EVK-R6 and EVK-L6 - User guide
UBX-21035387 - R03
Starting up
Page 12 of 27
C1-Public
1.9
Enabling error result codes
Command sent by DTE (user)
DCE response (module)
Description
AT+CMEE=2
OK
Enables the cellular module to report verbose error
result codes.
1.10
PIN code insertion (when required)
Command sent by DTE (user)
DCE response (module)
Description
AT+CPIN="8180"
OK
Enter the PIN code, if needed (enter the PIN of the SIM
card
–
8180 is written here as an example).
AT+CLCK="SC",0,"8180"
OK
Unlock the PIN at power-on (the last parameter is the
PIN of the SIM card
–
8180 is written here as an
example).
AT+CLCK="SC",1,"8180"
OK
Lock the PIN at power-on (the last parameter is the PIN
of the SIM card
–
8180 is written here as an example).
1.11
Registration on a cellular network
Command sent by DTE (user)
DCE response (module)
Description
AT+CREG?
+CREG: 0,1
OK
Verify the network registration.
AT+COPS=0
OK
Register the module on the network.
The cellular module automatically registers itself on
the cellular network. This command is necessary only if
the automatic registration failed (AT+CREG? returns
0,0).
AT+COPS?
+COPS: 0,0,"I TIM",7
OK
Read the operator name and radio access technology
(RAT).
for further AT command examples describing how to define the initial default bearer
for connectivity, how to set up a data connection using internal TCP/IP stack, how to open a TCP
socket, or how to open a UDP socket.
1.12
Switching off the EVK-R6 and EVK-L6
To switch off the cellular module in the EVK-R6 and EVK-L6, send the +CPWROFF AT command.
Make sure to use this command before switching off the main power, otherwise settings and
configuration parameters may not be saved in the internal non-volatile memory of the cellular module.
