29
7
AT Commands
The QNavigator can be used to communicated with the transmitter and receiver. For example, you can
use the following AT commands:
a.
ATI:
The ATI command displays the module information, such as the name and version
b.
AT+CFUN?:
This commands sets up phone functionality in the module. In our case it is 1,
because we require full functionality.
c.
AT+CSQ:
This command is used to get the signal strength and it makes sure that the USIM
is receiving signals.
d.
AT+CREG?:
This command is used to enquire about the network registration status.
Response 1 means registered.
e.
AT+CGREG?:
This command is also used to enquire the network registration status.
f.
AT+COPS?:
This commands returns the current mode and currently selected operator.
(e.g. T-Mobile).
g.
AT+QCFG = “BAND”, f,400a0e189f,a0e189f:
In order for the USIM to get registered with
the 5G NB network we set up the device to look for the above frequency band
configuration.
h.
AT+QCFG = “NWSCANMODE”,1:
This command is used to set the scan mode. We set it
to 1 to scan for GSM networks to register.
i.
AT+QCFG = “iotopmode”,1:
This command is used to specify the network category which
is to be searched under the LTE network mode. We set it to 1 to search for LTE Cat.NB1.
j.
AT+QCFG = “NWSCANSEQ”,010302:
This command configures the sequence of searching
for the network. Our sequence means GSM
LTE Cat.NB1
LTE Cat.M1
k.
AT+CGDCONT=1,”IPV4V6”:
This command sets the PDP context, we have set the PDP
context to IPV4 and V6.
Содержание BG96
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