Bluetooth Controlled RGB Light

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             CODE 

#include <SoftwareSerial.h>

SoftwareSerial BLU(0,1);

#define redPin 3 

#define greenPin 6

#define bluePin 5

void setup()

{

  //Serial setup

  Serial.begin(9600);

  Serial.println("-= HC-05 Bluetooth RGB LED =-");

  BLU.begin(9600);

  BLU.println("-= HC-05 Bluetooth RGB LED =-");

 

  pinMode(redPin, OUTPUT);

  pinMode(greenPin, OUTPUT);

  pinMode(bluePin, OUTPUT);

  setColor(255, 0, 0);

  delay(500);

  setColor(0, 255, 0);

  delay(500);

  setColor(0, 0, 255);

  delay(500);

  setColor(255, 255, 255);

}

void loop()

{

  while (BLU.available() > 0)

  {

    int redInt = BLU.parseInt();

    int greenInt = BLU.parseInt();

    int blueInt = BLU.parseInt();

    redInt = constrain(redInt, 0, 255);

    greenInt = constrain(greenInt, 0, 255);

    blueInt = constrain(blueInt, 0, 255);

    if (BLU.available() > 0)

    {

      setColor(redInt, greenInt, blueInt);

      Serial.print("Red: ");

      Serial.print(redInt);

      Serial.print(" Green: ");

      Serial.print(greenInt);

      Serial.print(" Blue: ");

      Serial.print(blueInt);

      Serial.println();

      BLU.flush();

    }

  }

}

void setColor(int red, int green, int blue)

{

  analogWrite(redPin, red);

  analogWrite(greenPin, green);

  analogWrite(bluePin, blue);

}