Home Assistant获取大气压力和海拔 /树莓派Raspberry Pi使用BMP180

视频教程如下:
https://youtu.be/G1pRuM7ccsQ

本教程仅适用于树莓派

树派开启SPI

sudo raspi-config 选5，接口选项->选P5 I2C-> 开启

连线方法：

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sudo apt-get update sudo apt-get install build-essential python-dev python-smbus i2c-tools -y git clone https://github.com/adafruit/Adafruit_Python_BMP.git cd Adafruit_Python_BMP sudo python setup.py install sudo wget https://sumju.net/bmp180.py sudo mv bmp180.py /usr/local/bin/ sudo chmod +x /usr/local/bin/bmp180.py
Home Assistant 配置：
sensor:   - platform: command_line     name: 温度     command: "sudo bmp180.py temperature"     unit_of_measurement: "°C"     value_template: '{{ value | round(2) }} '   - platform: command_line     name: 气压     command: "sudo bmp180.py pressure"     value_template: '{{ value | round(2) }} '     unit_of_measurement: "Pa"   - platform: command_line     name: 海拔     command: "sudo bmp180.py altitude"     value_template: '{{ value | round(2) }} '     unit_of_measurement: "m"

	
		
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