print("This program is test blinking built in LED")

#1. Import related library
from machine import Pin #Declare pin connected to esp32
from utime import sleep

#2. Declare built in LED connection
led_red = Pin(14, Pin.OUT)
led_blue = Pin(2, Pin.OUT)

#3. Make led blinking
while True:
    led_blue.on()
    led_red.on()
    sleep(0.5)
    led_blue.off()
    led_red.off()
    sleep(0.5)