from machine import Pin
from time import sleep

RS=Pin(25,Pin.OUT)
En=Pin(23,Pin.OUT)
d0=Pin(21,Pin.OUT)
d1=Pin(19,Pin.OUT)
d2=Pin(18,Pin.OUT)
d3=Pin(5,Pin.OUT)
d4=Pin(4,Pin.OUT)
d5=Pin(2,Pin.OUT)
d6=Pin(15,Pin.OUT)
d7=Pin(13,Pin.OUT)

#secuencia de inicializacion 
def LCD (i):
  d7.value(int(i[0]))
  d6.value(int(i[1]))
  d5.value(int(i[2]))
  d4.value(int(i[3]))
  d3.value(int(i[4]))
  d2.value(int(i[5]))
  d1.value(int(i[6]))
  d0.value(int(i[7]))
  RS.value(int(i[8]))
  En.on()
  sleep(0.01)
  En.off()

# Inicializacion 
L1=["001100000","001100000","001100000","001110000","000101000","000011000","000001100","000000010"]

#        H           O           L            A        
L2=["010010001","010011111","010011001","010000011"]

#      40            M           U           N           D           O
L3=["110000000","010011011","010101011","010011101","010001001","010011111","001000011"]

for i in L1:
    LCD(i)

while(1):  
  for i in L2:
    LCD(i)

  for i in L3:
    LCD(i)

  LCD("100000000")