#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <OneWire.h>
#include <DallasTemperature.h>

int led_azul = 4;
int led_verde = 5;
int led_vermelho = 6;

LiquidCrystal_I2C lcd (0x27, 16, 2);
#define sensor_temp_pin 11
OneWire oneWire (sensor_temp_pin);
DallasTemperature sensor (&oneWire);

void setup(){
  Serial.begin(115200);
  sensor.begin();
  lcd.init();

  pinMode(led_azul, OUTPUT);
  pinMode(led_verde, OUTPUT);
  pinMode(led_vermelho, OUTPUT);
}

void loop(){
  sensor.requestTemperatures();
  float temp = sensor.getTempCByIndex(0);
  Serial.print("Temperatura: ");
  Serial.print(temp);
  Serial.println("° C");
  delay(3000);
  lcd.setCursor(0,0);
  lcd.print("Temperatura: ");
  lcd.setCursor(0, 1);
  lcd.print(temp);

 if(temp > 50){
  digitalWrite(led_azul, LOW);

 } else{
  digitalWrite(led_azul, HIGH);

 }
}