from machine import Pin
import time
time.sleep(0.1)#wait for USB to become ready

ext_led= Pin(15,Pin.OUT)
button=Pin(14,Pin.IN,Pin.PULL_DOWN)
print()
last_state=0
while True:
    current_state=button.value()
    if current_state==1 and last_state==0:
        print("Button PRESSED")
    
    elif current_state==0 and last_state==1:
        print("Button RELEASED")
    
    ext_led.value(current_state)
    last_state=current_state
    time.sleep(0.05)