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

i2c = I2C(0,sda = Pin(0), scl = Pin(1), freq = 400000)
oled = SSD1306_I2C(128, 64, i2c)

while True:
  oled.fill(0)
  oled.text('Clean.Air.Act! ',5,10)
  oled.text('First test',5,25)
  oled.text('of the ',5,35)
  oled.text('OLED-display',5,45)
  oled.show()