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基于CORDIC算法的FFT
- 采用按时间抽选的基4原位算法和坐标旋转数字式计算机(CORDIC)算法实现了一个FFT实时谱分析系统。-time selected by using the four-situ algorithm and coordinate rotation digital computer (CORDIC) algorithm is one is a real-time FFT spectrum analysis system.
left_right_leds
- 利用Spartan-3 Starter Board实验板上的旋转开关,设计一个通过旋转开关的方向来控制LED灯的依次点亮顺序的实验,并且要求可以循环点亮。
61EDA_B307
- 步进电机/直流电机控制器 步进电机细分旋转,或不细分旋转 直流电机控制
step_motor
- 本程序设计一个基于FPGA的4相步进电机定位控制系统。由步进电机方向设定电路模块、步进电机步进移动与定位控制模块和编码输出模块构成。前两个模块完成电机旋转方向设定,激磁方式设定和定位角度的换算等工作,后一个模块用于对换算后的角度量编码输出。
s3esk_rotary_encoder_interface
- 旋转编码器的decoder,具有消颤音功能
FFTbutter
- FFT的旋转因子算法和蝶形处理器VHDL代码实现-The rotation factor FFT butterfly processor algorithm and VHDL code
fft
- 基于VHDL语言编写的FFT程序,256点,旋转因子存在自己编写的ROM里面,乘法器和数据存储采用的是IP核-FFT-based program written in VHDL, 256 points, there is rotation factor which I have written the ROM, multiplier, and data storage is used in IP core
led_rotary
- Spartan-3E实验板,基于Verilog实现旋转按钮控制八个LED灯移动方向。- a program by verilog that can control the leds in the spartan-3e lights direction by the rotary button on it.
CORDIC
- :CORDIC算法将复杂的算术运算转化为简单的加法和移位操作,然后逐次逼近结果。这种方法很好的兼顾了精度、速度和硬件复杂度,它与VLSI技术的结合对DSP算法的硬件实现具有极大的意义,因而在数字信号处理领域得到了广泛应用。本文首先简要介绍了CORDIC算法的原理,然后详细描述了双模式(旋转/向量)CORDIC算法的预处理和后处理,并且基于FPGA实现了流水线双模CORDIC算法。-By converting complex arithmetic into simple operations su
s3esk_rotary_encoder_interface
- Xilix spartan 3E 旋转编码器接口,脉冲方向识别,AB脉冲滤波 Rotary Encoder Interface Demonstrates how to use the rotary encoder portion of the rotary pushbutton switch.-Xilix spartan 3E rotary encoder interface, pulse direction identification, AB pulse filter Ro
bujindianjidingweikongzi
- 设计一个基于FPGA的四相步进电机定位控制系统。步进电机是利用数字信号控制的电机装置,步进电机每次接受到一组脉冲数字信号,便旋转一个角度,称为步进角。不同规格的步进电机的步进角不同,与电机内部的线圈数量有关。线圈中的供应电流决定线圈所产生的磁场方向-FPGA-based design of a four-phase stepper motor positioning control system. Stepper motor control using digital signal of the
rotate_switch
- 双触点旋转开关verilog驱动,内置消抖模块。使用emacs编写源文件,iverilog仿真通过,内有png仿真图像截屏-Double-contact rotary switch verilog drive, built-in modules eliminate shaking. Prepared source files using the emacs, iverilog simulation adopted, within the simulation images png screen
rotate_led_src
- 利用旋转开关控制8个LED循环点亮方向,包括旋转开关(消抖,辨别方向)和 LED循环点亮模块。使用emacs+iverilog开发,内附gtkwave仿真截屏。-The use of rotary switch control 8 LED cycle light directions, including the rotary switch (Consumer shake, a sense of direction) and the LED light module recycling. Use
cordic
- 高速计算机旋转坐标算法的硬件实现,用于快速傅里叶算法的核心单元-Rotating coordinates high-speed computer hardware algorithm for fast Fourier algorithm is the core unit
pwm_50hz
- fpga控制舵机s3010旋转,VHDL编写,通过按钮控制-fpga control of steering rotation, VHDL preparation
mCordic
- 自己编写的cordic算法,用于坐标旋转,采用了流水线结构编写,值得看。
FFT
- 2点的碟形算法,其中包含了旋转因子乘法器,这是一种高效的复数乘法器.-2point dish method, which includes the rotation factor multiplier, which is a highly efficient complex multipliers.
ccmul
- FFT旋转因子,旋转因子是蝶形运算的组成部分,是数字信号处理FFT算法的基础部分-FFT twiddle factor, rotation factor is an integral part of the butterfly, digital signal processing is a fundamental part of FFT algorithm
wo
- sparten 3e开发板的旋转旋钮控制led灯的程序,verilog实现-sparten 3e development board led lamp rotary knob control procedures, verilog implementation
cordic_SINE_COSINE_code_vhd
- 首先采用cordic坐标旋转数字计算法推导求解三角函数的有效算法,然后利用小角度时的三角函数倍角公式推导有效的三角函数Cos,Sin 求解方法。-First use of cordic CORDIC trigonometric calculations derived an effective algorithm to solve, and then use the small angle formula of trigonometric double angle trigonometric f