基于STM32的5G无线音箱实验系统设计  

The Development of 5G Wireless Speaker Box Experimental System Based on The STM32

作　　者：陆玲霞[1] 王丙楠 刘妹琴[1] 于淼[1] LU Ling-xia;WANG Bing-nan;LIU Mei-qin;YU Miao(College of Electrical Engineering, Zhejiang University, Hangzhou 310027, China)

机构地区：[1]浙江大学电气工程学院,浙江杭州310027

出　　处：《电气电子教学学报》2020年第4期111-114,共4页Journal of Electrical and Electronic Education

基　　金：2019年意法半导体公司教育部产学合作协同育人项目-STM32高校精品课程建设项目;2019年浙江大学实验技术研究项目(SJS201906);2018年浙江大学高等教育“十三五”第一批教学改革研究项目;国家自然科学基金面上项目(51877188)。

摘　　要：本文设计了一项嵌入式课程创新实验案例——以STM32F105为主控的5G无线音箱实验系统,探讨基于STM32CubeMX工具的软件开发实验方法,以笙科5G无线芯片A5130进行音频无线传输,并结合ADAU1701单芯片音频DSP进行了软硬件设计,实现可达到48kHz采样率的CD级无损音质传输,为高质量无线音箱的研制提供一种科学、可靠的解决方案。基于该系统,可开展SPI、DMA、I2S、音频数字采集与信号处理等实验项目,充分提升学生的嵌入式系统软硬件设计能力。An innovative experiment case,i.e.,the 5G wireless speaker experimental system based on STM32F105 is designed.The software development method based on STM32CubeMX tool has been discussed.A new way of using the 5G wireless chips A5130 for the wireless transmission is proposed and ADAU1701 single chip audio DSP is synthesized to design the software and hardware.Finally,the 5G wireless speaker box equipped with 48kHz sampling rate is set up with CD-level tone quality,which can provide a scientific and reliable solution for the development of high quality wireless speakers.Based on this system,various experimental projects such as SPI,DMA,I2S,audio digital acquisition and signal processing can be carried out,which can fully enhance the students'ability of hardware and software design.

关 键 词：5G无线音箱 嵌入式实验系统 STM32 

分 类 号：TN409[电子电信—微电子学与固体电子学]