Traffic Lights using 7 segment display

1// https://www.youtube.com/channel/UCaXI2PcsTlH5g0et67kdD6g  //
2//  Traffic Lights //
3// By MOHD SOHAIL //
4
5int led1=2;      // Conncet a resistor  of 220 ohms with GND terminal 
6int led2=3;
7int led3=4;
8int led4=5;
9int  led5=6;
10int led6=7;
11int led7=8;
12int green=11;     // connect 220 ohm resistor  with LEDs 
13int yellow=12;
14int red=13;
15
16void setup() {
17 pinMode(led1,  OUTPUT);
18 pinMode(led2, OUTPUT);
19 pinMode(led3, OUTPUT);
20 pinMode(led4,  OUTPUT);
21 pinMode(led5, OUTPUT);
22 pinMode(led6, OUTPUT);
23 pinMode(led7,  OUTPUT);
24 pinMode(green, OUTPUT);
25 pinMode(yellow, OUTPUT);
26 pinMode(red,  OUTPUT);
27 
28
29}
30
31void loop() {
32 //9 
33 digitalWrite(led1,1);
34  digitalWrite(led2,1);
35 digitalWrite(led3,1);
36 digitalWrite(led4,1);
37 digitalWrite(led5,0);
38  digitalWrite(led6,1);
39 digitalWrite(led7,1);
40 digitalWrite(green,0);
41 digitalWrite(yellow,0);
42  digitalWrite(red,1);
43 delay(1000);
44
45 //8
46 digitalWrite(led1,1);
47  digitalWrite(led2,1);
48 digitalWrite(led3,1);
49 digitalWrite(led4,1);
50 digitalWrite(led5,1);
51  digitalWrite(led6,1);
52 digitalWrite(led7,1);
53 digitalWrite(green,0);
54 digitalWrite(yellow,0);
55  digitalWrite(red,1);
56 delay(1000);
57
58 //7
59 digitalWrite(led1,1);
60  digitalWrite(led2,1);
61 digitalWrite(led3,1);
62 digitalWrite(led4,0);
63 digitalWrite(led5,0);
64  digitalWrite(led6,0);
65 digitalWrite(led7,0);
66 digitalWrite(green,0);
67 digitalWrite(yellow,0);
68  digitalWrite(red,1);
69 delay(1000);
70
71 //6
72  digitalWrite(led1,1);
73  digitalWrite(led2,0);
74 digitalWrite(led3,1);
75 digitalWrite(led4,1);
76 digitalWrite(led5,1);
77  digitalWrite(led6,1);
78 digitalWrite(led7,1);
79 digitalWrite(green,0);
80 digitalWrite(yellow,0);
81  digitalWrite(red,1);
82 delay(1000);
83
84 //5
85  digitalWrite(led1,1);
86  digitalWrite(led2,0);
87 digitalWrite(led3,1);
88 digitalWrite(led4,1);
89 digitalWrite(led5,0);
90  digitalWrite(led6,1);
91 digitalWrite(led7,1);
92 digitalWrite(green,0);
93 digitalWrite(yellow,0);
94  digitalWrite(red,1);
95 delay(1000);
96
97 //4
98  digitalWrite(led1,0);
99  digitalWrite(led2,1);
100 digitalWrite(led3,1);
101 digitalWrite(led4,0);
102 digitalWrite(led5,0);
103  digitalWrite(led6,1);
104 digitalWrite(led7,1);
105 digitalWrite(green,0);
106 digitalWrite(yellow,0);
107  digitalWrite(red,1);
108 delay(1000);
109
110 //3
111  digitalWrite(led1,1);
112  digitalWrite(led2,1);
113 digitalWrite(led3,1);
114 digitalWrite(led4,1);
115 digitalWrite(led5,0);
116  digitalWrite(led6,0);
117 digitalWrite(led7,1);
118 digitalWrite(green,0);
119 digitalWrite(yellow,0);
120  digitalWrite(red,1);
121 delay(1000);
122
123 //2
124  digitalWrite(led1,1);
125  digitalWrite(led2,1);
126 digitalWrite(led3,0);
127 digitalWrite(led4,1);
128 digitalWrite(led5,1);
129  digitalWrite(led6,0);
130 digitalWrite(led7,1);
131 digitalWrite(green,0);
132 digitalWrite(yellow,0);
133  digitalWrite(red,1);
134 delay(1000);
135
136 //1
137  digitalWrite(led1,0);
138  digitalWrite(led2,1);
139 digitalWrite(led3,1);
140 digitalWrite(led4,0);
141 digitalWrite(led5,0);
142  digitalWrite(led6,0);
143 digitalWrite(led7,0);
144 digitalWrite(green,0);
145 digitalWrite(yellow,0);
146  digitalWrite(red,1);
147 delay(1000);
148 
149 //0
150  digitalWrite(led1,1);
151  digitalWrite(led2,1);
152 digitalWrite(led3,1);
153 digitalWrite(led4,1);
154 digitalWrite(led5,1);
155  digitalWrite(led6,1);
156 digitalWrite(led7,0);
157 digitalWrite(green,0);
158 digitalWrite(yellow,0);
159  digitalWrite(red,1);
160 delay(1000);
161
162  //4
163  digitalWrite(led1,0);
164  digitalWrite(led2,1);
165 digitalWrite(led3,1);
166 digitalWrite(led4,0);
167 digitalWrite(led5,0);
168  digitalWrite(led6,1);
169 digitalWrite(led7,1);
170 digitalWrite(green,0);
171 digitalWrite(yellow,1);
172  digitalWrite(red,0);
173 delay(1000);
174
175 //3
176  digitalWrite(led1,1);
177  digitalWrite(led2,1);
178 digitalWrite(led3,1);
179 digitalWrite(led4,1);
180 digitalWrite(led5,0);
181  digitalWrite(led6,0);
182 digitalWrite(led7,1);
183 digitalWrite(green,0);
184 digitalWrite(yellow,1);
185  digitalWrite(red,0);
186 delay(1000);
187
188 //2
189  digitalWrite(led1,1);
190  digitalWrite(led2,1);
191 digitalWrite(led3,0);
192 digitalWrite(led4,1);
193 digitalWrite(led5,1);
194  digitalWrite(led6,0);
195 digitalWrite(led7,1);
196 digitalWrite(green,0);
197 digitalWrite(yellow,1);
198  digitalWrite(red,0);
199 delay(1000);
200
201 //1
202  digitalWrite(led1,0);
203  digitalWrite(led2,1);
204 digitalWrite(led3,1);
205 digitalWrite(led4,0);
206 digitalWrite(led5,0);
207  digitalWrite(led6,0);
208 digitalWrite(led7,0);
209 digitalWrite(green,0);
210 digitalWrite(yellow,1);
211  digitalWrite(red,0);
212 delay(1000);
213 
214 //0
215  digitalWrite(led1,1);
216  digitalWrite(led2,1);
217 digitalWrite(led3,1);
218 digitalWrite(led4,1);
219 digitalWrite(led5,1);
220  digitalWrite(led6,1);
221 digitalWrite(led7,0);
222 digitalWrite(green,0);
223 digitalWrite(yellow,1);
224  digitalWrite(red,0);
225 delay(1000);
226
227 //9 
228 digitalWrite(led1,1);
229  digitalWrite(led2,1);
230 digitalWrite(led3,1);
231 digitalWrite(led4,1);
232 digitalWrite(led5,0);
233  digitalWrite(led6,1);
234 digitalWrite(led7,1);
235 digitalWrite(green,1);
236 digitalWrite(yellow,0);
237  digitalWrite(red,0);
238 delay(1000);
239
240 //8
241 digitalWrite(led1,1);
242  digitalWrite(led2,1);
243 digitalWrite(led3,1);
244 digitalWrite(led4,1);
245 digitalWrite(led5,1);
246  digitalWrite(led6,1);
247 digitalWrite(led7,1);
248 digitalWrite(green,1);
249 digitalWrite(yellow,0);
250  digitalWrite(red,0);
251 delay(1000);
252
253 //7
254 digitalWrite(led1,1);
255  digitalWrite(led2,1);
256 digitalWrite(led3,1);
257 digitalWrite(led4,0);
258 digitalWrite(led5,0);
259  digitalWrite(led6,0);
260 digitalWrite(led7,0);
261 digitalWrite(green,1);
262 digitalWrite(yellow,0);
263  digitalWrite(red,0);
264 delay(1000);
265
266 //6
267  digitalWrite(led1,1);
268  digitalWrite(led2,0);
269 digitalWrite(led3,1);
270 digitalWrite(led4,1);
271 digitalWrite(led5,1);
272  digitalWrite(led6,1);
273 digitalWrite(led7,1);
274 digitalWrite(green,1);
275 digitalWrite(yellow,0);
276  digitalWrite(red,0);
277 delay(1000);
278
279 //5
280  digitalWrite(led1,1);
281  digitalWrite(led2,0);
282 digitalWrite(led3,1);
283 digitalWrite(led4,1);
284 digitalWrite(led5,0);
285  digitalWrite(led6,1);
286 digitalWrite(led7,1);
287 digitalWrite(green,1);
288 digitalWrite(yellow,0);
289  digitalWrite(red,0);
290 delay(1000);
291
292 //4
293  digitalWrite(led1,0);
294  digitalWrite(led2,1);
295 digitalWrite(led3,1);
296 digitalWrite(led4,0);
297 digitalWrite(led5,0);
298  digitalWrite(led6,1);
299 digitalWrite(led7,1);
300 digitalWrite(green,1);
301 digitalWrite(yellow,0);
302  digitalWrite(red,0);
303 delay(1000);
304
305 //3
306  digitalWrite(led1,1);
307  digitalWrite(led2,1);
308 digitalWrite(led3,1);
309 digitalWrite(led4,1);
310 digitalWrite(led5,0);
311  digitalWrite(led6,0);
312 digitalWrite(led7,1);
313 digitalWrite(green,1);
314 digitalWrite(yellow,0);
315  digitalWrite(red,0);
316 delay(1000);
317
318 //2
319  digitalWrite(led1,1);
320  digitalWrite(led2,1);
321 digitalWrite(led3,0);
322 digitalWrite(led4,1);
323 digitalWrite(led5,1);
324  digitalWrite(led6,0);
325 digitalWrite(led7,1);
326 digitalWrite(green,1);
327 digitalWrite(yellow,0);
328  digitalWrite(red,0);
329 delay(1000);
330
331 //1
332  digitalWrite(led1,0);
333  digitalWrite(led2,1);
334 digitalWrite(led3,1);
335 digitalWrite(led4,0);
336 digitalWrite(led5,0);
337  digitalWrite(led6,0);
338 digitalWrite(led7,0);
339 digitalWrite(green,1);
340 digitalWrite(yellow,0);
341  digitalWrite(red,0);
342 delay(1000);
343 
344 //0
345  digitalWrite(led1,1);
346  digitalWrite(led2,1);
347 digitalWrite(led3,1);
348 digitalWrite(led4,1);
349 digitalWrite(led5,1);
350  digitalWrite(led6,1);
351 digitalWrite(led7,0);
352 digitalWrite(green,1);
353 digitalWrite(yellow,0);
354  digitalWrite(red,0);
355 delay(1000);
356
357 
358}
359

1// https://www.youtube.com/channel/UCaXI2PcsTlH5g0et67kdD6g  //
2//   Traffic Lights //
3// By MOHD SOHAIL //
4
5int led1=2;      // Conncet a resistor   of 220 ohms with GND terminal 
6int led2=3;
7int led3=4;
8int led4=5;
9int   led5=6;
10int led6=7;
11int led7=8;
12int green=11;     // connect 220 ohm resistor   with LEDs 
13int yellow=12;
14int red=13;
15
16void setup() {
17 pinMode(led1,   OUTPUT);
18 pinMode(led2, OUTPUT);
19 pinMode(led3, OUTPUT);
20 pinMode(led4,   OUTPUT);
21 pinMode(led5, OUTPUT);
22 pinMode(led6, OUTPUT);
23 pinMode(led7,   OUTPUT);
24 pinMode(green, OUTPUT);
25 pinMode(yellow, OUTPUT);
26 pinMode(red,   OUTPUT);
27 
28
29}
30
31void loop() {
32 //9 
33 digitalWrite(led1,1);
34   digitalWrite(led2,1);
35 digitalWrite(led3,1);
36 digitalWrite(led4,1);
37 digitalWrite(led5,0);
38   digitalWrite(led6,1);
39 digitalWrite(led7,1);
40 digitalWrite(green,0);
41 digitalWrite(yellow,0);
42   digitalWrite(red,1);
43 delay(1000);
44
45 //8
46 digitalWrite(led1,1);
47   digitalWrite(led2,1);
48 digitalWrite(led3,1);
49 digitalWrite(led4,1);
50 digitalWrite(led5,1);
51   digitalWrite(led6,1);
52 digitalWrite(led7,1);
53 digitalWrite(green,0);
54 digitalWrite(yellow,0);
55   digitalWrite(red,1);
56 delay(1000);
57
58 //7
59 digitalWrite(led1,1);
60   digitalWrite(led2,1);
61 digitalWrite(led3,1);
62 digitalWrite(led4,0);
63 digitalWrite(led5,0);
64   digitalWrite(led6,0);
65 digitalWrite(led7,0);
66 digitalWrite(green,0);
67 digitalWrite(yellow,0);
68   digitalWrite(red,1);
69 delay(1000);
70
71 //6
72  digitalWrite(led1,1);
73   digitalWrite(led2,0);
74 digitalWrite(led3,1);
75 digitalWrite(led4,1);
76 digitalWrite(led5,1);
77   digitalWrite(led6,1);
78 digitalWrite(led7,1);
79 digitalWrite(green,0);
80 digitalWrite(yellow,0);
81   digitalWrite(red,1);
82 delay(1000);
83
84 //5
85  digitalWrite(led1,1);
86   digitalWrite(led2,0);
87 digitalWrite(led3,1);
88 digitalWrite(led4,1);
89 digitalWrite(led5,0);
90   digitalWrite(led6,1);
91 digitalWrite(led7,1);
92 digitalWrite(green,0);
93 digitalWrite(yellow,0);
94   digitalWrite(red,1);
95 delay(1000);
96
97 //4
98  digitalWrite(led1,0);
99   digitalWrite(led2,1);
100 digitalWrite(led3,1);
101 digitalWrite(led4,0);
102 digitalWrite(led5,0);
103   digitalWrite(led6,1);
104 digitalWrite(led7,1);
105 digitalWrite(green,0);
106 digitalWrite(yellow,0);
107   digitalWrite(red,1);
108 delay(1000);
109
110 //3
111  digitalWrite(led1,1);
112   digitalWrite(led2,1);
113 digitalWrite(led3,1);
114 digitalWrite(led4,1);
115 digitalWrite(led5,0);
116   digitalWrite(led6,0);
117 digitalWrite(led7,1);
118 digitalWrite(green,0);
119 digitalWrite(yellow,0);
120   digitalWrite(red,1);
121 delay(1000);
122
123 //2
124  digitalWrite(led1,1);
125   digitalWrite(led2,1);
126 digitalWrite(led3,0);
127 digitalWrite(led4,1);
128 digitalWrite(led5,1);
129   digitalWrite(led6,0);
130 digitalWrite(led7,1);
131 digitalWrite(green,0);
132 digitalWrite(yellow,0);
133   digitalWrite(red,1);
134 delay(1000);
135
136 //1
137  digitalWrite(led1,0);
138   digitalWrite(led2,1);
139 digitalWrite(led3,1);
140 digitalWrite(led4,0);
141 digitalWrite(led5,0);
142   digitalWrite(led6,0);
143 digitalWrite(led7,0);
144 digitalWrite(green,0);
145 digitalWrite(yellow,0);
146   digitalWrite(red,1);
147 delay(1000);
148 
149 //0
150  digitalWrite(led1,1);
151   digitalWrite(led2,1);
152 digitalWrite(led3,1);
153 digitalWrite(led4,1);
154 digitalWrite(led5,1);
155   digitalWrite(led6,1);
156 digitalWrite(led7,0);
157 digitalWrite(green,0);
158 digitalWrite(yellow,0);
159   digitalWrite(red,1);
160 delay(1000);
161
162  //4
163  digitalWrite(led1,0);
164   digitalWrite(led2,1);
165 digitalWrite(led3,1);
166 digitalWrite(led4,0);
167 digitalWrite(led5,0);
168   digitalWrite(led6,1);
169 digitalWrite(led7,1);
170 digitalWrite(green,0);
171 digitalWrite(yellow,1);
172   digitalWrite(red,0);
173 delay(1000);
174
175 //3
176  digitalWrite(led1,1);
177   digitalWrite(led2,1);
178 digitalWrite(led3,1);
179 digitalWrite(led4,1);
180 digitalWrite(led5,0);
181   digitalWrite(led6,0);
182 digitalWrite(led7,1);
183 digitalWrite(green,0);
184 digitalWrite(yellow,1);
185   digitalWrite(red,0);
186 delay(1000);
187
188 //2
189  digitalWrite(led1,1);
190   digitalWrite(led2,1);
191 digitalWrite(led3,0);
192 digitalWrite(led4,1);
193 digitalWrite(led5,1);
194   digitalWrite(led6,0);
195 digitalWrite(led7,1);
196 digitalWrite(green,0);
197 digitalWrite(yellow,1);
198   digitalWrite(red,0);
199 delay(1000);
200
201 //1
202  digitalWrite(led1,0);
203   digitalWrite(led2,1);
204 digitalWrite(led3,1);
205 digitalWrite(led4,0);
206 digitalWrite(led5,0);
207   digitalWrite(led6,0);
208 digitalWrite(led7,0);
209 digitalWrite(green,0);
210 digitalWrite(yellow,1);
211   digitalWrite(red,0);
212 delay(1000);
213 
214 //0
215  digitalWrite(led1,1);
216   digitalWrite(led2,1);
217 digitalWrite(led3,1);
218 digitalWrite(led4,1);
219 digitalWrite(led5,1);
220   digitalWrite(led6,1);
221 digitalWrite(led7,0);
222 digitalWrite(green,0);
223 digitalWrite(yellow,1);
224   digitalWrite(red,0);
225 delay(1000);
226
227 //9 
228 digitalWrite(led1,1);
229   digitalWrite(led2,1);
230 digitalWrite(led3,1);
231 digitalWrite(led4,1);
232 digitalWrite(led5,0);
233   digitalWrite(led6,1);
234 digitalWrite(led7,1);
235 digitalWrite(green,1);
236 digitalWrite(yellow,0);
237   digitalWrite(red,0);
238 delay(1000);
239
240 //8
241 digitalWrite(led1,1);
242   digitalWrite(led2,1);
243 digitalWrite(led3,1);
244 digitalWrite(led4,1);
245 digitalWrite(led5,1);
246   digitalWrite(led6,1);
247 digitalWrite(led7,1);
248 digitalWrite(green,1);
249 digitalWrite(yellow,0);
250   digitalWrite(red,0);
251 delay(1000);
252
253 //7
254 digitalWrite(led1,1);
255   digitalWrite(led2,1);
256 digitalWrite(led3,1);
257 digitalWrite(led4,0);
258 digitalWrite(led5,0);
259   digitalWrite(led6,0);
260 digitalWrite(led7,0);
261 digitalWrite(green,1);
262 digitalWrite(yellow,0);
263   digitalWrite(red,0);
264 delay(1000);
265
266 //6
267  digitalWrite(led1,1);
268   digitalWrite(led2,0);
269 digitalWrite(led3,1);
270 digitalWrite(led4,1);
271 digitalWrite(led5,1);
272   digitalWrite(led6,1);
273 digitalWrite(led7,1);
274 digitalWrite(green,1);
275 digitalWrite(yellow,0);
276   digitalWrite(red,0);
277 delay(1000);
278
279 //5
280  digitalWrite(led1,1);
281   digitalWrite(led2,0);
282 digitalWrite(led3,1);
283 digitalWrite(led4,1);
284 digitalWrite(led5,0);
285   digitalWrite(led6,1);
286 digitalWrite(led7,1);
287 digitalWrite(green,1);
288 digitalWrite(yellow,0);
289   digitalWrite(red,0);
290 delay(1000);
291
292 //4
293  digitalWrite(led1,0);
294   digitalWrite(led2,1);
295 digitalWrite(led3,1);
296 digitalWrite(led4,0);
297 digitalWrite(led5,0);
298   digitalWrite(led6,1);
299 digitalWrite(led7,1);
300 digitalWrite(green,1);
301 digitalWrite(yellow,0);
302   digitalWrite(red,0);
303 delay(1000);
304
305 //3
306  digitalWrite(led1,1);
307   digitalWrite(led2,1);
308 digitalWrite(led3,1);
309 digitalWrite(led4,1);
310 digitalWrite(led5,0);
311   digitalWrite(led6,0);
312 digitalWrite(led7,1);
313 digitalWrite(green,1);
314 digitalWrite(yellow,0);
315   digitalWrite(red,0);
316 delay(1000);
317
318 //2
319  digitalWrite(led1,1);
320   digitalWrite(led2,1);
321 digitalWrite(led3,0);
322 digitalWrite(led4,1);
323 digitalWrite(led5,1);
324   digitalWrite(led6,0);
325 digitalWrite(led7,1);
326 digitalWrite(green,1);
327 digitalWrite(yellow,0);
328   digitalWrite(red,0);
329 delay(1000);
330
331 //1
332  digitalWrite(led1,0);
333   digitalWrite(led2,1);
334 digitalWrite(led3,1);
335 digitalWrite(led4,0);
336 digitalWrite(led5,0);
337   digitalWrite(led6,0);
338 digitalWrite(led7,0);
339 digitalWrite(green,1);
340 digitalWrite(yellow,0);
341   digitalWrite(red,0);
342 delay(1000);
343 
344 //0
345  digitalWrite(led1,1);
346   digitalWrite(led2,1);
347 digitalWrite(led3,1);
348 digitalWrite(led4,1);
349 digitalWrite(led5,1);
350   digitalWrite(led6,1);
351 digitalWrite(led7,0);
352 digitalWrite(green,1);
353 digitalWrite(yellow,0);
354   digitalWrite(red,0);
355 delay(1000);
356
357 
358}
359