Dragino LT Series User Manual

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LT Series LoRa IO controller User Manual 1 / 42
LT Series LoRa IO Controller User Manual
Document Version: 1.4.2
Image Version: v1.4
Version
Description
Date
1.0
Release
2018-Sep-26
1.0.2
Add 8 channels mode for US915, AU915, CN470
2018-Oct-24
1.0.3
Add current measure photo
2018-Nov-2
1.0.4
Add Cayenne connection guide
2018-Nov-24
1.1
Add downlink trouble shooting, Add Hardware Source code link.
Add change log for v1.1. (related to Downlink, Payload part)
Add TTN payload format
2019-Jan-24
1.1.1
Add more info for 8 channel mode descript and troubleshooting while use
US915 and AU915
2019-Feb-21
1.1.2
Modify trouble shooting for upload via FlashLoader,
2019-Apr-26

Dragino LT Series Specifications

General

Brand	Dragino
Model	LT Series
Category	Controller
Language	English

Summary

Introduction

Specifications

Details hardware, interface, and LoRa specifications for LT series I/O controllers.

Power ON Device

Operation Mode

Uplink Payload

Details the structure and meaning of data sent by the device.

Downlink Payload

Describes the structure of commands sent to the device.

Interface Detail

Use AT Command

Access AT Command

Explains how to connect to the device using AT commands via a USB TTL adapter.

Common AT Command Sequence

Provides common AT command sequences for device configuration.

Multi-channel ABP mode (Use with SX1301/LG308)

Single-channel ABP mode (Use with LG01/LG02)

Change to Class A

Trouble Shooting

Downlink doesn't work, how to solve it?

Troubleshooting steps for downlink communication failures.

Have trouble to upload image.

Why I can't join TTN in US915 /AU915 bands?

Explains common reasons for failing to join TTN on specific bands.