MAX7219 7219 8X8 Red LED Dot Matrix Module MCU Control Controller Display Drive Driver Board DIY Kit For Arduino Common Cathode

Module parameters: 1.A single module can drive an 8 * 8 common cathode lattice2.Module Operating voltage: 5V.3.Module size: 5 cm long X 3.2 cm wide X 1.5 cm high4.With four screws hole, aperture 3mm, by using our M3 Tongzhu fixed5.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 CPU3.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 5VGND GNDDIN P22CS P21CLK P20 Package Included: 1 x module diy kit window.adminAccountId=227552571;