I am new here. I am using Arduino to operate a train switch. My Arduino is connected to a 8 block relay. When I'm using If statements everything works fine. But I find Switch Case more elegant. The strange thing is that digitalWrite does not work within a case. Port numbers are OK. It is very strang…

Switch Case ipv If Then

tweety_te January 16, 2024, 7:23pm 4

Found the error. Very very stupid: I forgot to define the ports as OUTPUT!

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