Home Automation

1//www.youtube.com/Electronics is Fun//
2//MOHD SOHAIL//
3
4#include<LiquidCrystal.h>
5
6const  int rs = 2, en = 3, d4 = 4, d5 = 5, d6 = 6, d7 = 7;
7
8LiquidCrystal lcd(rs,  en, d4, d5, d6, d7);
9
10char data = 0;
11
12int lamp = 8;
13int tv = 9;
14int  fan = 10;
15int ac = 11;
16
17
18
19void setup() {
20
21 lcd.begin(16,2);
22  Serial.begin(9600);
23
24 pinMode(lamp, OUTPUT);
25 pinMode(tv, OUTPUT);
26  pinMode(fan, OUTPUT);
27 pinMode(ac, OUTPUT);
28
29  lcd.setCursor(0,0);
30  lcd.print("HOME AUTOMATION");
31 lcd.setCursor(0,1);
32 lcd.print("     SOHAIL     ");
33 delay(10000);
34 lcd.clear();
35
36}
37
38void loop() {
39 
40if  (Serial.available()>0)
41{
42  data=Serial.read();
43  Serial.print(data);
44  Serial.print("\
45");
46
47  if (data=='a')
48  {
49 digitalWrite(lamp, LOW);   // LAMP will on as relay is low level trigger
50 lcd.setCursor(0,0);
51 lcd.print("LAMP  ON   TV OFF");
52 lcd.setCursor(0,1);
53 lcd.print("FAN OFF   AC OFF");
54  }
55
56 else if (data=='b')
57 {
58 digitalWrite(lamp, HIGH);   // LAMP will  off as relay is low level trigger
59 lcd.setCursor(0,0);
60 lcd.print("LAMP OFF  TV OFF");
61 lcd.setCursor(0,1);
62 lcd.print("FAN OFF   AC OFF");
63 }
64
65
66  if (data=='c')
67 {
68 digitalWrite(tv, LOW);    // TV will on as relay is low  level trigger
69 lcd.setCursor(0,0);
70 lcd.print("LAMP OFF   TV ON");
71 lcd.setCursor(0,1);
72  lcd.print("FAN OFF   AC OFF");
73 }
74
75 else if (data=='d')
76 {
77 digitalWrite(tv,  HIGH);   // TV will off as relay is low level trigger
78 lcd.setCursor(0,0);
79  lcd.print("LAMP OFF  TV OFF");
80 lcd.setCursor(0,1);
81 lcd.print("FAN OFF   AC OFF");
82 }
83
84
85 if (data=='e')
86 {
87 digitalWrite(fan, LOW);      // FAN will on as relay is low level trigger
88 lcd.setCursor(0,0);
89 lcd.print("LAMP  OFF  TV OFF");
90 lcd.setCursor(0,1);
91 lcd.print("FAN ON    AC OFF");
92  }
93
94 else if (data=='f')
95 {
96 digitalWrite(fan, HIGH);   // FAN will off  as relay is low level trigger
97 lcd.setCursor(0,0);
98 lcd.print("LAMP OFF  TV  OFF");
99 lcd.setCursor(0,1);
100 lcd.print("FAN OFF   AC OFF");
101 }
102
103
104  if (data=='g')
105 {
106 digitalWrite(ac, LOW);    // AC will on as relay is low  level trigger
107 lcd.setCursor(0,0);
108 lcd.print("LAMP OFF  TV OFF");
109 lcd.setCursor(0,1);
110  lcd.print("FAN OFF    AC ON");
111 }
112
113 else if (data=='h')
114 {
115 digitalWrite(ac,  HIGH);      // AC will off as relay is low level trigger
116 lcd.setCursor(0,0);
117  lcd.print("LAMP OFF  TV OFF");
118 lcd.setCursor(0,1);
119 lcd.print("FAN OFF   AC OFF");
120 }
121
122}
123}
124