print("Let's make external LED Blinking ")
print("Date: 21/11/2023")
print("Created by Alif")

#Import libraries
from machine import Pin
from utime import sleep

#Pin declaration
built_in_LED = Pin(Pin(2, Pin.OUT)) #(gpio pin no,)
YELLOW_LED = Pin(Pin(12, Pin.OUT))
BLUE_LED = Pin(Pin(27, Pin.OUT))
CYAN_LED = Pin(Pin(14, Pin.OUT))

#Parameter setting

#Main Program
while True:
    built_in_LED.on()
    sleep(0.1)
    built_in_LED.off()
    sleep(0.1)
    external_in_LED.on()
    sleep(0.1)
    external_in_LED.off()
    sleep(0.1)
    YELLOW_LED.on()
    sleep(0.2)
    YELLOW_LED.off()
    sleep(0.2)
    BLUE_LED.on()
    sleep(0.5)
    BLUE_LED.off()
    sleep(0.5)
    CYAN_LED.on()
    sleep(0.2)
    CYAN_LED.off()
    sleep(0.2)