Traffic light

1int ledr = 2;
2int ledy = 3;
3int ledg = 4;
4
5int i=0;
6
7#include<LiquidCrystal.h>
8LiquidCrystal  lcd(7,8,9,10,11,12);
9
10byte STOP[8]={
11  B00000,
12  B01110,
13  B10011,
14  B10101,
15  B11001,
16  B01110,
17  B00000,
18  B00000
19
20};
21
22byte  GO[8]={
23  B01110,
24  B01110,
25  B11111,
26  B10101,
27  B10101,
28  B01110,
29  B01010,
30  B01010
31};
32
33void setup() {
34  pinMode(ledr,OUTPUT);
35  pinMode(ledy,OUTPUT);
36  pinMode(ledg,OUTPUT);
37
38  lcd.begin(16,2);
39
40  lcd.createChar(0,STOP);
41  lcd.createChar(1,GO);
42}
43
44void loop() {
45  
46  //RED
47  digitalWrite(ledr,HIGH);
48
49  lcd.setCursor(4,0);
50  lcd.write(byte(0));
51  lcd.print(" STOP ");
52  lcd.write(byte(0));
53 
54  for(i=0;i<11;i++)
55    {lcd.setCursor(7,1);
56     lcd.print(i);
57     delay(1000);}
58
59
60  digitalWrite(ledy,HIGH);
61
62  lcd.setCursor(7,1);
63     lcd.print("11");
64  
65  delay(1000);
66  digitalWrite(ledy,LOW);
67  
68  lcd.setCursor(7,1);
69     lcd.print("12");
70  
71  delay(1000);
72  digitalWrite(ledy,HIGH);
73
74  lcd.setCursor(7,1);
75     lcd.print("13");
76  
77  delay(1000);
78  digitalWrite(ledy,LOW);
79
80  lcd.setCursor(7,1);
81     lcd.print("14");
82  
83  delay(1000);
84  digitalWrite(ledy,HIGH);
85
86  lcd.setCursor(7,1);
87     lcd.print("15");
88  
89  delay(1000);
90  digitalWrite(ledy,LOW);
91  digitalWrite(ledr,LOW);
92
93
94
95  lcd.clear();
96   
97 //GREEN 
98  digitalWrite(ledg,HIGH);
99
100  lcd.setCursor(5,0);
101  lcd.write(byte(1));  
102  lcd.print(" GO ");
103  lcd.write(byte(1));  
104
105  for(i=0;i<11;i++)
106    {lcd.setCursor(7,1);
107     lcd.print(i);
108     delay(1000);}
109     
110   digitalWrite(ledy,HIGH);
111
112  lcd.setCursor(7,1);
113     lcd.print("11");
114  
115  delay(1000);
116  digitalWrite(ledy,LOW);
117  
118  lcd.setCursor(7,1);
119     lcd.print("12");
120  
121  delay(1000);
122  digitalWrite(ledy,HIGH);
123
124  lcd.setCursor(7,1);
125     lcd.print("13");
126  
127  delay(1000);
128  digitalWrite(ledy,LOW);
129
130  lcd.setCursor(7,1);
131     lcd.print("14");
132  
133  delay(1000);
134  digitalWrite(ledy,HIGH);
135
136  lcd.setCursor(7,1);
137     lcd.print("15");
138  
139  delay(1000);
140  digitalWrite(ledy,LOW);
141  digitalWrite(ledg,LOW);
142
143
144
145  lcd.clear();
146}
147