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LTE-A Module Series
EG18 Hardware Design
EG18_Hardware_Design 31 / 104
3.3. Operating Modes
The table below summarizes different operating modes of EG18.
Table 5: Overview of Operating Modes
Please refer to
document [3]
for details about
AT+CFUN
command.
RESERVED Pins
Pin Name
Pin No.
I/O
Description
DC Characteristics Comment
RESERVED
4, 6~9, 11, 12,
14, 15, 18~23,
72, 91, 95,
134, 176,
192~195,
197~201,
209~213
Reserved
Keep these pins
unconnected.
Mode
Details
Normal
Operation
Modes
Idle
Software is active. The module has registered on the network, and it is
ready to send and receive data.
Talk/Data
Network connection is ongoing. In this mode, the power consumption is
decided by network setting and data transfer rate.
Minimum
Functionality
Mode
AT+CFUN=0
command can set the module to a minimum functionality mode without
removing the power supply. In this case, both RF function and (U)SIM card will be
invalid.
Airplane Mode
AT+CFUN=4
command or driving W_DISABLE# pin to low level can set the module
to airplane mode. In this case, RF function will be invalid.
Sleep Mode
In this mode, the current consumption of the module will be reduced to the minimal
level. In this mode, the module can still receive paging message, SMS, voice call and
TCP/UDP data from the network normally.
Power Down
Mode
In this mode, the power management unit shuts down the power supply. Software is
not active. The serial interfaces are not accessible. Operating voltage (connected to
VBAT_RF and VBAT_BB) remains applied.
NOTE