from esp_pid import PID
from machine import I2C, Pin, PWM
import dht
from time import sleep

sensor = dht.DHT22(Pin(14))
pid = PID(1, 0.1, 0.05, setpoint=30)

hotend = Pin(32, Pin.OUT) #нагреватель


while True:
    try:
        sensor.measure()
        temp = sensor.temperature()
        hum = sensor.humidity()
        out_pid = pid(temp)
        print(out_pid)
        if out_pid < 0:
            hotend.value(0)
        else:
            hotend.value(1)

    except OSError as e:
        print('Failed to read sensor.')