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what if my arduino quit working and doesn't power an led on pin 13?

it still lights up but the led that i put on gnd and pin 13 won't light up specificall ythe fade function isn't working but blink works I don't know why can someone help me?#

What sketch are you using?
nerd7473 (author)  mpilchfamily4 years ago
im using fade, why?
Copy and paste you code here so we can see it and make sure your using it correctly.
nerd7473 (author)  mpilchfamily4 years ago
I just realized that fade works on pin 9