#include "SevSeg.h"
SevSeg a; 
const int cln = 7;
long currentTime;
long pastTime = 0;
static int second = 0;
static int minute = 0;

void setup() {
  // put your setup code here, to run once:
  byte numdigits = 4;
  byte digitPins[] = {10,11,12,13};
  byte segmentPins[] = {0,1,2,3,4,5,6};
  bool resistorsOnSegments = false;
  byte hardwareConfig = COMMON_ANODE;
  bool updateWithDelays = false;
  bool leadingZeros = true;
  bool disableDecPoint = true;
  
  a.begin(hardwareConfig, numdigits, digitPins, segmentPins, resistorsOnSegments,
  updateWithDelays, leadingZeros, disableDecPoint);

  a.setBrightness(90);
  
  pinMode(cln, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  currentTime = millis();
  if (currentTime-pastTime == 1000 && currentTime<=9999000){
    clnOn(cln);
    second++;
    if (second>=60){
      minute++;
      second = second-60;
    }
    a.setNumber(minute*100+second);
    pastTime = currentTime;
    clnOff(cln);
  }

  a.refreshDisplay();
}

void clnOn(const int clnPin){
  digitalWrite(clnPin,LOW);
}

void clnOff(const int clnPin){
  digitalWrite(clnPin,HIGH);
}