from machine import Pin
import time

print("Hello, ESP32!")

led = Pin(15, Pin.OUT)
l = Pin(21, Pin.OUT)
btn = Pin(35, Pin.IN)

now = time.ticks_ms()

l.value(0)

while True:
    last = time.ticks_ms()
    if time.ticks_diff(last,now)>=5000 :
        led.value(not led.value())
        now = last
    
    l.value(btn.value())