I don't think that that's not the bigger picture that @TomGeorge was referring to. Why did you use PE2 in the first place? You're using a Leonardo so why not use an existing board pin and the associated pin number?
I don't think that that's not the bigger picture that @TomGeorge was referring to. Why did you use PE2 in the first place? You're using a Leonardo so why not use an existing board pin and the associated pin number?