# Import machine, time and dht modules. 
import machine
import time
import dht
from time import sleep_ms, ticks_ms 
from machine import I2C, Pin 
from i2c_lcd import I2cLcd 

#Associate DHT11 with Pin(17).
DHT = dht.DHT11(machine.Pin(17))

DEFAULT_I2C_ADDR = 0x27

i2c = I2C(scl=Pin(22), sda=Pin(21), freq=400000) 
lcd = I2cLcd(i2c, DEFAULT_I2C_ADDR, 2, 16)

while True:
    DHT.measure() # Start DHT11 to measure data once.
   # Call the built-in function of DHT to obtain temperature
   # and humidity data and print them in “Shell”.
    print('temperature:',DHT.temperature(),'℃','humidity:',DHT.humidity(),'%')
    lcd.move_to(1, 0)
    lcd.putstr('T= {}'.format(DHT.temperature()))
    lcd.move_to(1, 1)
    lcd.putstr('H= {}'.format(DHT.humidity()))
    time.sleep_ms(1000)