MAX7219 Dot Matrix Module 4-in-1 LED Display Module COD

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A single module can drive a 8x8 dot matrix common cathode

Module size: 12.8 x 3.2 x 1.3 cm (L*W*H)

Module with input and output interfaces, support for cascading multiple modules



1. The left side of the module is the input port, and the right is the output port.

3. The more a module cascade and input end of the first module is connected with the CPU and input end of the input end of the output end is connected to the second module, output terminal of the second module connected with the three modules, and so on.

VCC→5V

DIN→P2.2

CLK→P2.0



1 x MAX7219 Dot Matrix Module














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