The method of using WiFi module to achieve intelligent control can be divided into multiple steps, including selecting a suitable WiFi module, connecting hardware, writing software, and realizing network communication and intelligent control. The following is a guide to using ESP8266 WiFi module:

1. Select a suitable WiFi module

Common WiFi modules include ESP8266, ESP32, etc. ESP8266 is popular because of its low cost and ease of use.

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2. Prepare hardware

Prepare the necessary hardware, including:

WiFi module (such as ESP8266)
Microcontroller (such as Arduino, if ESP8266 is not built-in)
Power supply
Sensors and actuators (such as temperature and humidity sensors, relay modules, etc.)
Breadboard and connecting wires

3. Connect hardware

Connect sensors and actuators to WiFi module according to project requirements. Here is a simple connection example:
ESP8266's VCC is connected to the positive power supply (3.3V)
GND is connected to the negative power supply
GPIO pins are connected to sensors or relay modules

4. Write and upload firmware

Use Arduino IDE or other development environment to write firmware and write intelligent control logic into the code. Here is a simple code example to control LED lights via WiFi using ESP8266:

5. Connect to WiFi network

Set the WiFi SSID and password in the code. After uploading the code, ESP8266 will try to connect to the specified WiFi network.

6. Implement intelligent control

Receive and send control signals through the WiFi network. For example, by accessing the IP address of ESP8266 through a mobile phone or computer, you can control connected devices (such as LED lights).

7. Extended functions

According to actual needs, the functions can be further extended, such as:

Add more sensors and actuators
Use MQTT protocol to achieve more complex IoT applications
Integrate into cloud platform for remote monitoring and control

The above is the basic method of using WiFi module to achieve intelligent control. By following these steps, you can build a simple but powerful intelligent control system.