1. A DHT11 Class for Arduino. Download dht11.h and dht11.cpp.
https://playground.arduino.cc/Main/DHT11Lib
2. DHT11 pinout
https://tttapa.github.io/ESP8266/Chap04%20-%20Microcontroller.html
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Useful materials: 1. A DHT11 Class for Arduino. Download dht11.h and dht11.cpp. https://playground.arduino.cc/Main/DHT11Lib 2. DHT11 pinout 3. The ESP8266 as a microcontroller - Hardware
https://tttapa.github.io/ESP8266/Chap04%20-%20Microcontroller.html
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1. Send sensor data privately to the cloud.
2. Analyze and visualize the data with MATLAB. 3. Trigger a reaction. ------------------------------------------------------------------------------------------------------ https://thingspeak.com/ ------------------------------------------------------------------------------------------------------ To update/report the status/value at Thingspeak: https://www.mathworks.com/help/thingspeak/writedata.html;jsessionid=ef2f9dc54bc015e2696bc0e4c2bb?requestedDomain=true "Write Data With GET You can use your web browser to complete GET HTTP requests to the RESTful API for ThingSpeak™. Copy the URL to the address bar of your web browser, changing <your_user_api_key> to your user API Key, which is found in Account > My Profile. https://api.thingspeak.com/update.json?api_key=<your_user_api_key>&field1=123 The response is a JSON object of the public channel list, as shown in the response section." ------------------------------------------------------------------------------------------------------ How to perform GET Requests using the ESP8266: https://techtutorialsx.com/2016/07/17/esp8266-http-get-requests/ ------------------------------------------------------------------------------------------------------ Example of how to use Thingspeak with ESP8266: http://nothans.com/measure-wi-fi-signal-levels-with-the-esp8266-and-thingspeak ------------------------------------------------------------------------------------------------------ Post Temperature Data and Read from Channel: https://www.mathworks.com/help/thingspeak/read-and-post-temperature-data.html ------------------------------------------------------------------------------------------------------ My ThingSpeak Channel which records the temperature and humidity in my apartment: |
Jingwei ZhuPh.D. candidate in the Department of Mechanical Science and Engineering at the University of Illinois at Urbana-Champaign. Categories
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