Bluetooth-Controlled Car

1#define LMP  2
2#define LMN  4
3#define RMP  7
4#define RMN  5
5
6
7int   firstSensor = 0;         // first analog sensor
8int secondSensor = 0;    // second   analog sensor
9int thirdSensor = 0;        // digital sensor
10int inByte = 0;                // incoming serial byte
11char BYTE;
12boolean status_unlock;
13boolean   status_bluetooth;
14
15long interval = 1000;           // interval at which to   blink (milliseconds)
16long previousMillis = 0;        // will store last time   LED was update
17int minite,sec;
18
19
20void setup()
21{
22  // start serial   port at 9600 bps:
23  Serial.begin(9600);
24  //pinMode(2, INPUT);   // digital   sensor is on digital pin 2
25  establishContact();    // send a byte to establish   contact until receiver responds 
26  
27  pinMode(LMP, OUTPUT);
28  pinMode(LMN,   OUTPUT);
29  pinMode(RMP, OUTPUT);
30  pinMode(RMN, OUTPUT);
31
32
33  
34   digitalWrite(LMP, LOW);  // switch off MOTOR
35  digitalWrite(LMN, LOW);  //   switch off MOTOR
36  digitalWrite(RMP, LOW);  // switch off MOTOR
37  digitalWrite(RMN,   LOW);  // switch off MOTOR
38    
39
40  status_bluetooth = true;
41  status_unlock   = false;
42  sec = 0;
43}
44
45void loop()
46{
47  if (Serial.available()   > 0)
48  {   
49       
50    inByte = Serial.read();                      //   get incoming byte:  
51
52 if(inByte == 'A')
53    {    
54      digitalWrite(LMP,   HIGH);         
55      digitalWrite(LMN, LOW);
56      digitalWrite(RMP, HIGH);
57       digitalWrite(RMN, LOW);
58            
59      inByte = 0;     
60    }     
61   
62    if(inByte == 'B')
63    {    
64      digitalWrite(LMP, LOW);          
65      digitalWrite(LMN, HIGH);
66      digitalWrite(RMP, LOW);
67       digitalWrite(RMN, HIGH);
68    
69                      
70      inByte   = 0;     
71    }
72        
73    if(inByte == 'D')
74    {    
75       digitalWrite(LMP,   HIGH);         
76      digitalWrite(LMN, LOW);
77      digitalWrite(RMP, LOW);
78       digitalWrite(RMN, LOW);
79          
80      inByte = 0;     
81    }
82     
83   if(inByte == 'C')
84    {    
85      digitalWrite(LMP, LOW);         
86       digitalWrite(LMN, LOW);
87      digitalWrite(RMP, HIGH);
88      digitalWrite(RMN,   LOW);
89    
90      Serial.print('D', BYTE);                  
91      inByte   = 0;     
92    }
93       
94    if(inByte == 'E')
95    {    
96      digitalWrite(LMP,   LOW);         
97      digitalWrite(LMN, LOW);
98      digitalWrite(RMP, LOW);
99       digitalWrite(RMN, LOW);
100    
101     
102      Serial.print('E', BYTE);                    
103      inByte = 0;     
104    }
105    
106  if(inByte ==   'G')
107    {    
108     digitalWrite(LMP, HIGH);         
109      digitalWrite(LMN,   LOW);
110      digitalWrite(RMP, LOW);
111      digitalWrite(RMN, HIGH);
112        
113       inByte = 0;     
114    }
115    
116    if(inByte == 'F'){    
117       digitalWrite(LMP,   LOW);         
118      digitalWrite(LMN, HIGH);
119      digitalWrite(RMP, HIGH);
120       digitalWrite(RMN, LOW);
121     
122      
123      Serial.print('G', BYTE);   
124      inByte = 0;     
125    }
126    
127  
128    
129    if(inByte ==   'S'){    
130      
131      Serial.print('S', BYTE);                  // send a   char
132      status_bluetooth = true;
133      sec = 0;
134          
135    }     
136  } // if(Serial
137  
138  /*
139  unsigned long currentMillis = millis();
140       
141              if(currentMillis - previousMillis > interval) {            
142                 previousMillis = currentMillis;         // save the last time you   blinked the LED 
143                
144                sec++;
145                
146                 if(status_unlock==true){
147                
148                  if(sec==   11){
149                
150                      digitalWrite(LED_PIN1, HIGH);         // switch on LED
151                
152                      delay(800);
153                       digitalWrite(LED_PIN1, LOW);        // switch off LED
154                 
155                      status_unlock = false;                  
156                       sec = 0;
157                  }
158                }
159                else   sec = 0;                
160                
161              }
162  
163 */ 
164     
165} //Loop
166
167void establishContact() {
168  while (Serial.available()   <= 0) {
169    Serial.print('.', BYTE);                   // send a capital A
170     delay(500);
171  }
172}
173
174
175

1#define LMP  2
2#define LMN  4
3#define RMP  7
4#define RMN  5
5
6
7int  firstSensor = 0;         // first analog sensor
8int secondSensor = 0;    // second  analog sensor
9int thirdSensor = 0;        // digital sensor
10int inByte = 0;               // incoming serial byte
11char BYTE;
12boolean status_unlock;
13boolean  status_bluetooth;
14
15long interval = 1000;           // interval at which to  blink (milliseconds)
16long previousMillis = 0;        // will store last time  LED was update
17int minite,sec;
18
19
20void setup()
21{
22  // start serial  port at 9600 bps:
23  Serial.begin(9600);
24  //pinMode(2, INPUT);   // digital  sensor is on digital pin 2
25  establishContact();    // send a byte to establish  contact until receiver responds 
26  
27  pinMode(LMP, OUTPUT);
28  pinMode(LMN,  OUTPUT);
29  pinMode(RMP, OUTPUT);
30  pinMode(RMN, OUTPUT);
31
32
33  
34  digitalWrite(LMP, LOW);  // switch off MOTOR
35  digitalWrite(LMN, LOW);  //  switch off MOTOR
36  digitalWrite(RMP, LOW);  // switch off MOTOR
37  digitalWrite(RMN,  LOW);  // switch off MOTOR
38    
39
40  status_bluetooth = true;
41  status_unlock  = false;
42  sec = 0;
43}
44
45void loop()
46{
47  if (Serial.available()  > 0)
48  {   
49       
50    inByte = Serial.read();                      //  get incoming byte:  
51
52 if(inByte == 'A')
53    {    
54      digitalWrite(LMP,  HIGH);         
55      digitalWrite(LMN, LOW);
56      digitalWrite(RMP, HIGH);
57      digitalWrite(RMN, LOW);
58            
59      inByte = 0;     
60    }    
61   
62    if(inByte == 'B')
63    {    
64      digitalWrite(LMP, LOW);         
65      digitalWrite(LMN, HIGH);
66      digitalWrite(RMP, LOW);
67      digitalWrite(RMN, HIGH);
68    
69                      
70      inByte  = 0;     
71    }
72        
73    if(inByte == 'D')
74    {    
75       digitalWrite(LMP,  HIGH);         
76      digitalWrite(LMN, LOW);
77      digitalWrite(RMP, LOW);
78      digitalWrite(RMN, LOW);
79          
80      inByte = 0;     
81    }
82    
83   if(inByte == 'C')
84    {    
85      digitalWrite(LMP, LOW);         
86      digitalWrite(LMN, LOW);
87      digitalWrite(RMP, HIGH);
88      digitalWrite(RMN,  LOW);
89    
90      Serial.print('D', BYTE);                  
91      inByte  = 0;     
92    }
93       
94    if(inByte == 'E')
95    {    
96      digitalWrite(LMP,  LOW);         
97      digitalWrite(LMN, LOW);
98      digitalWrite(RMP, LOW);
99      digitalWrite(RMN, LOW);
100    
101     
102      Serial.print('E', BYTE);                   
103      inByte = 0;     
104    }
105    
106  if(inByte ==  'G')
107    {    
108     digitalWrite(LMP, HIGH);         
109      digitalWrite(LMN,  LOW);
110      digitalWrite(RMP, LOW);
111      digitalWrite(RMN, HIGH);
112        
113      inByte = 0;     
114    }
115    
116    if(inByte == 'F'){    
117       digitalWrite(LMP,  LOW);         
118      digitalWrite(LMN, HIGH);
119      digitalWrite(RMP, HIGH);
120      digitalWrite(RMN, LOW);
121     
122      
123      Serial.print('G', BYTE);  
124      inByte = 0;     
125    }
126    
127  
128    
129    if(inByte ==  'S'){    
130      
131      Serial.print('S', BYTE);                  // send a  char
132      status_bluetooth = true;
133      sec = 0;
134          
135    }    
136  } // if(Serial
137  
138  /*
139  unsigned long currentMillis = millis();
140      
141              if(currentMillis - previousMillis > interval) {            
142                previousMillis = currentMillis;         // save the last time you  blinked the LED 
143                
144                sec++;
145                
146                if(status_unlock==true){
147                
148                  if(sec==  11){
149                
150                      digitalWrite(LED_PIN1, HIGH);        // switch on LED
151                
152                      delay(800);
153                      digitalWrite(LED_PIN1, LOW);        // switch off LED
154                
155                      status_unlock = false;                  
156                      sec = 0;
157                  }
158                }
159                else  sec = 0;                
160                
161              }
162  
163 */ 
164    
165} //Loop
166
167void establishContact() {
168  while (Serial.available()  <= 0) {
169    Serial.print('.', BYTE);                   // send a capital A
170    delay(500);
171  }
172}
173
174
175