micropython 範例三

注意事項 : 由於 LED 的亮度很高，使用時眼睛請勿直視

# 範例三:

# 讓擴充板內建的全彩 LED (WS2812) R->G->B 循環亮五次

# 使用 GPIO2 / GPIO12

# FB : https://www.facebook.com/mason.chen.1420

from machine import Pin

from neopixel import NeoPixel

from time import sleep

np = NeoPixel(Pin(17, Pin.OUT), 1); np.bright = 50

for count in range(5):

np[0] = (int(255 * np.bright / 100), int(0 * np.bright / 100), int(0 * np.bright / 100))

np.write()

sleep(1)

np[0] = (int(51 * np.bright / 100), int(255 * np.bright / 100), int(51 * np.bright / 100))

np.write()

sleep(1)

np[0] = (int(51 * np.bright / 100), int(51 * np.bright / 100), int(255 * np.bright / 100))

np.write()

sleep(1)

for i in range(np.n): np[i] = (0, 0, 0)

np.write()