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一个VHDL实现的测频计
- 一个vhdl实现的测频计,开发环境为任何支持vhdl语言的厂商提供的开发环境 -VHDL achieve a frequency measurement of dollars, development environment for any VHDL language support for manufacturers of the development environment
采用等精度测频原理的频率计的程序与仿真
- 采用等精度测频原理的频率计的程序与仿真
frequency
- 基于超外差的瞬时测频方法的研究。请多多指教-superheterodyne based on the instantaneous frequency measurement methods. Please exhibitions
cpld11245
- 主要介绍了等精度频率测量原理,该原理具有在整个测试频段内保持高精度频率 测量的优点 同时在该原理基础上,采用了Verilog HDL语言设计了高速的等精度测频 模块,并且利用EDA开发平台QUARTUS11 3 .0对CPLD芯片进行写人,实现了计数等 主要逻辑功能 还使用C语言设计了该等精度频率计的主控程序以提高测量精度。本设 计实现了对频率变化范围较大的信号进行频率测量,能够满足高速度、高精度的测频要 求。-Introduced, such as the accuracy
cepin
- 瞬时测频的基础知识、多信道法瞬时测频、鉴频法瞬时测频、干涉仪比相法瞬时测频、驻波鉴相法瞬时测频、瞬时测频编码、数字计算法瞬时测频-Instantaneous Frequency Measurement of the basic knowledge, multi-channel method of instantaneous frequency measurement, frequency Instantaneous Frequency Measurement Act, interferomete
stft_timefreq_complexSignal
- 短时傅立叶变换测频,可对复信号处理。界面设计好,用户交互方式编程。-STFT frequency measurement can be complex signal processing. Interface design, the user interactively programming.
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
chepin
- 利用51单片机进行测频,分为测频与测周两种方案。10Hz到10KHz范围-Carried out using 51 single-chip frequency measurement, frequency measurement and the measurement is divided into the two-week program. Range of 10Hz to 10KHz
msp430cepin
- msp430F2274单片机捕获测频程序,调试通过-Single-chip capture msp430F2274 frequency measurement procedures, debugging through
measure_frequency_and_cycle_with_89C51_Microproces
- 用51单片机的定时器和外部中断分别实现对方波信号的高频测频和低频测周,同时将测量结果显示在LED数码管上,如果加外围加分频模块,可实现很高的精度和很高的频率测量范围-With 51 single-chip timer and external interrupt signals, respectively, to achieve the other side of the high frequency wave frequency and low frequency measurement we
FreCore8051
- 基于ACTEL FPGA的测频模块,测频精度非常高!-ACTEL FPGA-based module of the frequency measurement, frequency measurement accuracy is very high!
frequence_measure
- msp4301611 能准确测频,测频范围0~32768hz-msp4301611 accurate frequency measurement, frequency measurement range of 0 ~ 32768hz
cepin
- 基于等精度测频法的频率计测频模块,用VHDL 编写,在QUARTUS里面编译成功的-Such as precision frequency measurement method based on the frequency meter measuring frequency module, using VHDL written inside the compilation of success in the QUARTUS
cheyong
- 单片机测速 用测频的方法测速,用于简单的环境 已调试程序-MCU speed by the method of frequency measurement speed, for a simple debugger environment has been
ceping
- 单片机测频,对外部信号进行测频!简单,对初学者较易理解-MCU Frequency
timer
- keil开发的基于51单片机的测频程序,能实现用按键设置测脉冲的阀门时间。-keil the development of microcontroller-based frequency measurement 51 procedures to achieve with the buttons to set the valve pulse time measurement.
pinlvji
- 测频控制信号发生器设计,防止可能产生的毛刺。这是老师给的实验程序,共享一下!-Design of frequency control signal generator, to prevent possible glitches. This is the teacher to the experimental procedures, share what!
caiyang
- 基于VHDL的等精度测频方法,等精度测频方法是在直接测频的基础上,其闸门时间不是固定的值,而是被测信号周期的整数倍,即与被测信号同步的测频方法。-VHDL-based method of equal precision frequency measurement, and other precision frequency measurement method is based on the direct frequency measurement, the gate time is not a
Frequency_measurement_precision
- 用FPGA实现等精度测频,比一般测量频率准确,这是控制FPGA的VHDL程序,测试过是好的,可以直接下载使用。-Frequency measurement precision
比相法瞬时测频接收机仿真
- 测频接收机 用于接收雷达信号 雷达信号的接收 生成雷达的信号格式(Frequency measurement receiver is used to receive radar signal)