from machine import Pin
from time import sleep
import neopixel

neopixel_pin = Pin(1)
np = neopixel.NeoPixel(neopixel_pin , 2)

while True :
    np[0] = [255,0,0]
    np[1] = [0,225,0]
    np.write()
    sleep(1)
    np[0] = [0,0,0]
    np[1] = [0,0,0]
    np.write()
    sleep(1)