There are many ways to get Raspberry Pi to communicate with Home Assistant:

• Install Home Assistant on the Raspberry Pi and set up native integration (if I have multiple Raspberry Pi?)
• Let Home Assistant communicates via pigio(daemon) (there are some open issue)
• Communicate via MQTT message broker

In this post I’m going to describe the third option: integration via MQTT, the best one in my opinion, let me explain why.

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