LED Display Module MAX 7219 Dot Matrix for Arduino

• Model:MAX7219
• Can drive an 8 x 8 common cathode lattice
• Module with input and output interfaces, supports multiple modules cascade
• The left of the module has an input port and the right an output port
• The control of a single module, simply input port to the CPU
• 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

• Operating voltage: 5V
• With four screws hole(diameter: 3 mm)
• For example 51 MCU:
• VCC - 5V
• GND - GND
• DIN - P22
• CS - P21
• CLK - P20
• Size of the borad: 5 x 3.2 cm
• Net weight:17 g
• Color:As shown in the pictures

• 1 x MAX7219 Dot matrix module MCU control Display module