from machine import Pin, I2C
from lcd_i2c import LCD
import time
import dht

# Configuración del sensor DHT22 en el pin 16
sensor = dht.DHT22(Pin(15))

# Configuración I2C
sda = Pin(21, Pin.OUT)
scl = Pin(22, Pin.OUT)
i2c = I2C(0, sda=sda, scl=scl, freq=400000)

# Dirección del LCD (autodetectada)
lcd_addr = i2c.scan()[0]
lcd = LCD(addr=lcd_addr, cols=16, rows=2, i2c=i2c)

# Inicialización del LCD
lcd.begin()
lcd.clear()
lcd.print("Iniciando...")

# Bucle principal
while True:
    try:
        sensor.measure()
        temp = sensor.temperature()
        hum = sensor.humidity()

        lcd.clear()
        lcd.set_cursor(0, 0)
        lcd.print("Temp: {:.1f} C".format(temp))
        lcd.set_cursor(0, 1)
        lcd.print("Humedad: {:.1f}%".format(hum))

    except OSError as e:
        lcd.clear()
        lcd.print("Error sensor")
    
    time.sleep(2)