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, 255, 0]
    np.write()
    sleep(1)

    np[0] = [0, 0, 0]
    np[1] = [0, 0, 0]
    np.write()
    sleep(1)