/*ThermoDisplay*/
/*Here, we use the DS18B20, which is a digital sensor, whereas in hands-on projects,
 we use the LM35, which is an analog sensor.*/
#include <OneWire.h>
#include <DallasTemperature.h>
#include <LiquidCrystal.h>
#define ONE_WIRE_BUS 2  // Pin for DS18B20 data
// Setup a oneWire instance to communicate with any OneWire devices
OneWire oneWire(ONE_WIRE_BUS);

// Pass the oneWire reference to DallasTemperature library
DallasTemperature sensors(&oneWire);

// initialize the library with the numbers of the interface pins
LiquidCrystal lcd(7, 8, 9, 10, 11, 12);


int temp;
float tempc;
float tempf;
void setup()
{
 Serial.begin(9600);
  // Initialize the DS18B20 sensor
  sensors.begin();

// set up the LCD's number of columns and rows:
 lcd.begin(16, 2);
 // Print a message to the LCD.
 lcd.print("Temp");
}
void loop()
{

// Request temperature readings
  sensors.requestTemperatures();

  // Read temperature in Celsius
  float tempc = sensors.getTempCByIndex(0);

  // Check if the temperature is valid
  if (tempc != -127.00) {
    Serial.print("Temperature: ");
    Serial.print(tempc);
    Serial.println(" °C");
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("Temp in C = ");
    lcd.print(tempc);
    lcd.setCursor(0,1); 
    tempf=((tempc*9)/5+32);
    lcd.print("Temp in F = ");
    lcd.print(tempf);
   
  } else {
    Serial.println("Error: Unable to read temperature data");
  }

  delay(1000); // Adjust delay as needed
}