Home Automation Using Arduino and Bluetooth Control

1
2
3float x,y;             //TEMP
4#define trigPin 12     //ULTRA
5#define  echoPin 10
6int ledPin= 13;  
7int duration, distance; //ULTRA
8 
9#include<Servo.h>     //servo   
10Servo my;              //servo
11
12char val;                     //bluetooth
13
14void  setup() {
15 Serial.begin(9600); 
16 pinMode(2,INPUT); //IR  GATE FIRST
17 pinMode(3,INPUT);
18  my.attach(11);     //servo   
19 
20 pinMode(4, OUTPUT);    //IR GATE FIRST
21  
22 
23 pinMode(7,OUTPUT);              //TEM
24 pinMode(8,INPUT);            //pir  1
25 pinMode(9,OUTPUT);           //LED 1
26 // pinMode(10,INPUT);          //pir  2
27  //pinMode(11,OUTPUT);             //LED2
28 pinMode(trigPin, OUTPUT); //12  PIN  ULTRA
29 pinMode(echoPin, INPUT);  //10 PIN ULTRA
30 pinMode(ledPin, OUTPUT);  //13 PIN  ULTRA
31                                        
32
33
34   pinMode(3,OUTPUT);             //bluetooth
35}
36
37
38
39void loop() {
40 x=analogRead(0);                 //TEMP
41  y=((x/1024)*5)*100;
42  Serial.println(y);
43  delay(500);
44  
45  if(y>44)
46  {
47  digitalWrite(7,1);
48  }
49  else
50  {
51  digitalWrite(7,0);
52  delay(500);
53  }
54                                   //TEMP
55  
56
57if(digitalRead(8)==HIGH)                  //pir
58 {
59  digitalWrite(9,HIGH);
60  }
61 else
62{ digitalWrite(9,LOW);}
63  
64  
65 
66 
67  digitalWrite(trigPin, HIGH);           //ULTRA
68   delayMicroseconds(10);
69   digitalWrite(trigPin, LOW);
70   duration = pulseIn(echoPin, HIGH);
71   distance  = (duration/2) / 29.1;
72
73  if (distance >= 10 || distance <= 0) 
74  {
75  // Serial.println("no object detected");
76 
77 
78   digitalWrite(ledPin,LOW);
79   }
80  else 
81  {
82  Serial.println("object detected \
83");
84 Serial.print("distance=  ");
85             
86  Serial.print(distance);       
87   digitalWrite(ledPin,HIGH);
88  }                                              //ULTRA
89if(digitalRead(2)==HIGH)        //gate first        
90 {
91  my.write(0);          //servo
92  
93  
94  }
95 else
96 {
97  my.write(90);             //servo
98 }
99
100 analogRead(5);             //ldr
101  float a = analogRead(5);   
102 Serial.println(a);
103  
104
105   if (a <=200) {
106
107    digitalWrite(4,1);               
108   Serial.println("LDR  is DARK, LED is ON");
109    
110  
111   }
112  else {
113
114    digitalWrite(4,0);         
115    Serial.println("-----");
116    
117    
118  }                                        //ldr
119
120  
121
122if (Serial.available())                                       //bluetooth
123{
124  val = Serial.read();
125  Serial.println(val);
126
127  
128  if(val == 'TV')
129  digitalWrite(3,HIGH);
130  
131  else if(val == 'tv')
132  digitalWrite(3,LOW);
133
134  }                                                           //bluetooth
135
136
137}
138

1
2
3float x,y;             //TEMP
4#define trigPin 12     //ULTRA
5#define
6  echoPin 10
7int ledPin= 13;  
8int duration, distance; //ULTRA
9 
10#include<Servo.h>
11     //servo   
12Servo my;              //servo
13
14char val;                     //bluetooth
15
16void
17  setup() {
18 Serial.begin(9600); 
19 pinMode(2,INPUT); //IR  GATE FIRST
20 pinMode(3,INPUT);
21
22  my.attach(11);     //servo   
23 
24 pinMode(4, OUTPUT);    //IR GATE FIRST
25
26  
27 
28 pinMode(7,OUTPUT);              //TEM
29 pinMode(8,INPUT);            //pir
30  1
31 pinMode(9,OUTPUT);           //LED 1
32 // pinMode(10,INPUT);          //pir
33  2
34  //pinMode(11,OUTPUT);             //LED2
35 pinMode(trigPin, OUTPUT); //12
36  PIN  ULTRA
37 pinMode(echoPin, INPUT);  //10 PIN ULTRA
38 pinMode(ledPin, OUTPUT);
39  //13 PIN  ULTRA
40                                        
41
42
43   pinMode(3,OUTPUT);
44             //bluetooth
45}
46
47
48
49void loop() {
50 x=analogRead(0);
51                 //TEMP
52  y=((x/1024)*5)*100;
53  Serial.println(y);
54  delay(500);
55
56  
57  if(y>44)
58  {
59  digitalWrite(7,1);
60  }
61  else
62  {
63  digitalWrite(7,0);
64
65  delay(500);
66  }
67                                   //TEMP
68  
69
70if(digitalRead(8)==HIGH)
71                  //pir
72 {
73  digitalWrite(9,HIGH);
74  }
75 else
76{ digitalWrite(9,LOW);}
77
78  
79  
80 
81 
82  digitalWrite(trigPin, HIGH);           //ULTRA
83   delayMicroseconds(10);
84
85   digitalWrite(trigPin, LOW);
86   duration = pulseIn(echoPin, HIGH);
87   distance
88  = (duration/2) / 29.1;
89
90  if (distance >= 10 || distance <= 0) 
91  {
92
93  // Serial.println("no object detected");
94 
95 
96   digitalWrite(ledPin,LOW);
97
98   }
99  else 
100  {
101  Serial.println("object detected \
102");
103 Serial.print("distance=
104  ");
105             
106  Serial.print(distance);       
107   digitalWrite(ledPin,HIGH);
108
109  }                                              //ULTRA
110if(digitalRead(2)==HIGH)
111        //gate first        
112 {
113  my.write(0);          //servo
114  
115
116  
117  }
118 else
119 {
120  my.write(90);             //servo
121 }
122
123 analogRead(5);
124             //ldr
125  float a = analogRead(5);   
126 Serial.println(a);
127  
128
129
130   if (a <=200) {
131
132    digitalWrite(4,1);               
133   Serial.println("LDR
134  is DARK, LED is ON");
135    
136  
137   }
138  else {
139
140    digitalWrite(4,0);
141         
142    Serial.println("-----");
143    
144    
145  }                                        //ldr
146
147
148  
149
150if (Serial.available())                                       //bluetooth
151{
152
153  val = Serial.read();
154  Serial.println(val);
155
156  
157  if(val == 'TV')
158
159  digitalWrite(3,HIGH);
160  
161  else if(val == 'tv')
162  digitalWrite(3,LOW);
163
164
165  }                                                           //bluetooth
166
167
168}
169