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#include "SevSeg.h" SevSeg sevseg; int i = 0; void setup() { byte numDigits = 1; byte digitPins[] = {}; byte segmentPins[] = {2, 3, 4, 5, 6, 7, 8, 9}; bool resistorsOnSegments = true; byte hardwareConfig = COMMON_CATHODE; sevseg.begin(hardwareConfig, numDigits, digitPins, segmentPins, resistorsOnSegments); sevseg.setBrightness(90); } void loop() { if (++i > 9) i=0; sevseg.setNumber(i); sevseg.refreshDisplay(); delay(1000); }