import utime, dht
from machine import Pin, I2C
from lcd_api import LcdApi
from pico_i2c_lcd import I2cLcd

sensor = dht.DHT22(Pin(28, Pin.IN))

# Pin assignment 
i2c = I2C(0, sda = Pin(0), scl = Pin(1), freq = 400000)

I2C_ADDR = i2c.scan()[0];
I2C_ROWS = 2; I2C_COLS = 16

lcd = I2cLcd(i2c, I2C_ADDR, I2C_ROWS, I2C_COLS)

def update_lcd(temp,hum):

  lcd.move_to(0,0)
  lcd.putstr("Temp    : " + str(temp))
  lcd.move_to(0,1)
  lcd.putstr("Humidity: " + str(hum))


while True:
    sensor.measure()
    temp = sensor.temperature()
    hum = sensor.humidity()
    update_lcd(temp,hum)
    utime.sleep(2)