from machine import Pin
from time import sleep
from dht import DHT22
from machine import Pin, time_pulse_us
from time import sleep_us, sleep


dht = DHT22(Pin(15)) 
ECHO_PIN = 26
TRIGGER_PIN = 27
trigger = Pin(TRIGGER_PIN, Pin.OUT)
echo = Pin(ECHO_PIN, Pin.IN)

def measure_distance():
    dht.measure()
    temp = dht.temperature()
    hum = dht.humidity()
    trigger.low()
    sleep_us(2)

    trigger.high()
    sleep_us(10)
    trigger.low()

    pulse_duration = time_pulse_us(echo, Pin.high)

    distance = pulse_duration * 0.0343 / 2
    print(f"Temperature: {temp}°C   \nHumidity: {hum}% \n")   
    return distance

def main():
    while True:
        distance = measure_distance()
        print("Distance: {:.2f} cm\n".format(distance))
        
        sleep(1)
if __name__ == "__main__":
    main()