2
插针13和其余插针之间是否有区别?
引脚13上有一个表面安装的LED。除了点亮某物外,此引脚与通用数字引脚之间是否存在不可忽略的差异? 例如,如果I analogWrite()在引脚12和13上,则13上的输出会大大减少吗?
10
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