| 基于FPGA的音频播放系统设计 |
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| 引用本文： | 郭颂,何云斌.基于FPGA的音频播放系统设计[J].信息技术,2011(5):95-100. |
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| 作者姓名： | 郭颂 何云斌 |
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| 作者单位： | 哈尔滨理工大学计算机科学与技术学院,哈尔滨,150080 |
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| 摘 要： | 介绍了基于FPGA的嵌入式数字音频播放系统的设计.该设计在FPGA上利用WM8731编/解码芯片,通过配置SOPC中的NiosⅡ软核CPU和相关的接口模块来实现嵌入式系统的主要硬件结构,并结合软件设计来控制音频编/解码芯片和SD卡,实现了音频信号的D/A转换、存储、播放等功能.由于采用了SOPC技术,使得该系统具有集成...
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| 关 键 词： | FPGA WM8731 SOPC 12C总线 |
Design of audio playback system based on FPGA |
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| GUO Song,HE Yun-bin.Design of audio playback system based on FPGA[J].Information Technology,2011(5):95-100. |
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| Authors: | GUO Song HE Yun-bin |
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| Affiliation: | (Department of Computer,Harbin University of Science and Technology,Harbin 150080,China) |
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| Abstract: | This paper introduces a design of digital audio playback embedded system based on FPGA.Using WM8731 encode and decode chip,configure NiosII soft core CPU and some corresponding interface modules on a FPGA to construct an embedded system’s hardware,and combine software programming to controlling audio encode and decode chip and SD card,the system realized A/D,D/A conversion,saving and replaying of audio signal.Due to using the SOPC technology,it has high integration,good stability,design flexibility and high design efficiency. |
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| Keywords: | FPGA WM8731 SOPC |
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