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5Pcs Led Display MAX7219 For Arduino Mcu Control Module Dot Led Matrix Module Ic

A single module can drive an 8 * 8 common cathode lattice.

Module Operating voltage: 5V.

Module size: 5 cm long X 3.2 cm wide X 1.5 cm high.

With four screws hole, aperture 3mm, by using our M3 Tongzhu fixed.

Module with input and output interfaces, supports multiple modules cascade.

Led colour:Red.

Wiring instructions:

The module left as an input port to the output port on the right.

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.

51 MCU, for example:

VCC → 5V.

GND → GND.

DIN → P22.

CS → P21.

CLK → P20.

Sun, 22 Jan 2023 09:32:24 GMT 638100055446702210 89460361FB2A27B5

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