from time import sleep
from machine import Pin

rled = Pin(9, Pin.OUT, value=0)
btn = Pin(6, Pin.IN, Pin.PULL_UP)

print(f"LED: {rled.value()}")
while True:
    try:
        if btn.value() == 0:
            rled.toggle()
            print(f"LED: {rled.value()}")
            sleep(0.2)
        else:
            sleep(0.01)
    except KeyboardInterrupt:
        break
rled.off()
print("Finished.")