说明：  本实验是通过使用DSP内部的定时器0来实现对LED灯的控制 , 可看到板上8个发光二极管奇数号LED与偶数号LED交替闪烁
(In this study, by using the internal DSP timer 0 to achieve the control of LED lights can be seen on-board eight light-emitting diode LED with an even number odd number LED alternately flashes)