import network
import ujson
from machine import Pin
from neopixel import NeoPixel
from time import sleep
from umqtt.simple import MQTTClient
pixels = NeoPixel(Pin(14), 16)
pixels.fill((250,0,0))
pixels.write()
sleep(0.5)
pixels = NeoPixel(Pin(14), 16)
pixels.fill((0,0,250))
pixels.write()
sleep(0.5)
def mqtt_message(topic, msg):
print("Mensaje Entrante", msg)
try:
msg = ujson.loads(msg)
pixels.fill((msg[0],msg[1],msg[2]))
pixels.write()
except Exception as e:
print("Error:",e)
print("Conectandose al WIFI", end="")
red = network.WLAN(network.STA_IF)
red.active(True)
red.connect("Wokwi-GUEST","")
while not red.isconnected():
sleep(0.5)
print("*", end="")
print("Conectado a MQTT...")
client = MQTTClient("wokwi", "broker.hivemq.com")
client.set_callback(mqtt_message)
client.connect()
client.subscribe("wokwi")
print("Conectado Exitosamente")
while True:
client.wait_msg()