Police Siren & Lights for your Arduino car

1// https://www.youtube.com/channel/UCaXI2PcsTlH5g0et67kdD6g  //
2//   Police siren with lights //
3// By MOHD SOHAIL //
4
5int blue = A4;
6int   red = A5;
7int speaker =2;
8int t=60;
9int i=0;
10
11void setup() {
12   Serial.begin(9600);
13 pinMode(2, OUTPUT); 
14  pinMode(A5, OUTPUT);
15  pinMode(A4,   OUTPUT);
16}
17
18void loop() {
19   
20   digitalWrite(A4,HIGH);             //   for police siren lights
21  delay(t);
22  digitalWrite(A4,LOW);
23  delay(t);
24   
25  digitalWrite(A4,HIGH);
26  delay(t);
27  digitalWrite(A4,LOW);
28  delay(t);
29   
30  digitalWrite(A4,HIGH);
31  delay(t);
32  digitalWrite(A4,LOW);
33  delay(t);
34   
35  digitalWrite(A5,HIGH);
36  delay(t);
37  digitalWrite(A5,LOW);
38  delay(t);
39   
40  digitalWrite(A5,HIGH);
41  delay(t);
42  digitalWrite(A5,LOW);
43  delay(t);
44   
45  digitalWrite(A5,HIGH);
46  delay(t);
47  digitalWrite(A5,LOW);
48  delay(t);
49   
50  digitalWrite(A4,HIGH);
51  
52  digitalWrite(A5,HIGH);
53  
54  delay(t);
55   
56  digitalWrite(A4,LOW);
57
58  digitalWrite(A5,LOW);
59  
60  delay(t);
61   
62  digitalWrite(A4,HIGH);
63 
64  digitalWrite(A5,HIGH);
65  
66  delay(t);
67   
68  digitalWrite(A4,LOW);
69 
70  digitalWrite(A5,LOW);
71  
72  delay(t);
73   
74  digitalWrite(A4,HIGH);
75  
76  digitalWrite(A5,HIGH);
77  
78  delay(t);
79   
80  digitalWrite(A4,LOW);
81  
82  digitalWrite(A5,LOW);
83  
84  delay(t);
85   
86  digitalWrite(A4,HIGH);
87  delay(t);
88  digitalWrite(A4,LOW);
89  digitalWrite(A5,HIGH);
90   delay(t);
91  digitalWrite(A5,LOW);
92  delay(t);
93  
94  digitalWrite(A4,HIGH);
95   delay(t);
96  digitalWrite(A4,LOW);
97  digitalWrite(A5,HIGH);
98  delay(t);
99   digitalWrite(A5,LOW);
100  delay(t);
101  
102  digitalWrite(A4,HIGH);
103  delay(t);
104   digitalWrite(A4,LOW);
105  digitalWrite(A5,HIGH);
106  delay(t);
107  digitalWrite(A5,LOW);
108   delay(t);
109  
110  digitalWrite(A4,HIGH);
111  delay(t);
112  digitalWrite(A4,LOW);
113   digitalWrite(A5,HIGH);
114  delay(t);
115  digitalWrite(A5,LOW);
116  delay(t);
117
118    digitalWrite(A4,HIGH);
119  delay(t);
120  digitalWrite(A4,LOW);
121  delay(t);
122   
123  digitalWrite(A4,HIGH);
124  delay(t);
125  digitalWrite(A4,LOW);
126  delay(t);
127   
128  digitalWrite(A4,HIGH);
129  delay(t);
130  digitalWrite(A4,LOW);
131  delay(t);
132   
133  digitalWrite(A5,HIGH);
134  delay(t);
135  digitalWrite(A5,LOW);
136  delay(t);
137   
138  digitalWrite(A5,HIGH);
139  delay(t);
140  digitalWrite(A5,LOW);
141  delay(t);
142   
143  digitalWrite(A5,HIGH);
144  delay(t);
145  digitalWrite(A5,LOW);
146  delay(t);
147   
148  digitalWrite(A4,HIGH);
149  
150  digitalWrite(A5,HIGH);
151  
152  delay(t);
153   
154  digitalWrite(A4,LOW);
155
156  digitalWrite(A5,LOW);
157  
158  delay(t);
159   
160  digitalWrite(A4,HIGH);
161 
162  digitalWrite(A5,HIGH);
163  
164  delay(t);
165   
166  digitalWrite(A4,LOW);
167 
168  digitalWrite(A5,LOW);
169  
170  delay(t);
171   
172  digitalWrite(A4,HIGH);
173  
174  digitalWrite(A5,HIGH);
175  
176  delay(t);
177   
178  digitalWrite(A4,LOW);
179  
180  digitalWrite(A5,LOW);
181  
182  delay(t);
183   
184  digitalWrite(A4,HIGH);
185  delay(t);
186  digitalWrite(A4,LOW);
187  digitalWrite(A5,HIGH);
188   delay(t);
189  digitalWrite(A5,LOW);
190  delay(t);
191  
192  digitalWrite(A4,HIGH);
193   delay(t);
194  digitalWrite(A4,LOW);
195  digitalWrite(A5,HIGH);
196  delay(t);
197   digitalWrite(A5,LOW);
198  delay(t);
199  
200  digitalWrite(A4,HIGH);
201  delay(t);
202   digitalWrite(A4,LOW);
203  digitalWrite(A5,HIGH);
204  delay(t);
205  digitalWrite(A5,LOW);
206   delay(t);
207  
208  digitalWrite(A4,HIGH);
209  delay(t);
210  digitalWrite(A4,LOW);
211   digitalWrite(A5,HIGH);
212  delay(t);
213  digitalWrite(A5,LOW);
214  delay(t);
215
216    digitalWrite(A4,HIGH);
217  delay(t);
218  digitalWrite(A4,LOW);
219  delay(t);
220   
221  digitalWrite(A4,HIGH);
222  delay(t);
223  digitalWrite(A4,LOW);
224  delay(t);
225   
226  digitalWrite(A4,HIGH);
227  delay(t);
228  digitalWrite(A4,LOW);
229  delay(t);
230   
231  digitalWrite(A5,HIGH);
232  delay(t);
233  digitalWrite(A5,LOW);
234  delay(t);
235   
236  digitalWrite(A5,HIGH);
237  delay(t);
238  digitalWrite(A5,LOW);
239  delay(t);
240   
241  digitalWrite(A5,HIGH);
242  delay(t);
243  digitalWrite(A5,LOW);
244  delay(t);
245   
246  digitalWrite(A4,HIGH);
247  
248  digitalWrite(A5,HIGH);
249  
250  delay(t);
251   
252  digitalWrite(A4,LOW);
253
254  digitalWrite(A5,LOW);
255  
256  delay(t);
257   
258  digitalWrite(A4,HIGH);
259 
260  digitalWrite(A5,HIGH);
261  
262  delay(t);
263   
264  digitalWrite(A4,LOW);
265 
266  digitalWrite(A5,LOW);
267  
268  delay(t);
269   
270  digitalWrite(A4,HIGH);
271  
272  digitalWrite(A5,HIGH);
273  
274  delay(t);
275   
276  digitalWrite(A4,LOW);
277  
278  digitalWrite(A5,LOW);
279  
280  delay(t);
281   
282  digitalWrite(A4,HIGH);
283  delay(t);
284  digitalWrite(A4,LOW);
285  digitalWrite(A5,HIGH);
286   delay(t);
287  digitalWrite(A5,LOW);
288  delay(t);
289  
290  digitalWrite(A4,HIGH);
291   delay(t);
292  digitalWrite(A4,LOW);
293  digitalWrite(A5,HIGH);
294  delay(t);
295   digitalWrite(A5,LOW);
296  delay(t);
297  
298  digitalWrite(A4,HIGH);
299  delay(t);
300   digitalWrite(A4,LOW);
301  digitalWrite(A5,HIGH);
302  delay(t);
303  digitalWrite(A5,LOW);
304   delay(t);
305  
306  digitalWrite(A4,HIGH);
307  delay(t);
308  digitalWrite(A4,LOW);
309   digitalWrite(A5,HIGH);
310  delay(t);
311  digitalWrite(A5,LOW);
312  delay(t);
313
314    digitalWrite(A4,HIGH);
315  delay(t);
316  digitalWrite(A4,LOW);
317  delay(t);
318   
319  digitalWrite(A4,HIGH);
320  delay(t);
321  digitalWrite(A4,LOW);
322  delay(t);
323   
324  digitalWrite(A4,HIGH);
325  delay(t);
326  digitalWrite(A4,LOW);
327  delay(t);
328   
329  digitalWrite(A5,HIGH);
330  delay(t);
331  digitalWrite(A5,LOW);
332  delay(t);
333   
334  digitalWrite(A5,HIGH);
335  delay(t);
336  digitalWrite(A5,LOW);
337  delay(t);
338   
339  digitalWrite(A5,HIGH);
340  delay(t);
341  digitalWrite(A5,LOW);
342  delay(t);
343   
344  digitalWrite(A4,HIGH);
345  
346  digitalWrite(A5,HIGH);
347  
348  delay(t);
349   
350  digitalWrite(A4,LOW);
351
352  digitalWrite(A5,LOW);
353  
354  delay(t);
355   
356  digitalWrite(A4,HIGH);
357 
358  digitalWrite(A5,HIGH);
359  
360  delay(t);
361   
362  digitalWrite(A4,LOW);
363 
364  digitalWrite(A5,LOW);
365  
366  delay(t);
367   
368  digitalWrite(A4,HIGH);
369  
370  digitalWrite(A5,HIGH);
371  
372  delay(t);
373   
374  digitalWrite(A4,LOW);
375  
376  digitalWrite(A5,LOW);
377  
378  delay(t);
379   
380  digitalWrite(A4,HIGH);
381  delay(t);
382  digitalWrite(A4,LOW);
383  digitalWrite(A5,HIGH);
384   delay(t);
385  digitalWrite(A5,LOW);
386  delay(t);
387  
388  digitalWrite(A4,HIGH);
389   delay(t);
390  digitalWrite(A4,LOW);
391  digitalWrite(A5,HIGH);
392  delay(t);
393   digitalWrite(A5,LOW);
394  delay(t);
395  
396  digitalWrite(A4,HIGH);
397  delay(t);
398   digitalWrite(A4,LOW);
399  digitalWrite(A5,HIGH);
400  delay(t);
401  digitalWrite(A5,LOW);
402   delay(t);
403  
404  digitalWrite(A4,HIGH);
405  delay(t);
406  digitalWrite(A4,LOW);
407   digitalWrite(A5,HIGH);
408  delay(t);
409  digitalWrite(A5,LOW);
410  delay(t);
411
412
413     for(i=700;i<800;i++){   // for police siren
414  tone(2,i);
415  delay(15);
416   }
417  for(i=800;i>700;i--){
418  tone(2,i);
419  delay(15);
420  }
421  }
422

1// https://www.youtube.com/channel/UCaXI2PcsTlH5g0et67kdD6g  //
2//  Police siren with lights //
3// By MOHD SOHAIL //
4
5int blue = A4;
6int  red = A5;
7int speaker =2;
8int t=60;
9int i=0;
10
11void setup() {
12  Serial.begin(9600);
13 pinMode(2, OUTPUT); 
14  pinMode(A5, OUTPUT);
15  pinMode(A4,  OUTPUT);
16}
17
18void loop() {
19   
20   digitalWrite(A4,HIGH);             //  for police siren lights
21  delay(t);
22  digitalWrite(A4,LOW);
23  delay(t);
24  
25  digitalWrite(A4,HIGH);
26  delay(t);
27  digitalWrite(A4,LOW);
28  delay(t);
29  
30  digitalWrite(A4,HIGH);
31  delay(t);
32  digitalWrite(A4,LOW);
33  delay(t);
34  
35  digitalWrite(A5,HIGH);
36  delay(t);
37  digitalWrite(A5,LOW);
38  delay(t);
39  
40  digitalWrite(A5,HIGH);
41  delay(t);
42  digitalWrite(A5,LOW);
43  delay(t);
44  
45  digitalWrite(A5,HIGH);
46  delay(t);
47  digitalWrite(A5,LOW);
48  delay(t);
49  
50  digitalWrite(A4,HIGH);
51  
52  digitalWrite(A5,HIGH);
53  
54  delay(t);
55  
56  digitalWrite(A4,LOW);
57
58  digitalWrite(A5,LOW);
59  
60  delay(t);
61  
62  digitalWrite(A4,HIGH);
63 
64  digitalWrite(A5,HIGH);
65  
66  delay(t);
67  
68  digitalWrite(A4,LOW);
69 
70  digitalWrite(A5,LOW);
71  
72  delay(t);
73  
74  digitalWrite(A4,HIGH);
75  
76  digitalWrite(A5,HIGH);
77  
78  delay(t);
79  
80  digitalWrite(A4,LOW);
81  
82  digitalWrite(A5,LOW);
83  
84  delay(t);
85  
86  digitalWrite(A4,HIGH);
87  delay(t);
88  digitalWrite(A4,LOW);
89  digitalWrite(A5,HIGH);
90  delay(t);
91  digitalWrite(A5,LOW);
92  delay(t);
93  
94  digitalWrite(A4,HIGH);
95  delay(t);
96  digitalWrite(A4,LOW);
97  digitalWrite(A5,HIGH);
98  delay(t);
99  digitalWrite(A5,LOW);
100  delay(t);
101  
102  digitalWrite(A4,HIGH);
103  delay(t);
104  digitalWrite(A4,LOW);
105  digitalWrite(A5,HIGH);
106  delay(t);
107  digitalWrite(A5,LOW);
108  delay(t);
109  
110  digitalWrite(A4,HIGH);
111  delay(t);
112  digitalWrite(A4,LOW);
113  digitalWrite(A5,HIGH);
114  delay(t);
115  digitalWrite(A5,LOW);
116  delay(t);
117
118   digitalWrite(A4,HIGH);
119  delay(t);
120  digitalWrite(A4,LOW);
121  delay(t);
122  
123  digitalWrite(A4,HIGH);
124  delay(t);
125  digitalWrite(A4,LOW);
126  delay(t);
127  
128  digitalWrite(A4,HIGH);
129  delay(t);
130  digitalWrite(A4,LOW);
131  delay(t);
132  
133  digitalWrite(A5,HIGH);
134  delay(t);
135  digitalWrite(A5,LOW);
136  delay(t);
137  
138  digitalWrite(A5,HIGH);
139  delay(t);
140  digitalWrite(A5,LOW);
141  delay(t);
142  
143  digitalWrite(A5,HIGH);
144  delay(t);
145  digitalWrite(A5,LOW);
146  delay(t);
147  
148  digitalWrite(A4,HIGH);
149  
150  digitalWrite(A5,HIGH);
151  
152  delay(t);
153  
154  digitalWrite(A4,LOW);
155
156  digitalWrite(A5,LOW);
157  
158  delay(t);
159  
160  digitalWrite(A4,HIGH);
161 
162  digitalWrite(A5,HIGH);
163  
164  delay(t);
165  
166  digitalWrite(A4,LOW);
167 
168  digitalWrite(A5,LOW);
169  
170  delay(t);
171  
172  digitalWrite(A4,HIGH);
173  
174  digitalWrite(A5,HIGH);
175  
176  delay(t);
177  
178  digitalWrite(A4,LOW);
179  
180  digitalWrite(A5,LOW);
181  
182  delay(t);
183  
184  digitalWrite(A4,HIGH);
185  delay(t);
186  digitalWrite(A4,LOW);
187  digitalWrite(A5,HIGH);
188  delay(t);
189  digitalWrite(A5,LOW);
190  delay(t);
191  
192  digitalWrite(A4,HIGH);
193  delay(t);
194  digitalWrite(A4,LOW);
195  digitalWrite(A5,HIGH);
196  delay(t);
197  digitalWrite(A5,LOW);
198  delay(t);
199  
200  digitalWrite(A4,HIGH);
201  delay(t);
202  digitalWrite(A4,LOW);
203  digitalWrite(A5,HIGH);
204  delay(t);
205  digitalWrite(A5,LOW);
206  delay(t);
207  
208  digitalWrite(A4,HIGH);
209  delay(t);
210  digitalWrite(A4,LOW);
211  digitalWrite(A5,HIGH);
212  delay(t);
213  digitalWrite(A5,LOW);
214  delay(t);
215
216   digitalWrite(A4,HIGH);
217  delay(t);
218  digitalWrite(A4,LOW);
219  delay(t);
220  
221  digitalWrite(A4,HIGH);
222  delay(t);
223  digitalWrite(A4,LOW);
224  delay(t);
225  
226  digitalWrite(A4,HIGH);
227  delay(t);
228  digitalWrite(A4,LOW);
229  delay(t);
230  
231  digitalWrite(A5,HIGH);
232  delay(t);
233  digitalWrite(A5,LOW);
234  delay(t);
235  
236  digitalWrite(A5,HIGH);
237  delay(t);
238  digitalWrite(A5,LOW);
239  delay(t);
240  
241  digitalWrite(A5,HIGH);
242  delay(t);
243  digitalWrite(A5,LOW);
244  delay(t);
245  
246  digitalWrite(A4,HIGH);
247  
248  digitalWrite(A5,HIGH);
249  
250  delay(t);
251  
252  digitalWrite(A4,LOW);
253
254  digitalWrite(A5,LOW);
255  
256  delay(t);
257  
258  digitalWrite(A4,HIGH);
259 
260  digitalWrite(A5,HIGH);
261  
262  delay(t);
263  
264  digitalWrite(A4,LOW);
265 
266  digitalWrite(A5,LOW);
267  
268  delay(t);
269  
270  digitalWrite(A4,HIGH);
271  
272  digitalWrite(A5,HIGH);
273  
274  delay(t);
275  
276  digitalWrite(A4,LOW);
277  
278  digitalWrite(A5,LOW);
279  
280  delay(t);
281  
282  digitalWrite(A4,HIGH);
283  delay(t);
284  digitalWrite(A4,LOW);
285  digitalWrite(A5,HIGH);
286  delay(t);
287  digitalWrite(A5,LOW);
288  delay(t);
289  
290  digitalWrite(A4,HIGH);
291  delay(t);
292  digitalWrite(A4,LOW);
293  digitalWrite(A5,HIGH);
294  delay(t);
295  digitalWrite(A5,LOW);
296  delay(t);
297  
298  digitalWrite(A4,HIGH);
299  delay(t);
300  digitalWrite(A4,LOW);
301  digitalWrite(A5,HIGH);
302  delay(t);
303  digitalWrite(A5,LOW);
304  delay(t);
305  
306  digitalWrite(A4,HIGH);
307  delay(t);
308  digitalWrite(A4,LOW);
309  digitalWrite(A5,HIGH);
310  delay(t);
311  digitalWrite(A5,LOW);
312  delay(t);
313
314   digitalWrite(A4,HIGH);
315  delay(t);
316  digitalWrite(A4,LOW);
317  delay(t);
318  
319  digitalWrite(A4,HIGH);
320  delay(t);
321  digitalWrite(A4,LOW);
322  delay(t);
323  
324  digitalWrite(A4,HIGH);
325  delay(t);
326  digitalWrite(A4,LOW);
327  delay(t);
328  
329  digitalWrite(A5,HIGH);
330  delay(t);
331  digitalWrite(A5,LOW);
332  delay(t);
333  
334  digitalWrite(A5,HIGH);
335  delay(t);
336  digitalWrite(A5,LOW);
337  delay(t);
338  
339  digitalWrite(A5,HIGH);
340  delay(t);
341  digitalWrite(A5,LOW);
342  delay(t);
343  
344  digitalWrite(A4,HIGH);
345  
346  digitalWrite(A5,HIGH);
347  
348  delay(t);
349  
350  digitalWrite(A4,LOW);
351
352  digitalWrite(A5,LOW);
353  
354  delay(t);
355  
356  digitalWrite(A4,HIGH);
357 
358  digitalWrite(A5,HIGH);
359  
360  delay(t);
361  
362  digitalWrite(A4,LOW);
363 
364  digitalWrite(A5,LOW);
365  
366  delay(t);
367  
368  digitalWrite(A4,HIGH);
369  
370  digitalWrite(A5,HIGH);
371  
372  delay(t);
373  
374  digitalWrite(A4,LOW);
375  
376  digitalWrite(A5,LOW);
377  
378  delay(t);
379  
380  digitalWrite(A4,HIGH);
381  delay(t);
382  digitalWrite(A4,LOW);
383  digitalWrite(A5,HIGH);
384  delay(t);
385  digitalWrite(A5,LOW);
386  delay(t);
387  
388  digitalWrite(A4,HIGH);
389  delay(t);
390  digitalWrite(A4,LOW);
391  digitalWrite(A5,HIGH);
392  delay(t);
393  digitalWrite(A5,LOW);
394  delay(t);
395  
396  digitalWrite(A4,HIGH);
397  delay(t);
398  digitalWrite(A4,LOW);
399  digitalWrite(A5,HIGH);
400  delay(t);
401  digitalWrite(A5,LOW);
402  delay(t);
403  
404  digitalWrite(A4,HIGH);
405  delay(t);
406  digitalWrite(A4,LOW);
407  digitalWrite(A5,HIGH);
408  delay(t);
409  digitalWrite(A5,LOW);
410  delay(t);
411
412
413    for(i=700;i<800;i++){   // for police siren
414  tone(2,i);
415  delay(15);
416  }
417  for(i=800;i>700;i--){
418  tone(2,i);
419  delay(15);
420  }
421  }
422

1// https://www.youtube.com/channel/UCaXI2PcsTlH5g0et67kdD6g  //
2//  police siren via bluetooth module //
3// By MOHD SOHAIL //
4
5int blue = A4;
6int  red = A5;
7int speaker =2;
8
9int t=60;
10int i=0;
11
12char command; 
13
14void  setup() 
15{       
16  Serial.begin(9600);
17  pinMode(2, OUTPUT); 
18  pinMode(A5,  OUTPUT);
19  pinMode(A4, OUTPUT);
20}
21
22void loop() 
23{
24  while(Serial.available()  > 0){ 
25    command = Serial.read(); 
26
27    switch(command){
28          case  'c':      // Siren on
29      sirenon();
30      break;
31    case 'd':      //  Siren off
32      sirenoff();
33      break;
34    case 'a':      // Siren leds  on
35      sirenledon();
36      break;
37    case 'b':      // Siren leds off
38      sirenledoff();
39      break;
40    }
41}
42}
43
44void sirenledon ()
45{
46   digitalWrite(A4,HIGH);
47  delay(t);
48  digitalWrite(A4,LOW);
49  delay(t);
50  
51  digitalWrite(A4,HIGH);
52  delay(t);
53  digitalWrite(A4,LOW);
54  delay(t);
55  
56  digitalWrite(A4,HIGH);
57  delay(t);
58  digitalWrite(A4,LOW);
59  delay(t);
60  
61  digitalWrite(A5,HIGH);
62  delay(t);
63  digitalWrite(A5,LOW);
64  delay(t);
65  
66  digitalWrite(A5,HIGH);
67  delay(t);
68  digitalWrite(A5,LOW);
69  delay(t);
70  
71  digitalWrite(A5,HIGH);
72  delay(t);
73  digitalWrite(A5,LOW);
74  delay(t);
75  
76  digitalWrite(A4,HIGH);
77  
78  digitalWrite(A5,HIGH);
79  
80  delay(t);
81  
82  digitalWrite(A4,LOW);
83
84  digitalWrite(A5,LOW);
85  
86  delay(t);
87  
88  digitalWrite(A4,HIGH);
89 
90  digitalWrite(A5,HIGH);
91  
92  delay(t);
93  
94  digitalWrite(A4,LOW);
95 
96  digitalWrite(A5,LOW);
97  
98  delay(t);
99  
100  digitalWrite(A4,HIGH);
101  
102  digitalWrite(A5,HIGH);
103  
104  delay(t);
105  
106  digitalWrite(A4,LOW);
107  
108  digitalWrite(A5,LOW);
109  
110  delay(t);
111  
112  digitalWrite(A4,HIGH);
113  delay(t);
114  digitalWrite(A4,LOW);
115  digitalWrite(A5,HIGH);
116  delay(t);
117  digitalWrite(A5,LOW);
118  delay(t);
119  
120  digitalWrite(A4,HIGH);
121  delay(t);
122  digitalWrite(A4,LOW);
123  digitalWrite(A5,HIGH);
124  delay(t);
125  digitalWrite(A5,LOW);
126  delay(t);
127  
128  digitalWrite(A4,HIGH);
129  delay(t);
130  digitalWrite(A4,LOW);
131  digitalWrite(A5,HIGH);
132  delay(t);
133  digitalWrite(A5,LOW);
134  delay(t);
135  
136  digitalWrite(A4,HIGH);
137  delay(t);
138  digitalWrite(A4,LOW);
139  digitalWrite(A5,HIGH);
140  delay(t);
141  digitalWrite(A5,LOW);
142  delay(t);
143
144   digitalWrite(A4,HIGH);
145  delay(t);
146  digitalWrite(A4,LOW);
147  delay(t);
148  
149  digitalWrite(A4,HIGH);
150  delay(t);
151  digitalWrite(A4,LOW);
152  delay(t);
153  
154  digitalWrite(A4,HIGH);
155  delay(t);
156  digitalWrite(A4,LOW);
157  delay(t);
158  
159  digitalWrite(A5,HIGH);
160  delay(t);
161  digitalWrite(A5,LOW);
162  delay(t);
163  
164  digitalWrite(A5,HIGH);
165  delay(t);
166  digitalWrite(A5,LOW);
167  delay(t);
168  
169  digitalWrite(A5,HIGH);
170  delay(t);
171  digitalWrite(A5,LOW);
172  delay(t);
173  
174  digitalWrite(A4,HIGH);
175  
176  digitalWrite(A5,HIGH);
177  
178  delay(t);
179  
180  digitalWrite(A4,LOW);
181
182  digitalWrite(A5,LOW);
183  
184  delay(t);
185  
186  digitalWrite(A4,HIGH);
187 
188  digitalWrite(A5,HIGH);
189  
190  delay(t);
191  
192  digitalWrite(A4,LOW);
193 
194  digitalWrite(A5,LOW);
195  
196  delay(t);
197  
198  digitalWrite(A4,HIGH);
199  
200  digitalWrite(A5,HIGH);
201  
202  delay(t);
203  
204  digitalWrite(A4,LOW);
205  
206  digitalWrite(A5,LOW);
207  
208  delay(t);
209  
210  digitalWrite(A4,HIGH);
211  delay(t);
212  digitalWrite(A4,LOW);
213  digitalWrite(A5,HIGH);
214  delay(t);
215  digitalWrite(A5,LOW);
216  delay(t);
217  
218  digitalWrite(A4,HIGH);
219  delay(t);
220  digitalWrite(A4,LOW);
221  digitalWrite(A5,HIGH);
222  delay(t);
223  digitalWrite(A5,LOW);
224  delay(t);
225  
226  digitalWrite(A4,HIGH);
227  delay(t);
228  digitalWrite(A4,LOW);
229  digitalWrite(A5,HIGH);
230  delay(t);
231  digitalWrite(A5,LOW);
232  delay(t);
233  
234  digitalWrite(A4,HIGH);
235  delay(t);
236  digitalWrite(A4,LOW);
237  digitalWrite(A5,HIGH);
238  delay(t);
239  digitalWrite(A5,LOW);
240  delay(t);
241
242   digitalWrite(A4,HIGH);
243  delay(t);
244  digitalWrite(A4,LOW);
245  delay(t);
246  
247  digitalWrite(A4,HIGH);
248  delay(t);
249  digitalWrite(A4,LOW);
250  delay(t);
251  
252  digitalWrite(A4,HIGH);
253  delay(t);
254  digitalWrite(A4,LOW);
255  delay(t);
256  
257  digitalWrite(A5,HIGH);
258  delay(t);
259  digitalWrite(A5,LOW);
260  delay(t);
261  
262  digitalWrite(A5,HIGH);
263  delay(t);
264  digitalWrite(A5,LOW);
265  delay(t);
266  
267  digitalWrite(A5,HIGH);
268  delay(t);
269  digitalWrite(A5,LOW);
270  delay(t);
271  
272  digitalWrite(A4,HIGH);
273  
274  digitalWrite(A5,HIGH);
275  
276  delay(t);
277  
278  digitalWrite(A4,LOW);
279
280  digitalWrite(A5,LOW);
281  
282  delay(t);
283  
284  digitalWrite(A4,HIGH);
285 
286  digitalWrite(A5,HIGH);
287  
288  delay(t);
289  
290  digitalWrite(A4,LOW);
291 
292  digitalWrite(A5,LOW);
293  
294  delay(t);
295  
296  digitalWrite(A4,HIGH);
297  
298  digitalWrite(A5,HIGH);
299  
300  delay(t);
301  
302  digitalWrite(A4,LOW);
303  
304  digitalWrite(A5,LOW);
305  
306  delay(t);
307  
308  digitalWrite(A4,HIGH);
309  delay(t);
310  digitalWrite(A4,LOW);
311  digitalWrite(A5,HIGH);
312  delay(t);
313  digitalWrite(A5,LOW);
314  delay(t);
315  
316  digitalWrite(A4,HIGH);
317  delay(t);
318  digitalWrite(A4,LOW);
319  digitalWrite(A5,HIGH);
320  delay(t);
321  digitalWrite(A5,LOW);
322  delay(t);
323  
324  digitalWrite(A4,HIGH);
325  delay(t);
326  digitalWrite(A4,LOW);
327  digitalWrite(A5,HIGH);
328  delay(t);
329  digitalWrite(A5,LOW);
330  delay(t);
331  
332  digitalWrite(A4,HIGH);
333  delay(t);
334  digitalWrite(A4,LOW);
335  digitalWrite(A5,HIGH);
336  delay(t);
337  digitalWrite(A5,LOW);
338  delay(t);
339
340   digitalWrite(A4,HIGH);
341  delay(t);
342  digitalWrite(A4,LOW);
343  delay(t);
344  
345  digitalWrite(A4,HIGH);
346  delay(t);
347  digitalWrite(A4,LOW);
348  delay(t);
349  
350  digitalWrite(A4,HIGH);
351  delay(t);
352  digitalWrite(A4,LOW);
353  delay(t);
354  
355  digitalWrite(A5,HIGH);
356  delay(t);
357  digitalWrite(A5,LOW);
358  delay(t);
359  
360  digitalWrite(A5,HIGH);
361  delay(t);
362  digitalWrite(A5,LOW);
363  delay(t);
364  
365  digitalWrite(A5,HIGH);
366  delay(t);
367  digitalWrite(A5,LOW);
368  delay(t);
369  
370  digitalWrite(A4,HIGH);
371  
372  digitalWrite(A5,HIGH);
373  
374  delay(t);
375  
376  digitalWrite(A4,LOW);
377
378  digitalWrite(A5,LOW);
379  
380  delay(t);
381  
382  digitalWrite(A4,HIGH);
383 
384  digitalWrite(A5,HIGH);
385  
386  delay(t);
387  
388  digitalWrite(A4,LOW);
389 
390  digitalWrite(A5,LOW);
391  
392  delay(t);
393  
394  digitalWrite(A4,HIGH);
395  
396  digitalWrite(A5,HIGH);
397  
398  delay(t);
399  
400  digitalWrite(A4,LOW);
401  
402  digitalWrite(A5,LOW);
403  
404  delay(t);
405  
406  digitalWrite(A4,HIGH);
407  delay(t);
408  digitalWrite(A4,LOW);
409  digitalWrite(A5,HIGH);
410  delay(t);
411  digitalWrite(A5,LOW);
412  delay(t);
413  
414  digitalWrite(A4,HIGH);
415  delay(t);
416  digitalWrite(A4,LOW);
417  digitalWrite(A5,HIGH);
418  delay(t);
419  digitalWrite(A5,LOW);
420  delay(t);
421  
422  digitalWrite(A4,HIGH);
423  delay(t);
424  digitalWrite(A4,LOW);
425  digitalWrite(A5,HIGH);
426  delay(t);
427  digitalWrite(A5,LOW);
428  delay(t);
429  
430  digitalWrite(A4,HIGH);
431  delay(t);
432  digitalWrite(A4,LOW);
433  digitalWrite(A5,HIGH);
434  delay(t);
435  digitalWrite(A5,LOW);
436  delay(t);
437  }
438
439  void sirenledoff ()
440{
441  digitalWrite( A4, LOW); 
442  digitalWrite(  A5 , LOW); 
443}
444
445void sirenon ()
446{
447  for(i=700;i<800;i++){
448  tone(2,i);
449  delay(15);
450  }
451  for(i=800;i>700;i--){
452  tone(2,i);
453  delay(15);
454  }
455}
456void sirenoff ()
457{
458  digitalWrite(2 , LOW); 
459  noTone(2);
460}
461