Arduino LED Chaser|| Sequential LED Blinker || Chaser LED

1// like share and sto my channel//
2/* A simple program to sequentially  turn on and turn off 10 LEDs */ 
3
4int LED3 = 11;
5int LED4 = 10;
6int  LED5 = 9;
7int LED6 = 8;
8int LED7 = 7;
9int LED8 = 6;
10int LED9 = 5;
11int  LED10 = 4;
12int LED11 = 3;
13int LED12 = 2;
14
15
16
17void setup() {
18   pinMode(LED3, OUTPUT);
19   pinMode(LED4, OUTPUT);
20   pinMode(LED5, OUTPUT);
21   pinMode(LED6, OUTPUT);
22   pinMode(LED7, OUTPUT);
23   pinMode(LED8, OUTPUT);
24   pinMode(LED9, OUTPUT);
25   pinMode(LED10, OUTPUT);
26   pinMode(LED11, OUTPUT);
27   pinMode(LED12, OUTPUT);
28}
29
30
31void loop() {    
32  digitalWrite(LED3,  HIGH);    // turn on LED3 
33  delay(100);                  // wait for 200ms
34  digitalWrite(LED4, HIGH);    // turn on LED4
35  delay(100);                  //  wait for 200ms
36  digitalWrite(LED5, HIGH);    // turn on LED5
37  delay(100);                  // wait for 200ms
38  digitalWrite(LED6, HIGH);    // turn on  LED6
39  delay(100);                  // wait for 200ms
40  digitalWrite(LED7,  HIGH);    // turn on LED7
41  delay(100);                  // wait for 200ms
42  digitalWrite(LED8, HIGH);    // turn on LED8
43  delay(100);                  //  wait for 200ms
44  digitalWrite(LED9, HIGH);    // turn on LED9
45  delay(100);                  // wait for 200ms
46  digitalWrite(LED10, HIGH);    // turn on  LED10
47  delay(100);                  // wait for 200ms
48  digitalWrite(LED11,  HIGH);    // turn on LED11
49  delay(100);                  // wait for 200ms
50  digitalWrite(LED12, HIGH);    // turn on LED12
51  delay(100);                  //  wait for 200ms
52  digitalWrite(LED3, LOW);     // turn off LED3
53  delay(100);                  // wait for 300ms
54  digitalWrite(LED4, LOW);     // turn off  LED4
55  delay(100);                  // wait for 300ms
56  digitalWrite(LED5,  LOW);     // turn off LED5
57  delay(100);                  // wait for 300ms
58  digitalWrite(LED6, LOW);     // turn off LED6
59  delay(100);                  //  wait for 300ms
60  digitalWrite(LED7, LOW);     // turn off LED7
61  delay(100);                  // wait for 300ms
62  digitalWrite(LED8, LOW);     // turn off  LED8
63  delay(100);                  // wait for 300ms
64  digitalWrite(LED9,  LOW);     // turn off LED9
65  delay(100);                  // wait for 300ms
66  digitalWrite(LED10, LOW);     // turn off LED10
67  delay(100);                  //  wait for 300ms
68  digitalWrite(LED11, LOW);     // turn off LED11
69  delay(100);                  // wait for 300ms
70  digitalWrite(LED12, LOW);     // turn off  LED8
71  delay(100);                  // wait for 300ms before running program  all over again
72}
73