from machine import Pin, ADC 
from time import sleep 

bouton = Pin(18,Pin.IN,Pin.PULL_UP) 
potan = ADC(Pin(34)) 
sg90 = PWM(Pin(13, mode=Pin.OUT))
sg90.freq(50)

# 0.5ms/20ms = 0.025 = 2.5% duty cycle
# 2.4ms/20ms = 0.12 = 12% duty cycle

# 0.025*1024=25.6
# 0.12*1024=122.88

while True:
    sg90.duty(26)
    time.sleep(1)
    sg90.duty(123)
    time.sleep(1)
 

 

while True : 
    print(potan.read()) 
    if bouton.value()==0: 
        led.value(1) 
        sleep(0.5) 
        led.value(0) 
        sleep(0.5) 

    if potan.read()>2000: 
        led.value(1) 
    else  : 
        led.value(0) 

time.sleep(0.5)