from time import sleep
from machine import Pin
from dht import DHT22

botão = Pin(20,Pin.IN,Pin.PULL_UP)
sensor = DHT22(Pin(28))
vermelho = Pin(1,Pin.OUT)
verde = Pin(7,Pin.OUT)
azul = Pin(12,Pin.OUT)

def medir(args):
    azul.off()
    sleep(0.1)    
    try:
        sleep(0.3)
        sensor.measure()
        tempe = sensor.temperature()
        print(tempe)
        verde.on()
        
        humidity = sensor.humidity()
        print(humidity)
        vermelho.on()
    except:
       print("falha") 

botão.irq(handler = medir, trigger = Pin.IRQ_RISING)  

while True:
    azul.on()