Serial115200do while会先执行一次程序后判断条件是否成立，条件成立重复执行，反之跳出循环trueSerialprintln1delay1000FALSEwhile会先判断条件是否成立，再选择是否执行程序，条件成立重复执行，反之跳出循环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