implicit declaration of function 'LED_STA' [-Wimplicit-function-declaration

回答: 根据提供的引用内容，问题中的错误信息是"implicit declaration of function 'LED_STA' \[-Wimplicit-function-declaration\]"。根据这个错误信息，可以判断在代码中使用了一个未声明的函数"LED_STA"。然而，根据提供的引用内容，没有找到与"LED_STA"相关的代码或函数声明。因此，可能需要检查代码中是否存在拼写错误或者确保函数"LED_STA"已经正确声明和定义。
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