| 基于声卡的多功能信号发生器 |
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| 引用本文： | 曹剑中,陈晔.基于声卡的多功能信号发生器[J].自动化与仪表,2011(8). |
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| 作者姓名： | 曹剑中 陈晔 |
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| 作者单位： | 中国科学院西安光学精密机械研究所;中国科学院研究生院; |
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| 摘 要： | 使用LabVIEW编程环境对声卡调用,通过软件生成各种常用波形、逻辑信号、公式波形、实时任意波形进行合成,在满足声卡输出范围的前提下,通过声卡设备输出合成信号,实现信号发生器的功能。并编写手动实时任意信号输出,实现多功能信号发生器的全部功能。使用该软件可以在电脑上不需要额外的设备生成硬件测试可用的信号。
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| 关 键 词： | 信号发生器 虚拟仪器 LabVIEW 声卡 |
Multifunction Signal Generator Based on Audio Card |
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| CAO Jian-zhong,CHEN Ye.Multifunction Signal Generator Based on Audio Card[J].Automation and Instrumentation,2011(8). |
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| Authors: | CAO Jian-zhong CHEN Ye |
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| Affiliation: | CAO Jian-zhong1,CHEN Ye1,2(1.Xi'an Institute of Optics and Precision Mechanics,Chinese Academy of Sciences,Xi'an 710119,China,2.Graduate University of the Chinese Academy of Sciences,Beijing 100039,China) |
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| Abstract: | Under the premise of meeting the output range of PC audio card,using the LabVIEW programming environment for audio card calls,through programming software generate general waveform,logic signal,formula wave,real-time arbitrary waveforms,sound card device output through the synthesis of signal,achieve signal generator function.And the preparation of any real-time arbitrary signal output manually to achieve the full functionality of multi-function signal generator.You can use the software on the computer hard... |
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| Keywords: | signal generator virtual instrument LabVIEW audio card |
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