print("Program for external LED blinking")
print("Date : 28/20/2024")
print("by jd")

#Import libraries 
from machine import Pin
from utime import sleep

#Pin declaration 
Blue_LED = Pin(13,Pin.OUT)

#Parameter declaration 

#Main program
while True:
    Blue_LED.on()
    sleep(0.5)
    Blue_LED.off()
    sleep(0.5)