# GPIO Kontrollü (LED Yakma/Buton Okuma)

```
import machine  
"""
Zaman gecikmesi kullanıcağız. 
Ancak machine kütüphanesinde sleep fonksiyonu mevcut olduğu için bunu yazmamız yeterli.
"""
from machine import Pin
Led=Pin(23,Pin.OUT) 
"""
Led isminde değişken tanımladık.
Bir pini output olarak tanımlamamız gerekiyor.
"""
while True: #Bunu yazdığımızda her saniyede bir GPIO değerimi on yapacak ya da off yapacak.
    Led.on()
    machine.sleep(1000)
    Led.off()
    machine.sleep(1000)

```


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