from servo import Servo
import time
from machine import Pin, PWM, ADC

frequency = 5000
adc = ADC(Pin(34))
adc.atten(ADC.ATTN_11DB)

motor=Servo(pin=15) 

while True:
    value = int(adc.read()*0.25)
    value = (value * 180)/1023
    motor.move(value) # servo  0°
    print(value)