text: # SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
  # SPDX-License-Identifier: MIT
  """NeoKey simpletest."""
  import board
  from adafruit_neokey.neokey1x4 import NeoKey1x4
  
  # use default I2C bus
  i2c_bus = board.I2C()
  
  # Create a NeoKey object
  neokey = NeoKey1x4(i2c_bus, addr=0x30)
  
  print("Adafruit NeoKey simple test")
  
  # Check each button, if pressed, light up the matching neopixel!
  while True:
      if neokey[0]:
          print("Button A")
          neokey.pixels[0] = 0xFF0000
      else:
          neokey.pixels[0] = 0x0
  
      if neokey[1]:
          print("Button B")
          neokey.pixels[1] = 0xFFFF00
      else:
          neokey.pixels[1] = 0x0
  
      if neokey[2]:
          print("Button C")
          neokey.pixels[2] = 0x00FF00
      else:
          neokey.pixels[2] = 0x0
  
      if neokey[3]:
          print("Button D")
          neokey.pixels[3] = 0x00FFFF
      else:
          neokey.pixels[3] = 0x0
  