Satellite NTN Network
The guide provided below contains AT command instructions for the Murata LBAD0XX1SC-DM module designed to work with Skylo Satellite IoT for Non-Terrestrial Networks (NTN).
Murata LBAD0XX1SC-DM The Type 1SC module is the world’s smallest Cat. M1/NB-IoT module with global certification. It supports GPS/GNSS, OpenMCU, and Integrated SIMS.
Set up Murata Kit (LBAD0XX1SC-DM-EVK2)
Set up the EVK Kit
Connect the UBC Cable to the EVK kit.
Connect the LTE antenna
Insert the Monogoto SIM
Connect your PC to the EVK Kit
Use the USB to connect your computer to the AT CMD port of the EVK Kit
When using Windows, install the driver using the disk or USB stick provided by Murata.
Connect to the EVK kit using a terminal program. You can use PuTTY for Windows, or Screen, minicom, or Miniterm for Mac or Linux.
Enter AT
, if the connection with the LBAD0XX1SC-DM modem has been established, the board will answer with OK
.
Connect the LBAD0XX1SC to Skylo
Keep the AT Commands manual next to you for more details about the commands. Click here to download the latest version, and scroll down to Documentation and Resources to find the AT Commands Manual.
Reboot the Module:
Check the status of the SIM card. The correct response should be: +CPIN: READY
If you receive an error, the SIM may not be inserted properly or the SIM is protected with a PIN. By default, Monogoto SIMs are not PIN-protected.
Query device information
Request the product type, hardware, and firmware version:
Request the IMSI (International Mobile Subscriber Identity):
Set the NTN Parameter (enter the commands)
Define the NB-IoT NTN
Lock the modem to a specific region/band
Although the modem may support many different NTN bands,
23 = United States region
255 = L band Global (Taiwan, Australia, New Zealand, Japan)
256 = S band Europe
Reset in order for the parameters to take effect
Network Activation
Disable radio
Set GPS location
example
AT%NTNCFG="FIX",33.998737,-84.095023,40,0
Set the APN to data.mono
:
Enable SIB31 reception notification:
Report notification about Timing Advance calculation:
Enable RRC State notification:
Send registration status
Enable radio
Example response:
Test the connection by sending a UDP payload
A UDP payload test when the modem has an active data connection with a Satellite.
Send UDP Payload to the IP address 34.192.142.126
:
response:
Set and Active UDP Socket
response:
Send UDP Socket
response:
info UDP Socket
response:
Close UDP Socket
response:
Great work on connecting the Murata LBAD0XX1SC-DM to Monogoto! Have a look at the Things logs in the Monogoto Console to find more details about the established connection.
Useful Links
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