Main principles and functions: This design uses esp8266 as the main control module, connects esp8266 to the LAN as stationn mode, and sets the WeChat smart distribution mode (when the WiFi environment changes, you can use WeChat smart distribution). After connecting to the network, it will be displayed. 8266 is spaced by one. Access the SNTP server to obtain the network time in seconds, read the temperature and humidity of dht11 at intervals of about 5 seconds, and display the time, date and current temperature and humidity on the OLED module. When 8266 is initialized, OLED will display the IP currently assigned to the module to facilitate subsequent mobile client connections (the port number of 8266 has been set in the program, and the mobile phone as a TCP client can connect to 8266 through the IP and port). After connection, you can The network debugging assistant sends instructions to obtain the temperature and humidity and control the lights on and off. ,
3D front view preview,
3D back view preview,
mobile client debugging
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