ITEM NAME:1Set MAX7219 dot led matrix MCU control LED display module for Arduino' JCï¼W Product introduction: 100% and high quality 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 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 Packaging includes: 1*MAX7219 lattice module (finished product, with lattice, tested) 5* DuPont line.1 MAX7219 lattice module (finished product, with lattice, tested). 51 MCU, for example The module left as an input port to the output port on the right. Module with input and output interfaces, supports multiple modules cascade.
