""" micropython ESP32
Led parpadeante con micropython """
# incluir librerías de boot.py
from machine import Pin # configurar pines
from time import sleep # configurar retrasos
# crear variables o puertos
r1 = Pin(21,Pin.OUT)
a1 = Pin(19,Pin.OUT)
v1 = Pin(18,Pin.OUT)
r2 = Pin(5,Pin.OUT)
a2 = Pin(17,Pin.OUT)
v2 = Pin(16,Pin.OUT)
# Para peatones
r3 = Pin(23,Pin.OUT)
v3 = Pin(22,Pin.OUT)
r4 = Pin(4,Pin.OUT)
v4 = Pin(2,Pin.OUT)
# construir ciclo infinito (loop ARDUINO)
while True: #Construir ciclo infinito
	v1.value(1) # Secuencia 1, led verde ON
	
	r2.value(1) # led rojo 2 ON
	sleep(3) # retardo de 3s
	v1.value(0) # Secuencia 2, led verde OFF
	for i in range(5): # ciclo de ambar 1 finito 5 tiempos 
		a1.value(1) # led ambar ON
		sleep(0.5) # retardo de 0.5s
		a1.value(0) # led ambar OFF
		sleep(0.5) # retardo de 0.5s
	r1.value(1) # Secuencia 3, led rojo ON
	r2.value(0) # led rojo 2 OFF
	v2.value(1) # led verde 2 OFF
	sleep(3) # retardo de 3 s
	v2.value(0) # Secuencia 4, verde 2 OFF
	for i in range(5): # ciclo de ambar 2 finito 5 tiempos
		a2.value(1) # led ambar 2 ON
		sleep(0.5) # retardo de 0.5s
		a2.value(0) # led ambar 2 OFF
		sleep(0.5) # retardo de 0.5s
	r1.value(0) # Secuencia 5, rojo OFF