| 基于AT89C51单片机A/D转换电路的研究 |
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| 引用本文： | 朱彩霞. 基于AT89C51单片机A/D转换电路的研究[J]. 淮阴工学院学报, 2011, 20(1): 24-26 |
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| 作者姓名： | 朱彩霞 |
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| 作者单位： | 淮安信息职业技术学院电子工程系,江苏淮安,223003 |
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| 摘 要： | 研究A/D转换接口电路,设计ADC0809与AT89C51为核心的接口电路,编写了相应的A/D转换程序,且与ADC0809与8031为核心的连接电路进行比较。研究表明：改进的接口电路具有提高测量精度、并可用串行A/D芯片扩展多通道A/D转换电路、电路具有简单实用等特点。
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| 关 键 词： | A/D转换 单片机 接口 |
A/D Conversion Interface Circuit Improvement |
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| ZHU Cai-xia. A/D Conversion Interface Circuit Improvement[J]. Journal of Huaiyin Institute of Technology, 2011, 20(1): 24-26 |
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| Authors: | ZHU Cai-xia |
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| Affiliation: | ZHU Cai-xia(Huai＇an College of Information Technology,Huai＇an Jiangsu 223003,China) |
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| Abstract: | This paper makes a study of A/D conversion interface circuits,designs the interface circuit based on ADC0809 and AT89C51,compiles the corresponding A/D conversion process.Comparison is made between the core circuits of 8031 and ADC0809.Studies show that the improved interface circuit has improved accuracy,and can expand multi-channel A/D converter circuit by using a serial A/D chip.The circuit has simple and practical characteristics. |
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| Keywords: | ADC SCM interface |
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