说明：  通过对按键的控制，能够改变跑马灯的闪烁速度和闪烁模式。可改变的闪烁速度有快，中，慢三种速度，可改变的模式有单个led逐个顺序点亮，单个led逐个逆序点亮以及由两边向中间一次点亮和由中间向两边一次点亮和8个led同时闪速共5种模式。对单个的按键的控制能够在这5种模式和三种速度之间的转换。变换功能强大
(Through the right buttons control the flash can change the ticker speed and flash mode. The flashing speed can be changed fast, medium, three kinds of slow speed, can change the pattern of a single led lit one by one sequence, a single reverse light up one by one led by the two sides to the middle of a light and from the middle to both sides of a light and Flash 8 also led a total of five kinds of modes. The control of individual keys can be in the five kinds of modes and the conversion between the three kinds of speed. Powerful transformation)