#include "SevSeg.h"
SevSeg sevseg; 
int pot = A0 ;
void setup(){
    byte numDigits = 2;
    byte digitPins[] = {};
    byte segmentPins[] = {6, 5, 2, 3, 4, 7, 8, 9};
    bool resistorsOnSegments = true;

    byte hardwareConfig = COMMON_CATHODE; 
    sevseg.begin(hardwareConfig, numDigits, digitPins, segmentPins, resistorsOnSegments);
    sevseg.setBrightness(90);
}

void loop(){
    int val = analogRead(pot);
    int val_map = map(val,0,1023,0,9);
        sevseg.setNumber(val_map);
        sevseg.refreshDisplay();        
}