//Ejercicio 1
//Orlanxavier Iglesias

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

#define DHTPIN 7
#define DHTTYPE DHT22

DHT dht(DHTPIN, DHTTYPE);


LiquidCrystal lcd(12, 11, 5, 4, 3, 2);

int led = 8;

const int buzzer = 12;

void setup() {
  // put your setup code here, to run once:
  dht.begin();
  lcd.begin(16, 2);
  pinMode(led, OUTPUT);
  pinMode(buzzer, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:

  float temperatura =  dht.readTemperature(); 
  float humedad = dht.readHumidity(); 

  delay(3000);

  //primera fila
  if(temperatura > 30)
  {
    lcd.scrollDisplayLeft();
    lcd.setCursor(0, 0);
    lcd.print("Temperatura Alta - ");
    lcd.print(temperatura);
    lcd.print(" C");

    digitalWrite(led, HIGH);
  }
  else
  {
    lcd.setCursor(0, 0);
    digitalWrite(led, LOW);
    lcd.print("");
  }

  //segunda fila
  if(humedad < 40)
  {
    lcd.scrollDisplayLeft();
    lcd.setCursor(0, 1);
    lcd.print("Humedad Baja Revisar - ");
    lcd.print(humedad);
    lcd.print("%");

    tone(buzzer, 100);
  }
  else
  {
    lcd.setCursor(0, 1);
    noTone(buzzer);
    lcd.print("");
  }
}