#include <TM1637Display.h>

#define CLK 4
#define DIO 5

TM1637Display display(CLK, DIO);

int minutes;
int seconds;

void setup() {
  Serial.begin(115200);

  display.setBrightness(0x0f);


  minutes = (0, 60);
  seconds = (0, 60);
}

void loop() {
  seconds++;
  if (seconds >= 60) {
    seconds = 0;
    minutes++;
    if (minutes >= 60) {
      minutes = 0;
    }
  }

  int displayTime = minutes * 100 + seconds;
  display.showNumberDecEx(displayTime, 0b01000000, true);

  delay(1000);
}