#include <SoftwareSerial.h>

SoftwareSerial BT(7,8); //RX,TX

char getstr = ' ' ;

int pwmA = 6 ;
int in1A = 5 ;
int in2A = 4 ;
int motorSpeed = 200 ;

int dt = 100;

void setup()
{
  pinMode(pwmA,OUTPUT);
  pinMode(in1A,OUTPUT);
  pinMode(in2A,OUTPUT);
  Serial.begin(9600);
  BT.begin(9600);
}
  void forward()
  {
    digitalWrite(in1A, HIGH);
    digitalWrite(in2A, LOW);
    Serial.println("Forward");
  }

  void backward()
  {
    digitalWrite(in1A, LOW);
    digitalWrite(in2A, HIGH);
    Serial.println("Backward");

  }

void loop()
{
  if(BT.available())
  {
    char getstr = BT.read();
    Serial.println(BT.read());
  }

  if(getstr == 'a')
  {
    forward();
  }

    if(getstr == 'b')
  {
    backward();
  }

   /*if(getstr == 'w')
  {
    digitalWrite(in1A, LOW);
    digitalWrite(in2A, LOW);
  }*/

  analogWrite (pwmA,motorSpeed);


}