smak7

## Arduino code

//  Variables
int pulsePin = 3;                 // Pulse Sensor purple wire connected to analog pin 0
int blinkPin = 13;                // pin to blink led at each beat
int fadePin = 5;                  // pin to do fancy classy fading blink at each beat
int fadeRate = 0;                 // used to fade LED on with PWM on fadePin

// Volatile Variables, used in the interrupt service routine!
volatile int BPM;                   // int that holds raw Analog in 0. updated every 2mS
volatile int Signal;                // holds the incoming raw data

	// Variables
	int pulsePin = 3; // Pulse Sensor purple wire connected to analog pin 0
	int blinkPin = 13; // pin to blink led at each beat
	int fadePin = 5; // pin to do fancy classy fading blink at each beat
	int fadeRate = 0; // used to fade LED on with PWM on fadePin

	// Volatile Variables, used in the interrupt service routine!
	volatile int BPM; // int that holds raw Analog in 0. updated every 2mS
	volatile int Signal; // holds the incoming raw data