MAX7219 LED Dot Matrix Module MCU Control Red LED Display Module 5V Interface Module 8x8 Output Input Common Cathode for Arduino

MAX7219 LED Dot Matrix Module MCU Control Red LED Display Module 5V Interface Module 8x8 Output Input Common Cathode for Arduino Specifications:   1.A single module can drive an 8 * 8 common cathode lattice 2.Module Operating voltage: 5V. 3.Module size: 5 cm long X 3.2 cm wide X 1.5 cm high 4.With four screws hole, aperture 3mm, by using our M3 Tongzhu fixed 5.Module with input and output interfaces, supports multiple modules cascade 6.Led colour:Red   Wiring instructions:   1.The module left as an input port to the output port on the right. 2.The control of a single module, simply input port to the CPU 3.Multiple modules cascade input termination CPU, 2 output termination module, a module of the input of the input terminal, the output terminal of the first two modules of the first three modules, and so on ...   51 MCU, for example:   VCC → 5V GND → GND DIN → P22 CS → P21 CLK → P20   Package Included:   1 x MAX7219 Dot Led Matrix Module