User's Manual

SIM7075G User Manual V1.00
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Module is able to make and receive voice calls, data calls, SMS and make GPRS/LTE traffic in -40℃ ~
+85℃. The performance will be reduced slightly from the 3GPP specifications if the temperature is
outside the normal operating temperature range and still within the extreme operating temperature
range.
5.3 Operating Mode
5.3.1 Operating Mode Definition
The table below summarizes the various operating modes of SIM7075G product.
Table 35: Operating mode Definition
Mode
Function
Normal
operation
Sleep
In this case, the current consumption of module will be reduced to the
minimal level and the module can still receive paging message and
SMS.
Idle
Software is active. Module is registered to the network, and the
module is ready to communicate.
Cat-M1 Voice Call
Connection between two subscribers is in progress. In this case, the
power consumption depends on network settings.
Standby
Module is ready for data transmission, but no data is currently sent or
received. In this case, power consumption depends on network
settings.
Data transmission
There is data transmission in progress. In this case, power
consumption is related to network settings (e.g. power control level);
uplink/downlink data rates, etc.
Minimum functionality mode
AT command
“
AT+CFUN=0
”
and
“
AT+CSCLK=1
”
can be used to set
the module to a minimum functionality mode without removing the
power supply. In this mode, the RF part of the module will not work
and the SIM card will not be accessible, but the serial port and USB
port are still accessible. The power consumption in this mode is lower
than normal mode.
Flight mode
AT command
“
AT+CFUN=4
”
can be used to set the module to flight
mode without removing the power supply. In this mode, the RF part of
the module will not work, but the serial port and USB port are still
accessible. The power consumption in this mode is lower than normal
mode.
Power Saving Mode (PSM)
Setting AT command” AT+CPSMS=1” can be enable the PSM mode.
NOTE