A board to make using a MAX7219 & 7 segment display with Arduino projects easy and cheap
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MAX7219 4x7 Single Sided PCB.fzz
MAX7219 Dual Sided PCB .fzz
MAX7219_Hello_World_Ascending.ino
README.md

README.md

MAX7219 7 segment LED driver board

A board to make using a MAX7219 & 7 segment display with Arduino projects easy and cheap!

The board on the top is the 2-sided version. The bottom board is single-sided

Features

  • Allows for simple hookup of an LED 7-segment 4 digit display to Arduino
  • Requires 3 digital pins and 5V power
  • Compact design

Versions

  • The single-sided version requires only a single-sided PCB, but jumpers must be used
  • The double-sided version requires no jumpers but requires the ability to make dual-sided boards.

Demo Video

Blog post

Requirements

Hardware

Schematics

Single-sided:

Double-sided:

See the included Fritzing diagram for details.

Thanks to wayoda.org for the useful guide.

License

Creative Commons License
MAX7219 Board Schematics by Jeremy Wilson is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.