The following firmware let you to control parameters such as: Temperature and Humidity and send to the server through MQTT. The server process this data and according to the values send command to the IOT device to perform actions. Sketch in wowki. The actions could be: Turn on/off a cooling system and/or valve water.
[Slides that explain the solution:] (https://docs.google.com/presentation/d/1YqlZjaNNOZlFV8sqCAmtnP8eDVZ2vFeIC-Xp1g5lGaE/edit?usp=sharing)
[Shemas availables in:] (https://www.figma.com/file/v052r38GpQTONbrULF8FYP/CHARLA-AN%C3%81LISIS-Y-RESOLUCI%C3%93N-DE-PROBLEMAS-CON-MQTT?type=whiteboard&node-id=0%3A1&t=TAvaVEIJWmEByLWU-1)
[About the author:] (https://docs.google.com/presentation/d/1eQJoli29T4LMaO1BUyO9tlBybk57rlD9V3FFFrCrc4c/edit?usp=sharing)