#define BLYNK_TEMPLATE_ID "TMPL3c9S4Qp6G"
#define BLYNK_TEMPLATE_NAME "Ultrasonic"
#define BLYNK_AUTH_TOKEN "9hZb_tN4xmGMUIuWZnnfDfSDm13fJFxr"

#include<wifi.h>
#include



from machine import Pin, time_pulse_us
import time

trig = Pin(21, Pin.OUT)  
echo = Pin(22, Pin.IN)   


led = Pin(14, Pin.OUT)    


def measure_distance():
    trig.off()
    time.sleep_us(2)
    trig.on()
    time.sleep_us(10)
    trig.off()
    
    pulse_duration = time_pulse_us(echo, 1, 30000)  
    
    distance = (pulse_duration / 2) * 0.0343  
    return distance


while True:
    distance = measure_distance()
    print('Distance: {:.2f} cm'.format(distance))
    
   
    if distance > 10:
        led.on()
    else:
        led.off()
    
    time.sleep(1)