User's Manual

SIM7090G User Manual V1.01
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5.3 Operating Mode
5.3.1 Operating Mode Definition
The table below summarizes the various operating modes of SIM7090G product.
Table 38: 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”or W_DISABLE# pin 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.
In this mode, The mode is similar to power-off. But the module remains
registered on the network and there is no need to re-attach or
re-establish the network connections. And all of the functions will be
unavailable except the RTC function. PWRKEY and timer expires can
wake up the module.