IR Remote Control Car

1#include <IRremote.h>
2
3char command;
4int receiver_pin = 4;   //Connect  the output pin of IR receiver at pin 4
5int vcc = 5;            //VCC for IR sensor
6int  gnd = 6;            //GND for IR sensor
7
8int statusled = 13;
9
10IRrecv  irrecv(receiver_pin);
11
12decode_results results;
13
14
15// connect motor  controller pins to Arduino digital pins
16// motor A
17int enA = 8;
18int in1  = 12;
19int in2 = 11;
20// motor B
21int enB = 7;
22int in3 = 10;
23int in4  = 9;
24
25
26void setup()
27
28{
29Serial.begin(9600);
30
31irrecv.enableIRIn();
32
33pinMode(statusled,OUTPUT);
34
35digitalWrite(statusled,LOW);
36
37//  set all the motor control pins to outputs
38  pinMode(enA, OUTPUT);
39  pinMode(enB,  OUTPUT);
40  pinMode(in1, OUTPUT);
41  pinMode(in2, OUTPUT);
42  pinMode(in3,  OUTPUT);
43  pinMode(in4, OUTPUT);
44  pinMode(vcc, OUTPUT);
45  pinMode(gnd,  OUTPUT);
46  
47// Initializing vcc pin high
48  digitalWrite(vcc, HIGH);
49
50
51
52}
53
54void  loop() {
55
56if (irrecv.decode(&results)) {
57
58digitalWrite(statusled,LOW);
59
60irrecv.resume();
61
62if  (results.value == 0xFF18E7){ // type button 2 forward robot control
63
64 // this  function will run the motors in both directions at a fixed speed
65 Serial.println("Button  2");
66  // turn on motor A
67  digitalWrite(in1, HIGH);
68  digitalWrite(in2,  LOW);
69  // set speed to 200 out of possible range 0~255
70  analogWrite(enA,  100);
71  // turn on motor B
72  digitalWrite(in3, HIGH);
73  digitalWrite(in4,  LOW);
74  // set speed to 200 out of possible range 0~255
75  analogWrite(enB,  100);
76
77
78
79}else if(results.value == 0xFF10EF){ // type button 4 turn  left robot control 
80
81 // this function will run motor A in forward directions  motor B stop
82  Serial.println("Button 4");
83  // turn on motor A
84  digitalWrite(in1,  HIGH);
85  digitalWrite(in2, LOW);
86  // set speed to 200 out of possible range  0~255
87  analogWrite(enA, 100);
88  // turn on motor B
89  digitalWrite(in3,  LOW);
90  digitalWrite(in4, LOW);
91  // set speed to 200 out of possible range  0~255
92  analogWrite(enB, 100);
93  
94
95}else if(results.value == 0xFF30CF){  // type button 1 rotate left robot control 
96
97 // this function will run motor  A in forward directions  motor B in backward directions
98  Serial.println("Button  Turn Right");
99  // turn on motor A
100  digitalWrite(in1, HIGH);
101  digitalWrite(in2,  LOW);
102  // set speed to 200 out of possible range 0~255
103  analogWrite(enA,  100);
104  // turn on motor B
105  digitalWrite(in3, LOW);
106  digitalWrite(in4,  HIGH);
107  // set speed to 200 out of possible range 0~255
108  analogWrite(enB,  100);
109  
110
111}else if(results.value == 0xFF5AA5){ // type button 6 turn right  robot control 
112
113// this function will  stop motor A  run motor B in forward  directions 
114 Serial.println("Button Turn Left");
115  // turn on motor A
116  digitalWrite(in1, LOW);
117  digitalWrite(in2, LOW);
118  // set speed to 200  out of possible range 0~255
119  analogWrite(enA, 100);
120  // turn on motor B
121  digitalWrite(in3, HIGH);
122  digitalWrite(in4, LOW);
123  // set speed to 200  out of possible range 0~255
124  analogWrite(enB, 100);
125
126}else if(results.value  == 0xFF7A85){ // type button 3 rotate right robot control 
127
128// this function  will run motor A  in backward directions  motor B in forward directions 
129  //  turn on motor A
130  digitalWrite(in1, LOW);
131  digitalWrite(in2, HIGH);
132  //  set speed to 200 out of possible range 0~255
133  analogWrite(enA, 100);
134  //  turn on motor B
135  digitalWrite(in3, HIGH);
136  digitalWrite(in4, LOW);
137  //  set speed to 200 out of possible range 0~255
138  analogWrite(enB, 100);
139
140}  else if(results.value == 0xFF4AB5){ // type button 8 backward robot control
141
142//  this function will run motor A and motor B in backward directions 
143  // turn  on motor A
144  digitalWrite(in1, LOW);
145  digitalWrite(in2, HIGH);
146  // set  speed to 200 out of possible range 0~255
147  analogWrite(enA, 100);
148  // turn  on motor B
149  digitalWrite(in3, LOW);
150  digitalWrite(in4, HIGH);
151  // set  speed to 200 out of possible range 0~255
152  analogWrite(enB, 100);
153
154
155
156}else  if(results.value == 0xFF38C7){ // type button 5 stop robot control 
157
158
159//  this function will stop both motor A and motor B 
160  // turn on motor A
161  digitalWrite(in1,  LOW);
162  digitalWrite(in2, LOW);
163  // set speed to 200 out of possible range  0~255
164  analogWrite(enA, 100);
165  // turn on motor B
166  digitalWrite(in3,  LOW);
167  digitalWrite(in4, LOW);
168  // set speed to 200 out of possible range  0~255
169  analogWrite(enB, 100);
170  
171
172
173}
174
175}
176
177}
178