from machine import Pin, time_pulse_us
from time import sleep_ms, sleep_us
from medidas import mede_hc_sr04

trg = Pin(13, Pin.OUT)
ech = Pin(23, Pin.IN)

goku = 0

while goku < 20:
    dist = mede_hc_sr04(trg, ech)    
    print(f"Distância medida: {dist:.2f} cm") 
 
    sleep_ms(2000)
    goku = goku + 1