from machine import Pin, PWM
import time
from random import randint

LedRojo = PWM(Pin(0))
LedVerde = PWM(Pin(1))
LedAzul = PWM(Pin(2))

Buzzer = PWM(Pin(3))
Buzzer.duty_u16(0)
Buzzer.freq(500)

PIR = Pin(28, Pin.IN)

def Alarma():
    for i in range(5):
        Buzzer.duty_u16(1000)
        LedRojo.duty_u16(randint(0,65535))
        LedVerde.duty_u16(randint(0,65535))
        LedAzul.duty_u16(randint(0,65535))
        time.sleep(0.2)
        Buzzer.duty_u16(0)
        LedRojo.duty_u16(0)
        LedVerde.duty_u16(0)
        LedAzul.duty_u16(0) 
        time.sleep(0.2)

while True:
    Buzzer.duty_u16(0)
    LedRojo.duty_u16(0)
    LedVerde.duty_u16(0)
    LedAzul.duty_u16(0)   
    if PIR.value()==1:
        Alarma()  
        time.sleep(3) 
    time.sleep(0.1)