from machine import Pin, I2C
import utime
import ssd1306

led_pins = [
    Pin(1, Pin.OUT), Pin(2, Pin.OUT), Pin(3, Pin.OUT), Pin(4, Pin.OUT),
    Pin(5, Pin.OUT), Pin(6, Pin.OUT), Pin(7, Pin.OUT), Pin(8, Pin.OUT),
    Pin(9, Pin.OUT), Pin(10, Pin.OUT)
]

i2c = I2C(1, scl=Pin(15), sda=Pin(14))
oled = ssd1306.SSD1306_I2C(128, 64, i2c)

text = "MERRY CHRISTMAS"
x = 128
delay = 1

while True:
    for pin in led_pins:
        pin.on()
        utime.sleep_ms(delay)
        pin.off()

        oled.fill(0)
        oled.text(text, x, 28)
        oled.show()

        x -= 4
        if x < -len(text) * 8:
            x = 128