// Arduino Relais ansteuern - Schaltplan und Sketch
// https://iotspace.dev/arduino-relais-ansteuern-schaltplan-und-sketch

const int relaisIN1 = 2;
const int relaisIN2 = 3;
const int relaisIN3 = 4;
const int relaisIN4 = 5;
const int relaisIN5 = 6;
const int relaisIN6 = 7;
const int relaisIN7 = 8;
const int relaisIN8 = 9;

void setup() {
  pinMode(relaisIN1, OUTPUT);
  pinMode(relaisIN2, OUTPUT);
  pinMode(relaisIN3, OUTPUT);
  pinMode(relaisIN4, OUTPUT);
  pinMode(relaisIN5, OUTPUT);
  pinMode(relaisIN6, OUTPUT);
  pinMode(relaisIN7, OUTPUT);
  pinMode(relaisIN8, OUTPUT);
}

void loop() {
  digitalWrite(relaisIN1, HIGH);  //Relais1 an
  delay(500);                     //500ms Pause
  digitalWrite(relaisIN1, LOW);   //Relais1 aus
  delay(500);                     //500ms Pause

digitalWrite(relaisIN2, HIGH);  //Relais2 an
  delay(500);                     //500ms Pause
  digitalWrite(relaisIN2, LOW);   //Relais2 aus
  delay(500);                     //500ms Pause

digitalWrite(relaisIN3, HIGH);  //Relais3 an
  delay(500);                     //500ms Pause
  digitalWrite(relaisIN3, LOW);   //Relais3 aus
  delay(500);                     //500ms Pause

digitalWrite(relaisIN4, HIGH);  //Relais4 an
  delay(500);                     //500ms Pause
  digitalWrite(relaisIN4, LOW);   //Relais4 aus
  delay(500);                     //500ms Pause

digitalWrite(relaisIN5, HIGH);  //Relais5 an
  delay(500);                     //500ms Pause
  digitalWrite(relaisIN5, LOW);   //Relais5 aus
  delay(500);                     //500ms Pause

digitalWrite(relaisIN6, HIGH);  //Relais6 an
  delay(500);                     //500ms Pause
  digitalWrite(relaisIN6, LOW);   //Relais6 aus
  delay(500);                     //500ms Pause

digitalWrite(relaisIN7, HIGH);  //Relais7 an
  delay(500);                     //500ms Pause
  digitalWrite(relaisIN7, LOW);   //Relais7 aus
  delay(500);                     //500ms Pause

digitalWrite(relaisIN8, HIGH);  //Relais8 an
  delay(500);                     //500ms Pause
  digitalWrite(relaisIN8, LOW);   //Relais8 aus
  delay(500);                     //500ms Pause



  delay(1000);  // 1Sekunde Pause
}