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WAKEUP_IN
1
W_DISABLE#
4
AP_READY
2
RESERVED Pins
Pin Name
Pin No.
3, 18, 23,
28~34,
RESERVED
37~40, 43,
55, 73~84,
113~144
3.4. Operating Modes
The table below briefly summarizes the various operating modes referred in the following chapters.
Table 5: Overview of Operating Modes
Mode
Details
Idle
Normal
Operation
Talk/Data
Minimum
AT+CFUN command can set the module entering into a minimum functionality mode
Functionality
without removing the power supply. In this case, both RF function and USIM card will be
Mode
invalid.
Airplane
AT+CFUN command or W_DISABLE# pin can set the module entering into airplane
Mode
mode. In this case, RF function will be invalid.
EC25-V_User_Manual
69
DI
Sleep mode control.
Airplane mode
DI
control.
Application
DI
processor sleep
state detection.
I/O
Description
Reserved.
Software is active. The module has registered to 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.
Confidential / Released
V
min=-0.3V
IL
V
max=0.6V
IL
V
min=1.2V
IH
V
max=2.0V
IH
V
min=-0.3V
IL
V
max=0.6V
IL
V
min=1.2V
IH
V
max=2.0V
IH
V
min=-0.3V
IL
V
max=0.6V
IL
V
min=1.2V
IH
V
max=2.0V
IH
DC Characteristics
LTE Module Series
EC25-V User Manual
1.8V power domain.
Pull-up by default.
Low level wakes up
the module. If
unused, keep it open.
1.8V power domain.
Pull-up by default.
In low voltage level,
module can enter into
airplane mode. If
unused, keep it open.
1.8V power domain.
If unused, keep it
open.
Comment
Keep these pins
unconnected.
21 /
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