LED Sequence with Meaning (Morse Code SOS) - Wokwi ESP32, STM32, Arduino Simulator

from machine import Pin
import utime
led=Pin(22,Pin.OUT)
listt=[[1,1],[0,1],[1,1],[0,1],[1,1],[0,2],[1,3],[0,1],[1,3],[0,1],[1,3],[0,2],[1,1],[0,1],[1,1],[0,1],[1,1],[0,2]]
for i in range(18):
    led.value(listt[i][0])
    utime.sleep(listt[i][1])