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1HZ-10MHZ-FPGA
- 等精度测频 FPGA程序，有很高的参考价值
fangzhen
- vhdl代码： 采用等精度测频原理的频率计程序与仿真！初学fpga者可以参考参考！！比较简单-VHDL code: Using the principle of frequency measurement accuracy, such as the frequency of procedures and simulation! FPGA beginner who can refer to reference! ! Relatively simple
dengjingducepin
- 等精度测频 FPGA程序，能实现很好的精度，最高大1HZ-FPGA, such as precision frequency measurement procedure, can achieve very good accuracy, the highest large 1Hz
EDA-basedtechnologiessuchasprecisionmulti-function
- 在对三种测频方法进行分析的基础上，介绍了基于EDA技术的等精度测频原理。给出采用AT89C51实现控制并通过FPGA来设计多功能等精度数字频率计的具体方法。该频率计可以兼顾频率计对速度、资源和测频精度等各方面的优化需求。-Frequency of three methods of analysis based on EDA technology based on the principle of frequency measurement accuracy, etc.. AT89C51 give
vhdl
- 基于FPGA的等精度频率计 频率测试功能：测量范围1Hz～20MHz。测频精度：测频全域相对误差恒为万分之一基于FPGA的等精度频率计-based on FPGA precision frequency meter
che_pin
- MSP430控制FPGA进行等精度测频！-MSP430 control FPGA to the Equal Precision Frequency!
DENGJINGDUCEPING
- 基于FPGA的等精度测频了，实现了用STM32控制FPGA测频率并用STM32处理数据用12864串行显示频率-FPGA-based and other precision frequency measurement, and to achieve control with STM32 STM32 FPGA test frequency and use the serial display data with the frequency of 12864
frequent
- FPGA等精度测频模块，实现任意频率的等精度测量-FPGA and other precision frequency measurement module, such as precision measurement of any frequency
vhdl_mode
- FPGA等精度测频程序，能测1hz到100Mhz的频率，自动计算占空比，自动转换量程，只有一百万分之一的误差，是课程实际的优秀作品。-FPGA and other precision frequency measurement procedures can be measured of 1hz to the 100Mhz frequency, and automatically calculates the duty cycle, automatic conversion range, only
8051_PLJ
- 本设计基于8051IP Core和FPGA技术结合提出一种等精度频率测量方案，解决了传统测频方法测频精度随频率的下降而下降的问题。-The design is based 8051IP Core and FPGA technology combined proposes a precision frequency measurement solutions solve the traditional frequency measurement frequency measurement accu
Digital-frequency-meter
- 1. 了解等精度测频的方法和原理。 2. 掌握如何在FPGA内部设计多种功能模块。 3. 掌握VHDL在测量模块设计方面的技巧。 -1 understand other precision frequency measurement methods and principles. (2) learn how to design a variety of functions within the FPGA module. 3 master VHDL module design aspec
fre_test_fpga
- 利用fpga等精度测频法，用verilog编写通过-Use of fpga and other precision frequency measurement method, using verilog prepared through
fre_conuter
- 该程序实现了用FPGA进行等精度测频的功能，经测试，性能良好-The program achieved using the FPGA and other precision frequency measurement function, tested, good performance
fre_test_chenshuo
- fpga的等精度测频程序，很准确，最少可以控制到0.1hz到47M,-fpga and other precision frequency measurement procedures, very accurate, at least can be controlled to 0.1hz to 47M,
Q11_SOPC_Freq_Avalon
- FPGA平台下基于Nios II的数字频率计，测频模块采用verilogHDL编写，等精度算法，Avalon总线封装，Nios II读取最终的频率数值，显示在LCD12864上。-The Nios digital frequency meter based on II FPGA platform, the frequency measurement module written by verilogHDL, such as the accuracy of algorithm, Avalon bu
tset_freq
- FPGA 等精度测频程序源码，完整工程，cycolne 4-FPGA and other precision frequency measurement program source code, complete project
Frequency-meter-program-source-code
- 基于FPGA实现的采用等精度测频原理的频率计程序源码与仿真-Frequency meter program source code and simulation based on the use and other precision frequency measurement principle of FPGA implementation
201604plj
- 利用FPGA测试信号的频率，利用内部高速计数器和等精度测量方法，实现对外部信号的精确测频。测量范围10Hz~100M。-FPGA using the frequency of the test signal, and using the internal high-speed counters and other precision measurement method for accurate measurement of the frequency of the external signa
FPGA-频率计（等精度测频+SPI通信）
- 本程序采用FPGA编程，实现等精度测频的程序，并且有实现SPI通信的程序。(This procedure uses FPGA programming, such as precision frequency measurement procedures, and to achieve SPI communication procedures.)
FPGA等精度频率计
- 先预置一个闸门信号,将该闸门信号作为D触发器的输入端,将被测信号作为D触发器的时钟,当闸门信号有效的时候(即从0到1的时候)，在被测信号的上升沿来临的时候,闸门信号被送到D触发器的Q端口。D触发器的Q端口分别连接两个计数器,一个计数器对基准时钟计数(板子上的50M时钟或者用锁相环倍频后的高速时钟)，另一个计数器对被测信号计数。当闸门信号有效被送到Q端口的时候,使能这两个计数器进行计数,当基准时钟计数到1s的时候,闸门信号拉低,无效(产生时间宽度为1s的闸门),计算这1s的时间内,被测信号计数了多