from machine import I2C, Pin
from time import sleep
from pico_i2c_lcd import I2cLcd

i2c = I2C(0, sda=Pin(20), scl=Pin(17), freq=400000)
I2C_ADDR = i2c.scan()[0]
lcd = I2cLcd(i2c, I2C_ADDR, 2, 16)

while True:
    lcd.move_to(2,0)
    lcd.putstr("Hello world!")
    lcd.move_to(5,1)
    lcd.putstr("hi TSR")
    sleep(5)
    lcd.clear()
    sleep(1)