from machine import Pin
import time, random, dht
from lcd1602 import LCD

lcd = LCD()
dhts=dht.DHT22(Pin((16)));
red_led = Pin( 22, Pin.OUT)  
blue_led = Pin(18, Pin.OUT)  

while True:
    dhts.measure();
    temp = dhts.temperature() + random.randint( -3 , 3 )  
    humi = dhts.humidity() + random.randint( -5, 5 )    
    lcd.clear()  
    lcd.write(0,0, f'Temp : {temp} C')
    lcd.write(0,1, f'Humidity : {humi} %')
    time.sleep(2)
    lcd.clear()
    if temp > 25:
        red_led.value(1)
        lcd.write(0,0,'HOT, Red  LED!')
    else:
        red_led.value(0)
    if humi >40:
        blue_led.value(1)
        lcd.write(0,1,'WET, Blue LED!')
    else:
        blue_led.value(0)
    time.sleep(3)