Table of Contents
Meshtastic
Devices
Wio tracker
Raspberry Pi PICO
Raspberry Pi
Wareshare Hat for RPi.
NB The Wareshare Hat is no longer supported by Meshtastic for transmitting messages.
CLI
Setup
sudo apt install python3-full
Install
mkdir -p ~/.venvs python3 -m venv ~/.venvs/meshtastic
source ~/.venvs/meshtastic/bin/activate.csh
python -m pip install pytap2 python -m pip install meshtastic
Update
python -m pip install --upgrade meshtastic
Information
meshtastic --port /dev/ttyACMx --info
Region
meshtastic --port /dev/ttyACMx --set lora.region EU_868
Debug
meshtastic --port /dev/ttyACMx --noproto
Channel
meshtastic --port /dev/ttyACMx --ch-set name "XXX" --ch-index 1 Connected to radio Set name to HOME Writing modified channels to device
meshtastic --port /dev/ttyACMx --ch-set psk base64:xxx --ch-index 1 Connected to radio Writing modified channels to device
Messages
This setup sends and receives messages on the CLI on a Pi Pico attached to /dev/ttyACM2
Receive
Install
git clone https://github.com/brad28b/meshtastic-cli-receive-text cd meshtastic-cli-receive-text python -m pip install -r requirements.txt
Edit the IP address and/or serial port in each script.
Listen
python read_messages_serial.py
Using serial port: /dev/ttyACM2
Initializing SerialInterface to get node info...
Node info retrieved.
Parsing node info...
Node info parsed.
Node List:
{'num': '!0342a02e', 'user': {'shortName': 'Pico'}}
{'num': '!014fdb61', 'user': {'shortName': 'RPi'}}
Subscribed to meshtastic.receive
SerialInterface setup for listening.
RPi: Hello World!
Send
Direct message
meshtastic --port /dev/ttyACM2 --dest \!014fdb61 --sendtext "Hi!"
Channel message
meshtastic --port /dev/ttyACM2 --ch-index 1 --sendtext "Hello!"
Info
These are some parameters which can be used to sniff the LoRa radio with RTL-SDR.
region=EU_868, name=LongFast freqEnd: 869.4000.250000 MHz numChannels: 1 x 250.000kHz Radio frequency: 869.525024
