from machine import Pin, SoftI2C
from i2c_lcd import I2cLcd
from utime import sleep, sleep_ms

adress = 0x27
i2c = SoftI2C(scl=Pin(22), sda=Pin(21), freq=100000) # connect scl to GPIO 22, sda to GPIO 21
lcd = I2cLcd(i2c, adress, 2, 16)
snake = "-"
while True:
    for i in range(13):
        lcd.move_to(i,0)
        lcd.putstr('-->')
        sleep(0.3)
        lcd.clear()
    lcd.move_to(10,1)
    lcd.putstr("--Hi--")
    sleep(5)