Do you know how is the cool advertising display made? It is exactly composed of these small RGB LED matrix. If you want to make a similar display, this RGB LED matrix will meet you need. That is a lot of pins of this LED matrix, so you may need a driver to help control. It sounds quite complex, but don't worry, we have provided a driver board Rainbowduino for this LED matrix as your reference. For more details about Rainbwduino, please refer to its documents.
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