#include <Adafruit_NeoPixel.h>
#define PIN0 6   // input pin Neopixel is attached to
#define PIN1 4
#define PIN2 3
#define NUMPIXELS0      24
#define NUMPIXELS1      60

#include <Wire.h>


Adafruit_NeoPixel pixels0 = Adafruit_NeoPixel(NUMPIXELS0, 6, NEO_GRB + NEO_KHZ800);
Adafruit_NeoPixel pixels1 = Adafruit_NeoPixel(NUMPIXELS1, 4, NEO_GRB + NEO_KHZ800);
Adafruit_NeoPixel pixels2 = Adafruit_NeoPixel(NUMPIXELS1, 3, NEO_GRB + NEO_KHZ800);

#define DS1307_ADDRESS 0x68
uint8_t hours, minutes, seconds;
uint8_t clear = 0x00;



void beginDS1307()
{
  // Read the values ​​(date and time) of the DS1307 module
  Wire.beginTransmission(DS1307_ADDRESS);
  Wire.write(clear);
  Wire.endTransmission();
  Wire.requestFrom(DS1307_ADDRESS, 0x07);

  seconds = bcdToDec(Wire.read());
  minutes = bcdToDec(Wire.read());
  hours = bcdToDec(Wire.read() & 0xff);
  
}

uint8_t decToBcd(uint8_t value)
{
  return ((value / 10 * 16) + (value % 10));
}

uint8_t bcdToDec(uint8_t value)
{
  return ((value / 16 * 10) + (value % 16));
}



void setup(void)
{
  Serial.begin(9600);
  Wire.begin();
  pixels0.begin(); // Initializes the NeoPixel library.
  pixels1.begin();
  pixels2.begin();

  pixels0.setBrightness(100);  
  pixels1.setBrightness(100); 
  pixels2.setBrightness(100); 

  pixels0.show(); 
  pixels1.show();
  pixels2.show();
 
}

void loop(void)
{
  
  Serial.print(minutes);
  //delay(5000);
  beginDS1307();
  pixels0.setPixelColor(hours, pixels0.Color(250,0,0)); // Moderately bright Read color.
  pixels1.setPixelColor( minutes, pixels1.Color(250,0,0)); 
  pixels2.setPixelColor(seconds, pixels2.Color(250,0,0)); 

  pixels0.setBrightness(100);  // High brightness a 
  pixels1.setBrightness(100); 
  pixels2.setBrightness(100);  

  pixels0.show(); // This sends the updated pixel color to the hardware.
  pixels1.show();
  pixels2.show();

  if(seconds==59)
  {
    pixels2.clear();
  }
  if(minutes==59)
  {
    pixels1.clear();
  }
  else if(hours==24)
  {
     pixels0.clear();
  }

  delay(1000);

  
}