#less than 20 turn on  heater
#20 to 25 turn off both
#beyond 25 turn off heat turn on ac

from machine import Pin
from time import sleep
import dht
sensor = dht.DHT22(Pin(16))

heater = Pin(23, Pin.OUT)
AC = Pin(22, Pin.OUT)

while True:
    sleep(1)
    sensor.measure()
    temperature = sensor.temperature()
    humidity = sensor.humidity()
    temp_f = temperature * (9/5) + 32.0
    print('temperature: ', temperature , '°c')
    print('temperature: ' , temp_f , '°f')
    print('  humidity;: ', humidity, "%")

    if(temperature < 20):
        heater.on()
        AC.off()
    elif(temperature >= 20 and temperature < 25 ):
        heater.off()
        AC.off()
    else:
        AC.on()
        heater.off()