// Define analog pin
const int tempPin = A0;  // LM35 output connected to A0

void setup() {
  Serial.begin(9600);  // Start serial communication
}

void loop() {
  int analogValue = analogRead(tempPin); 

   Serial.print("TnalogValue: ");
  Serial.print(analogValue);
 
  
  
  int celsius =1 / (log(1 / (1023.0 / analogValue - 1)) / 3950.0 + 1.0 / 298.15)- 273.15;

  // Display result
  Serial.print("Temperature: ");
  Serial.print(celsius);
  Serial.println(" °C");

  delay(1000);  // Wait 1 second before next reading
}