# # from machine  import Pin
# # import utime

# # red = Pin(16, Pin.OUT)
# # green = Pin(18, Pin.OUT)
# pin = Pin(20, Pin.OUT)

# # while True:
# #   red.value(0)
# #   green.value(1)
# #   blue.value(1)
# #   utime.sleep(1)
# #   red.value(1)
# #   green.value(0)
# #   blue.value(1)
# #   utime.sleep(1)
# #   red.value(1)
# #   green.value(1)
# #   blue.value(0)
# #   utime.sleep(1)
  

# import serial #for Serial communication
# import time   #for delay functions
 
# # arduino = serial.Serial('com4',9600) #Create Serial port object called arduinoSerialData
# # time.sleep(2) #wait for 2 secounds for the communication to get established

# # print arduino.readline() #read the serial data and print it as line
# # print ("Enter 1 to get LED ON & 0 to get OFF")

 
# while 1:      #Do this in loop
#     pin.value(1)
#     time.sleep(1)
#     pin.value(0)
#     # var = raw_input() #get input from user
   
    
#     # if (var == '1'): #if the value is 1
#     #     arduino.write('1') #send 1
#     #     print ("LED turned ON")
#     #     time.sleep(1)
    
#     # if (var == '0'): #if the value is 0
#     #     arduino.write('0') #send 0
#     #     print ("LED turned OFF")
#     #     time.sleep(1)
import machine
import time

# Tentukan nomor pin yang akan digunakan
pin_led = machine.Pin(20, machine.Pin.OUT)

try:
    while True:
        # Nyalakan LED
        pin_led.value(1)
        print("LED ON")
        # Tunggu 1 detik
        time.sleep(1)
        # Matikan LED
        pin_led.value(0)
        print("LED OFF")
        # Tunggu 1 detik lagi
        time.sleep(1)

except KeyboardInterrupt:
    # Jika pengguna menekan Ctrl+C, hentikan program
    pass