from machine import Pin, ADC
from time import sleep

pot36 = ADC(Pin(34))
pot36.atten(ADC.ATTN_11DB)       #Full range: 3.3v
k1 = 0.90
last_sink_v = 0

def convert(value):
    msg = (float(value)/4095) * 3.3
    return msg


def fiter_sink_voltage_V(value):
    global last_sink_v,k1
    last_sink_v = ((value) * (1 - k1)) + last_sink_v * k1
    print(last_sink_v)
    print(value)
    print("+"*15)
   

while True:
    pot_value1 = convert(pot36.read())
    fiter_sink_voltage_V(pot_value1)
    sleep(0.1)