Simple test

Ensure your device works with this simple test.

examples/neopxl8_simpletest.py
 1# SPDX-FileCopyrightText: 2022 Jeff Epler
 2#
 3# SPDX-License-Identifier: Unlicense
 4
 5import time
 6
 7import board
 8
 9from adafruit_neopxl8 import NeoPxl8
10
11# Customize for your strands here
12num_strands = 8
13strand_length = 30
14first_led_pin = board.NEOPIXEL0
15
16num_pixels = num_strands * strand_length
17
18# Make the object to control the pixels
19pixels = NeoPxl8(
20    first_led_pin,
21    num_pixels,
22    num_strands=num_strands,
23    auto_write=False,
24    brightness=1.00,
25)
26
27while True:
28    for i in range(num_pixels):
29        pixels[i] = 0x00_01_00
30        pixels[i - 8] = 0x00_00_00
31        pixels.show()
32        time.sleep(1e-3)