تنظیم رطوبت و دمای گلخانه توسط آردینو

[mohammad1377]

سلام
یه فیلم گرفتم از روش کار کردنش:

VID_20160211_222004

#include <EEPROM.h>
#include <Bounce2.h>
#include <DHT.h>
#include <LiquidCrystal.h>

#define setBUTTON 13
#define upBUTTON 12
#define downBUTTON 11
#define DHTPIN 2
#define DHTTYPE DHT21

Bounce set;
Bounce up;
Bounce down;

DHT dht(DHTPIN, DHTTYPE);
LiquidCrystal lcd(8, 7, 6, 5, 4, 3);

  const byte temprelay = 10, humidityrelay = 9;
  byte humiditySetpoint = 85;
  byte tempSetpoint = 20;
  unsigned long prevMillis = 0;
  unsigned long currentmillis = millis();
  static byte prevdownButton;
  static byte prevupButton;
  static byte prevsetButton;
  static byte  prevSetMode;
  byte setMode;
  
void setup() {

  lcd.begin(16, 2);
  lcd.clear();

  dht.begin();

    set.attach (setBUTTON);
    set.interval(30);
    up.attach (upBUTTON);
    up.interval(30);
    down.attach (downBUTTON);
    down.interval(30);

      pinMode (setBUTTON, INPUT_PULLUP);
      pinMode (upBUTTON, INPUT_PULLUP);
      pinMode (downBUTTON, INPUT_PULLUP);

  humiditySetpoint = EEPROM.read(0);
  tempSetpoint = EEPROM.read(1);
}

void loop() {
  
  set.update();
  up.update();
  down.update();

  float h = dht.readHumidity();
  float t = dht.readTemperature();

  if (isnan(h) || isnan(t)) {
    lcd.clear();
    lcd.setCursor(1,0);
    lcd.print("Failed to read ");
    lcd.setCursor(0,1);
    lcd.print("from DHT sensor!");
    delay(2000);
    lcd.clear();
    return;
  }

  if ((t) >= tempSetpoint){
  digitalWrite (temprelay, HIGH);
  }
       else if ((t) <= tempSetpoint-5) 
       {
       digitalWrite (temprelay, LOW);
       }
  
   if ((h) >= humiditySetpoint){
   digitalWrite (humidityrelay, LOW);
   }
       else if ((h) <=humiditySetpoint-10)
       {
       digitalWrite (humidityrelay, HIGH);
       }

  if ( setMode != 0) {
    if (currentmillis - prevMillis >= 10000UL) {
      setMode = 0;
      prevMillis = currentmillis;
    }
  }

    if (set.fell()) {
      setMode++;
    }
    prevsetButton = setBUTTON;
  
  if (setMode >= 3) {
    setMode = 0;
  }
  if (setMode != prevSetMode) {
    lcd.clear();
    prevSetMode = setMode;
  }

  switch (setMode) {
      case 0://normal
   lcd.print("Humidity:");
   lcd.setCursor(10,0);
   lcd.print(h);
   lcd.setCursor(15,0);
   lcd.print("%");
   lcd.setCursor(1,1);
   lcd.print("Temp:");
   lcd.setCursor(7,1);
   lcd.print(t);
   lcd.setCursor(12,1);
   lcd.print(" *C ");
   prevMillis = currentmillis;
      break;
    
    case 1://edit temp
      if ('upButton' != prevupButton) {
        if (up.fell()) {
          tempSetpoint = tempSetpoint + 1;
        }
        prevupButton = 'upButton';
      }
      if ('downButton' != prevdownButton) {
        if (down.fell()) {
          tempSetpoint = tempSetpoint - 1;
        }
        prevdownButton = 'downButton';
      }
      lcd.setCursor(0, 0);
      lcd.print("Set temp:");
      lcd.setCursor(7, 1);
      lcd.print(tempSetpoint);
      lcd.setCursor(9,1);
      lcd.print("*C");
      EEPROM.write(1, tempSetpoint);
      break;
 
    case 2://edit humidity
      if ('upButton' != prevupButton) {
        if (up.fell()) {
          humiditySetpoint = humiditySetpoint + 1;
        }
        prevupButton = 'upButton';
      }
      if ('downButton' != prevdownButton) {
        if (down.fell()) {
          humiditySetpoint = humiditySetpoint - 1;
        }
        prevdownButton = 'downButton';
      }
      lcd.setCursor(0, 0);
      lcd.print("Set Humidity:");
      lcd.setCursor(7, 1);
      lcd.print(humiditySetpoint);
      lcd.setCursor(9,1);
      lcd.print("%");
      EEPROM.write(0, humiditySetpoint);
      break;
  }}

منم مبتدی هستم اگه میشه آموزش سیم بندی رو هم قرار بدین ممنون