#include <Wire.h>
#include "ABlocks_LiquidCrystal_I2C.h"
#include "ABlocks_DHT.h"

double Valor_Temperatura;
double Valor_Humedad;
double Valor_Distancia;
LiquidCrystal_I2C lcd_1(0x27,20,4);
DHT dht2(2,DHT22);

double fnc_ultrasonic_distance(int _t, int _e){
	unsigned long dur=0;
	digitalWrite(_t, LOW);
	delayMicroseconds(5);
	digitalWrite(_t, HIGH);
	delayMicroseconds(10);
	digitalWrite(_t, LOW);
	dur = pulseIn(_e, HIGH, 18000);
	if(dur==0)return 999.0;
	return (dur/57);
}

void setup()
{
  	pinMode(2, INPUT);
	pinMode(5, OUTPUT);
	pinMode(6, INPUT);

	dht2.begin();

	lcd_1.begin();
	lcd_1.noCursor();
	lcd_1.backlight();

}


void loop()
{

  	Valor_Temperatura = dht2.readTemperature();
  	Valor_Humedad = dht2.readHumidity();
  	Valor_Distancia = fnc_ultrasonic_distance(5,6);
  	lcd_1.setCursor(0, 0);
  	lcd_1.print(String("Temperatura: ")+String(Valor_Temperatura));
  	lcd_1.setCursor(0, 1);
  	lcd_1.print(String("Humedad: ")+String(Valor_Humedad));
  	lcd_1.setCursor(0, 2);
  	lcd_1.print(String("Distancia: ")+String(Valor_Distancia));

}