Traffic Signal Light Simulator

1#define LEDRED1 2
2#define LEDYELLOW1 3
3#define LEDGREEN1 4
4
5#define  LEDRED2 5
6#define LEDYELLOW2 6
7#define LEDGREEN2 7
8
9#define LEDRED3  8
10#define LEDYELLOW3 9
11#define LEDGREEN3 10
12
13#define LEDRED4 11
14#define  LEDYELLOW4 12
15#define LEDGREEN4 13
16void setup() 
17{
18    pinMode(LEDRED1,  OUTPUT);
19    pinMode(LEDYELLOW1, OUTPUT); 
20    pinMode(LEDGREEN1, OUTPUT);
21    pinMode(LEDRED2, OUTPUT); 
22    pinMode(LEDYELLOW2, OUTPUT);
23    pinMode(LEDGREEN2,  OUTPUT);
24    pinMode(LEDRED3, OUTPUT); 
25    pinMode(LEDYELLOW3, OUTPUT);
26    pinMode(LEDGREEN3, OUTPUT); 
27    pinMode(LEDRED4, OUTPUT);
28    pinMode(LEDYELLOW4,  OUTPUT); 
29    pinMode(LEDGREEN4, OUTPUT);
30      
31}
32void loop()
33{           digitalWrite(LEDRED4,HIGH);
34            digitalWrite(LEDRED3,HIGH);
35            digitalWrite(LEDRED2,HIGH);
36            digitalWrite(LEDRED1,HIGH);
37            
38            digitalWrite(LEDYELLOW1,HIGH);
39            delay(2000);
40            digitalWrite(LEDGREEN1,HIGH);
41            digitalWrite(LEDYELLOW1,LOW);
42            digitalWrite(LEDRED1,LOW);
43            delay(10000);
44            digitalWrite(LEDGREEN1,LOW);
45            digitalWrite(LEDRED1,HIGH);
46
47            digitalWrite(LEDRED2,HIGH);
48            
49            digitalWrite(LEDYELLOW2,HIGH);
50            delay(2000);
51            digitalWrite(LEDGREEN2,HIGH);
52            digitalWrite(LEDYELLOW2,LOW);
53            digitalWrite(LEDRED2,LOW);
54            delay(10000);
55            digitalWrite(LEDGREEN2,LOW);
56            digitalWrite(LEDRED2,HIGH);
57
58            digitalWrite(LEDRED3,HIGH);
59           
60            digitalWrite(LEDYELLOW3,HIGH);
61            delay(2000);
62            digitalWrite(LEDGREEN3,HIGH);
63            digitalWrite(LEDYELLOW3,LOW);
64            digitalWrite(LEDRED3,LOW);
65            delay(10000);
66            digitalWrite(LEDGREEN3,LOW);
67            digitalWrite(LEDRED3,HIGH);
68
69            digitalWrite(LEDRED4,HIGH);
70           
71            digitalWrite(LEDYELLOW4,HIGH);
72            delay(2000);
73            digitalWrite(LEDGREEN4,HIGH);
74            digitalWrite(LEDYELLOW4,LOW);
75            digitalWrite(LEDRED4,LOW);
76            delay(10000);
77            digitalWrite(LEDGREEN4,LOW);
78            digitalWrite(LEDRED4,HIGH);
79            
80}