└── project.c


/project.c:
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  1 | 
  2 | 
  3 | #include<SoftwareSerial.h>
  4 | 
  5 | SoftwareSerial Serial1(2,3);
  6 | 
  7 | 
  8 | #include<LiquidCrystal.h>
  9 | 
 10 | LiquidCrystal lcd(14,15,16,17,18,19);
 11 | 
 12 | int led=13;
 13 | 
 14 | int flag=0;
 15 | 
 16 | String str="";
 17 | 
 18 | 
 19 | #define motor 11
 20 | 
 21 | #define sensor 7
 22 | 
 23 | 
 24 | void setup()
 25 | 
 26 | {
 27 | 
 28 |   lcd.begin(16,2);
 29 | 
 30 |   Serial1.begin(9600);
 31 | 
 32 |   Serial.begin(9600);
 33 | 
 34 |   pinMode(led, OUTPUT);
 35 | 
 36 |   pinMode(motor, OUTPUT);
 37 | 
 38 |   pinMode(sensor, INPUT_PULLUP);
 39 | 
 40 |   lcd.print("");
 41 | 
 42 |   lcd.setCursor(4,1);
 43 | 
 44 |   delay(2000);
 45 | 
 46 |   lcd.clear();
 47 | 
 48 |   lcd.print("");
 49 | 
 50 |   lcd.setCursor(0,1);
 51 | 
 52 |   lcd.print("");
 53 | 
 54 |   delay(2000);
 55 | 
 56 |   gsmInit();
 57 | 
 58 |   lcd.clear();
 59 | 
 60 |   lcd.print("System Ready");
 61 | 
 62 | }
 63 | 
 64 | 
 65 | void loop()
 66 | 
 67 | {
 68 | 
 69 |     lcd.setCursor(0,0);
 70 | 
 71 |     lcd.print("Automatic Mode    ");
 72 | 
 73 |     if(digitalRead(sensor)==1 && flag==0)
 74 | 
 75 |     {
 76 | 
 77 |       delay(1000);
 78 | 
 79 |       if(digitalRead(sensor)==1)
 80 | 
 81 |       {
 82 | 
 83 |         digitalWrite(led, HIGH);
 84 | 
 85 |         sendSMS("intureder detected. plz check");
 86 | 
 87 |         lcd.begin(16,2);
 88 | 
 89 |         lcd.setCursor(0,1);
 90 | 
 91 |         lcd.print("Motor ON    ");
 92 | 
 93 |         digitalWrite(motor, HIGH);
 94 | 
 95 |         delay(2000);
 96 | 
 97 |         flag=1;
 98 | 
 99 |       }
100 | 
101 |     }
102 | 
103 | 
104 |     else if(digitalRead(sensor)==0 && flag==1)
105 | 
106 |     {
107 | 
108 |       delay(1000);
109 | 
110 |       if(digitalRead(sensor)==0)
111 | 
112 |       {
113 | 
114 |         digitalWrite(led, LOW);
115 | 
116 |         sendSMS("no intureder");
117 | 
118 |         digitalWrite(motor, LOW);
119 | 
120 |         lcd.begin(16,2);
121 | 
122 |         lcd.print("Motor OFF");
123 | 
124 |         lcd.setCursor(0,1);
125 | 
126 |         lcd.print("Motor OFF");
127 | 
128 |         delay(2000);
129 | 
130 |         flag=0;
131 | 
132 |       }
133 | 
134 |     }
135 | 
136 | }
137 | 
138 |  
139 | 
140 | void sendSMS(String msg)
141 | 
142 | {
143 | 
144 |   lcd.clear();
145 | 
146 |   lcd.print("Sending SMS");
147 | 
148 |   Serial1.println("AT+CMGF=1");
149 | 
150 |   delay(500);
151 | 
152 |   Serial1.print("AT+CMGS=");
153 | 
154 |   Serial1.print('"');
155 | 
156 |   Serial1.print("+919025989480");    // number
157 | 
158 |   Serial1.print('"');
159 | 
160 |   Serial1.println();
161 | 
162 |   delay(500);
163 | 
164 |   Serial1.println(msg);
165 | 
166 |   delay(500);
167 | 
168 |   Serial1.write(26);
169 | 
170 |   delay(1000);
171 | 
172 |   lcd.clear();
173 | 
174 |   lcd.print("SMS Sent");
175 | 
176 |   delay(1000);
177 | 
178 |   lcd.begin(16,2);
179 | 
180 | }
181 | 
182 | 
183 | void gsmInit()
184 | 
185 | {
186 | 
187 |   lcd.clear();
188 | 
189 |   lcd.print("Finding Module..");
190 | 
191 |   boolean at_flag=1;
192 | 
193 |   while(at_flag)
194 | 
195 |   {
196 | 
197 |     Serial1.println("AT");
198 | 
199 |     while(Serial1.available()>0)
200 | 
201 |     {
202 | 
203 |       if(Serial1.find("OK"))
204 | 
205 |       at_flag=0;
206 | 
207 |     }
208 | 
209 |     delay(1000);
210 | 
211 |   }
212 | 
213 |   Serial1.println("ATE0");
214 | 
215 |   lcd.clear();
216 | 
217 |   lcd.print("Finding Network..");
218 | 
219 |   boolean net_flag=1;
220 | 
221 |   while(net_flag)
222 | 
223 |   {
224 | 
225 |     Serial1.println("AT+CPIN?");
226 | 
227 |     while(Serial1.available()>0)
228 | 
229 |     {
230 | 
231 |       if(Serial1.find("READY"))
232 | 
233 |       net_flag=0;
234 | 
235 |       break;
236 | 
237 |     }
238 | 
239 |     delay(1000);
240 | 
241 |   }
242 | 
243 |    Serial1.println("AT+CNMI=2,2,0,0,0");
244 | 
245 |    delay(1000);
246 | 
247 |    Serial1.println("AT+CMGF=1");
248 | 
249 |    delay(1000);
250 | 
251 |    Serial1.println("AT+CSMP=17,167,0,0");
252 | 
253 |    lcd.clear();
254 | 
255 |    Serial1.flush();
256 | 
257 | }


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