制作AVR下在线，原理图可以在其他网站找到，非常普遍。在此不赘述。-Under the production-line AVR, schematics can be found at other sites, very common. Do not want to go at this.

网站嵌入视频代码,主要用于在网站制作中插入视频。-Site embed video code, mainly used in the production site to insert the video.