User Manual

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VCC and Ground are connected to the Arduino.
Pin 12 is connected to DIN, Pin 11 is connected to CS and Pin 10 is connected to CLK.
Code
Our Sketch will make use of the “Maxmatrix” Library to communicate with the
MAX7219 modules.
After wiring, please open the program in the code folder- Lesson 15 MAX7219 LED Dot
Matrix Module and click UPLOAD to upload the program. See Lesson 2 for details about
program uploading if there are any errors.
Before you can run this, make sure that you have installed the < LedControl > library
or re-install it, if necessary. Otherwise, your code won't work.
For details about loading the library file, see Lesson 1.
Example picture