此文档是本人在用DM642跑8点FFT时做的测试工作，包含浮点和定点程序之间的效率对比。-This document is my DM642 running 8:00 in use when doing FFT testing, including procedures for floating point and fixed-point comparison between the efficiency.

此文档是一份经典算法FFT的演讲PPT，包含最小8点FFT源码。-This document is a classical algorithm for FFT' s speech PPT, with minimum 8 FFT source code.

Abstract—Power is becoming a precious resource in modern VLSI design, even more so than area. This paper proposes a novel architecture for modular, scalable &reusable hybrid constant co-efficient multiplier (KCM) circuit. Comparison is made b