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The Things Stack

This page describes how to connect a HARDWARIO CHESTER device to The Things Stack (TTS) LoRaWAN Network Server.

Prerequisites​

  • LoRaWAN network with gateway and The Things Stack
  • Access to CHESTER console (Bluetooth / USB / J-Link)
  • Correct LoRaWAN region configured on CHESTER, gateway and TTS

1) Where to get LoRaWAN credentials​

1.1 From CHESTER​

Connect to CHESTER console and run:

lrw config show

Important parameters:

  • deveui: Device EUI
  • joineui: JoinEUI / AppEUI
  • band: region
  • mode: OTAA / ABP

1.2 From The Things Stack​

During device registration you will configure:

  • JoinEUI
  • DevEUI
  • AppKey
  • Device ID

2) Switch catalog application to LoRaWAN mode (if needed)​

app config mode lrw
config save

CHESTER will reboot and enable LoRaWAN radio.

3) Configure CHESTER for OTAA​

lrw config mode otaa
lrw config nwk public
lrw config dutycycle false

lrw config deveui  <YOUR_DEV_EUI>
lrw config joineui <YOUR_JOIN_EUI>
lrw config appkey  "<YOUR_APPKEY>"

config save

Notes:

  • Always keep AppKey identical in CHESTER and TTS
  • Use quotes for AppKey to avoid formatting issues

4) The Things Stack – Create application​

  1. Go to Home
  2. Click Create application
  3. Fill:
    • Application ID
    • Application Name
    • (Optional) Description and labels
  4. Click Create application

5) The Things Stack – Register CHESTER end device​

  1. Inside the application click + Register end device
  2. Choose Enter the device manually
  3. Fill:
    • JoinEUI
    • DevEUI
    • AppKey
    • Device ID
  4. (Optional) Add labels (recommended same as gateway/app)
  5. Click Register end device

To decode CHESTER uplink payloads in The Things Stack:

  1. Open End device
  2. Go to Payload formatters
  3. Use Uplink formatter (JavaScript)

References​