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Xiaomi Mijia Temperature and Humidity Sensor

硬體規格

  • 名稱：小米藍芽溫溼度計
  • 型號：LYWSD03MMC

Raspberry Pi OS

安裝 Python module

# 以下指令必須用 user 帳號下執行 (non-root)
mkdir mitemp2
cd mitemp2
python -m venv env
source env/bin/activate
which python
# 記得先升級 pip 至最新版
pip install --upgrade pip
# 開始安裝套件
sudo apt install libbluetooth-dev libglib2.0-dev
pip install bluepy
pip install lywsd03mmc
pip install paho-mqtt
錯誤：ERROR: Could not build wheels for bluepy, which is required to install pyproject.toml-based projects

解決：

sudo apt install libbluetooth-dev libglib2.0-dev

Telegraf

Option 1: Python script

建立設定檔

mv /etc/telegraf/telegraf.conf /etc/telegraf/telegraf.conf.orig
telegraf --input-filter exec --output-filter influxdb_v2 config > /etc/telegraf/telegraf.conf

telegraf.conf

[[outputs.influxdb_v2]]
  urls = ["http://127.0.0.1:8086"]

  ## Token for authentication.
  token = "YOUR-TOKEN"
  ## Organization is the name of the organization you wish to write to.
  organization = "YOUR-ORAG"
  ## Destination bucket to write into.
  bucket = "YOUR-BUCKET"

  ## Timeout for HTTP messages.
  timeout = "5s"


[[inputs.exec]]
    interval = "180s"
    commands = [["sudo -u pi sh -c '/home/pi/mitemp/go-mitemp.py'"]

    ## Timeout for each command to complete.
    timeout = "30s"

    ## Data format to consume.
    ## Each data format has its own unique set of configuration options, read
    ## more about them here:
    ## https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_INPUT.md
    data_format = "influx"

Option 2: MQTT Consumer

Tutorials

    pip: LYWSD03MMC 制霸 IoT 30Day！ Day 18 藍芽溫濕度計使用 Xiaomi Mijia Hygrothermo v2 sensor data on Raspberry Pi Custom firmware for the Xiaomi Thermometer LYWSD03MMC Home Asssistant Xiaomi Mijia LYWSD03MMC Temperature and Humidity Sensor Tutorial September 2022

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