¶ Firmware Upgrade Guide From ≥1.1.8
¶ 1. Open LumaLink App
Connect to UL20xx with LumaLink App. LumaLink access keys are needed (ask from distributor). For more details and videoguide, see LumaLink.
¶ 2. Scroll down and click on Go To DFU Mode
Select firmware file and wait until update is finished. For firmware file please contact support@nasys.no.
¶ Firmware Upgrade Guide from 1.0.x using LumaLink
¶ 1. Transfer the firmware zip file to phone
Transfer file using email, instant messaging, Airdrop etc.
If you don't have the necessary firmware file, please contact our support.
¶ 2. Activate Device Firmware Update (DFU)
Send LoRaWAN downlink FF to fPort 51 (unconfirmed). DFU mode has a 2-minute timeout, after which the device will switch back to normal operational mode.
¶ 3. Open LumaLink and scan for devices
Click on Scan and the choose the device you wish to upgrade. If you can't see your device on the list, make sure your LumaLink app is up to date. For more details and videoguide, see LumaLink.
¶ 4. Select the desired DFU file
Choose your desired DFU file and start the upgrade process. After the upgrade is complete, the device will restart and rejoin.
¶ (Legacy) Firmware Upgrade Guide From 1.0.x using nRF Toolbox
Firmware upgrade is performed using free nRF Toolbox app. Upgrade via LoRaWAN is not supported because LoRaWAN's very low data bandwidth.
¶ 1. Install nRF Toolbox
¶
2. Transfer the firmware zip file to phone
Transfer file using email, instant messaging, Airdrop etc.
If you don't have the necessary firmware file, please contact our support.
¶ 3. Activate Device Firmware Update (DFU)
Send LoRaWAN downlink FF to fPort 51 (unconfirmed). DFU mode has a 2-minute timeout, after which the device will switch back to normal operational mode.
¶ 4. Under UTILS SERVICES select DFU (Device Firmware Upgrade)
¶
5. Connect and select update file
Select device to be upgraded (like NAS UL20xx xxxxxxxx)
Select firmware file (like NAS_LCU52xx_EU868_1_x_x_dfu.zip)
|
Press Connect  |
Select desired device  |
Select firmware file*  |
* - If the necessary file does not appear on the list, click on Import Another.
Note: On some iOS devices, it is a known bug that selecting a file through nRF Toolbox might cause a ‘Can not create Firmware’ error, even when the firmware selected is valid. If you're experiencing this issue, start the DFU process by navigating to the firmware file in your Files app, select Share and then choose nRF Toolbox. This will allow the nRF Toolbox app to read the DFU file.
¶ 6. Flash the firmware
|
Press Update  |
Update in progress  |
Update successful  |
For more information about distance, duration etc see F.A.Q.
¶ Firmware Compatibility
| Firmware build | Compatible device(s) |
|---|---|
| NAS_LCU52_ | UL2002, UL2014, UL2020, UL2021, UL2023, UL2030 |
| NAS_LCU5262_ | UL2033, late UL2023's |
| NAS_LCU5240_ | UL2024, UL2034, UL2053 |
Any UL20xx device (fw≥0.6.48) can be upgraded to latest 1.1.x version.
Firmware upgrades are free for all UL20xx controllers.
Trying to flash an incompatible firmware file will safely fail with an error message.
¶ Firmware Changelog
See Firmware Changelog here.