from machine import Pin, I2C
from ssd1306 import SSD1306_I2C
import time

ancho = 128
alto = 64

i2c = I2C(0, scl=Pin(22), sda=Pin(21))
oled = SSD1306_I2C(ancho, alto, i2c)

print(i2c.scan())
print(i2c)

while True:
    oled.text("**********************", 0,0)
    oled.text("Hola", 30,10)
    oled.text("Bienvenido", 20,20)
    oled.text("**********************", 0,30)
    oled.text("teacher", 30,40)
    oled.text("**********************", 0,50)
    oled.show()
    time.sleep(4)