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Get Started with Meshtastic

note

When the device is in the states below, please don't manually reboot or turn off it. Or else the device can be dead.

  1. Not finishing the message transmission process
  2. Being configured

Flash Firmware​

Visit Meshtastic Web Flasher.

Select the target device to Seeed Wio Tracker L2 and choose the latest firmware, then click Flash.

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Switch on the device, click Enter DFU Mode, there will be a serial port named Tracker L2, click and connect it.

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And then click "Flash". Don't forget to tick "Full Erase and Install" if you want to cover previous firmware.

Get Started​

UI Switching​

Go to Setting page -> Choose Reboot/Shutdown -> Long press the Bluetooth icon -> Click OK

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tip

The BaseUI switch popup appears when you long-press the Bluetooth icon.

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If you just click the Bluetooth icon, you will enter Bluetooth mode. If so, long press the Bluetooth icon shown on the screen, the device will automatically reboot to MUI.

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Phone Connection​

Step1. Get in Bluetooth Connection Mode

Go to Setting page, click Reboot/Shutdown, then click the Bluetooth icon.

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tip

While using MUI, please first switch to Bluetooth Pairing mode before pairing with your ohone. Or else your phone can not recognize your device.

The device will then reboot in Bluetooth mode. The Bluetooth pairing code will be shown on the screen.

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Step2. Download Meshtastic APP

Click here to download Meshtastic APP.

Step3. Pair with Device

  • Select the target device on the Bluetooth panel.

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  • Enter the code shown on the screen and then click Pair to connect the device.

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Configure LoRa​

In order to start communicating over the mesh, you must set your region. This setting controls which frequency range your device uses and should be set according to your regional location.

Region List

Region CodeDescriptionFrequency Range (MHz)Duty Cycle (%)Power Limit (dBm)
UNSETUnsetN/AN/AN/A
USUnited States902.0 - 928.010030
EU_868European Union 868MHz869.4 - 869.651027

Refer to LoRa Region by Country for a more comprehensive list.

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EU_868 has to adhere to an hourly duty cycle limitation of 10%, calculated every minute on a rolling 1-hour basis. Your device will stop transmitting if you reach it, until it is allowed again.

Go to Setting page, click LeoR Region, the device will automatically reboot.

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Now that you have set the LoRa region on your device, you can continue with configuring any LoRa Configs to suit your needs.

Map Usage​

Step1. Enable GPS

You need to enable GPS to get position. This can be configured directly on device by long pressing the position icon.

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Also, you can configure it on your phone APP.

Step2. SD Card Preparation

You need to format and install map in your SD card. For detailedd SD card usage tutorial, please click here to view.

Step3. Install SD Card

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Step4. View Map

Waiting for the map to load. After successfully connecting to Wi-Fi and obtaining location, the device will display an offline map.

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Advanced Usage​

Connect via Website​

If you want to text messages and communicate with other nodes in the website, you can connect the device to the Meshtastic Website now.

Step 1: Switch to BaseUI

Step 2: Open the Website

Click here to go to the webstite.

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Step 3: Add the new device

Click "+ New Connection".

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Choose serial method. Open the device manager to see which port the device is connected to. Choose that port in the pop-up window.

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Your device will be shown in the list. Click to connect. If the connection succeed, you can see the device status directly on the website.

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Configure GPS​

You can adjust the update inerval and broadcast interval to obtain a more up-to-date location information.

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For IOS, please turn on the Accurate Location. Otherwise, the positioning may deviate.

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Sensor connection​

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You can add sensor to the device via the grove interface. The following sensors have been verified to be compatible with the Grove interface on the device.

Sensor typeSensor Model
Environmental SensorPressureBMP085
TemperatureMCP9808 、PCT2075
Temperature & HumiditySHT31/SHTC3/SHT4X、AHT10
Temperature & Humidity & PressureBME280
OtherHeart Rate & SpO₂MAX30102
I2C KeyboardCardKB
  • Enable Telemetry to get sensor data. If you want to show sensor data on the OLED screen, enale on screen

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Other Function​

Interaction MethodEffect
Long press home iconResynced
Long press node list iconEnters node filter page
Long press settings iconScreen turns off

FAQ​

Device can not pair with Phone via BLE​

  • While using MUI, please first switch to Bluetooth Pairing mode before pairing with your ohone. Or else your phone can not recognize your device. Go to Setting page, click Reboot/Shutdown, then click the Bluetooth icon.

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  • While using BaseUI, after setting and enabling Wifi, you can only connect your device with your phone APP via Network.

Device can not connect with my Wifi​

  • Please make sure you are connecting a 2.4g Wifi. The devcie can not pair with 5G Wifi. Usually phone hot spot can be adjusted to be 2.4g in phone setting. So you can test your phone hot spot first.

  • Please enable Wifi after setting Wifi name and Wifi password.

Wifi is disabled when the wifi ip is empty and the wifi icon is grey. Wifi is enabled when the wifi ip is displayed and the wifi icon is white.

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Device automatically turn off​

Description

  • After the device turning on, it will turn off or reboot automatically after a while.
  • The serial port log ran for a while and then stopped.

This is possibly caused by manually and forcely rebooting or turning off the device when the device is in the following states:not finishing the messages transmission process, being configured......

Troubleshoot

You need to perform a flash erase, and the re-flash the latest firmware.

Factory Reset​

If you want to restore to the default settings, you can do the factory reset. There are two methods for you to do the factory reset.

Go to Setting page, click Configure Reset, choose Factory Reset and then click the OK.

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The device will reboot with default configuration.

Direct Message Fail​

NodeDB Reset​

NodeDB is the local database that stores information about nodes discovered in the current Mesh network. If you encounter a situation where you can't communicate with a certain node, it might be because your nodedB has stored outdated information for that node. You will need to update it.

Go to Setting page, click Configure Reset, choose NodedB Reset and then click the OK.

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The device will reboot.

Exchange User Info​

Each node will periodically send its own node information, enabling other nodes in the mesh to "see" and "recognize" it. Two nodes need to exchange their node information with each other in order to be able to communicate with each other. If you are unable to send or receive private messages with another node on the list, you can manually prompt them to exchange information in the app.

Device entry in Settings

Regenerate Private Key​

Two nodes need to know their private key with each other in order to be able to communicate with each oher. If one node keeps failing in private message transmission, try regenerate the private key for it.

Device entry in Settings

Reboot the faulty device to make the configuration function.

note

After the key regeneration, other device needs to reconnect with the node. So it is better to delete the node in other device's node list.

Signal Quality​

  • SNR reflects the quality of the communication link. Normal device usually operates above -7 dB. Device with a SNR lower than -10 dB indicates poor performance.

  • RSSI is determined jointly by the device and its surrounding environment. Normal device usually operates above -110 dBm. Device with an RSSI lower than -115 dBm is considered to have poor performance.

    To achieve the best signal effect, please use the device in an open, unobstructed area with minimal interference for use.

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