Nordic nRF91 series
AT command guide for: Nordic Semiconductor nRF91 series incl. nRF9160
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Vendor's AT commands manual
nRF91 AT Commands
https://infocenter.nordicsemi.com/topic/ref_at_commands/REF/at_commands/intro.html
Specific AT commands for Serial LTE Modem (SLM)
https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/nrf/applications/serial_lte_modem/doc/AT_commands_intro.html
General AT Commands
Purpose | Command String |
---|---|
Configure/start a manual network selection | AT+COPS=[,[,[,]]] For example: AT+COPS=1,2,"26201" |
Check the received signal quality | AT%XMONITOR %XMONITOR: <reg_status>,[<full_name>,<short_name>,,,,,<cell_id>,<phys_cell_id>,,,,<NW-provided_eDRX_value>,,] |
Check the supported/configured bands of the UE | AT%XCBAND |
Check the network registration status | AT+CEREG? |
Configure the APN for IP-based connection | AT+CGDCONT=0,"IP","" |
Configure/activate the PSM mode | AT+CPSMS=[[,<Requested_Periodic-RAU>[,<Requested_GPRS-READYtimer>[,<Requested_Periodic-TAU>[,<Requested_Active-Time>]]]]] |
Initialization and resuming of firmware over the air (FOTA) updates | AT+UCOAPFWT=0 Note: This AT command is used to resume FOTA transfer after interruption: AT+UCOAPFWT=<remaining_blocks> |
Check the firmware version | AT+CGMR |
Check the hardware version | AT%HWVERSION |
Modify the supported bands of the UE | AT%XBANDLOCK=[,<band_mask>] 0 – Remove band locks 1 – Set permanent band mask 2 – Set runtime band mask <band_mask><permanent_lock><run-time_lock> String. Bit string, LSB is band 1. Leading zeroes can be omitted. Maximum length 88 characters. The following command example sets runtime band 4 and 13 lock: AT%XBANDLOCK=2,"1000000001000" OK |
Switch ON / OFF the transceiver | AT+CFUN=0 / AT+CFUN=1; AT+CGATT=1 |
AT Commands for Communication Protocols
Purpose | Command String |
---|---|
Configure/activate Rel. 13 Early Release Assistance Indicator | AT%XRAI[=] Release assistance information sent to the network. 0 – Undefined, default 3 – Control plane one response. For more information, see 3GPP TS 24.301, subclause 9.9.4.25 Release assistance indication. 4 – Control plane no response. For more information, see 3GPP TS 24.301, subclause 9.9.4.25 Release assistance indication. |
Configure/activate the eDRX mode | AT+CEDRXS=[,[,[,<Requested_eDRX_value>]]] |
Modify eDRX parameters | |
Create a TCP/UDP socket and send data to remote via socket | |
Send data to remote via socket |
Updated about 3 years ago