Bluetooth Arduino Carro Robot APK

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Arduino control via Bluetooth for four main movements. It can serve cranes, trucks, arms and more.

Data sent from the APP

Arrow N "Norte" = 'n'
Arrow S "South" = 's'

Arrow O "West" = "or"
Arrow E "This" = 'e'

Arrow P "Stop" = 'p'

Button Green "Power" = 'h'
Pin Red "Off" = 'l'

HOME // CODE
Chest int = 4; // define chest like (echo) for ultrasound
Ptrig int = 5; // define Ptrig as (TRIG) for Ultrasound
int LaIzAn = 6; // Turn Left Side Counterclockwise
int Laizhou = 7; // Giro Hours Left Side
int LaDeHo = 8; // Right Side Giro Hours
int twist sections = 9; // Turn Right Side Counterclockwise

Mov int = 255; // movement motor (0-255)
int status = 'l'; // starts arrested

int length, distance; // To Calculate distacia

void setup () {
  Serial.begin (9600); // start the serial port for communication with Bluetooth
  pinMode (LaDeHo, OUTPUT);
  pinMode (twist sections, OUTPUT);
  pinMode (Laizhou, OUTPUT);
  pinMode (LaIzAn, OUTPUT);
 
  pinMode (Chest, INPUT); // I defined as input pin 4 (echo)
  pinMode (Ptrig, OUTPUT); // define output pin 5 (trig)
}

void loop () {

  if (Serial.available ()> 0) {// reads and stores the bluetooth state
    Serial.read state = ();
  }
  if (state == 'n') {// Move Forward "North"
    analogWrite (twist sections, 0);
    analogWrite (LaIzAn, 0);
    analogWrite (LaDeHo, Mov);
    analogWrite (Laizhou, Mov);
  }
    if (state == 's') {// Move backwards "Sur"
    analogWrite (twist sections, Mov);
    analogWrite (LaIzAn, Mov);
    analogWrite (LaDeHo, 0);
    analogWrite (Laizhou, 0);
  }
  
    if (status == 'o') {// Move LadDerecha "West"
    analogWrite (twist sections, 0);
    analogWrite (LaIzAn, 0);
    analogWrite (Laizhou, 0)
    analogWrite (LaDeHo, Mov);}
    
 
  if (status == 'e') {// Move LadIzquierdo "This"
    analogWrite (twist sections, 0);
    analogWrite (LaIzAn, 0);
    analogWrite (Laizhou, Mov);
    analogWrite (LaDeHo, 0);

  }
 
  if (status == 'p') {// stop; Stops engines
    analogWrite (twist sections, 0);
    analogWrite (LaIzAn, 0);
    analogWrite (LaDeHo, 0);
    analogWrite (Laizhou, 0);
  
  }



 
  if (status == 'h') {// Button Green automatic mode Ultrasound sensor
 
     digitalWrite (Ptrig, HIGH); // generates the trigger pulse for 10us
     delay (0.01);
     digitalWrite (Ptrig, LOW);
   
     duration = pulseIn (Chest, HIGH); // Read the Echo time
     distance = (length / 2) / 29; // calculates the distance in feet
     delay (10);
   
     if (distance <= 15 && distance> = 2) {// if the distance is less than 15cm
      
        analogWrite (twist sections, 0); // Stop the engine by 1/4 second
        analogWrite (LaIzAn, 0);
        analogWrite (LaDeHo, 0);
        analogWrite (Laizhou, 0);
        delay (250);
      
        analogWrite (LaDeHo, 0);
        analogWrite (Laizhou, 0);
        analogWrite (twist sections, Mov); // for 1/2 second Reverse
        analogWrite (LaIzAn, Mov);
        delay (500);
      
        analogWrite (twist sections, 0); // Turn for 1 second
        analogWrite (LaIzAn, 0);
        analogWrite (LaDeHo, 0);
        analogWrite (Laizhou, Mov);
        delay (1000);
      
     }
     else {// If no obstacle is moved forward
         analogWrite (twist sections, 0);
         analogWrite (LaIzAn, 0);
         analogWrite (LaDeHo, Mov);
         analogWrite (Laizhou, Mov);
     }
  }
  if (status == 'l') {// Button OFF, engine stops.
     analogWrite (twist sections, 0);
     analogWrite (LaIzAn, 0);
     analogWrite (LaDeHo, 0);
     analogWrite (Laizhou, 0);
  }
}
// END CODE
More Manuals http://manual.netandino.net

Full details carriage
https://netandino.blogspot.com/2015/02/armar-carro-robot-controlado-por.html