import machine
import utime

externeLED = machine.Pin(15, machine.Pin.OUT)
Piepsi = machine.Pin(14, machine.Pin.OUT)

while True:
    externeLED.value(1)
    utime.sleep(0.9)
    externeLED.value(0)
    Piepsi.value(1)
    utime.sleep(0.1)
    Piepsi.value(0)
)