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⌨️ Programming Blynk
1

ต้องการนำมาใช้งานในการคุมอุณหภูมิและความชื้นภายตู้ หลักการคล้ายตู้ฟักไข่ครับ ใช้หลอดให้ความร้อน

#include <Adafruit_Sensor.h>
#include <DHT.h>
#include <DHT_U.h>

#include <DHT.h>
#include <DHT_U.h>

#include <Adafruit_Sensor.h>

#define BLYNK_PRINT Serial

// define PIN Mapping
#define PIN_RELAY1 D1 // relay 1 HEATER1
#define PIN_RELAY2 D2 // relay 2 HEATER2
#define PIN_RELAY3 D3 // relay 3 FAN HEATER
#define PIN_RELAY4 D4 // relay 4 FAN EX
#define PIN_DHT    D5 // dht temperture & humidity senser
#define ON  LOW
#define OFF HIGH

#include <ESP8266WiFi.h>
#include <BlynkSimpleEsp8266.h>

#include <Adafruit_sensor.h>
#include <DHT.h>
#include <DHT_U.h>
#define DHTPIN    PIN_DHT
#define DHTTYPEDHT22     // DHT 22 (AM2302)
class DHT_Unified dht(DHTPIN, DHTTYPE)
sensors_event_t event;

char auth[] = "c8wCkh4SsaH3x2SuwGNZckoyghQgInkV";
char ssid[] = "ECUSHOP";
char pass[] = "0656499688";

float tempSensorData  = 0;
float humisensorData = 0;
bool autoCondition;
int limitHigh        = 35;
int limitLow         = 33;
BlynkTimer timer;

void programProcess()
{

  if(autoCondition)
  {
    Serial.println(limitHigh) ;
    Serial.println(limitLow) ;
    Serial.println(tempSensorData);
    if(tempSensorData < limitLow)
    {
      //เปิด Heater
      Serial.println("codition 1");
      digitalWrite(PIN_RELAY1,ON);
      Blynk.virtualWrite(V11,HIGH);
    }

    if((tempSensorData >= limitLow) && (tempSensorData <= limitHigh))
    {
      //เปิด Heater
      Serial.println("Condition 1");
      digitalWrite(PIN_RELAY1,ON);
      Blynk.virtualWrite(V11,HIGH);
    }

    if(tempSensorData > limitHigh)
    {
      // ปืก Heater
      Serial.println("Condition 2");
      digitalWrite(PIN_RELAY1,OFF);
      Blynk.virtualWrite(V11,LOW);
    }
  }
}

void updatasensor ()
{
  //Check temperature
  dht.temperature().getEvent(&event);
  if (isnan (event.temperature)) {
    Serial.println(F("Error reading temperature!"));
  }
  else {
    tempSensorData = event.temperature;
    Serial.print (F("Temperature: "));
    Serial.print(tempSensorData);
    Serial.print (F("°C"));

    Blynk.virtualWrite(V0,tempSensorData);
  }

  //Check humidity
  dht.humidity().getEvent(&event);
  if (isnan (event.relative_humidity)) {
     Serial.println(F("Error reading humidity!"));
  }
  else {
    float humiSensorData = event.relative_humidity;
    Serial.print (F("humidity: "));
    Serial.print(humiSensorData);
    Serial.print (F("°RH"));

    Blynk.virtualWrite(V1,humiSensorData);
  }
}

void setup()
{
  //Set Pin Mode Output
  pinMode(PIN_RELAY1, OUTPUT);     
  pinMode(PIN_RELAY2  , OUTPUT);
  pinMode(PIN_RELAY3, OUTPUT);     
  pinMode(PIN_RELAY4  , OUTPUT);

  //set default PIN Value HIG=0,LOW=1
  digitalWrite(PIN_RELAY1 , OFF);
  digitalWrite(PIN_RELAY2 , OFF);
  digitalWrite(PIN_RELAY3 , OFF);
  digitalWrite(PIN_RELAY4 , OFF);

  //Debug console
  Serial.begin(9600);
  Blynk.begin(auth, ssid, pass);
  
  void updateSensor();
  timer.setInterval(2500L,updateSensor);
  timer.setInterval(5000L,programProcess);
}

void loop()
{ 
  Blynk.run();
  timer.run();
}
2

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