# Hardware connections used:
#   DHT22 VCC Pin to 3.3V
#   DHT22 SDA Pin to GPIO Pin 15
#   10k ohm pull-up resistor from DHT22 SDA Pin to 3.3V
#   DHT22 GND Pin to GND
#


# modules
from machine import Pin
from time import sleep
from dht import DHT22   # if the sensor is DHT11, import DHT11 instead of DHT22

# creating a DHT object
# change DHT22 to DHT11 if DHT11 is used
dht = DHT22(Pin(15)) 

# continuously get sensor readings while the board has power
while True:
    # getting sensor readings
    dht.measure()
    temp = dht.temperature()
    

    # displaying values to the console
    print(f"Temperature: {temp}°C ")
    
    # format method or string concatenation may also be used
    #print("Temperature: {}°C    ".format(temp))
    #print("Temperature: " + str(temp) + "°C" + "  )
    
    # delay of 2 secs because DHT22 takes a reading once every 2 secs
    sleep(5)