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bluetooth

a guest Feb 15th, 2020 76 Never
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  1. #define speedofcar 150 //the speed of the motors
  2.  
  3. #define rightspeed 5 //this is the pin beside the in1 //must be connected to digital pin with the sine wave
  4. #define leftspeed 10 //this is the pin beside the in4 //don't need to be written in the void setup
  5.  
  6. #define in1 6
  7. #define in2 7
  8. #define in3 8
  9. #define in4 9
  10.  
  11. void setup()
  12. {
  13.   Serial.begin(9600);
  14.   for (int i = 6; i <= 9; i++)
  15.   {
  16.     pinMode(i, OUTPUT);
  17.   }
  18. }
  19.  
  20.  
  21. void forward();
  22. {
  23.   digitalWrite(in1,); //according to the battery and motor test
  24.   digitalWrite(in1,);
  25.   digitalWrite(in1,);
  26.   digitalWrite(in1,);
  27.   analogWrite(leftspeed, speedofcar);
  28.   analogWrite(rightspeed, speedofcar);
  29. }
  30.  
  31. void backward();
  32. {
  33.   digitalWrite(in1,); //according to the battery and motor test
  34.   digitalWrite(in1,);
  35.   digitalWrite(in1,);
  36.   digitalWrite(in1,);
  37.   analogWrite(leftspeed, speedofcar);
  38.   analogWrite(rightspeed, speedofcar);
  39. }
  40.  
  41. void right();
  42. {
  43.   digitalWrite(in1,); //according to the battery and motor test
  44.   digitalWrite(in1,);
  45.   digitalWrite(in1,);
  46.   digitalWrite(in1,);
  47.   analogWrite(leftspeed, speedofcar);
  48.   analogWrite(rightspeed, speedofcar);
  49. }
  50.  
  51. void left();
  52. {
  53.   digitalWrite(in1,); //according to the battery and motor test
  54.   digitalWrite(in1,);
  55.   digitalWrite(in1,);
  56.   digitalWrite(in1,);
  57.   analogWrite(leftspeed, speedofcar);
  58.   analogWrite(rightspeed, speedofcar);
  59. }
  60.  
  61. void stopp();
  62. {
  63.   digitalWrite(in1, 0); //according to the battery and motor test
  64.   digitalWrite(in1, 0);
  65.   digitalWrite(in1, 0);
  66.   digitalWrite(in1, 0);
  67.   analogWrite(leftspeed, speedofcar);
  68.   analogWrite(rightspeed, speedofcar);
  69. }
  70.  
  71.  
  72.  
  73. void loop() //bluetooth code
  74. {
  75.   if (Serial.available() > 0)
  76.   {
  77.     char x = Serial.read();
  78.     switch (x)
  79.     {
  80.       case 'F': forward(); break;
  81.       case 'B': backward(); break;
  82.       case 'R': right(); break;
  83.       case 'L': left(); break;
  84.       case 'S': stopp(); break;
  85.  
  86.     }
  87.   }
  88. }
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