Adafruit ESP32-S3 Manual page 139

# SPDX-FileCopyrightText: 2021 Kattni Rembor for Adafruit Industries
# SPDX-License-Identifier: MIT
"""CircuitPython status NeoPixel red, green, blue example."""
import time
import board
import neopixel
pixel = neopixel.NeoPixel(board.NEOPIXEL, 1)
pixel.brightness = 0.3
while True:
pixel.fill((255, 0, 0))
time.sleep(0.5)
pixel.fill((0, 255, 0))
time.sleep(0.5)
pixel.fill((0, 0, 255))
time.sleep(0.5)
The built-in NeoPixel begins blinking red, then green, then blue, and repeats!
First you import two modules,
makes these modules and libraries available for use in your code. The first two are
modules built-in to CircuitPython, so you don't need to download anything to use
©Adafruit Industries
and , and one library,
time board
. This
neopixel
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