from machine import Pin, SoftI2C
from ssd1306 import SSD1306_I2C
from utime import sleep, sleep_ms
 
i2c = SoftI2C(sda=Pin(21), scl=Pin(22))
display = SSD1306_I2C(128, 64, i2c)

#display.invert(1)
display.fill(1)
display.poweroff()      
sleep(2)
display.poweron()   
 
sleep(2)
display.text('Hellow, Olga!',10,30,0)
display.hline(0, 8, 128, 0) 
display.hline(0, 60, 128, 0) 
 
display.show()