| 用6805实现宽范围高精度频率测量 |
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| 引用本文： | 李立东. 用6805实现宽范围高精度频率测量[J]. 自动化与仪表, 1994, 9(6): 48-50 |
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| 作者姓名： | 李立东 |
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| 作者单位： | 南昌航空工业学院电子系 |
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| 摘 要： | 采用ＭＣ６８０５系列单片机并充分利用其定时器，选择测频法或测周法，可以实现定范围、高精度频率测量。此种方法只占用１个内部定时器，节省了硬件开销。
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| 关 键 词： | 单片机 频率测量 定时器 预分频器 |
The Wide-range and High-precision Frequency Measurement with 6805 Single-chip Microcomputer |
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| Li Lidong. The Wide-range and High-precision Frequency Measurement with 6805 Single-chip Microcomputer[J]. Automation and Instrumentation, 1994, 9(6): 48-50 |
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| Authors: | Li Lidong |
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| Abstract: | Wide- range and high-precision frequency measurement is realized by using MC6805 series single chip computer and its timer, Either frequency messurement or period measurement can be chosen, only one inner- timer is occupied, so hard-ware cost is saved |
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| Keywords: | frequency measurement single chip computer |
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