Users Manual

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LSN50 LoRa Sensor Node User Manual 52 / 55
7. Trouble Shooting
7.1 Connection problem when uploading firmware.
Please refer to this link:
http://wiki.dragino.com/index.php?title=Firmware_Upgrade_Instruction_for_STM32
_base_products .
7.2 Why I can’t join TTN in US915 / AU915 bands?
Might relate to this:
http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_
of_US915.2FCN470.2FAU915_Frequency_band