7 Bi-color LED Matrix Scrolling Text Display

Here, we show how a 7 Bi-color 8x8 LED Matrix Scrolling Text Display is built, in which messages and commands can be sent to it via Bluetooth using an Android Smart Phone. Logically, any devices capable of sending text messages via Bluetooth may be adapted to work with the display. To build this project, basic electronics component soldering skills and some knowledge on using the Arduino or Arduino based mi ...

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