from machine import Pin
from time import sleep
import dht

dht22 = dht.DHT22(Pin(23))


led_merah = Pin(27, Pin.OUT)   
led_kuning = Pin(14, Pin.OUT)  
led_hijau = Pin(12, Pin.OUT)   

while True:
    try:
        dht22.measure()
        suhu = dht22.temperature()
        lembab = dht22.humidity()

        print("Suhu =", suhu, "Lembab =", lembab)

        led_merah.value(0)
        led_kuning.value(0)
        led_hijau.value(0)

        if suhu > 70:
            led_merah.value(1)
        elif suhu >= 40 and suhu < 70:
            led_kuning.value(1)
        else:
            led_hijau.value(1)

        sleep(1)

    except OSError as e:
        print("Sensor error:", e)