from machine import Pin, I2C
import ssd1306
import dht
import time

# ESP32 Pin assignment
i2c = I2C(0, scl=Pin(22), sda=Pin(21))

oled_width = 128
oled_height = 64
oled = ssd1306.SSD1306_I2C(oled_width, oled_height, i2c)

sensor = dht.DHT22(Pin(25, Pin.IN))
led = Pin(14, Pin.OUT)

while True:
    try:
        sensor.measure()
        t = sensor.temperature()
        h = sensor.humidity()

        oled.fill(0) 
        oled.text(f"Nhiet do: {t}", 10, 10)
        # oled.text(f"Do am: {h}", 10, 40)
        oled.show()

        if t > 50:
            oled.text(f"Nhiet do: {t}", 10, 10)
            oled.text(f"Nhiet do qua cao", 10, 40)
            led.on()
        else:
            oled.text(f"Nhiet do: {t}", 10, 10)
            oled.text(f"Nhiet do on dinh", 10, 40)
            led.off()

        oled.show()
        time.sleep(3)
    except Exception as e:
        print("Error:", e)