#include <DHT.h>
#define DHT type 22 dht22 dht.22


int i = 0; // para contar o n de acionamentos da bomba



#define DHT22PIN 2 //pino do DHT22

#define RELAY1 7 //pino do relé

void setup()      {

Serial.begin(115200);
Serial.println("DHT11 TEST PROGRAM ");
Serial.print("LIBRARYION: ");
Serial.println(DHT11LIB_VERSION);
Serial.println();
pinMode(led, OUTPUT);
pinMode(RELAY1, OUTPUT);
}

void loop() {
Serial.println("\n");
int chk = DHT11.read(DHT11PIN);
Serial.print("Reador: ");
 switch (chk)

 {
 case 0: Serial.println("OK"); break;
 case -1: Serial.println("Checksum error"); break;
 case -2: Serial.println("Time out error"); break;
 default: Serial.println("Unknown error"); break;
 }
Serial.print("Humidity ");
Serial.println((float)DHT22.humidity, 2);
Serial.print("Temperature: ");
Serial.println((float)DHT22.temperature, 2);

 if (DHT22.temperature >= 28 || DHT22.humidity <= 90 )
 {
 Serial.print("Temperaturar Igual 28C \n");
 digitalWrite(RELAY1,LOW); // Turns ON Relays 1
 Serial.print("BombaDA \n");
 delay(60000); // Wait 1 minute
 digitalWrite(RELAY1,HIGH); // Turns Relay Off
 Serial.print("BombaIGADA \n");
}
else {
delay(60000); // Espera 1 minuto para nao dar diferenca de tempo se a bomba nao é acionada.}
Serial.print("\n);
Serial.print(i);

 i++;
delay(540000); // send the temperature every 10 minutes 540000 + 60000 milliseconds (bomba acionada)
 //pausa final: 10minutos. Calibrar pois o tempo dos intervalos se somam.
}

//
// END OF FILE
//