from microbit import *

display.off()

pin16.write_digital(0)
pin15.write_digital(0)
    
while True:
    # prvi izlaz
    pin16.write_digital(1)    
    sleep(500)
    pin16.write_digital(0)
    sleep(500)
    # drugi izlaz
    pin15.write_digital(1)    
    sleep(500)
    pin15.write_digital(0)
    sleep(500)