from machine import Pin
from utime import sleep, sleep_ms
import random

R = Pin(15, Pin.OUT)
G = Pin(2, Pin.OUT)
B = Pin(4, Pin.OUT)

while True:

    NM1 = random.randint(0, 1)
    NM2 = random.randint(0, 1)
    NM3 = random.randint(0, 1)
    R.value(NM1)
    G.value(NM2)
    B.value(NM3)
    sleep_ms(500)
    print(NM1, NM2, NM3)