esp32-s3-usb-otg-testing-board-by-hetpro-store.com.ino

#include <Adafruit_NeoPixel.h>
#include <OneWire.h>

Adafruit_NeoPixel pixels(1, 21, NEO_GRB + NEO_KHZ800);

void setup() {
  pinMode(46, OUTPUT);
  pixels.begin();
  Serial.begin(115200);
}

void loop() {
  // put your main code here, to run repeatedly:
    digitalWrite(46, LOW);
    pixels.clear(); 
    pixels.setPixelColor(0, pixels.Color(0, 0, 255));
    pixels.show();
    delay(1000);
    pixels.clear();
    pixels.setPixelColor(0, pixels.Color(00, 255, 0));
    pixels.show();
    delay(1000);
    pixels.clear();
    pixels.setPixelColor(0, pixels.Color(255, 0, 0));
    pixels.show();
    delay(1000); 
    
     // contador++;
     digitalWrite(46, HIGH);
     delay(1000);
     Serial.println("Hola");
     
     //delay(1000);
}