/*
 * Generated using BlocklyDuino:
 *
 * https://github.com/MediaTek-Labs/BlocklyDuino-for-LinkIt
 *
 * Date: Mon, 04 Jul 2022 05:38:17 GMT
 */
/*  部份程式由吉哥積木產生  */
/*  https://sites.google.com/jes.mlc.edu.tw/ljj/linkit7697  */
#include <Adafruit_NeoPixel.h>

int B = 0;

int C = 20;

Adafruit_NeoPixel pixels = Adafruit_NeoPixel(16,2,NEO_GRB + NEO_KHZ800);

void display_led(int red, int green, int blue) {
  B = B + C;
  if (B > 255) {
    B = 225;
    C= -5;
  } else if (B < 0) {
    B = 0;
    C=5;
  }
  pixels.setBrightness(B);
  for (int i = 0; i <= 15; i++) {
    pixels.setPixelColor(i, pixels.Color(red,green,blue));
  }
  pixels.show();
  delay(25);
  Serial.println(B);

}

void setup()
{
  pixels.begin();

  

  Serial.begin(115200);

  Serial.println("Hello, ESP32!");
  B = 0;
  C = 5;
}


void loop()
{
  display_led(255, 0, 0);
}