Abeeway trackers reference guide overview
This document details the Asset Tracker 3 (AT3) application firmware v1.3, covering:
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Application design
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Tracker dynamic behavior
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Configuration and user interface
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Applicative payloads
Applicable Products
The AT3 firmware is applicable only to the following tracker models
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Combo LoRaWAN/Cellular Compact tracker (1WL + GM02S module)
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LoRaWAN Compact tracker V2.0 (1WL module)
Definitions, Acronyms and Abbreviations
The terms Software and Firmware are used interchangeably in this document.
| Acronym | Description |
|---|---|
| AOS-SDK | Abeeway Operating system, Software Development Kit |
| AT3 | Assert-tracker 3, the application layer of Abeeway trackers |
| BLE | Bluetooth Low Energy |
| CLI | Command Line Interface |
| FID | 32-bit parameter Full Identifier |
| FQDN | Fully Qualified Domain Name |
| LID | 16-bit parameter Local Identifier |
| LoRa | The LoRa RF physical layer, a Semtech technology |
| LoRaWAN | The protocol defined by the LoRa Alliance |
| RFU | Reserved for Future Use |
Content
Here is the outline of the remaining parts of the document.
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Functioning provides an overview of the firmware's core features.
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Release Notes highlights the new features of each release and lists the known-issues.
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Application Design presents the high level design principles of the firmware.
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Event Manager details the events handled by the firmware and their specific roles.
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Geolocation Manager explains the multi-technology geolocation engine and how it triggers location fixes.
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GNSS Manager covers the GNSS subsystem along with almanac management.
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Networking explains the management of LPWAN connectivity (LTE-M, NB-IoT and LoRaWAN).
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Payload Manager introduces the management of uplinks (segmentation, buffering).
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Application Uplinks explains the structure and payload formats of uplink messages (uplink requests, unsollicited frames and responses to commands).
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Uplink Data Buffering explains how to recover lost frames from the device uplink frame buffer.
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Application Downlinks explains the structure and payload formats of downlink messages (commands and responses to uplink requests)
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Device and Power Monitoring describes the device temperature and power monitoring functionality.
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User Interface details the button and LED patterns.
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Configuration is the reference for all configuration parameters.
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BLE scan introduces the Bluetooth scanning functionality.
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System Time Update discusses the approach to managing system time in the firmware.
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Firmware Update introduces the firmware types and the various ways to upgrade them (USB, BLE, Over-the-air).