1  # SPDX-FileCopyrightText: 2017 Mikey Sklar for Adafruit Industries
 2  #
 3  # SPDX-License-Identifier: MIT
 4  
 5  import time
 6  
 7  import board
 8  import neopixel
 9  from digitalio import DigitalInOut, Direction
10  
11  pix_pin = board.D1
12  num_pix = 5
13  
14  led = DigitalInOut(board.D13)
15  led.direction = Direction.OUTPUT
16  
17  strip = neopixel.NeoPixel(pix_pin, num_pix, brightness=1, auto_write=True)
18  
19  
20  def color_wipe(color, wait):
21      for j in range(len(strip)):
22          strip[j] = (color)
23          time.sleep(wait)
24  
25  
26  while True:
27      color_wipe((50, 0, 50), .1)  # Purple LEDs