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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
- 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
gfdfgbb
- 设计一个简易等精度频率计 信号：方波 频率：1Hz~1MHz-Design a simple and other precision frequency meter signal: square wave frequency: 1Hz ~ 1MHz
FTEST2
- Verilog语言，等精度频率计/测脉冲宽/测占空比-Verilog language, and other precision frequency meter/measuring pulse width/measured duty cycle
frequence
- 基于51单片机的等精度频率计原理图，简单额原理，强大的功能，很实用的-Based on 51 single-chip precision frequency meter schematic, the amount of the principle is simple, powerful, very useful
equal-precision-frequency-counter
- 这个是参加电子设计大赛时候用51单片机做的等精度频率计,测量精度比较准确-This is to participate in the electronic design contest with 51 single chip to do the accuracy of the frequency meter, the accuracy of the measurement is more accurate
等精度数字频率计
- 可以测量1HZ-150MHZ矩形波(其他波形需整形后输入)信号，误差<0.01%，串口输出NC和NX值。(1HZ-150MHZ square wave can be measured (other waveform needs to be shaped after the input) signal, error <0.01%, serial output NC and NX values.)
频率计
- STM32F4 使用等精度测量法测量频率(STM32F4 Measures Frequency with Equal Precision Method)