Create Knight Rider Circuit Using Arduino MEGA 2560

This is a simple circuit consisting of 10 LED lights that creates a cool running LED effect.

Jul 3, 2019

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lights

Components and supplies

Jumper wires (generic)

Solderless Breadboard Full Size

Resistor 221 ohm

5 mm LED: Red

Arduino Mega 2560

Project description

Code

Source Code

arduino

1int i;
2void setup(){
3  // put your setup code here, to run once:
4         for(i=1;i<12;i++){
5             pinMode(i,OUTPUT);  // define pinMode
6         }    
7}
8
9void loop() {
10  // put your main code here, to run   repeatedly:
11        for(i=1;i<9;i++){
12            digitalWrite(i,1);
13            digitalWrite(i+1,1);
14            digitalWrite(i+2,1);
15           digitalWrite(i+3,1);
16           digitalWrite(i,0);
17            delay(100);  
18        }
19  
20       for(i=11;i>5;i--){
21  
22           digitalWrite(i,1);
23          digitalWrite(i-1,1);
24          digitalWrite(i-2,1);
25           digitalWrite(i-3,1);
26          digitalWrite(i,0);
27         delay(100);
28     
29        }  
30}

int i;
void setup(){
  // put your setup code here, to run once:
         for(i=1;i<12;i++){
             pinMode(i,OUTPUT);  // define pinMode
         }    
}

void loop() {
  // put your main code here, to run   repeatedly:
        for(i=1;i<9;i++){
            digitalWrite(i,1);
            digitalWrite(i+1,1);
            digitalWrite(i+2,1);
           digitalWrite(i+3,1);
           digitalWrite(i,0);
            delay(100);  
        }
  
       for(i=11;i>5;i--){
  
           digitalWrite(i,1);
          digitalWrite(i-1,1);
          digitalWrite(i-2,1);
           digitalWrite(i-3,1);
          digitalWrite(i,0);
         delay(100);
     
        }  
}

Source Code

arduino

1int i;
2void setup(){
3  // put your setup code here, to run once:
4        for(i=1;i<12;i++){
5             pinMode(i,OUTPUT);  // define pinMode
6        }    
7}
8
9void loop() {
10  // put your main code here, to run  repeatedly:
11        for(i=1;i<9;i++){
12            digitalWrite(i,1);
13            digitalWrite(i+1,1);
14           digitalWrite(i+2,1);
15           digitalWrite(i+3,1);
16           digitalWrite(i,0);
17           delay(100);  
18        }
19  
20       for(i=11;i>5;i--){
21  
22          digitalWrite(i,1);
23          digitalWrite(i-1,1);
24          digitalWrite(i-2,1);
25          digitalWrite(i-3,1);
26          digitalWrite(i,0);
27         delay(100);
28    
29        }  
30}

int i;
void setup(){
  // put your setup code here, to run once:
        for(i=1;i<12;i++){
             pinMode(i,OUTPUT);  // define pinMode
        }    
}

void loop() {
  // put your main code here, to run  repeatedly:
        for(i=1;i<9;i++){
            digitalWrite(i,1);
            digitalWrite(i+1,1);
           digitalWrite(i+2,1);
           digitalWrite(i+3,1);
           digitalWrite(i,0);
           delay(100);  
        }
  
       for(i=11;i>5;i--){
  
          digitalWrite(i,1);
          digitalWrite(i-1,1);
          digitalWrite(i-2,1);
          digitalWrite(i-3,1);
          digitalWrite(i,0);
         delay(100);
    
        }  
}

Downloadable files

Circuit

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