Horloge numérique

Module RTC

Installer la bibliothèque

"RTC by Makuna"

Branchement

RtcDS3231<TwoWire> clock(Wire);

clock.Begin();

RtcDateTime time = RtcDateTime(__DATE__, __TIME__);

clock.SetDateTime(time);

RtcDateTime now = clock.GetDateTime();

now.Year()

now.Month()

now.Day()

now.Hour()

now.Minute()

now.Second()

int displayTime = now.Hour() * 100 + now.Minute();

Afficheur 7 segments

Câblage

SevSeg displayUnit;

• Le nombres de chiffres

• Les pins servent a la sélection d'un chiffres

• Les pins servent a l'allumage des segments

byte numDigits = 4;

Tableau

byte digitPins[] = {2, 3, 4, 5};

byte segmentPins[] = {6, 7, 8, 9, 10, 11, 12, 13}; 

displayUnit.begin(COMMON_CATHODE, numDigits, digitPins, segmentPins);

Afficher le nombre

displayUnit.setNumber(number);

displayUnit.refreshDisplay();