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Using single chip microcomputer frequency measurement four methods of analysis and talk about accuracy, etc--frequency measurement method is realized
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频率计，测量频率。可测范围为100HZ至60khz.测量比较稳定-Frequency meter, measuring frequency. Measurable range 100HZ to 60khz. Stable measurement
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利用msp430内部的电压比较器测量方波频率，并将结果显示在1602上。-The square-wave frequency of the use of the msp430 internal voltage comparator measurement and displays the results in 1602.
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能够对产生的方波的频率进行测量，精确度保证在1 左右-Able to measure the frequency of the square wave generated accuracy guarantee about 1
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设计了一种基于EDA的数字频率计，它主要采用的是测频法测量通常情况下，计算每秒内待测信号的脉冲个数，即闸门时间为1 s。所得的计数个数即为频率，然后输出给数码管显示。-It introduces a design based on digital frequency meter EDA, it mainly adopts frequency measurement method for measuring the is usually calculated per second, for the
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频率计1:被测频率fx小于110Hz采用测周法，显示频率XXX。XXX；fx大于110Hz采用测频法，显示频率XXXXXX；
2:可利用键盘分段测量和自动分段测量；
3:可完成单脉冲测量，输入脉冲宽度范围是100微秒--0.1秒；
-Frequency meter: the measured frequency fx is less than the 110Hz measured Weeks Act, shows the frequency XXX. XXX
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用labview实现正弦信号发生及其频率和相位测量 -Sine signal frequency and phase measurement using labview
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等精度频率测量Mini51B方案,采用51单片机和CPLD实现等精度频率计的设计与现实-Such as the accuracy frequency measurement Mini51B program
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实现STC单片机的PCA捕获测频，实现高精度频率测量-STC achieve singlechip PCA capture frequency measurement, high precision frequency measurement
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dsp2812测频程序，实现过零的检测。-dsp2812 frequency measurement, zero detection.
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电子称51程序 通过测频实现测重 测频程序 人机界面 键盘标定-Electronic scales 51 by frequency measurement man-machine interface keyboard calibration weight measurement frequency measurement procedures
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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
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频率测量模块化程序库(等精度法),便于实现模块化-Frequency measurement modular library (such as precision France), easy to implement modular
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利用MSP430G2553对10HZ-6MHZ的精确测频-The precise frequency measurement of 10HZ-6MHZ by MSP430G2553
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本系统基于C8051F020实现等精度的频率测量，利用该单片机灵活的控制功能及速
度优势，大大提高了性能和测量精度。以往的测频都是采用高频段直接计数、低频段间接测周
的方法，其测量精度往往会随着被测频率的改变而受到影响。为了克服测频中高低频段测量精
度不等的缺陷，采用双计数器设计，实现等精度的频率测量。等精度的测量方法不但具有较高
的测量精度，而且在整个测频区域内保持恒定的测量精度。-The system is based on C8051F020 achieve equal p
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The block uses a counter to count the number of cycles per second and then finds the frequency from the count.
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基于51单片机的频率计，用测周法和测频法，可以实现等精度测频-Based on 51 single-precision measurement of frequency, using the measurement method and frequency measurement method week, you can achieve equal frequency
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msp430f5438 测试方波频率测量测试程序，频率范围0-300kHz 使用内部数字时钟DOC,8MHz-The MSP430F5438 test of square wave frequency measurement procedures, the frequency range of 0-300kHz using the internal DOC clock, 8MHzmsp430f5438 test of square wave frequency measurement proce
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stm32实现高精度频率测定，共两种方法
捕获法（可精确到0.001Hz）
定时器中断法（可精确到0.1Hz）-stm32 achieve high precision frequency measurement, a total of two methods
Capture (accurate to 0.001Hz)
Timer interrupt method (accurate to 0.1Hz)
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基于stm32rbt6的频率测量程序，用外部脉冲计数模式，能测1Hz到32Mhz，精度较高-Based stm32rbt6 frequency measurement procedures, external pulse counting mode, can measure 1Hz to 32Mhz, high precision
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