neopixelbus Setup buf

#include <NeoPixelBus.h> // NeoPixelAnimator branch

#define pixelCount 7 // Strip has 30 NeoPixels
#define pixelPin 2 // Strip is attached to GPIO2 on ESP-01

NeoPixelBus strip = NeoPixelBus(pixelCount, pixelPin);

void setup() {

    strip.Begin();
    strip.Show();
    
for (int i = 0; i < 5; i++) {
  
  strip.ClearTo(RgbColor(0,0,0));
  strip.Show();
  delay(500);
  strip.ClearTo(RgbColor(0,0,255));
  strip.Show();
  delay(500); 
  
}


}

void loop() {
  
  strip.ClearTo(RgbColor(0,0,0));
  strip.Show();
  delay(500);
  strip.ClearTo(RgbColor(0,255,0));
  strip.Show();
  delay(500); 

  
}