// Import the libraries
#include <Adafruit_GFX.h>
#include <Adafruit_NeoMatrix.h>
#include <Adafruit_NeoPixel.h>
// Pin for data
#define PIN 15
// Declare the LED matrix object
Adafruit_NeoMatrix matrix = Adafruit_NeoMatrix(8, 8, 4, 1, PIN, NEO_TILE_TOP | NEO_TILE_TOP | NEO_TILE_LEFT | NEO_TILE_COLUMNS | NEO_TILE_PROGRESSIVE | NEO_MATRIX_TOP | NEO_MATRIX_LEFT | NEO_MATRIX_ZIGZAG, NEO_GRB + NEO_KHZ800);
// Declare a list of colors
const uint16_t colores[] = {matrix.Color(255, 0, 0),
matrix.Color(255, 0, 0),
matrix.Color(0, 0, 255)};
void setup() {
Serial.begin(115200);
matrix.begin();
matrix.setBrightness(40);
matrix.setTextColor(colores[0]);
}
int16_t x = matrix.width();
int pass = 0;
void loop() {
matrix.fillScreen(0);
matrix.setCursor(x, 0);
matrix.print("Hola mundo");
if (--x < -32) {
x = matrix.width();
if (++pass >= 3) pass = 0;
matrix.setTextColor(colores[pass]);
}
matrix.show();
delay(100);
}