from machine import Pin, I2C
from time import sleep
import dht
from i2c_lcd import I2cLcd

# Initialize DHT22 sensor on GPIO15
sensor = dht.DHT22(Pin(28))  # Use DHT11 if your sensor is DHT11

# Setup I2C for LCD (SDA=GP0, SCL=GP1)
i2c = I2C(0, scl=Pin(1), sda=Pin(0), freq=400000)

# Create LCD instance (0x27 is I2C address of LCD)
lcd = I2cLcd(i2c, 0x27, 2, 16)

# Wait for sensor to stabilize
sleep(2)

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

        # Print to serial monitor
        print("Temperature: {:.1f} °C  Humidity: {:.1f} %".format(temp, hum))

        # Show on LCD
        lcd.clear()
        lcd.putstr("Temp: {:.1f} C".format(temp))
        lcd.move_to(0, 1)
        lcd.putstr("Hum : {:.1f} %".format(hum))

    except Exception as e:
        # Print error to serial
        print("Sensor Error:", e)
        # Show on LCD
        lcd.clear()
        lcd.putstr("Sensor Error")

    sleep(2)