这是实验室买的瑞泰DSP5509开发板所戴的实验代码，里面包含了DSP基本的实验代码，比较适合刚刚学习DSP的初学者-This is the lab bought Skandia DSP5509 development board are wearing the experiment code, which contains the basic experimental DSP code, more suitable for beginners just learning DSP