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

#define ONE_WIRE_BUS 7

OneWire oneWire(ONE_WIRE_BUS); 
DallasTemperature sensors(&oneWire);

LiquidCrystal_I2C lcd(0x27, 16, 2);

void setup() {
  
  lcd.init();
  lcd.backlight();

  Serial.begin(9600);
  Serial.println("4 x Temp Sensor Setup");
  sensors.begin();
}
void loop() {
 Serial.print("Requesting temperatures...");
  sensors.requestTemperatures(); // Send the command to get temperatures
  Serial.println("DONE");
  // After we got the temperatures, we can print them here.
  // We use the function ByIndex, and as an example get the temperature from the first sensor only.
  float tempC = sensors.getTempCByIndex(0);

  // Check if reading was successful
  if(tempC != DEVICE_DISCONNECTED_C) 
  {
    Serial.print("Temperature for the device 1 (index 0) is: ");
    Serial.println(tempC);
  } 
  else
  {
    Serial.println("Error: Could not read temperature data");
  }
 
  delay(1000);
  lcd.setCursor(0, 0);
  lcd.print("Line One");

  lcd.setCursor(0, 1);
  lcd.print("Line Two");
  delay(1000);
  lcd.setCursor(0, 0);
  lcd.clear();
  delay(1000);
  //lcd.init();
}