vivid New Member Feb 14, 2017 #1 Here is a Music Spectrum using NeoPixel RGB LED Matrix and ARM microcontroller. I used the online circuit design tool EasyEDA.com to draw the circuit. This link is my competed circuit diagram and PCB, where you can see it very clearly.
Here is a Music Spectrum using NeoPixel RGB LED Matrix and ARM microcontroller. I used the online circuit design tool EasyEDA.com to draw the circuit. This link is my competed circuit diagram and PCB, where you can see it very clearly.