#include <Adafruit_NeoPixel.h>

#define NEOPIXEL_PIN 10          
#define NEOPIXEL_NUM 3   

Adafruit_NeoPixel pixels(NEOPIXEL_NUM, NEOPIXEL_PIN, NEO_GRB + NEO_KHZ800);

void setup() {
  pixels.begin(); // Initialize NeoPixel strip
}

void loop() {
  // Step 1: Red on the first pixel, others off
  pixels.clear();                         // Clear all pixels
  pixels.setPixelColor(0, pixels.Color(255, 0, 0)); // Red on pixel 0
  pixels.show();                          // Update all pixels
  delay(1000);                            // Wait for 1 second
  
  // Step 2: Green on the second pixel, others off
  pixels.clear();                         // Clear all pixels
  pixels.setPixelColor(1, pixels.Color(0, 255, 0)); // Green on pixel 1
  pixels.show();                          // Update all pixels
  delay(1000);                            // Wait for 1 second

  // Step 3: Blue on the third pixel, others off
  pixels.clear();                         // Clear all pixels
  pixels.setPixelColor(2, pixels.Color(0, 0, 255)); // Blue on pixel 2
  pixels.show();                          // Update all pixels
  delay(1000);                            // Wait for 1 second
}