| 基于DSP的高速音频采集系统的硬件设计与实现 |
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| 引用本文： | 朱朝文,曾水平.基于DSP的高速音频采集系统的硬件设计与实现[J].自动化技术与应用,2010,29(4):30-33. |
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| 作者姓名： | 朱朝文 曾水平 |
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| 作者单位： | 北方工业大学,机电工程学院,北京,100041 |
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| 摘 要： | 本文介绍了一种基于TI公司的DSP芯片TMs320VC5402的高速音频采集系统，该系统能对音频信号进行在线实时采集、存储及回放，并能通过USB外围接口器件实现与上位机的通讯。主要介绍了音频采集系统的总体方案和硬件实现，包括DSP模块、A／D和D／A模块、扩展存储器模块、CPLD控制模块、电源模块以及USB接口通讯模块等。该系统具有强大的数据采集处理能力并配有灵活的接口电路，可以作为研究音频信号采集与处理的通用平台。
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| 关 键 词： | TMS320VC5402 音频采集 U SB |
Hardware Design and Realization of High-Speed Audio Acquisition System Based on DSP |
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| ZHU Chao-wen,ZENG Shui-ping.Hardware Design and Realization of High-Speed Audio Acquisition System Based on DSP[J].Techniques of Automation and Applications,2010,29(4):30-33. |
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| Authors: | ZHU Chao-wen ZENG Shui-ping |
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| Affiliation: | ZHU Chao-wen,ZENG Shui-ping(College of Mechatronic Engineering,North China University of Technology,Beijing 100041 China) |
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| Abstract: | The paper presents a high-speed audio acquisition system based on TMS320VC5402 of DSP chip in TI corporation,it can real-time acquire,storage and replay audio signal and communicate with supervisory computer by peripheral USB interface devices.It mostly introduces the total program and hardware realization of audio acquisition system which includes DSP module,A/D and D/A module,expanding memory module,CPLD control module,power module and USB interface module.The system has high performance of signal acquiri... |
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| Keywords: | TMS320VC5402 USB |
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