This forum post that details making a WiFi thermostat really brings the point ... a re-build of this demo code from the ESP8266 BASIC docs, is nothing more than a few off-the-shelf parts soldered ...
However, not all smart thermostats are equally capable; some that work with simple heating and cooling systems just offer basic scheduling and programming options, while others that support ...
Enter some basic information below ... In the winter, experts recommend that you set your thermostat to 68 degrees Fahrenheit when you're home, and 60 to 65 degrees when you're asleep or away.
That’s not to say that you can’t do some basic automating with the NEST thermostat. Just a few taps on your smartphone and you can easily program everything through the Google Home app.