BLE function For Indoor and Outdoor Positioning¶

Hardware Overview¶

Usage¶

Button Function Guide:¶

Button operations and buzzer sounds:

Features	Button Controls	Buzzer and LED Effects	Other
Power On	Press briefly for 1 second	The buzzer will sound, and the red indicator light will stay on for 5 seconds before the blue indicator light turns on (searching for Bluetooth).
Power Off	Press and hold for 5 seconds	The buzzer beeps
Send and receive data		When LoRa receives data, the buzzer sounds for 15 seconds; when LoRa transmits data, there is no sound.	The green light will flash; press the button to turn it off, and the device will beep once.
Update	Press and hold for 15 seconds		enter firmware update mode.

example :¶

The following outlines the procedure for transmitting signals to the designated relay point.¶

How to obtain the app:

1: Visit the Google Play Store (https://play.google.com/), search for ‘meshtastic’, locate the app, and download it for installation.

2: Visit the official Meshtastic website (https://meshtastic.org/downloads/) and download the software.

Before use, press and hold the power button for 1 seconds to switch on:

1 Android App Usage Guide¶

2 iOS App Usage Guide¶

Prepare two mobile phones with Meshtastic APP installed and two thinknode M5\M1\M2\M3 devices.

Android App(Version 2.6.30)¶

First go to the app store to download and install the Meshtastic APP

Meshtastic APP Usage:¶

Same settings on the receiving side as on the transmitting side¶

After opening the application, tap ‘Scan’ and select the corresponding Meshtastic device to connect.

When the Meshtastic_xxxx device is searched, tap to enter pairing mode.

Enter this code(123456) on your cell phone(The default code for the ThinkNode M3 is 123456.).

Set LoRa frequency: Tap the settings icon, select ‘Radio Configuration’, then tap the ‘LoRa’ option. Scroll down to the “Add” column and enter the required value in the ‘Coverage Frequency (MHz)’ field corresponding to the desired frequency.

If two devices want to communicate, they need to join to the same channel, this time you need to select the fourth of the five options above, the other end of the phone needs to join to the same channel by scanning the code or entering the link, the channel can be customized name and so on.¶

After joining, the two devices can now chat in the first screen by selecting Group Chat.

iOS App：¶

Same settings on the receiving side as on the transmitting side¶

1)Open the app, tap Bluetooth on the home page and see the device you want to connect. Click on Pairing.

The default code for the ThinkNode M3 is 123456.

2)When the Meshtastic_xxxx device is searched, tap to enter pairing mode.

3)After successful Bluetooth pairing, You need to go to Settings and click on Lora Settings.

4) Set lora Region. and then scroll down to set the frequency. consistent with the previous settings for the region. Finally, check ignore MQTT and save.

5)Go to the information page, select a channel and a QR code will appear, use another device to scan this QR code to enter.

6)Join and start sending or receiving messages.

Burning Firmware¶

Press and hold the button for 15 seconds to enter firmware update mode.

Click Meshtastic firmware to visit the Meshtastic firmware flashing website.

1,Select the corresponding firmware.

2, follow the steps to download the firmware.

How to buy¶

Please visit this page to purchase ThinkNode M3 Meshtastic Tracker.

Support¶

If you have any problem about how to use it, you can connect to us at the bottom-right of bazzer or contact to techsupport@elecrow.com to get technology support.