from machine import Pin
from utime import sleep

led = Pin(15, Pin.OUT)
dot=0.25
dash=1
gap=0.2
gap_l=0.5
gap_w=2

while True:
    led.value(1) #r
    sleep(dot)
    led.value(0)
    sleep(gap)
    led.value(1)
    sleep(dash)
    led.value(0)
    sleep(gap)
    led.value(1)
    sleep(dot)
    led.value(0)
    sleep(gap_l)
    led.value(1) #a
    sleep(dot)
    led.value(0)
    sleep(gap)
    led.value(1)
    sleep(dash)
    led.value(0)
    sleep(gap_l)
    led.value(1) #j
    sleep(dot)
    led.value(0)
    sleep(gap)
    led.value(1) 
    sleep(dash)
    led.value(0)
    sleep(gap)
    led.value(1) 
    sleep(dash)
    led.value(0)
    sleep(gap)
    led.value(1) 
    sleep(dash)
    led.value(0)
    sleep(gap_l)
    led.value(1) #a
    sleep(dot)
    led.value(0)
    sleep(gap)
    led.value(1)
    sleep(dash)
    led.value(0)
    sleep(gap_l)
    led.value(1) #t
    sleep(dash)
    led.value(0)
    sleep(gap)