This paper discusses how to get the rotation directions in the process of computing sine /cosine with CORDIC algorithm and how to apply CORDIC Algorithm in a DDS.

• 文章讨论了应用CORDIC算法计算正弦值时旋转方向的确定方法以及CORDIC算法在DDS中的应用,为基于可编程器件设计DDS系统提供了有益的参考。