from machine import Pin, PWM, ADC
from time import sleep

buzzer = PWM(Pin(5))
buzzer.freq(32768)

pot = ADC(26)

while 1:
    value = pot.read_u16()
    print(value)
    value_new = 260+int(400*value/65535)
    buzzer.duty_u16(value)
    buzzer.freq(value_new)
    sleep(0.05)