LM35_Temperature.ino

#define LM351PIN  0      // PORTC0 / D14 / Fisik pin23 328p
#define LM352PIN  1      // PORTC1 / D15 / Fisik pin24 328p
#define REPLYSIZE  100

char reply[REPLYSIZE];

void setup() {
  Serial.begin(9600);
  Serial.println();
  analogReference(EXTERNAL);
};

void loop() {
  memset(reply,0,REPLYSIZE);
  strcat(reply,"Temperatur");
  Suhu(reply);
  Serial.println(reply);
  delay(3000);
};

void Suhu(char *buff) {
  static float constC = 4.096*10.0;
  int analog1Val = 0;
  int analog2Val = 0;
  float tempC = 0.0;
  char buffer[5];
  strcat(buff," TempA:");

  for(byte i=0;i<10;i++) {
    analog1Val += analogRead(LM351PIN);
    analog2Val += analogRead(LM352PIN);
    delay(5);
  }
  tempC = analog1Val/constC;
  dtostrf(tempC,5,2,buffer);
  strcat(buff,buffer);
  strcat(buff," TempB:");

  tempC = analog2Val/constC;
  dtostrf(tempC,5,2,buffer);
  strcat(buff,buffer);
};