1  # SPDX-FileCopyrightText: 2018 Kattni Rembor for Adafruit Industries
 2  #
 3  # SPDX-License-Identifier: MIT
 4  
 5  """Touch each pad to change red, green, and blue values on the LED"""
 6  import time
 7  
 8  import adafruit_dotstar
 9  import board
10  import touchio
11  
12  led = adafruit_dotstar.DotStar(board.APA102_SCK, board.APA102_MOSI, 1)
13  touch_A0 = touchio.TouchIn(board.A0)
14  touch_A1 = touchio.TouchIn(board.A1)
15  touch_A2 = touchio.TouchIn(board.A2)
16  
17  r = g = b = 0
18  
19  while True:
20      if touch_A0.value:
21          r = (r + 1) % 256
22      if touch_A1.value:
23          g = (g + 1) % 256
24      if touch_A2.value:
25          b = (b + 1) % 256
26  
27      led[0] = (r, g, b)
28      print((r, g, b))
29      time.sleep(0.01)