智能交通中的交通疏通调节系统（行空板） 简单

#  -*- coding: UTF-8 -*-
# MindPlus
# Python
from pinpong.extension.unihiker import *
from pinpong.board import Board,Pin
from pinpong.board import NeoPixel
from pinpong.board import Board
import time

Board().begin()
np1 = NeoPixel(Pin((Pin.P24)),3)
np1.clear()
np1.brightness(255)

while True:
    np1[2] = (255,0,0)
    time.sleep(10)
    np1[2] = (0,0,0)
    np1[1] = (255,255,0)
    time.sleep(2)
    np1[1] = (0,0,0)
    np1[0] = (0,255,0)
    time.sleep(10)
    np1[0] = (0,0,0)
    np1[2] = (255,0,0)
    time.sleep(5)
    np1[2] = (0,0,0)
    np1[1] = (255,255,0)
    time.sleep(2)
    np1[1] = (0,0,0)
    np1[0] = (0,255,0)
    time.sleep(5)
    np1[0] = (0,0,0)