I'm very confident that this button handling is easy and efficient, and you can transplant it to any embedded processor because of the powerful portability of the C language. At the same time, it uses some layered thinking, which is also very useful in the microcontroller, but also another focus of this article.

Filename	Size	Update
新型的按键扫描程序.doc	32256	2015-11-08
新型的按键扫描程序.txt	8376	2015-11-08

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