The word Domotica stems from Latin. The first part comes from the word ‘domos’, which stands for ‘Home’ and the last part ‘-tica’ indicates it is an applied science. Less scientific but much more practical terms you can use are ‘smart home’ or ‘home automation’.
This topic covers everything to make your home smarter. You can add new components that measure and control your home environment. Aspects that can be controlled can be as simple as the lights or the inside temperature. One can further automate this by building time-based or event-based routines to change the light or temperature.
Next to that, the existing networks like WiFi and LAN allow the components the components to communicate. Some components require different protocols for communication.