Flash a light

less than a minute

The first project you do with any new piece of hardware: flash a light.

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from digitalio import DigitalInOut, Direction
import board
import time

# Built in red LED
led = DigitalInOut(board.LED)
led.direction = Direction.OUTPUT

while True:
    led.value = True
    time.sleep(0.5)
    led.value = False
    time.sleep(0.5)