WS2812 LED Ring 8-bit

// Canonical beginner example for a WS2812 LED Ring 8-bit
// This sketch lights the 8 LEDs one at a time in a simple chase pattern.

#include <Adafruit_NeoPixel.h>

#define PIN 6
#define NUMPIXELS 8

Adafruit_NeoPixel pixels(NUMPIXELS, PIN, NEO_GRB + NEO_KHZ800);

void setup() {
  pixels.begin();
  pixels.clear();
  pixels.show();
}

void loop() {
  // Chase a single red LED around the ring
  for (int i = 0; i < NUMPIXELS; i++) {
    pixels.clear();
    pixels.setPixelColor(i, pixels.Color(255, 0, 0));
    pixels.show();
    delay(150);
  }

  // Turn all LEDs off briefly between cycles
  pixels.clear();
  pixels.show();
  delay(300);
}