text: # https://learn.adafruit.com/circuitpython-on-any-computer-with-ft232h/gpio
  
  import time
  import board
  import digitalio
  
  led = digitalio.DigitalInOut(board.C0)
  led.direction = digitalio.Direction.OUTPUT
  
  while True:
      led.value = True
      time.sleep(0.5)
      led.value = False
      time.sleep(0.5)
  