardware Design

RESERVED Pins
Pin Name Pin No.
4, 6~9, 11, 12,
14, 15, 18~23,
72, 91, 95,
RESERVED 134, 176,
192~195,
197~201,
209~213

3.3. Operating Modes

The table below summarizes different operating modes of EG18.
Table 5: Overview of Operating Modes
Mode Details
Idle
Normal
Operation
Modes
Talk/Data
Minimum AT+CFUN=0 command can set the module to a minimum functionality mode without
Functionality removing the power supply. In this case, both RF function and (U)SIM card will be
Mode invalid.
AT+CFUN=4 command or driving W_DISABLE# pin to low level can set the module
Airplane Mode
to airplane mode. In this case, RF function will be invalid.
In this mode, the current consumption of the module will be reduced to the minimal
Sleep Mode level. In this mode, the module can still receive paging message, SMS, voice call and
TCP/UDP data from the network normally.
In this mode, the power management unit shuts down the power supply. Software is
Power Down
not active. The serial interfaces are not accessible. Operating voltage (connected to
Mode
VBAT_RF and VBAT_BB) remains applied.
NOTE
Please refer to document [3] for details about AT+CFUN command.
EG18_Hardware_Design
I/O Description
Reserved
Software is active. The module has registered on the network, and it is
ready to send and receive data.
Network connection is ongoing. In this mode, the power consumption is
decided by network setting and data transfer rate.
LTE-A Module Series
EG18 Hardware Design
DC Characteristics Comment
Keep these pins
unconnected.
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