| 基于S3C2410的IIS音频总线研究及其驱动实现 |
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| 引用本文： | 庄海军.基于S3C2410的IIS音频总线研究及其驱动实现[J].淮阴工学院学报,2008,17(5):72-76. |
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| 作者姓名： | 庄海军 |
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| 作者单位： | 江苏电子产品装备制造工程技术研究开发中心,江苏,淮安,223003 |
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| 摘 要： | 基于IIS总线的嵌入式音频设备的硬件体系结构及其驱动程序的实现，采用UDA1341芯片和ARM9处理器S3C2410连接构成音频系统。驱动程序设计中使用了DMA方式和缓冲区管理，提高了系统性能并实现了录放同步的功能，达到了很好的实时性效果、目前广泛应用于国防、交通、能源、工业、通信和人们的日常生活等各个领域，发挥着极其重要的作用。
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| 关 键 词： | 嵌入式 IIS总线 IIC总线 设备驱动 DMA |
The Research and Driver Implementation of IIS Bus Based on S3C2410 |
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| ZHUANG Hai-jun.The Research and Driver Implementation of IIS Bus Based on S3C2410[J].Journal of Huaiyin Institute of Technology,2008,17(5):72-76. |
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| Authors: | ZHUANG Hai-jun |
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| Affiliation: | Jiangsu Engineering Technology Research and Development Center of Electronic Product Equipment Manufacturing;Huai'an Jiangsu 223003;China |
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| Abstract: | This subject is mainly to introduce the hardware architecture about embedded audio device and driver implementation based on IIS bus.The construction of a audio system is formed by using ARM9 processor S3C2410 and audio processor chip UDA1341.In the designing of audio drivers,DMA transmission and buffer subsection technology enhance the real time process of audio data.A synchronized record and playback audio system are realized. |
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| Keywords: | DMA |
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