#include <math.h>

int tempPin = 26; 

void setup() {
  Serial1.begin(115200);
  delay(1000);
  Serial1.println("NTC Module System Started");
}

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


  const float BETA = 3950; 
  

  float temperature = 1 / (log(4095.0 / (4095.0 - analogValue) - 1) / BETA + 1.0 / 298.15) - 273.15;

  if(temperature>68.53){
    temperature=temperature-53.89;
  }else if (temperature > 61.11){
    temperature=temperature-54.53;
  }else if (temperature > 54.84){
    temperature=temperature-76.84;
  }else{
    temperature=temperature-78.5;
  }

  Serial1.print("Temperature: ");
  Serial1.print(temperature);
  Serial1.println(" °C");

  if (temperature > 35) {
    Serial1.println(" High Temperature");
  } else if (temperature > 25) {
    Serial1.println(" Normal Temperature");
  } else {
    Serial1.println(" Low Temperature");
  }

  Serial1.println("------------------------");
  delay(1000);
}