采用凌阳SECE061A板，外接发光二极管来设计一个语音跑马灯，具体功能如下： 1. 采用61板播放一小段语音。 2. 用发光二极管显示声音的大小。 3. 可以扩展为让声音一直循环播放。-By Ling Yang SECE061A board, an external LED to design a voice Marquee, specific functions are as follows: 1. By 61 board plays a brief speech. 2. Wit