RTC8564 for Arduino

Sketch.ino

// http://arms22.blog91.fc2.com/blog-entry-232.html

#include <Wire.h>
#include <RTC8564.h>

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  Rtc.begin();
}

void loop() {
  // put your main code here, to run repeatedly:
  delay(1000);
  
  Rtc.available();
  
  Serial.print(0x2000 + Rtc.years(),HEX);
  Serial.print("/");
  Serial.print(Rtc.months(),HEX);
  Serial.print("/");
  Serial.print(Rtc.days(),HEX);
  Serial.print(" ");
  Serial.print(Rtc.hours(),HEX);
  Serial.print(":");
  Serial.print(Rtc.minutes(),HEX);
  Serial.print(":");
  Serial.println(Rtc.seconds(),HEX);  
}