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Rasyberry-IoT

项目基于python3创建,所以请注意使用pip3安装轮子

#已实现功能介绍
1、读取传感器数据
2、实时显示数据到oled屏幕
3、定时上传数据到onenet
4、通过按键切换显示页面
5、实现关闭应用,重启系统,关闭系统操作

#将实现的功能
1、从onenet上获取历史数据
2、创建web 服务并展示历史数据
3、通过Restful 请求控制硬件设备

所需硬件设备型号

硬件连接请参考对应硬件引脚图简书文章. 数据展示 OneNet 应用

1. Raspberry pi (c)

2. ssd1306 128*64 OLED I2C

3. DHT22

4. 按钮模块

5. PMSA003

6. CH340 or CP2102 USB to TTL(UAERT)

安装应用运行所需依赖库

sudo apt-get install python3-dev python3-pip libfreetype6-dev libjpeg-dev build-essential
sudo apt-get install libopenjp2-7-dev
sudo apt install libsdl-dev libportmidi-dev libsdl-ttf2.0-dev libsdl-mixer1.2-dev libsdl-image1.2-dev

安装相关python轮子,安装Adafruit_Python_DHT时连同安装RPi.GPIO

git clone https://github.com/adafruit/Adafruit_Python_DHT
cd Adafruit_Python_DHT
sudo python3 setup.py install
sudo -H pip3 install psutil
sudo -H pip3 install --upgrade luma.oled
sudo -H pip3 install pyserial
sudo -H pip3 install pymodbus

需要上传数据到onenet平台时

新增配置文件onenet.conf,填写onenet上对应的设备号和apikey

{  
	"Raspberry0":  
	{     
		"deviceid":"********",
		"apikey":"********************"
	} 
} 

运行程序,如果使用参数onenet.conf --device=Raspberry0(参数定义请根据你的需求修改),可上传数据到onenet平台

cd Rasyberry-IoT
python3 main.py onenet.conf --device=Raspberry0
-----------------------------------------------
#不添加参数,只显示,不上传数据
python3 main.py

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