DIY Home Security – New Video:

Today we will examine the “Dot Matrix LED Module” and test it with the example of “Scrolling Text”. This LED Matrix “4-in-1” has four singular displays soldered on one piece of a single printed circuit board. You can easily create a “scrolling text” project by getting this module.

MAX7219 Dot Matrix —
Nano Board —
Mini Breadboard —
Jumper Wires —


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