| 基于STC12C5A60S2的高频高精度频率计的设计 |
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| 引用本文： | 黄俊,余水宝.基于STC12C5A60S2的高频高精度频率计的设计[J].微型机与应用,2012,31(17):22-24. |
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| 作者姓名： | 黄俊 余水宝 |
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| 作者单位： | 浙江师范大学数理与信息工程学院,浙江金华,321004 |
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| 摘 要： | 基于传统测频原理的频率计的测量精度随被测信号频率的变化而变化。针对这一缺陷,提出了一种基于等精度测量原理的频率计设计方案。选用单时钟/机器周期的单片机STC12C5A60S2,其克服了普通8051单片机测频上限频率低的缺陷,从而满足了对高频信号进行测频的要求。该频率计具有电路结构简单、成本低和测频精度高等特点,适合测量高频小信号。
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| 关 键 词： | 等精度频率测量 频率计 STC12C5A60S2 |
Design of high-frequence a~d high-precision frequence meter based on STC12C5A60S2 |
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| Huang Jun,Yu Shuibao.Design of high-frequence a~d high-precision frequence meter based on STC12C5A60S2[J].Microcomputer & its Applications,2012,31(17):22-24. |
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| Authors: | Huang Jun Yu Shuibao |
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| Affiliation: | (College of Mathematics,Physics and Information Engineering,Zhejiang Normal University,Jinhua 321004,China) |
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| Abstract: | |
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| Keywords: | equal precision frequency measurement frequence meter STC12CSA60S2 |
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