智能晾衣杆系统 - Wokwi ESP32, STM32, Arduino Simulator

#include <WiFi.h>
#include <WebServer.h>
#include <DHTesp.h>

// ESP32-S3引脚配置
#define DHTPIN 4         // DHT22数据引脚
#define LIGHT_SENSOR_PIN 1  // 光敏电阻（GPIO1，ADC1_CH0）
#define RAIN_SENSOR_PIN 2   // 雨水检测（GPIO2，ADC1_CH1）
#define MOTOR_PIN1 8       // 电机控制1
#define MOTOR_PIN2 9       // 电机控制2

// 设备状态
bool isExtended = false;
bool autoMode = true;
float lightThreshold = 1500;  // 光照阈值（Wokwi光敏电阻模拟值范围0-4095）

// 传感器对象
DHTesp dht;

// WiFi配置（Wokwi专用配置）
const char* ssid = "Wokwi-GUEST";
const char* password = "";
WebServer server(80);

void setup() {
  Serial.begin(115200);
  
  // 初始化DHT22
  dht.setup(DHTPIN, DHTesp::DHT22);
  
  // 设置电机控制引脚
  pinMode(MOTOR_PIN1, OUTPUT);
  pinMode(MOTOR_PIN2, OUTPUT);
  stopMotor();

  // 连接WiFi（Wokwi自动连接）
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    delay(100);
    Serial.print(".");
  }
  Serial.println("\nConnected to WiFi");
  Serial.print("IP Address: ");
  Serial.println(WiFi.localIP());

  // 启动Web服务器
  server.on("/", handleRoot);
  server.on("/control", handleControl);
  server.begin();
}

void loop() {
  server.handleClient();
  
  if(autoMode) {
    TempAndHumidity data = dht.getTempAndHumidity();
    int lightValue = analogRead(LIGHT_SENSOR_PIN);
    int rainValue = analogRead(RAIN_SENSOR_PIN);

    Serial.print("Light: ");
    Serial.print(lightValue);
    Serial.print(" | Rain: ");
    Serial.print(rainValue);
    Serial.print(" | Humidity: ");
    Serial.println(data.humidity);

    // 自动控制逻辑
    if (rainValue > 2000 || data.humidity > 80) {
      retractClothesRail();
    } else if (lightValue < lightThreshold) {
      extendClothesRail();
    }
  }
  delay(1000);
}

// 电机控制函数
void extendClothesRail() {
  if(!isExtended) {
    digitalWrite(MOTOR_PIN1, HIGH);
    digitalWrite(MOTOR_PIN2, LOW);
    delay(2000);  // 模拟电机运行时间
    stopMotor();
    isExtended = true;
    Serial.println("Clothes rail extended");
  }
}

void retractClothesRail() {
  if(isExtended) {
    digitalWrite(MOTOR_PIN1, LOW);
    digitalWrite(MOTOR_PIN2, HIGH);
    delay(2000);
    stopMotor();
    isExtended = false;
    Serial.println("Clothes rail retracted");
  }
}

void stopMotor() {
  digitalWrite(MOTOR_PIN1, LOW);
  digitalWrite(MOTOR_PIN2, LOW);
}

// Web控制界面
void handleRoot() {
  String html = R"(
  <html><body>
    <h1>ESP32-S3 Smart Clothes Rail</h1>
    <p>状态：)" + String(isExtended ? "展开" : "收回") + R"(</p>
    <p>模式：)" + String(autoMode ? "自动" : "手动") + R"(</p>
    <button onclick="location.href='/control?cmd=extend'">展开</button>
    <button onclick="location.href='/control?cmd=retract'">收回</button>
    <button onclick="location.href='/control?cmd=auto'">切换模式</button>
  </body></html>)";
  
  server.send(200, "text/html", html);
}

void handleControl() {
  String cmd = server.arg("cmd");
  
  if(cmd == "extend") {
    extendClothesRail();
  } else if(cmd == "retract") {
    retractClothesRail();
  } else if(cmd == "auto") {
    autoMode = !autoMode;
  }
  
  handleRoot();
}