#include <neopixel.h>

// IMPORTANT: Set pixel COUNT, PIN and TYPE
#define PIXEL_PIN D2
#define PIXEL_COUNT 16
#define PIXEL_TYPE WS2812

Adafruit_NeoPixel strip = Adafruit_NeoPixel(PIXEL_COUNT, PIXEL_PIN, PIXEL_TYPE);

void setup() {

  strip.begin();
  strip.show(); // Initialize all pixels to 'off'
}

void loop() {

  uint16_t i;
  uint32_t c1 = strip.Color(0, 0, 255);
  uint32_t c2 = strip.Color(255, 0, 0);
  uint32_t c3 = strip.Color(0, 255, 0);
  uint32_t c4 = strip.Color(255, 255, 255);

  for(i=0; i< strip.numPixels(); i++) {
    strip.setPixelColor(i, c1 );
		strip.show();
		delay( 100 );
  }
  for(i=0; i< strip.numPixels(); i++) {
    strip.setPixelColor(i, c2 );
		strip.show();
		delay( 100 );
  }
  for(i=0; i< strip.numPixels(); i++) {
    strip.setPixelColor(i, c3 );
		strip.show();
		delay( 100 );
  }
  for(i=0; i< strip.numPixels(); i++) {
    strip.setPixelColor(i, c4 );
		strip.show();
		delay( 100 );
  }
  
	
	delay( 100 );

}