import machine
import time
LED_PIN=0
BUTTON_PIN=14
led=machine.Pin(LED_PIN,machine.Pin.OUT)
button=machine.Pin(BUTTON_PIN,machine.Pin.IN,machine.Pin.PULL_UP)

while True:
    if not button.value():
        led.on()
        print("LED ON!")
        time.sleep(1)
    else:
        led.off()
        print("LED OFF!")
        time.sleep(1)