Table of Contents:

1. Introduction

Dragino Gateway is possible to support (LBT) Listen Before Talk feature with LA66 USB LoRaWAN Adapter.

2. How to use

Connect the LA66 module to the USB port on the side of the gateway.


2.1 Upgrade File

Upgrade the firmware to the LBT version for specific device Firmware downloadFirmware Changelog. This LBT version firmware support LBT by default, users just need to plug in the LA66 USB LoRaWAN Adapter.

2.2 Debug

Apply and save on the web after the above configure has been made

run "logread -f" in Linux to check the LBT running status.

If LA66 module returned the value "FREE", indicating that can be downlinked normally.

If LA66 module returned the value "BUSY", indicates that the downlink can be disturbed.


2.3 Trouble Shootings

2.3.1 How to debug if LBT does not work

Make sure that the gateway is connected to the LA66 module, Can check by command or via the Web UI.



Access LA66 module log will show CP210X Converter Now Attached to ttyUSBX



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