import max7219
from machine import Pin, SPI
import time

spi = SPI(1, baudrate=10000000, sck=Pin(14), mosi=Pin(15)) # MOSI = DIN and SCK = CLK

display = max7219.Matrix8x8(spi, Pin(17), 4)  # Pin CS in Pin9

def display_text(text):

    for ibox in range(len(text) * 8):
        display.fill(0)
        display.text(text, ibox, 0, 1)
        display.show()
        time.sleep(0.4)

display_text("TD4 Rules")