#include "SevSeg.h"

SevSeg sevseg;  // Seven segment object

void setup() {
      
  byte numDigits = 2; // Set to 1 for single-digit display

  // Defines common pins while using multi-digit display. 
  // Left for single digit display
  byte digitPins[] = {10,11};

  // Arduino pin connections in order: A, B, C, D, E, F, G, DP
  byte segmentPins[] = {9, 8, 7, 6, 5, 4, 3, 2};
  byte displayType = COMMON_CATHODE;

  //‘false’ if resistors are connected to common pin
  bool resistorsOnSegments = true;

  //Initialize sevseg object.
  sevseg.begin(displayType, numDigits, digitPins, segmentPins,
  resistorsOnSegments);
  sevseg.setBrightness(90);
}

void loop() {
   //Display numbers 0-9 with 1 seconds delay
   for(int i = 0; i <= 10; i++) {
     if (i == 10) {
       i = 0;
     }
     sevseg.setNumber(i);
     sevseg.refreshDisplay();
     delay(1000);
   }
   //Display numbers 0-9 with 1 seconds delay

   for(int x = 10; x >= 0; x= x-1) {
     if (x == 0) {
       x = 10;
     }
     sevseg.setNumber(x);
     sevseg.refreshDisplay();
     delay(1000);
   }
}