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- /*
- * Name: mod2_runLED.ino
- * Date: 2021/10/14
- * Author: fsc
- * Version 1.0
- * URL: https://wokwi.com/arduino/projects/312615861434188354
- */
- const int LED1 = 4; //red
- const int LED2 = 5; //green
- const int LED3 = 6; //blue
- const int LED4 = 7; //yellow
- // aktuell aktive LED
- int current = LED1;
- // Starten der setup-Funktion, wird nur einmal aufgerufen
- void setup()
- {
- // alle 4 Pin als Ausgang initialisieren
- pinMode(LED1, OUTPUT);
- pinMode(LED2, OUTPUT);
- pinMode(LED3, OUTPUT);
- pinMode(LED4, OUTPUT);
- }
- void loop()
- {
- digitalWrite(current, HIGH); // LED ein
- delay(500);
- digitalWrite(current, LOW); // LED aus
- // zur nächsten LED wechseln
- current = current + 1;
- if (current > LED4)
- current = LED1;
- }
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