CORDIC（Coordinate Rotation Digital Computer）算法即坐标旋转数字计算方法，是J.D.Volder1于1959年首次提出，主要用于三角函数、双曲线、指数、对数的计算。该算法通过基本的加和移位运算代替乘法运算，使得矢量的旋转和定向的计算不再需要三角函数、乘法、开方、反三角、指数等函数。
里面包含了sin,cos运算以及反正弦余弦运算，有文档，代码，个人仿真也没问题。cyclone4编译占用1050le。
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