from machine import Pin
import time


#创建引脚对象
pin_index_list=[5,15,3,10,14]
led_pin_list=[]
for i in pin_index_list:
    led_pin_list.append(Pin(i,Pin.OUT))
print(led_pin_list)


#流水灯
while True:
    for led in led_pin_list:
        led.value(not led.value())
        time.sleep(0.05)