Home Appliance Control Using Android Phone

We use Bluetooth communication between Android phone and a receiver (control unit) that is connected to the appliances.

Sep 22, 2018

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arduino microcontroller

Project description

Code

code For Home Appliance Control using Android Phone

c_cpp

1int led1 = 2;
2int led2 = 3;
3int led3 = 4;
4int led4 = 5;
5int   led5 = 6;
6int led6 = 7;
7int led7 = 8;
8int led8 = 9;
9int state;
10int   flag=0;       
11void setup()
12{
13    pinMode(led1, OUTPUT);
14    pinMode(led2,   OUTPUT);
15    pinMode(led3, OUTPUT);
16    pinMode(led4, OUTPUT);
17    pinMode(led5,   OUTPUT);
18    pinMode(led6, OUTPUT);
19    pinMode(led7, OUTPUT);
20    pinMode(led8,   OUTPUT);
21Serial.begin(9600);
22}
23void loop() {
24    if(Serial.available()   > 0)
25    {    
26      state = Serial.read();  
27      flag=0;
28    }  
29     if (state == '1')
30    {
31       digitalWrite(led1, HIGH);
32       if(flag   == 0){
33        Serial.println("Appliance 1 is ON");
34          flag=1;
35         }
36    }
37  
38   else if (state == '2')
39    {
40        digitalWrite(led2,   HIGH);
41        if(flag == 0){
42        Serial.println("Appliance 2 is ON");
43         flag=1;
44        }
45    }
46    else if (state == '3')
47    {
48         digitalWrite(led3, HIGH);
49        if(flag == 0){
50        Serial.println("Appliance   3 is ON");
51        flag=1;
52        }
53    }
54    else if (state == '4')
55     {
56        digitalWrite(led4, HIGH);
57        if(flag == 0){
58        Serial.println("Appliance   4 is ON");
59        flag=1;
60        }
61    }
62    else if (state == '5')
63     {
64       digitalWrite(led5, HIGH);
65        if(flag == 0){
66          Serial.println("Appliance   5 is ON");
67          flag=1;
68        }
69    }
70  
71   else if (state   == '6')
72    {
73
74        digitalWrite(led6, HIGH);
75        if(flag ==   0){
76          Serial.println("Appliance 6 is ON");
77          flag=1;
78         }
79    }
80    else if (state == '7')
81    {
82        digitalWrite(led7,   HIGH);
83        if(flag == 0){
84         Serial.println("Appliance 7 is ON");
85           flag=1;
86        }
87    }
88    else if (state == '8')
89    {
90         digitalWrite(led8, HIGH);
91        if(flag == 0){
92        Serial.println("Appliance   8 is ON");
93         flag=1;
94        }
95    }
96    else if (state == 'a')
97     {
98        digitalWrite(led1, LOW);
99        if(flag == 0){
100         Serial.println("Appliance   1 is OFF");
101         flag=1;
102        }
103    }
104    else if (state ==   'b')
105    {
106        digitalWrite(led2, LOW);
107        if(flag == 0){
108           Serial.println("Appliance 2 is OFF");
109          flag=1;
110        }
111     }
112   else if (state == 'c')
113    {
114        digitalWrite(led3, LOW);
115         if(flag == 0){
116          Serial.println("Appliance 3 is OFF");
117           flag=1;
118        }
119    }
120  else if (state == 'd')
121    {
122        digitalWrite(led4, LOW);
123        if(flag == 0){
124          Serial.println("Appliance   4 is OFF");
125          flag=1;
126        }
127    }
128   else if (state ==   'e')
129    {
130         digitalWrite(led5, LOW);
131        if(flag == 0){
132           Serial.println("Appliance 5 is OFF");
133          flag=1;
134        }
135     }
136    else if (state == 'f')
137    {
138         digitalWrite(led6, LOW);
139         if(flag == 0){
140          Serial.println("Appliance 6 is OFF");
141           flag=1;
142
143        }
144    }
145    else if (state == 'g')
146    {
147          digitalWrite(led7, LOW);
148        if(flag == 0){
149          Serial.println("Appliance   7 is OFF");
150          flag=1;
151        }
152    }
153    else if (state ==   'h')
154   {
155         digitalWrite(led8, LOW);
156        if(flag == 0){
157           Serial.println("Appliance 8 is OFF");
158          flag=1;
159        }
160     }
161}
162

int led1 = 2;
int led2 = 3;
int led3 = 4;
int led4 = 5;
int   led5 = 6;
int led6 = 7;
int led7 = 8;
int led8 = 9;
int state;
int   flag=0;       
void setup()
{
    pinMode(led1, OUTPUT);
    pinMode(led2,   OUTPUT);
    pinMode(led3, OUTPUT);
    pinMode(led4, OUTPUT);
    pinMode(led5,   OUTPUT);
    pinMode(led6, OUTPUT);
    pinMode(led7, OUTPUT);
    pinMode(led8,   OUTPUT);
Serial.begin(9600);
}
void loop() {
    if(Serial.available()   > 0)
    {    
      state = Serial.read();  
      flag=0;
    }  
     if (state == '1')
    {
       digitalWrite(led1, HIGH);
       if(flag   == 0){
        Serial.println("Appliance 1 is ON");
          flag=1;
         }
    }
  
   else if (state == '2')
    {
        digitalWrite(led2,   HIGH);
        if(flag == 0){
        Serial.println("Appliance 2 is ON");
         flag=1;
        }
    }
    else if (state == '3')
    {
         digitalWrite(led3, HIGH);
        if(flag == 0){
        Serial.println("Appliance   3 is ON");
        flag=1;
        }
    }
    else if (state == '4')
     {
        digitalWrite(led4, HIGH);
        if(flag == 0){
        Serial.println("Appliance   4 is ON");
        flag=1;
        }
    }
    else if (state == '5')
     {
       digitalWrite(led5, HIGH);
        if(flag == 0){
          Serial.println("Appliance   5 is ON");
          flag=1;
        }
    }
  
   else if (state   == '6')
    {

        digitalWrite(led6, HIGH);
        if(flag ==   0){
          Serial.println("Appliance 6 is ON");
          flag=1;
         }
    }
    else if (state == '7')
    {
        digitalWrite(led7,   HIGH);
        if(flag == 0){
         Serial.println("Appliance 7 is ON");
           flag=1;
        }
    }
    else if (state == '8')
    {
         digitalWrite(led8, HIGH);
        if(flag == 0){
        Serial.println("Appliance   8 is ON");
         flag=1;
        }
    }
    else if (state == 'a')
     {
        digitalWrite(led1, LOW);
        if(flag == 0){
         Serial.println("Appliance   1 is OFF");
         flag=1;
        }
    }
    else if (state ==   'b')
    {
        digitalWrite(led2, LOW);
        if(flag == 0){
           Serial.println("Appliance 2 is OFF");
          flag=1;
        }
     }
   else if (state == 'c')
    {
        digitalWrite(led3, LOW);
         if(flag == 0){
          Serial.println("Appliance 3 is OFF");
           flag=1;
        }
    }
  else if (state == 'd')
    {
        digitalWrite(led4, LOW);
        if(flag == 0){
          Serial.println("Appliance   4 is OFF");
          flag=1;
        }
    }
   else if (state ==   'e')
    {
         digitalWrite(led5, LOW);
        if(flag == 0){
           Serial.println("Appliance 5 is OFF");
          flag=1;
        }
     }
    else if (state == 'f')
    {
         digitalWrite(led6, LOW);
         if(flag == 0){
          Serial.println("Appliance 6 is OFF");
           flag=1;

        }
    }
    else if (state == 'g')
    {
          digitalWrite(led7, LOW);
        if(flag == 0){
          Serial.println("Appliance   7 is OFF");
          flag=1;
        }
    }
    else if (state ==   'h')
   {
         digitalWrite(led8, LOW);
        if(flag == 0){
           Serial.println("Appliance 8 is OFF");
          flag=1;
        }
     }
}

code For Home Appliance Control using Android Phone

c_cpp

1int led1 = 2;
2int led2 = 3;
3int led3 = 4;
4int led4 = 5;
5int  led5 = 6;
6int led6 = 7;
7int led7 = 8;
8int led8 = 9;
9int state;
10int  flag=0;       
11void setup()
12{
13    pinMode(led1, OUTPUT);
14    pinMode(led2,  OUTPUT);
15    pinMode(led3, OUTPUT);
16    pinMode(led4, OUTPUT);
17    pinMode(led5,  OUTPUT);
18    pinMode(led6, OUTPUT);
19    pinMode(led7, OUTPUT);
20    pinMode(led8,  OUTPUT);
21Serial.begin(9600);
22}
23void loop() {
24    if(Serial.available()  > 0)
25    {    
26      state = Serial.read();  
27      flag=0;
28    }  
29    if (state == '1')
30    {
31       digitalWrite(led1, HIGH);
32       if(flag  == 0){
33        Serial.println("Appliance 1 is ON");
34          flag=1;
35        }
36    }
37  
38   else if (state == '2')
39    {
40        digitalWrite(led2,  HIGH);
41        if(flag == 0){
42        Serial.println("Appliance 2 is ON");
43        flag=1;
44        }
45    }
46    else if (state == '3')
47    {
48        digitalWrite(led3, HIGH);
49        if(flag == 0){
50        Serial.println("Appliance  3 is ON");
51        flag=1;
52        }
53    }
54    else if (state == '4')
55    {
56        digitalWrite(led4, HIGH);
57        if(flag == 0){
58        Serial.println("Appliance  4 is ON");
59        flag=1;
60        }
61    }
62    else if (state == '5')
63    {
64       digitalWrite(led5, HIGH);
65        if(flag == 0){
66          Serial.println("Appliance  5 is ON");
67          flag=1;
68        }
69    }
70  
71   else if (state  == '6')
72    {
73
74        digitalWrite(led6, HIGH);
75        if(flag ==  0){
76          Serial.println("Appliance 6 is ON");
77          flag=1;
78        }
79    }
80    else if (state == '7')
81    {
82        digitalWrite(led7,  HIGH);
83        if(flag == 0){
84         Serial.println("Appliance 7 is ON");
85          flag=1;
86        }
87    }
88    else if (state == '8')
89    {
90        digitalWrite(led8, HIGH);
91        if(flag == 0){
92        Serial.println("Appliance  8 is ON");
93         flag=1;
94        }
95    }
96    else if (state == 'a')
97    {
98        digitalWrite(led1, LOW);
99        if(flag == 0){
100         Serial.println("Appliance  1 is OFF");
101         flag=1;
102        }
103    }
104    else if (state ==  'b')
105    {
106        digitalWrite(led2, LOW);
107        if(flag == 0){
108          Serial.println("Appliance 2 is OFF");
109          flag=1;
110        }
111    }
112   else if (state == 'c')
113    {
114        digitalWrite(led3, LOW);
115        if(flag == 0){
116          Serial.println("Appliance 3 is OFF");
117          flag=1;
118        }
119    }
120  else if (state == 'd')
121    {
122       digitalWrite(led4, LOW);
123        if(flag == 0){
124          Serial.println("Appliance  4 is OFF");
125          flag=1;
126        }
127    }
128   else if (state ==  'e')
129    {
130         digitalWrite(led5, LOW);
131        if(flag == 0){
132          Serial.println("Appliance 5 is OFF");
133          flag=1;
134        }
135    }
136    else if (state == 'f')
137    {
138         digitalWrite(led6, LOW);
139        if(flag == 0){
140          Serial.println("Appliance 6 is OFF");
141          flag=1;
142
143        }
144    }
145    else if (state == 'g')
146    {
147         digitalWrite(led7, LOW);
148        if(flag == 0){
149          Serial.println("Appliance  7 is OFF");
150          flag=1;
151        }
152    }
153    else if (state ==  'h')
154   {
155         digitalWrite(led8, LOW);
156        if(flag == 0){
157          Serial.println("Appliance 8 is OFF");
158          flag=1;
159        }
160    }
161}
162

int led1 = 2;
int led2 = 3;
int led3 = 4;
int led4 = 5;
int  led5 = 6;
int led6 = 7;
int led7 = 8;
int led8 = 9;
int state;
int  flag=0;       
void setup()
{
    pinMode(led1, OUTPUT);
    pinMode(led2,  OUTPUT);
    pinMode(led3, OUTPUT);
    pinMode(led4, OUTPUT);
    pinMode(led5,  OUTPUT);
    pinMode(led6, OUTPUT);
    pinMode(led7, OUTPUT);
    pinMode(led8,  OUTPUT);
Serial.begin(9600);
}
void loop() {
    if(Serial.available()  > 0)
    {    
      state = Serial.read();  
      flag=0;
    }  
    if (state == '1')
    {
       digitalWrite(led1, HIGH);
       if(flag  == 0){
        Serial.println("Appliance 1 is ON");
          flag=1;
        }
    }
  
   else if (state == '2')
    {
        digitalWrite(led2,  HIGH);
        if(flag == 0){
        Serial.println("Appliance 2 is ON");
        flag=1;
        }
    }
    else if (state == '3')
    {
        digitalWrite(led3, HIGH);
        if(flag == 0){
        Serial.println("Appliance  3 is ON");
        flag=1;
        }
    }
    else if (state == '4')
    {
        digitalWrite(led4, HIGH);
        if(flag == 0){
        Serial.println("Appliance  4 is ON");
        flag=1;
        }
    }
    else if (state == '5')
    {
       digitalWrite(led5, HIGH);
        if(flag == 0){
          Serial.println("Appliance  5 is ON");
          flag=1;
        }
    }
  
   else if (state  == '6')
    {

        digitalWrite(led6, HIGH);
        if(flag ==  0){
          Serial.println("Appliance 6 is ON");
          flag=1;
        }
    }
    else if (state == '7')
    {
        digitalWrite(led7,  HIGH);
        if(flag == 0){
         Serial.println("Appliance 7 is ON");
          flag=1;
        }
    }
    else if (state == '8')
    {
        digitalWrite(led8, HIGH);
        if(flag == 0){
        Serial.println("Appliance  8 is ON");
         flag=1;
        }
    }
    else if (state == 'a')
    {
        digitalWrite(led1, LOW);
        if(flag == 0){
         Serial.println("Appliance  1 is OFF");
         flag=1;
        }
    }
    else if (state ==  'b')
    {
        digitalWrite(led2, LOW);
        if(flag == 0){
          Serial.println("Appliance 2 is OFF");
          flag=1;
        }
    }
   else if (state == 'c')
    {
        digitalWrite(led3, LOW);
        if(flag == 0){
          Serial.println("Appliance 3 is OFF");
          flag=1;
        }
    }
  else if (state == 'd')
    {
       digitalWrite(led4, LOW);
        if(flag == 0){
          Serial.println("Appliance  4 is OFF");
          flag=1;
        }
    }
   else if (state ==  'e')
    {
         digitalWrite(led5, LOW);
        if(flag == 0){
          Serial.println("Appliance 5 is OFF");
          flag=1;
        }
    }
    else if (state == 'f')
    {
         digitalWrite(led6, LOW);
        if(flag == 0){
          Serial.println("Appliance 6 is OFF");
          flag=1;

        }
    }
    else if (state == 'g')
    {
         digitalWrite(led7, LOW);
        if(flag == 0){
          Serial.println("Appliance  7 is OFF");
          flag=1;
        }
    }
    else if (state ==  'h')
   {
         digitalWrite(led8, LOW);
        if(flag == 0){
          Serial.println("Appliance 8 is OFF");
          flag=1;
        }
    }
}

Downloadable files

Home Appliance Control using Android Phone

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