Leave your Serial monitor connected until it crashes, hopefully you get a stack trace. That'll be helpful to get an idea of what's going wrong. Clean up your code, that can also help finding the problem. Get rid of all uses of String.
Leave your Serial monitor connected until it crashes, hopefully you get a stack trace. That'll be helpful to get an idea of what's going wrong. Clean up your code, that can also help finding the problem. Get rid of all uses of String.