3D Sim: Creating an Arduino LED Running Light

1// Define the pins connected to the LEDs
2const int ledPins[] = {3, 4, 5, 6, 7, 8, 9};
3const int ledCount = sizeof(ledPins) / sizeof(ledPins[0]);
4
5void setup() {
6  // Initialize each pin as an output
7  for (int i = 0; i < ledCount; i++) {
8    pinMode(ledPins[i], OUTPUT);
9  }
10}
11
12void loop() {
13  // Loop through and light up each LED individually
14  for (int i = 0; i < ledCount; i++) {
15    digitalWrite(ledPins[i], HIGH); // Turn on the current LED
16    delay(100);                     // Wait for 100 milliseconds
17    digitalWrite(ledPins[i], LOW);  // Turn off the current LED
18  }
19  delay(100); // Wait for 100 milliseconds
20
21  // Turn on all LEDs simultaneously
22  for (int i = 0; i < ledCount; i++) {
23    digitalWrite(ledPins[i], HIGH); // Turn on all LEDs
24  }
25  delay(1000); // Wait for 1 second
26
27  // Turn off LEDs one by one
28  for (int i = 0; i < ledCount; i++) {
29    digitalWrite(ledPins[i], LOW); // Turn off the current LED
30    delay(100);                    // Wait for 100 milliseconds
31  }
32  delay(1000); // Wait for 1 second
33
34  // Each LED lights up individually 3 times, with a 500ms interval
35  for (int i = 0; i < ledCount; i++) {
36    for (int j = 0; j < 3; j++) { // Each LED lights up 3 times
37      digitalWrite(ledPins[i], HIGH); // Turn on the current LED
38      delay(300);                    // Wait for 300 milliseconds
39      digitalWrite(ledPins[i], LOW);  // Turn off the current LED
40      delay(300);                    // Wait for 300 milliseconds
41    }
42  }
43  // Ensure there is a delay at the end of the loop to provide enough time before the next loop starts
44  delay(1000); // Wait for 1 second
45}