#include <Arduino.h>
#include <Adafruit_NeoPixel.h>

#define PIN_PIXELS 22  //GPIO12
#define PIXEL_COUNT 1
#define PIXEL_SETUP NEO_RGB + NEO_KHZ800

Adafruit_NeoPixel pixels(PIXEL_COUNT, PIN_PIXELS, PIXEL_SETUP);
void setup()
{
    Serial.begin(115200);
    delay(200);
    Serial.println("Booting...");

    pixels.begin();
}

void loop()
{
   pixels.setBrightness(254);
    Serial.println("loopy show A5");
    pixels.setPixelColor(0, pixels.Color(255, 0, 0));
    pixels.show();
    delay(500);
    pixels.clear();
    pixels.show();
    delay(500);
}