const int analogPin = 34; // GPIO 34 for analog input
const float nominalResistance = 10000; // 10k Ohm nominal resistance at 25 degrees C
const float nominalTemperature = 25; // nominal temperature value (in Celsius)
const float bCoefficient = 3950; // Beta coefficient of the thermistor (usually 3000-4000)
const int seriesResistor = 10000; // 10k Ohm series resistor

void setup() {
  Serial.begin(115200);
}

void loop() {

  long T1=millis();

  int analogValue = analogRead(analogPin);
  float resistance = seriesResistor / (4095.0 / analogValue - 1);
  float temperatureK = 1.0 / (1.0 / (nominalTemperature + 273.15) + 1.0 / bCoefficient * log(resistance / nominalResistance));
  float temperatureC = temperatureK - 273.15;

  Serial.print("Temperature: ");
  Serial.print(temperatureC);
  Serial.println(" °C");

  long T1_exe=millis()-T1;
  Serial.print("T1exe =  ");
  Serial.println(T1_exe);

  delay(1000);
}