Max7219 Dot For Matrix Module Microcontroller Module Red

100% brand new and high quality
100% brand new and high quality
Description:
Single module can drive an 8 * 8 dot matrix common cathode
Module Operating voltage: 5V/3.3V
Module Dimensions: length 3.3cm X 3.3cm wide
Modules with input and output interfaces, support for cascading multiple modules
Wiring instructions:
On the left block to an input port, an output port on the right
When the control of a single module, simply enter the port received a CPU
When more than 3 modules cascaded output input termination CPU, the input output termination module of the first two modules of the first one, the first two modules of the termination input terminal of the three modules, and so on
To 51 single example: VCC 5V GND GND DIN P1.0 CS P1.1 CLK P1.2
Quantity:1pc