问arduino传感器对wifi的误用

EN

#include <DHTesp.h>
#include <WiFi.h>
#include <MQ2.h>

#ifndef ESP32
#pragma message(THIS EXAMPLE IS FOR ESP32 ONLY!)
#error Select ESP32 board.
#endif

const char* ssid = "Mynetwork";
const char* password = "********";

const uint16_t port = 8090;
const char * host = "***********";

const int dhtPin = 18;
const int waterPin = 26;
const int mq2Pin   = 2;
const int pirPin = 25;

int factor=0;

DHTesp dht;
MQ2 mq2(mq2Pin);

void setup() {


  pinMode(pirPin,INPUT);
  pinMode(waterPin,INPUT);
  pinMode(mq2Pin,INPUT);
  pinMode(pirPin,INPUT);


  Serial.begin(115200);
  mq2.begin();
  dht.setup(dhtPin, DHTesp::DHT11);
  factor = analogRead(waterPin);

  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
  delay(2000);
  Serial.println("...");

  }


}

void loop() {

  WiFiClient client;

  if (!client.connect(host, port)) {

        Serial.println("Connection to host failed");

        delay(500);
        return;
    }

    Serial.print("WiFi connected with IP: ");
    Serial.println(WiFi.localIP());


    float *values= mq2.read(true);


    Serial.print("Temperature:\t");
  Serial.println(getTemp());
    client.println(getTemp());

    Serial.print("Humidity:\t");
  Serial.println(getHum());
    client.println(getHum());

    Serial.print("movement:\t");
    Serial.println(getPir());
    client.println(getPir());

    Serial.print("Water state:\t");
  Serial.println(getWater());
    client.println(getWater());

    Serial.print("LPG:\t");
  Serial.println(getLPG());
    client.println(getLPG());

    Serial.print("Smoke:\t");
  Serial.println(getSmoke());
    client.println(getSmoke());

   Serial.print("CO:\t");
  Serial.println(getCO());
   client.println(getCO());

  delay(3000);


}
float getTemp(){
  return dht.getTemperature();
}
float getHum(){
  return dht.getHumidity();
}
int getWater(){
   int sensorValue = analogRead(waterPin)-factor;  
   int per= (sensorValue*100/4094);
   return map(per,0,33,0,100);
}


float getSmoke(){
  return mq2.smoke;
}
float getLPG(){     
  return mq2.lpg;
}
float getCO(){
  return mq2.co;
}
int getPir(){
  return (digitalRead(pirPin));
}