#include "Wire.h"
#include "wiring.c"
void setup() {
Wire.begin();
Wire.beginTransmission(0x68);
Wire.write(0x0E); // Control Register
//Wire.write(B01000000); // 1 Hz Out
Wire.write(B00000111);
Wire.write(0x07);
Wire.write(B10000000);
Wire.write(0x08);
Wire.write(B10000000);
Wire.write(0x09);
Wire.write(B10000000);
Wire.write(0x0A);
Wire.write(B10000000);
Wire.endTransmission();
Serial.begin(9600);
attachInterrupt(0, herz, FALLING);
}
void loop() {
Wire.beginTransmission(0x68);
Wire.write(0x00);
Wire.endTransmission();
Wire.requestFrom(0x68,3);
if(Wire.available()) {
  byte secund = Wire.read(); //00h
  byte minut = Wire.read();  //01h
  byte chasov = Wire.read();  //02h
  Serial.print((chasov & B00110000)>>4);
  Serial.print(chasov & B00001111);
  Serial.write(':');
  Serial.print((minut & B11110000)>>4);
  Serial.print(minut & B00001111);
  Serial.write(':');
  Serial.print((secund & B11110000)>>4);
  Serial.print(secund & B00001111);
  Serial.print(":");
  }
Serial.println (millis() );

}
void herz(){
timer0_millis=0; }