ble_xiaomi.md

BLE Xiaomi Mijia measurements collector application

This application scans and retrieves measurements from Xiaomi Mijia LYWSD03MMC devices, which are Bluetooth Low Energy (BLE) devices.

Getting started

You will need :

• Xiaomi Mijia LYWSD03MMC devices with firmware version 1.0.0_0130 custom firmware (https://github.com/pvvx/ATC_MiThermometer) version 3.7.
  • Firmware can be upgraded using "Xiaomi Home" app Telink Flasher for Mi Thermostat (select subcategory : OTA Flasher).
  • Use default settings of the custom firmware.

Measurements

Following measurements are periodically collected from Xiaomi devices are :

Symbol	Measurement	Unit	Maximum resolution
T	Temperature	°C	1,00E-02
H	Humidity	%	1,00E+00
Bl	Battery Level	%	1,00E+00
Bv	Battery Voltage	V	1,00E-02

Sources / links :

• Xiaomi Mijia LYWSD03MMC : Récupérer les données du capteur sur un Raspberry Pi avec gatttool