#include <OneWire.h>
#include <DallasTemperature.h>

OneWire ds(4);    //D2 GPIO4 DS18B20 IN OUT
DallasTemperature sensors(&ds);
#define DS18B20_BIT   12 // 精度の設定bit
byte temp0[8] = { 0x28, 0x48, 0x90, 0x7A, 0x12, 0x21, 0x01, 0x90 };
byte temp1[8] = { 0x28, 0x58, 0xA7, 0x57, 0x12, 0x21, 0x01, 0xF3 };
byte temp2[8] = { 0x28, 0xFF, 0x64, 0x02, 0x19, 0x2E, 0x3E, 0x39 };
// DeviceAddress 
void setup() {
 Serial.begin(115200);
 while (!Serial) {  }
 sensors.setResolution(DS18B20_BIT);
 delay(1000);
}

void loop(void){
 Serial.println("Temp Start");
 sensors.requestTemperatures();    // 温度取得要求
 delay(1000);
 Serial.println(sensors.getTempC(temp0));
 Serial.println(sensors.getTempC(temp1));
 Serial.println(sensors.getTempC(temp2));
 delay(1000);
}