Use RPI, ESP and ARDUINO for your SmartIOT.
Create your Database with RPI for full control on your Smart IOT.
- RPI: for your DataBase with PHP.
- ESP: for Json communication between RPI and ARDUINO.
- ARDUINO: to control your lights and sensors at home.
-> Wemos Mega + WiFi R3 ATmega2560 + ESP8266

Take the code and put this in your project folder.
HelloWorld
