EVK-R8 - User guide
UBX-22018774 - R01
Starting up
Page 12 of 20
C1-Public
1.9
Enabling error result codes
Command sent by DTE (user)
DCE response (module)
Description
AT+CMEE=2
OK
Enable 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 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 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 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 CS network registration.
AT+CEREG?
+CEREG:
0,1,"5684","03761b14",7
OK
Verify the EPS 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 auto-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 the complete description and syntax of the AT commands supported by LENA-R8 series modules,
see the AT commands manual
1.12
Switching off the cellular system in the EVK-R8
To switch off the cellular system in the EVK-R8, 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 (NVM) of the cellular module.