//LED BLink
#include <Adafruit_NeoPixel.h>

Adafruit_NeoPixel Pixelring(16, 4, NEO_GRB + NEO_KHZ800);

int x=0;

void setup() {
  pinMode(13,OUTPUT);//LED Output auf Pin 13
  Pixelring.begin();
}

void loop() {
  Pixelring.setPixelColor(x,Pixelring.Color(255,0,0));
  Pixelring.show();
  delay(100);
  x++;
  if(x==16)x=0;
  Pixelring.clear();


}