数字频率计的设计与实现 |
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引用本文: | 杨帆.数字频率计的设计与实现[J].科技广场,2011(9). |
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作者姓名: | 杨帆 |
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作者单位: | 陕西理工学院机械工程学院,陕西汉中,723000 |
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摘 要: | 本文介绍了一种基于AT89C51单片机的数字频率计。该数字频率计利用单片机内部的定时/计数器,配合相应的前置信号处理电路、外围接口电路以及相应的软件可完成待测周期信号的频率测量。
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关 键 词: | 频率计 数字 单片机 |
Design and Realization of Digital Frequency Counter |
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Abstract: | This thesis describes a digital frequency microcontroller which based on AT89C51 design.The digital frequency meter is using microcontroller's internal timer/counter,with the corresponding pre-signal processing circuit,the external interface circuit and the corresponding software,which to be measuring the frequency of periodic signal under test. |
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Keywords: | Frequency Meter Digital Microcontroller Unit(MCU) |
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