Display color:
Green or Blue (we ship Green if not specify)

Wiring instructions:
The left side of the module to the input port, the right to an output port
When the control of a single module, simply input port connected to CPU
When a plurality of cascaded modules, input and output termination CPU, an input terminal of the second output end of the first module a module, the first two modules of the input terminal of the three termination modules, and so on...
51 microcontrollers, for example:
VCC 5V
GND GND
DIN P2.2
CS P2.1
CLK P2.0

Size for manual measurement, there may be a 0 to 2 cm error, belongs to the normal phenomenon.
And due to the difference between different monitors, the picture may not reflect the actual color of the item.

Package includes:
●1x MAX7219 Dot Matrix Module 4-in-1
●1x 20cm DuPont line 5pin    

Note: all the descriptions and prices are subject to change without prior notice.

Free Shipping: No

Shipping Weight/Unit(g): 0.00

Std. Packing Qty. (pcs): 1

Report an Error (Win $10 Prize)