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Axiometa

NeoPixel Matrix (5x5)

NeoPixel Matrix (5x5)

AX22-0028

$3.99
$3.99
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Turn the entire 22 × 22 mm AX22 footprint into a vivid 25-pixel canvas. This daisy chainable board packs a 5 × 5 grid of WS2812 Mini addressable RGB LEDs—perfect for scrolling text, icons, bar-graphs, or attention-grabbing status lights. Drop it into any AX22 backplane and animate it with just one GPIO pin using your favourite environment: Arduino IDE, MicroPython, or MicroBlocks.
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  • Technical Details

    - 22 mm × 22 mm square
    - 4× ⌀2.7 mm Mounting Holes
    - Chainable DIN / DOUT pads for larger displays
    - Prints Numbers
    -5 x 5 Grid
    - 1.8 V, 3.3 V, 5.0 V
    - Arduino IDE Compatible
    - MicroPython Compatible
    - MicroBlocks Compatible

    Material Datasheet 

  • Pinout

  • Interface

PCB Design

  • Top

  • Bottom

Arduino Example Code

example.ino 
#include <Adafruit_NeoPixel.h>

#define NEOPIXEL_PIN 15
#define NUM_PIXELS 25

Adafruit_NeoPixel matrix(NUM_PIXELS, NEOPIXEL_PIN, NEO_GRB + NEO_KHZ800);

const uint8_t heartPixels[] = {
  1, 3,
  5, 6, 7, 8, 9,
  10, 11, 12, 13, 14,
  16, 17, 18,
  22
};

void setup() {
  matrix.begin();
  matrix.show();
  matrix.setBrightness(30);
}

void loop() {
  drawHeart();
}

void drawHeart() {
  // First turn all pixels off
  for (int i = 0; i < NUM_PIXELS; i++) {
    matrix.setPixelColor(i, 0);
  }

  // Set heart pixels red
  for (int i = 0; i < sizeof(heartPixels); i++) {
    matrix.setPixelColor(heartPixels[i], matrix.Color(255, 0, 0));
  }
  matrix.show();
}

void clearMatrix() {
  for (int i = 0; i < NUM_PIXELS; i++) {
    matrix.setPixelColor(i, 0);
  }
  matrix.show();
}

Guides and Blogs

  • First time setup

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  • Automatic Street Lights

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  • How Does an LDR work ?

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