https://github.com/anachrocomputer/max7219x4

Arduino sketch to drive four MAX7219 chips with 8x8 pixel LED displays. Makes a simple animated test pattern on the 16x16 matrix.
https://github.com/anachrocomputer/max7219x4

arduino led-matrix max7219

Last synced: about 2 months ago
JSON representation

Arduino sketch to drive four MAX7219 chips with 8x8 pixel LED displays. Makes a simple animated test pattern on the 16x16 matrix.

• Host: GitHub
• URL: https://github.com/anachrocomputer/max7219x4
• Owner: anachrocomputer
• Created: 2019-01-26T13:10:48.000Z (over 7 years ago)
• Default Branch: main
• Last Pushed: 2025-06-25T21:19:34.000Z (11 months ago)
• Last Synced: 2025-06-25T22:31:02.158Z (11 months ago)
• Topics: arduino, led-matrix, max7219
• Language: C++
• Homepage:
• Size: 3.91 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

Awesome Lists containing this project

README

          
![Static Badge](https://img.shields.io/badge/MCU-ATmega328-green "MCU:ATmega328")

![Static Badge](https://img.shields.io/badge/BOARD-Arduino-green "BOARD:Arduino")

![Static Badge](https://img.shields.io/badge/DISPLAY-MAX7219-green "DISPLAY:MAX7219")

# MAX7219x4 #

Arduino sketch to drive four MAX7219 chips connected to four 8x8

pixel LED display modules.

The modules are arranged to make a 16x16 pixel display, and the

frame buffer in the code treats this as a 256-bit (32-byte) bitmap.

The main loop draws a simple animation.

## Pinouts and Connections ##

|Arduino | Name | MAX7219 Display |

|--------|------|-----------------|

| D10    | CS   | CS              |

| D11    | SDA  | DIN             |

| D13    | SCLK | CLK             |