from machine import I2C, Pin
from time import sleep
from pico_i2c_lcd import I2cLcd
import dht

# creating an I2C object, specifying the data (SDA) and clock (SCL) pins used in the Raspberry Pi Pico
# any SDA and SCL pins in the Raspberry Pi Pico can be used (check documentation for SDA and SCL pins)
i2c = I2C(0, sda=Pin(0), scl=Pin(1), freq=400000)

# getting I2C address
I2C_ADDR = i2c.scan()[0]

# creating an LCD object using the I2C address and specifying number of rows and columns in the LCD
# LCD number of rows = 2, number of columns = 16
lcd = I2cLcd(i2c, I2C_ADDR, 2, 16)

# DHT pin
sensor = dht.DHT22(Pin(2))

# continuously print and clear "Hello world!" text in the LCD screen while the board has power
while True:
    sensor.measure() 
    temp = sensor.temperature()
    humid = sensor.humidity()

    lcd.clear()
    #lcd.move_to(0, 0)
    lcd.putstr("Temp = ")
    lcd.putstr(str(temp))
    lcd.move_to(0, 1)
    lcd.putstr("Hum = ")
    lcd.putstr(str(humid))

    sleep(2)