#include <TM1638plus.h>
#include <DS3231.h>
#include <Wire.h>

const int CLK = 6;
const int STB = 4;
const int DIO = 7;
bool high_freq = false;

TM1638plus tm(STB, CLK, DIO, high_freq);
RTClib myRTC;

void setup() {
  Serial.begin(57600);
  Wire.begin();
  tm.displayBegin();
  tm.brightness(1);
}

unsigned int counter = 0;

void loop() {

  delay(1000);

  Time();
  //Counter();
  Display();

}

void Time() {
  DateTime now = myRTC.now();

  Serial.print(now.year(), DEC);
  Serial.print('/');
  Serial.print(now.month(), DEC);
  Serial.print('/');
  Serial.print(now.day(), DEC);
  Serial.print(' ');
  Serial.print(now.hour(), DEC);
  Serial.print(':');
  Serial.print(now.minute(), DEC);
  Serial.print(':');
  Serial.print(now.second(), DEC);
  Serial.println();
}

void Counter() {
  tm.displayHex(0, (counter / 10000000) % 10);
  tm.displayHex(1, (counter / 1000000) % 10);
  tm.displayHex(2, (counter / 100000) % 10);
  tm.displayHex(3, (counter / 10000) % 10);
  tm.displayHex(4, (counter / 1000) % 10);
  tm.displayHex(5, (counter / 100) % 10);
  tm.displayHex(6, (counter / 10) % 10);
  tm.displayHex(7, counter % 10);

  counter++;
  if (counter == 100000000) {
    counter = 0;
  }
}

void Display() {
  DateTime now = myRTC.now();

  tm.displayIntNum((now.hour(), DEC, now.minute(), DEC), true, TMAlignTextRight);
}