import neopixel
import time 
import dht
from machine import Pin, PWM

fan_pwm = PWM(Pin(14))
fan_pwm.freq(1000)
np = neopixel.NeoPixel(Pin(27),16)
sensor = dht.DHT22(Pin(4))
np.fill((255,206,68))
np.write()

while True:
    sensor.measure()
    temp= sensor.temperature()
    if temp < 15:
         fan_pwm.duty_u16(int(65535*0))
    elif temp <= 30:
        fan_pwm.duty_u16(int(65535*0.50))
    else:
         fan_pwm.duty_u16(int(65535*0.90))
    print(f"{temp}c")