#include <OneWire.h>
#include <DallasTemperature.h> //https://github.com/milesburton/Arduino-Temperature-Control-Library/tree/master
#define ONE_WIRE_BUS 2
// Setup a oneWire instance to communicate with any OneWire devices (not just Maxim/Dallas temperature ICs)
OneWire oneWire(ONE_WIRE_BUS);
// Pass our oneWire reference to Dallas Temperature.
DallasTemperature sensors(&oneWire);
// arrays to hold device address
DeviceAddress sensor;
void setup() {
Serial.begin(9600);
Serial.println("Dallas Temperature IC Control Library Demo");
// locate devices on the bus
Serial.print("Mencari sensor DS18B20...");
sensors.begin();
Serial.print("Ditemukan ");
Serial.print(sensors.getDeviceCount(), DEC);
Serial.println(" perangkat.");
// report parasite power requirements
Serial.print("Parasite power : ");
if (sensors.isParasitePowerMode()) Serial.println("ON");
else Serial.println("OFF");
if (!sensors.getAddress(sensor, 0)) Serial.println("Tidak dapat menemukan sensor DS18B20");
//atur resolusi suhu DS18B20 dengan resolusi 9-12 bit
sensors.setResolution(sensor, 12); //kita gunakan 12 bit untuk mendapatkan presisi yang paling baik
}
void loop() {
//Ambil data suhu
sensors.requestTemperatures(); // Send the command to get temperatures
float suhu = sensors.getTempC(sensor);
Serial.print("Temp C: ");
Serial.println(suhu,4); // 4 angka di belakang koma
delay(1000);
}