8*8点阵的操作，可以参照其他与案例讲解的书，进一步了解，很实用，现在的电子屏不就是小点阵的拼接吗？-8* 8 dot matrix operations, can refer to other cases to explain the book to further understand, very practical, the electronic screen is small lattice stitching?

使用KEIL开发,庭审系统控制firmware,包括8个视频输入输出矩阵,8个音频输入输出矩阵,5个VGA输入,语音激励,视频拼接等-Use KEIL development, the trial system control firmware, including eight video input and output matrix, 8 audio input and output matrix, 5 VGA input, voice activation, video stitching