Arduino Greenhouse Monitoring Schematic: DHT Sensor, LDR, LCD, Relays, Soil Sensor

#include
#include

#define dht_dpin A1
#define LUX A0
LiquidCrystal lcd(2,3,4,5,6,7);

dht DHT;

#define light 10
#define fan 8
#define spray 11
#define motor 12
#define soil 9

int temperature, humidity, temp,Temp;
int check;
int test,test1,test2,test3;
float volt,lux,value;

byte degree[8] =
{
0b00011,
0b00011,
0b00000,
0b00000,
0b00000,
0b00000,
0b00000,
0b00000
};

void setup()
{
Serial.begin(9600);
lcd.begin(16,2);

pinMode(soil, INPUT);
pinMode(light, OUTPUT);
pinMode(fan, OUTPUT);
pinMode(spray, OUTPUT);
pinMode(motor, OUTPUT);

lcd.createChar(1, degree);
lcd.setCursor(0,0);
lcd.print("Green House ");
lcd.setCursor(0,1);
lcd.print(" Monitering");
delay(2000);
lcd.clear();
lcd.setCursor(0,0);
lcd.setCursor(0,1);
delay(2000);
lcd.clear();
}

void loop()
{
/*-----Light Intensity------*/

DHT.read11(dht_dpin);
lcd.clear();
lcd.setCursor(0,0);
lcd.print(" humidity=");
lcd.print(humidity=DHT.humidity);
lcd.print(" % ");
// lcd.clear();
lcd.setCursor(0,1);
lcd.print("temperature=");
lcd.print(temperature=DHT.temperature);
lcd.write(1);
lcd.print("C ");
delay(2000);
lcd.clear();

value=analogRead(LUX);
volt=(value/1023.0)*5;
lux=((2500/volt)-500)/3.3;
delay(10);

if(lux 40)
{
digitalWrite(fan, HIGH);
Serial.println("AT+CMGF=1");
Serial.println("AT+CMGS="9784398922"");
Serial.println("TEMPERATURE INCREASES FROM CRITICAL LEVEL");
Serial.println("FAN TURNED ON");
Serial.print("Light Intensity: ");
Serial.print(lux);
Serial.println(" LUX");
Serial.print("Temperature: ");
Serial.print(temperature);
Serial.println(" degree Celsius");
Serial.print("Humidity: ");
Serial.print(humidity);
Serial.println(" %");

Serial.write(26);
lcd.clear();
lcd.setCursor(0,0);
lcd.print("Temp increases ");
lcd.setCursor(0,1);
lcd.print("Fan Turned ON ");
delay(2000);
lcd.clear();
lcd.setCursor(0,0);
lcd.print("Temperature");
lcd.setCursor(0,1);
lcd.print(temperature);
lcd.write(1);
lcd.print("C");
check=2;
test2=1;
delay(2000);
}
else
{
if(check==2)
{
Serial.println("AT+CMGF=1");
Serial.println("AT+CMGS="9784398922"");
Serial.println("FAN TURNED OFF");
Serial.print("Light Intensity: ");
Serial.print(lux);
Serial.println(" LUX");
Serial.print("Temperature: ");
Serial.print(temperature);
Serial.println(" degree Celsius");
Serial.print("Humidity: ");
Serial.print(humidity);
Serial.println(" %");

Serial.write(26);
check=0;
test1=0;
}
digitalWrite(fan, LOW);
delay(1000);
}

if(humidity < 30)
{
digitalWrite(spray, HIGH);
digitalWrite(13, HIGH);
Serial.println("AT+CMGF=1");
Serial.println("AT+CMGS="9784398922"");
Serial.println("HUNIDITY INCREASES FROM DEFINED LEVEL ");
Serial.println("SPRAY TURNED ON");
Serial.print("Light Intensity: ");
Serial.print(lux);
Serial.println(" LUX");
Serial.print("Temperature: ");
Serial.print(temperature);
Serial.println(" degree Celsius");
Serial.print("Humidity: ");
Serial.print(humidity);
Serial.println(" %");

Serial.write(26);
lcd.clear();
lcd.setCursor(0,0);
lcd.print("Humidity increas");
lcd.setCursor(0,1);
lcd.print("Spray Turned ON ");
delay(2000);
lcd.clear();
lcd.setCursor(0,0);
lcd.print("Humidity");
lcd.setCursor(0,1);
lcd.print(humidity);
lcd.print(" %");
check=3;
test2=1;
delay(2000);
}
else
{
if(check==3)
{
Serial.println("AT+CMGF=1");
Serial.println("AT+CMGS="9784398922"");
Serial.println("SPRAY TURNED OFF");
Serial.print("Light Intensity: ");
Serial.print(lux);
Serial.println(" LUX");
Serial.print("Temperature: ");
Serial.print(temperature);
Serial.println(" degree Celsius");
Serial.print("Humidity: ");
Serial.print(humidity);
Serial.println(" %");
Serial.write(26);
check=0;
}
digitalWrite(13, LOW);
digitalWrite(spray, LOW);
test2=0;
delay(2000);
}

if(digitalRead(soil)==1)
{
digitalWrite(motor, HIGH);
Serial.println("AT+CMGF=1");
Serial.println("AT+CMGS="9784398922"");
Serial.println("WATER REQUIRED ");
Serial.println("MOTOR TURNED ON ");
Serial.print("Light Intensity: ");
Serial.print(lux);
Serial.println(" LUX");
Serial.print("Temperature: ");
Serial.print(temperature);
Serial.println(" degree Celsius");
Serial.print("Humidity: ");
Serial.print(humidity);
Serial.println(" %");
Serial.write(26);
check=4;
test3=1;
lcd.clear();
lcd.setCursor(0,0);
lcd.print("Water Required ");
lcd.setCursor(0,1);
lcd.print("Motor turned ON");
delay(2000);
}

else
{
if(check==4)
{
Serial.println("AT+CMGF=1");
Serial.println("AT+CMGS="9784398922"");
Serial.println("WATER REQUIRED ");
Serial.println("MOTOR TURNED OFF ");
Serial.print("Light Intensity: ");
Serial.print(lux);
Serial.println(" LUX");
Serial.print("Temperature: ");
Serial.print(temperature);
Serial.println(" degree Celsius");
Serial.print("Humidity: ");
Serial.print(humidity);
Serial.println(" %");
Serial.write(26);
check=0;
}
digitalWrite(motor, LOW);
test3=0;
}
delay(100);
}