LED Bar Graph and Switch Array

Max out the digital I/O on the Arduino Uno Rev3!

Apr 29, 2019

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LED and Switch Array

arduino

1//Control LED bar graph function based on input from switch array
2//Last   modified April 2019
3
4int LED0 = 0;
5int LED1 = 1;
6int LED2 = 2;
7int   LED3 = 3;
8int LED4 = 4;
9int LED5 = 5;
10int LED6 = 6;
11int LED7 = 7;
12int   LED8 = 8;
13
14int switch1 = 9;
15int switch2 = 10;
16int switch3 = 11;
17int   switch4 = 12;
18int switch5 = 13;
19
20int s1status = 0;
21int s2status = 0;
22int   s3status = 0;
23int s4status = 0;
24int s5status = 0;
25
26void setup() {
27   //set pins 0-8 as output
28  pinMode(LED0, OUTPUT);
29  pinMode(LED1, OUTPUT);
30   pinMode(LED2, OUTPUT);
31  pinMode(LED3, OUTPUT);
32  pinMode(LED4, OUTPUT);
33   pinMode(LED5, OUTPUT);
34  pinMode(LED6, OUTPUT);
35  pinMode(LED7, OUTPUT);
36   pinMode(LED8, OUTPUT);
37
38  //set pins 9-14 as input
39  pinMode(switch1,   INPUT);
40  pinMode(switch2, INPUT);
41  pinMode(switch3, INPUT);
42  pinMode(switch4,   INPUT);
43  pinMode(switch5, INPUT);
44
45}
46
47void loop() {
48  //check   inputs from switches
49  s1status = digitalRead(switch1);
50  s2status = digitalRead(switch2);
51   s3status = digitalRead(switch3);
52  s4status = digitalRead(switch4);
53  s5status   = digitalRead(switch5);
54  
55  if(s1status == 1){
56    //perform LED function   1 -- forward light
57    
58    digitalWrite(LED0, HIGH);
59    delay(200);
60     digitalWrite(LED0, LOW);
61    digitalWrite(LED1, HIGH);
62    delay(200);
63     digitalWrite(LED1, LOW);
64    digitalWrite(LED2, HIGH);
65    delay(200);
66     digitalWrite(LED2, LOW);
67    digitalWrite(LED3, HIGH);
68    delay(200);
69     digitalWrite(LED3, LOW);
70    digitalWrite(LED4, HIGH);
71    delay(200);
72     digitalWrite(LED4, LOW);
73    digitalWrite(LED5, HIGH);
74    delay(200);
75     digitalWrite(LED5, LOW);
76    digitalWrite(LED6, HIGH);
77    delay(200);
78     digitalWrite(LED6, LOW);
79    digitalWrite(LED7, HIGH);
80    delay(200);
81     digitalWrite(LED7, LOW);
82    digitalWrite(LED8, HIGH);
83    delay(200);
84     digitalWrite(LED8, LOW);
85  }
86
87  else if (s2status == 1){
88    //perform   LED function 2 -- group toggle
89
90    //Turn ON LEDs 0-3, turn OFF 4-7
91    digitalWrite(LED4,   LOW);
92    digitalWrite(LED5, LOW);
93    digitalWrite(LED6, LOW);
94    digitalWrite(LED7,   LOW);
95    digitalWrite(LED0, HIGH);
96    digitalWrite(LED1, HIGH);
97    digitalWrite(LED2,   HIGH);
98    digitalWrite(LED3, HIGH);
99    delay(200);
100
101    //Turn OFF   LEDs 0-3, turn ON 4-7
102    digitalWrite(LED0, LOW);
103    digitalWrite(LED1,   LOW);
104    digitalWrite(LED2, LOW);
105    digitalWrite(LED3, LOW);
106    digitalWrite(LED4,   HIGH);
107    digitalWrite(LED5, HIGH);
108    digitalWrite(LED6, HIGH);
109    digitalWrite(LED7,   HIGH);
110    delay(200);
111  }
112
113  else if (s3status == 1){
114    //perform   LED function 3 -- backward light
115
116    digitalWrite(LED8, HIGH);
117    delay(200);
118     digitalWrite(LED8, LOW);
119    digitalWrite(LED7, HIGH);
120    delay(200);
121     digitalWrite(LED7, LOW);
122    digitalWrite(LED6, HIGH);
123    delay(200);
124     digitalWrite(LED6, LOW);
125    digitalWrite(LED5, HIGH);
126    delay(200);
127     digitalWrite(LED5, LOW);
128    digitalWrite(LED4, HIGH);
129    delay(200);
130     digitalWrite(LED4, LOW);
131    digitalWrite(LED3, HIGH);
132    delay(200);
133     digitalWrite(LED3, LOW);
134    digitalWrite(LED2, HIGH);
135    delay(200);
136     digitalWrite(LED2, LOW);
137    digitalWrite(LED1, HIGH);
138    delay(200);
139     digitalWrite(LED1, LOW);
140    digitalWrite(LED0, HIGH);
141    delay(200);
142     digitalWrite(LED0, LOW);
143  }
144
145  else if (s4status == 1){
146    //perform   LED function 4 - forward and backward light
147
148    //foward
149    digitalWrite(LED0,   HIGH);
150    delay(200);
151    digitalWrite(LED0, LOW);
152    digitalWrite(LED1,   HIGH);
153    delay(200);
154    digitalWrite(LED1, LOW);
155    digitalWrite(LED2,   HIGH);
156    delay(200);
157    digitalWrite(LED2, LOW);
158    digitalWrite(LED3,   HIGH);
159    delay(200);
160    digitalWrite(LED3, LOW);
161    digitalWrite(LED4,   HIGH);
162    delay(200);
163    digitalWrite(LED4, LOW);
164    digitalWrite(LED5,   HIGH);
165    delay(200);
166    digitalWrite(LED5, LOW);
167    digitalWrite(LED6,   HIGH);
168    delay(200);
169    digitalWrite(LED6, LOW);
170    digitalWrite(LED7,   HIGH);
171    delay(200);
172    digitalWrite(LED7, LOW);
173    digitalWrite(LED8,   HIGH);
174    delay(200);
175    digitalWrite(LED8, LOW);
176
177    //backward
178     digitalWrite(LED8, HIGH);
179    delay(200);
180    digitalWrite(LED8, LOW);
181     digitalWrite(LED7, HIGH);
182    delay(200);
183    digitalWrite(LED7, LOW);
184     digitalWrite(LED6, HIGH);
185    delay(200);
186    digitalWrite(LED6, LOW);
187     digitalWrite(LED5, HIGH);
188    delay(200);
189    digitalWrite(LED5, LOW);
190     digitalWrite(LED4, HIGH);
191    delay(200);
192    digitalWrite(LED4, LOW);
193     digitalWrite(LED3, HIGH);
194    delay(200);
195    digitalWrite(LED3, LOW);
196     digitalWrite(LED2, HIGH);
197    delay(200);
198    digitalWrite(LED2, LOW);
199     digitalWrite(LED1, HIGH);
200    delay(200);
201    digitalWrite(LED1, LOW);
202     digitalWrite(LED0, HIGH);
203    delay(200);
204    digitalWrite(LED0, LOW);
205   }
206
207  else if (s5status == 1){
208    //perform LED function 5 -- Inward
209
210     digitalWrite(LED0, HIGH);
211    digitalWrite(LED7, HIGH);
212    delay(200);
213     digitalWrite(LED0, LOW);
214    digitalWrite(LED7, LOW);
215    digitalWrite(LED1,   HIGH);
216    digitalWrite(LED6, HIGH);
217    delay(200);
218    digitalWrite(LED1,   LOW);
219    digitalWrite(LED6, LOW);
220    digitalWrite(LED2, HIGH);
221    digitalWrite(LED5,   HIGH);
222    delay(200);
223    digitalWrite(LED2, LOW);
224    digitalWrite(LED5,   LOW);
225    digitalWrite(LED3, HIGH);
226    digitalWrite(LED4, HIGH);
227    delay(200);
228     digitalWrite(LED3, LOW);
229    digitalWrite(LED4, LOW);
230    delay(200);
231     
232  }
233
234  else{
235    //perform default LED function if no switch is   ON
236    digitalWrite(LED0, LOW);
237    digitalWrite(LED1, LOW);
238    digitalWrite(LED2,   LOW);
239    digitalWrite(LED3, LOW);
240    digitalWrite(LED4, LOW);
241    digitalWrite(LED5,   LOW);
242    digitalWrite(LED6, LOW);
243    digitalWrite(LED7, LOW);
244  }
245
246}

//Control LED bar graph function based on input from switch array
//Last   modified April 2019

int LED0 = 0;
int LED1 = 1;
int LED2 = 2;
int   LED3 = 3;
int LED4 = 4;
int LED5 = 5;
int LED6 = 6;
int LED7 = 7;
int   LED8 = 8;

int switch1 = 9;
int switch2 = 10;
int switch3 = 11;
int   switch4 = 12;
int switch5 = 13;

int s1status = 0;
int s2status = 0;
int   s3status = 0;
int s4status = 0;
int s5status = 0;

void setup() {
   //set pins 0-8 as output
  pinMode(LED0, OUTPUT);
  pinMode(LED1, OUTPUT);
   pinMode(LED2, OUTPUT);
  pinMode(LED3, OUTPUT);
  pinMode(LED4, OUTPUT);
   pinMode(LED5, OUTPUT);
  pinMode(LED6, OUTPUT);
  pinMode(LED7, OUTPUT);
   pinMode(LED8, OUTPUT);

  //set pins 9-14 as input
  pinMode(switch1,   INPUT);
  pinMode(switch2, INPUT);
  pinMode(switch3, INPUT);
  pinMode(switch4,   INPUT);
  pinMode(switch5, INPUT);

}

void loop() {
  //check   inputs from switches
  s1status = digitalRead(switch1);
  s2status = digitalRead(switch2);
   s3status = digitalRead(switch3);
  s4status = digitalRead(switch4);
  s5status   = digitalRead(switch5);
  
  if(s1status == 1){
    //perform LED function   1 -- forward light
    
    digitalWrite(LED0, HIGH);
    delay(200);
     digitalWrite(LED0, LOW);
    digitalWrite(LED1, HIGH);
    delay(200);
     digitalWrite(LED1, LOW);
    digitalWrite(LED2, HIGH);
    delay(200);
     digitalWrite(LED2, LOW);
    digitalWrite(LED3, HIGH);
    delay(200);
     digitalWrite(LED3, LOW);
    digitalWrite(LED4, HIGH);
    delay(200);
     digitalWrite(LED4, LOW);
    digitalWrite(LED5, HIGH);
    delay(200);
     digitalWrite(LED5, LOW);
    digitalWrite(LED6, HIGH);
    delay(200);
     digitalWrite(LED6, LOW);
    digitalWrite(LED7, HIGH);
    delay(200);
     digitalWrite(LED7, LOW);
    digitalWrite(LED8, HIGH);
    delay(200);
     digitalWrite(LED8, LOW);
  }

  else if (s2status == 1){
    //perform   LED function 2 -- group toggle

    //Turn ON LEDs 0-3, turn OFF 4-7
    digitalWrite(LED4,   LOW);
    digitalWrite(LED5, LOW);
    digitalWrite(LED6, LOW);
    digitalWrite(LED7,   LOW);
    digitalWrite(LED0, HIGH);
    digitalWrite(LED1, HIGH);
    digitalWrite(LED2,   HIGH);
    digitalWrite(LED3, HIGH);
    delay(200);

    //Turn OFF   LEDs 0-3, turn ON 4-7
    digitalWrite(LED0, LOW);
    digitalWrite(LED1,   LOW);
    digitalWrite(LED2, LOW);
    digitalWrite(LED3, LOW);
    digitalWrite(LED4,   HIGH);
    digitalWrite(LED5, HIGH);
    digitalWrite(LED6, HIGH);
    digitalWrite(LED7,   HIGH);
    delay(200);
  }

  else if (s3status == 1){
    //perform   LED function 3 -- backward light

    digitalWrite(LED8, HIGH);
    delay(200);
     digitalWrite(LED8, LOW);
    digitalWrite(LED7, HIGH);
    delay(200);
     digitalWrite(LED7, LOW);
    digitalWrite(LED6, HIGH);
    delay(200);
     digitalWrite(LED6, LOW);
    digitalWrite(LED5, HIGH);
    delay(200);
     digitalWrite(LED5, LOW);
    digitalWrite(LED4, HIGH);
    delay(200);
     digitalWrite(LED4, LOW);
    digitalWrite(LED3, HIGH);
    delay(200);
     digitalWrite(LED3, LOW);
    digitalWrite(LED2, HIGH);
    delay(200);
     digitalWrite(LED2, LOW);
    digitalWrite(LED1, HIGH);
    delay(200);
     digitalWrite(LED1, LOW);
    digitalWrite(LED0, HIGH);
    delay(200);
     digitalWrite(LED0, LOW);
  }

  else if (s4status == 1){
    //perform   LED function 4 - forward and backward light

    //foward
    digitalWrite(LED0,   HIGH);
    delay(200);
    digitalWrite(LED0, LOW);
    digitalWrite(LED1,   HIGH);
    delay(200);
    digitalWrite(LED1, LOW);
    digitalWrite(LED2,   HIGH);
    delay(200);
    digitalWrite(LED2, LOW);
    digitalWrite(LED3,   HIGH);
    delay(200);
    digitalWrite(LED3, LOW);
    digitalWrite(LED4,   HIGH);
    delay(200);
    digitalWrite(LED4, LOW);
    digitalWrite(LED5,   HIGH);
    delay(200);
    digitalWrite(LED5, LOW);
    digitalWrite(LED6,   HIGH);
    delay(200);
    digitalWrite(LED6, LOW);
    digitalWrite(LED7,   HIGH);
    delay(200);
    digitalWrite(LED7, LOW);
    digitalWrite(LED8,   HIGH);
    delay(200);
    digitalWrite(LED8, LOW);

    //backward
     digitalWrite(LED8, HIGH);
    delay(200);
    digitalWrite(LED8, LOW);
     digitalWrite(LED7, HIGH);
    delay(200);
    digitalWrite(LED7, LOW);
     digitalWrite(LED6, HIGH);
    delay(200);
    digitalWrite(LED6, LOW);
     digitalWrite(LED5, HIGH);
    delay(200);
    digitalWrite(LED5, LOW);
     digitalWrite(LED4, HIGH);
    delay(200);
    digitalWrite(LED4, LOW);
     digitalWrite(LED3, HIGH);
    delay(200);
    digitalWrite(LED3, LOW);
     digitalWrite(LED2, HIGH);
    delay(200);
    digitalWrite(LED2, LOW);
     digitalWrite(LED1, HIGH);
    delay(200);
    digitalWrite(LED1, LOW);
     digitalWrite(LED0, HIGH);
    delay(200);
    digitalWrite(LED0, LOW);
   }

  else if (s5status == 1){
    //perform LED function 5 -- Inward

     digitalWrite(LED0, HIGH);
    digitalWrite(LED7, HIGH);
    delay(200);
     digitalWrite(LED0, LOW);
    digitalWrite(LED7, LOW);
    digitalWrite(LED1,   HIGH);
    digitalWrite(LED6, HIGH);
    delay(200);
    digitalWrite(LED1,   LOW);
    digitalWrite(LED6, LOW);
    digitalWrite(LED2, HIGH);
    digitalWrite(LED5,   HIGH);
    delay(200);
    digitalWrite(LED2, LOW);
    digitalWrite(LED5,   LOW);
    digitalWrite(LED3, HIGH);
    digitalWrite(LED4, HIGH);
    delay(200);
     digitalWrite(LED3, LOW);
    digitalWrite(LED4, LOW);
    delay(200);
     
  }

  else{
    //perform default LED function if no switch is   ON
    digitalWrite(LED0, LOW);
    digitalWrite(LED1, LOW);
    digitalWrite(LED2,   LOW);
    digitalWrite(LED3, LOW);
    digitalWrite(LED4, LOW);
    digitalWrite(LED5,   LOW);
    digitalWrite(LED6, LOW);
    digitalWrite(LED7, LOW);
  }

}

LED and Switch Array

arduino

1//Control LED bar graph function based on input from switch array
2//Last  modified April 2019
3
4int LED0 = 0;
5int LED1 = 1;
6int LED2 = 2;
7int  LED3 = 3;
8int LED4 = 4;
9int LED5 = 5;
10int LED6 = 6;
11int LED7 = 7;
12int  LED8 = 8;
13
14int switch1 = 9;
15int switch2 = 10;
16int switch3 = 11;
17int  switch4 = 12;
18int switch5 = 13;
19
20int s1status = 0;
21int s2status = 0;
22int  s3status = 0;
23int s4status = 0;
24int s5status = 0;
25
26void setup() {
27  //set pins 0-8 as output
28  pinMode(LED0, OUTPUT);
29  pinMode(LED1, OUTPUT);
30  pinMode(LED2, OUTPUT);
31  pinMode(LED3, OUTPUT);
32  pinMode(LED4, OUTPUT);
33  pinMode(LED5, OUTPUT);
34  pinMode(LED6, OUTPUT);
35  pinMode(LED7, OUTPUT);
36  pinMode(LED8, OUTPUT);
37
38  //set pins 9-14 as input
39  pinMode(switch1,  INPUT);
40  pinMode(switch2, INPUT);
41  pinMode(switch3, INPUT);
42  pinMode(switch4,  INPUT);
43  pinMode(switch5, INPUT);
44
45}
46
47void loop() {
48  //check  inputs from switches
49  s1status = digitalRead(switch1);
50  s2status = digitalRead(switch2);
51  s3status = digitalRead(switch3);
52  s4status = digitalRead(switch4);
53  s5status  = digitalRead(switch5);
54  
55  if(s1status == 1){
56    //perform LED function  1 -- forward light
57    
58    digitalWrite(LED0, HIGH);
59    delay(200);
60    digitalWrite(LED0, LOW);
61    digitalWrite(LED1, HIGH);
62    delay(200);
63    digitalWrite(LED1, LOW);
64    digitalWrite(LED2, HIGH);
65    delay(200);
66    digitalWrite(LED2, LOW);
67    digitalWrite(LED3, HIGH);
68    delay(200);
69    digitalWrite(LED3, LOW);
70    digitalWrite(LED4, HIGH);
71    delay(200);
72    digitalWrite(LED4, LOW);
73    digitalWrite(LED5, HIGH);
74    delay(200);
75    digitalWrite(LED5, LOW);
76    digitalWrite(LED6, HIGH);
77    delay(200);
78    digitalWrite(LED6, LOW);
79    digitalWrite(LED7, HIGH);
80    delay(200);
81    digitalWrite(LED7, LOW);
82    digitalWrite(LED8, HIGH);
83    delay(200);
84    digitalWrite(LED8, LOW);
85  }
86
87  else if (s2status == 1){
88    //perform  LED function 2 -- group toggle
89
90    //Turn ON LEDs 0-3, turn OFF 4-7
91    digitalWrite(LED4,  LOW);
92    digitalWrite(LED5, LOW);
93    digitalWrite(LED6, LOW);
94    digitalWrite(LED7,  LOW);
95    digitalWrite(LED0, HIGH);
96    digitalWrite(LED1, HIGH);
97    digitalWrite(LED2,  HIGH);
98    digitalWrite(LED3, HIGH);
99    delay(200);
100
101    //Turn OFF  LEDs 0-3, turn ON 4-7
102    digitalWrite(LED0, LOW);
103    digitalWrite(LED1,  LOW);
104    digitalWrite(LED2, LOW);
105    digitalWrite(LED3, LOW);
106    digitalWrite(LED4,  HIGH);
107    digitalWrite(LED5, HIGH);
108    digitalWrite(LED6, HIGH);
109    digitalWrite(LED7,  HIGH);
110    delay(200);
111  }
112
113  else if (s3status == 1){
114    //perform  LED function 3 -- backward light
115
116    digitalWrite(LED8, HIGH);
117    delay(200);
118    digitalWrite(LED8, LOW);
119    digitalWrite(LED7, HIGH);
120    delay(200);
121    digitalWrite(LED7, LOW);
122    digitalWrite(LED6, HIGH);
123    delay(200);
124    digitalWrite(LED6, LOW);
125    digitalWrite(LED5, HIGH);
126    delay(200);
127    digitalWrite(LED5, LOW);
128    digitalWrite(LED4, HIGH);
129    delay(200);
130    digitalWrite(LED4, LOW);
131    digitalWrite(LED3, HIGH);
132    delay(200);
133    digitalWrite(LED3, LOW);
134    digitalWrite(LED2, HIGH);
135    delay(200);
136    digitalWrite(LED2, LOW);
137    digitalWrite(LED1, HIGH);
138    delay(200);
139    digitalWrite(LED1, LOW);
140    digitalWrite(LED0, HIGH);
141    delay(200);
142    digitalWrite(LED0, LOW);
143  }
144
145  else if (s4status == 1){
146    //perform  LED function 4 - forward and backward light
147
148    //foward
149    digitalWrite(LED0,  HIGH);
150    delay(200);
151    digitalWrite(LED0, LOW);
152    digitalWrite(LED1,  HIGH);
153    delay(200);
154    digitalWrite(LED1, LOW);
155    digitalWrite(LED2,  HIGH);
156    delay(200);
157    digitalWrite(LED2, LOW);
158    digitalWrite(LED3,  HIGH);
159    delay(200);
160    digitalWrite(LED3, LOW);
161    digitalWrite(LED4,  HIGH);
162    delay(200);
163    digitalWrite(LED4, LOW);
164    digitalWrite(LED5,  HIGH);
165    delay(200);
166    digitalWrite(LED5, LOW);
167    digitalWrite(LED6,  HIGH);
168    delay(200);
169    digitalWrite(LED6, LOW);
170    digitalWrite(LED7,  HIGH);
171    delay(200);
172    digitalWrite(LED7, LOW);
173    digitalWrite(LED8,  HIGH);
174    delay(200);
175    digitalWrite(LED8, LOW);
176
177    //backward
178    digitalWrite(LED8, HIGH);
179    delay(200);
180    digitalWrite(LED8, LOW);
181    digitalWrite(LED7, HIGH);
182    delay(200);
183    digitalWrite(LED7, LOW);
184    digitalWrite(LED6, HIGH);
185    delay(200);
186    digitalWrite(LED6, LOW);
187    digitalWrite(LED5, HIGH);
188    delay(200);
189    digitalWrite(LED5, LOW);
190    digitalWrite(LED4, HIGH);
191    delay(200);
192    digitalWrite(LED4, LOW);
193    digitalWrite(LED3, HIGH);
194    delay(200);
195    digitalWrite(LED3, LOW);
196    digitalWrite(LED2, HIGH);
197    delay(200);
198    digitalWrite(LED2, LOW);
199    digitalWrite(LED1, HIGH);
200    delay(200);
201    digitalWrite(LED1, LOW);
202    digitalWrite(LED0, HIGH);
203    delay(200);
204    digitalWrite(LED0, LOW);
205  }
206
207  else if (s5status == 1){
208    //perform LED function 5 -- Inward
209
210    digitalWrite(LED0, HIGH);
211    digitalWrite(LED7, HIGH);
212    delay(200);
213    digitalWrite(LED0, LOW);
214    digitalWrite(LED7, LOW);
215    digitalWrite(LED1,  HIGH);
216    digitalWrite(LED6, HIGH);
217    delay(200);
218    digitalWrite(LED1,  LOW);
219    digitalWrite(LED6, LOW);
220    digitalWrite(LED2, HIGH);
221    digitalWrite(LED5,  HIGH);
222    delay(200);
223    digitalWrite(LED2, LOW);
224    digitalWrite(LED5,  LOW);
225    digitalWrite(LED3, HIGH);
226    digitalWrite(LED4, HIGH);
227    delay(200);
228    digitalWrite(LED3, LOW);
229    digitalWrite(LED4, LOW);
230    delay(200);
231    
232  }
233
234  else{
235    //perform default LED function if no switch is  ON
236    digitalWrite(LED0, LOW);
237    digitalWrite(LED1, LOW);
238    digitalWrite(LED2,  LOW);
239    digitalWrite(LED3, LOW);
240    digitalWrite(LED4, LOW);
241    digitalWrite(LED5,  LOW);
242    digitalWrite(LED6, LOW);
243    digitalWrite(LED7, LOW);
244  }
245
246}

//Control LED bar graph function based on input from switch array
//Last  modified April 2019

int LED0 = 0;
int LED1 = 1;
int LED2 = 2;
int  LED3 = 3;
int LED4 = 4;
int LED5 = 5;
int LED6 = 6;
int LED7 = 7;
int  LED8 = 8;

int switch1 = 9;
int switch2 = 10;
int switch3 = 11;
int  switch4 = 12;
int switch5 = 13;

int s1status = 0;
int s2status = 0;
int  s3status = 0;
int s4status = 0;
int s5status = 0;

void setup() {
  //set pins 0-8 as output
  pinMode(LED0, OUTPUT);
  pinMode(LED1, OUTPUT);
  pinMode(LED2, OUTPUT);
  pinMode(LED3, OUTPUT);
  pinMode(LED4, OUTPUT);
  pinMode(LED5, OUTPUT);
  pinMode(LED6, OUTPUT);
  pinMode(LED7, OUTPUT);
  pinMode(LED8, OUTPUT);

  //set pins 9-14 as input
  pinMode(switch1,  INPUT);
  pinMode(switch2, INPUT);
  pinMode(switch3, INPUT);
  pinMode(switch4,  INPUT);
  pinMode(switch5, INPUT);

}

void loop() {
  //check  inputs from switches
  s1status = digitalRead(switch1);
  s2status = digitalRead(switch2);
  s3status = digitalRead(switch3);
  s4status = digitalRead(switch4);
  s5status  = digitalRead(switch5);
  
  if(s1status == 1){
    //perform LED function  1 -- forward light
    
    digitalWrite(LED0, HIGH);
    delay(200);
    digitalWrite(LED0, LOW);
    digitalWrite(LED1, HIGH);
    delay(200);
    digitalWrite(LED1, LOW);
    digitalWrite(LED2, HIGH);
    delay(200);
    digitalWrite(LED2, LOW);
    digitalWrite(LED3, HIGH);
    delay(200);
    digitalWrite(LED3, LOW);
    digitalWrite(LED4, HIGH);
    delay(200);
    digitalWrite(LED4, LOW);
    digitalWrite(LED5, HIGH);
    delay(200);
    digitalWrite(LED5, LOW);
    digitalWrite(LED6, HIGH);
    delay(200);
    digitalWrite(LED6, LOW);
    digitalWrite(LED7, HIGH);
    delay(200);
    digitalWrite(LED7, LOW);
    digitalWrite(LED8, HIGH);
    delay(200);
    digitalWrite(LED8, LOW);
  }

  else if (s2status == 1){
    //perform  LED function 2 -- group toggle

    //Turn ON LEDs 0-3, turn OFF 4-7
    digitalWrite(LED4,  LOW);
    digitalWrite(LED5, LOW);
    digitalWrite(LED6, LOW);
    digitalWrite(LED7,  LOW);
    digitalWrite(LED0, HIGH);
    digitalWrite(LED1, HIGH);
    digitalWrite(LED2,  HIGH);
    digitalWrite(LED3, HIGH);
    delay(200);

    //Turn OFF  LEDs 0-3, turn ON 4-7
    digitalWrite(LED0, LOW);
    digitalWrite(LED1,  LOW);
    digitalWrite(LED2, LOW);
    digitalWrite(LED3, LOW);
    digitalWrite(LED4,  HIGH);
    digitalWrite(LED5, HIGH);
    digitalWrite(LED6, HIGH);
    digitalWrite(LED7,  HIGH);
    delay(200);
  }

  else if (s3status == 1){
    //perform  LED function 3 -- backward light

    digitalWrite(LED8, HIGH);
    delay(200);
    digitalWrite(LED8, LOW);
    digitalWrite(LED7, HIGH);
    delay(200);
    digitalWrite(LED7, LOW);
    digitalWrite(LED6, HIGH);
    delay(200);
    digitalWrite(LED6, LOW);
    digitalWrite(LED5, HIGH);
    delay(200);
    digitalWrite(LED5, LOW);
    digitalWrite(LED4, HIGH);
    delay(200);
    digitalWrite(LED4, LOW);
    digitalWrite(LED3, HIGH);
    delay(200);
    digitalWrite(LED3, LOW);
    digitalWrite(LED2, HIGH);
    delay(200);
    digitalWrite(LED2, LOW);
    digitalWrite(LED1, HIGH);
    delay(200);
    digitalWrite(LED1, LOW);
    digitalWrite(LED0, HIGH);
    delay(200);
    digitalWrite(LED0, LOW);
  }

  else if (s4status == 1){
    //perform  LED function 4 - forward and backward light

    //foward
    digitalWrite(LED0,  HIGH);
    delay(200);
    digitalWrite(LED0, LOW);
    digitalWrite(LED1,  HIGH);
    delay(200);
    digitalWrite(LED1, LOW);
    digitalWrite(LED2,  HIGH);
    delay(200);
    digitalWrite(LED2, LOW);
    digitalWrite(LED3,  HIGH);
    delay(200);
    digitalWrite(LED3, LOW);
    digitalWrite(LED4,  HIGH);
    delay(200);
    digitalWrite(LED4, LOW);
    digitalWrite(LED5,  HIGH);
    delay(200);
    digitalWrite(LED5, LOW);
    digitalWrite(LED6,  HIGH);
    delay(200);
    digitalWrite(LED6, LOW);
    digitalWrite(LED7,  HIGH);
    delay(200);
    digitalWrite(LED7, LOW);
    digitalWrite(LED8,  HIGH);
    delay(200);
    digitalWrite(LED8, LOW);

    //backward
    digitalWrite(LED8, HIGH);
    delay(200);
    digitalWrite(LED8, LOW);
    digitalWrite(LED7, HIGH);
    delay(200);
    digitalWrite(LED7, LOW);
    digitalWrite(LED6, HIGH);
    delay(200);
    digitalWrite(LED6, LOW);
    digitalWrite(LED5, HIGH);
    delay(200);
    digitalWrite(LED5, LOW);
    digitalWrite(LED4, HIGH);
    delay(200);
    digitalWrite(LED4, LOW);
    digitalWrite(LED3, HIGH);
    delay(200);
    digitalWrite(LED3, LOW);
    digitalWrite(LED2, HIGH);
    delay(200);
    digitalWrite(LED2, LOW);
    digitalWrite(LED1, HIGH);
    delay(200);
    digitalWrite(LED1, LOW);
    digitalWrite(LED0, HIGH);
    delay(200);
    digitalWrite(LED0, LOW);
  }

  else if (s5status == 1){
    //perform LED function 5 -- Inward

    digitalWrite(LED0, HIGH);
    digitalWrite(LED7, HIGH);
    delay(200);
    digitalWrite(LED0, LOW);
    digitalWrite(LED7, LOW);
    digitalWrite(LED1,  HIGH);
    digitalWrite(LED6, HIGH);
    delay(200);
    digitalWrite(LED1,  LOW);
    digitalWrite(LED6, LOW);
    digitalWrite(LED2, HIGH);
    digitalWrite(LED5,  HIGH);
    delay(200);
    digitalWrite(LED2, LOW);
    digitalWrite(LED5,  LOW);
    digitalWrite(LED3, HIGH);
    digitalWrite(LED4, HIGH);
    delay(200);
    digitalWrite(LED3, LOW);
    digitalWrite(LED4, LOW);
    delay(200);
    
  }

  else{
    //perform default LED function if no switch is  ON
    digitalWrite(LED0, LOW);
    digitalWrite(LED1, LOW);
    digitalWrite(LED2,  LOW);
    digitalWrite(LED3, LOW);
    digitalWrite(LED4, LOW);
    digitalWrite(LED5,  LOW);
    digitalWrite(LED6, LOW);
    digitalWrite(LED7, LOW);
  }

}

Downloadable files

Schematic

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