| 基于ATMEGAB的高精度超声波测距仪设计 |
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| 引用本文： | 许红梅.基于ATMEGAB的高精度超声波测距仪设计[J].电子科技,2012,25(9):115-117. |
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| 作者姓名： | 许红梅 |
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| 作者单位： | 山东省东营市垦利县供电公司电力调度办公室,山东东营,257500 |
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| 摘 要： | 针对普通超声波测距系统测量精度低的问题，介绍了一种由ATMEGA8单片机控制的实时超声波测距系统．电路主要采用专用时间测量芯片TDC—GP21，并考虑了温度补偿，有效地保证了系统测量精度和低功耗特性。
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| 关 键 词： | TDC—GP21 超声波测量 时间测量 ATMEGA8 |
Design of the Ultrasonic Distance Measurement System with High Precision Based on ATMEG8 |
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| XU Hongmei.Design of the Ultrasonic Distance Measurement System with High Precision Based on ATMEG8[J].Electronic Science and Technology,2012,25(9):115-117. |
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| Authors: | XU Hongmei |
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| Affiliation: | XU Hongmei(Power Dispatch Office,Kenli Power Company of Dongying City of Shandong Province,Dongying 257500,China) |
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| Abstract: | In view of the low measurement accuracy of the common ultrasonic telemeter system,this paper introduces a real-time system of ultrasonic distance measurement instrument controlled by ATMEGA8 SCM.The circuit adopts the high precision interval measuring chip TDC-GP21 and the temperature compensation measures to ensure the measurement accuracy and low power dissipation. |
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| Keywords: | TDC-GP21 ultrasonic measurement interval measuring ATMEGA8 |
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