#include <math.h>

int tempPin = A0;                         // Selects the input pin for the temperature sensor // INPUT

void setup() {

 Serial.begin(9600);
 
 pinMode(tempPin,INPUT);                  // TEMP sensor is in input pin A0
}

void loop() {

  // Read an analog input on tempPin A0, and convert it to voltage.
  int sensorValue = analogRead(tempPin);  // Reads and stores the anaog input value coming from the temp sensor pin

  byte low = lowByte(sensorValue);
  byte high = highByte(sensorValue);

  Serial.write(1);
  Serial.write(2);
  Serial.write(3);
  Serial.write(4);
  Serial.write(low);
  Serial.write(high);
  Serial.write(sensorValue);               // Sends the sensorValue coming from the sensor to the microcontroller as a binary value
   
  delay(500);
}