verilog program for 8

一篇用VHDL实现快速傅立叶变换的论文，包括原理分析和代码实现，印度圣雄甘地大学M.A.学院提供(VHDL with a Fast Fourier Transform papers, including the principle of analysis and implementation of the code, the Mahatma Gandhi Institute of the University of Marat)

FIR滤波器：自定滤波器的类型（低通，高通或带通）、设计指标（通带截止频率、通带波纹、阻带截止频率、阻带衰减） 1、根据指标选择合适的窗函数，用窗口设计法设计符合指标的FIR滤波器；并验证其性能是否满足预定指标。 (FIR filters: Custom filter types (low pass, high pass or band-pass), design specifications (passband cutoff frequency, passband ripple, stopband cutoff frequency, stopband attenuation) 1, according to indicators choose the right window function, using the window design method of FIR filter designed to meet the targets and verify that its performance meets the set targets.)

基于FPGA的VHDL编程实现各种音频信号，采用的是周立功公司的fusion_startkit开发板。-FPGA-based VHDL Programming realize a variety of audio signals, are used by companies fusion_startkit weeks Ligong development board.

SPI串行总线接口的Verilog实现，详细讲解实现过程。-SPI serial bus interface Verilog realization elaborate on the realization of the process.

SDIO slave verilog code

基于verilog的FFT设计，使用vivado作为开发平台(Verilog based on the FFT design, the use of vivado as a development platform)

wm8731音频编解码芯片使用介绍,该手册里面对该芯片进行了详细的描述，对各个单元模块也进行了详细的阐述(the handbook of WM8721/WM8731L)

在几乎所有的数字系统，计数器被广泛使用的领域，如频率

采用倍频及1/3、1/12倍频绘制的路面不平度频谱图（自编）(Using octave and 1/3, 1/12 octave drawn road roughness spectrum (self))

本文件是作为超大规模集成电路设计实验室课程（EC354）一部分进行的为期一学期的项目报告。我们的项目是一个4位8点FFT（快速傅立叶变换）核心的完全定制设计。实现的FFT类型是DIF（时间抽取）FFT。