Arduino Neopixel LED Blink project Source Code


#include <Adafruit_NeoPixel.h>

#define PIN 2	 // input pin Neopixel is attached to

#define NUMPIXELS      12 // number of neopixels in strip

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

int delayval = 30; // timing delay in milliseconds

int redColor = 0;
int greenColor = 0;
int blueColor = 0;

void setup() {
  // Initialize the NeoPixel library.

void loop() {

  for (int i=0; i < NUMPIXELS; i++) {
    // pixels.Color takes RGB values, from 0,0,0 up to 255,255,255
    pixels.setPixelColor(i, pixels.Color(redColor, greenColor, blueColor));

    // This sends the updated pixel color to the hardware.;

    // Delay for a period of time (in milliseconds).

// setColor()
// picks random values to set for RGB
void setColor(){
  redColor = random(0, 255);
  greenColor = random(0,255);
  blueColor = random(0, 255);

Related  Difference between Arduino uno and Leonardo

Leave a Reply

Your email address will not be published. Required fields are marked *

Top 5 Most Expensive Domains Ever Sold 4 Must-Try ChatGPT Alternatives: Perplexity AI, BardAI, Pi, and More! Types of Trading Techniques in the Stock Market. ChatGPT app now available in India this AI chatbot can help you make your life more productive. What is wrong with following function code?