from machine import Pin
from time import sleep_ms
import esp

esp.osdebug(0)


pin_14 = Pin(14, Pin.OUT, value = 0)
pin_12 = Pin(12, Pin.OUT, value = 0)
pin_13 = Pin(13, Pin.OUT, value = 0)
pin_15 = Pin(15, Pin.OUT, value = 0)
pin_16 = Pin(16, Pin.OUT, value = 0)
pin_5 = Pin(5, Pin.OUT, value = 0)
pin_4 = Pin(4, Pin.OUT, value = 0)
pin_0 = Pin(0, Pin.OUT, value = 0)


while True:
    pin_14.high()
    sleep_ms(500)
    pin_14.low()
    sleep_ms(500)
    pin_12.high()
    sleep_ms(500)
    pin_12.low()
    sleep_ms(500)
    pin_13.high()
    sleep_ms(500)
    pin_13.low()
    sleep_ms(500)
    pin_15.high()
    sleep_ms(500)
    pin_15.low()
    sleep_ms(500)
    pin_16.high()
    sleep_ms(500)
    pin_16.low()
    sleep_ms(500)
    pin_5.high()
    sleep_ms(500)
    pin_5.low()
    sleep_ms(500)
    pin_4.high()
    sleep_ms(500)
    pin_4.low()
    sleep_ms(500)
    pin_0.high()
    sleep_ms(500)
    pin_0.low()
    sleep_ms(500)
