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())