Hello all, I am a complete Arduino beginner and maybe trying something a bit too difficult too fast, But perseverance will prevail. I have bought an UNO along with a featherwing LED Matrix. The board has a demo that can be downloaded but I am having difficulty getting it to work. (See attachment) …

15x7 Charlieplex Featherwing matrix working on Uno Board

Grumpy_Mike October 9, 2017, 8:49pm 2

Please read this:-
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and never ever post a screen shot of code. How can we replicate your code on our machines to find out what is wrong?

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15x7 Charlieplex Featherwing matrix working on Uno Board

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