slyke / led_8x8x4_max7219_matrix

Arduino 4 8x8 LED Matrix display

This is an example on how to use the 4 8x8 LED displays that are powered by a MAX7219 chip.

Demo:

https://www.youtube.com/watch?v=6ddNJZNmS8U

Running this code:

Just copy and paste into the Arduino IDE and upload it to your Arduino. Make sure that you have set the pins correctly in the file!

Custom Message:

Just change everything in between the quotes on line 33. Don't forget to remove doBinaryCount() and scrollFont() in the loop() function! Unless you want them there that is.

Hardware:

• Arduino Uno
• MAX7219 with 8x8 Dot Matrix LED Module (4 in 1)
• Wires and stuff