1. PC development
The main computer is Qt development, writing code logic and functional implementation.
2. Lower computer development
The lower computer is responsible for writing driver code and providing interfaces to the application layer.
3. Server development
The server is divided into MQTT server and TCP server. MQTT server is mainly used for publishing and subscribing messages, and writing data into the database; TCP server is used for login and verification, and handles some requests sent by the host computer.