基于ARM与DSP双核控制的数字语音学生终端设计  

Study for student terminal in the digital radio-teaching system based on ARM and DSP

作　　者：杨珍[1,2] 倪洪杰[1] 丁明军[1] 

机构地区：[1]浙江工业大学信息学院,杭州310023 [2]上海工程技术大学工程实训中心,上海201620

出　　处：《工业仪表与自动化装置》2011年第2期51-55,共5页Industrial Instrumentation & Automation

摘　　要：参考语音学习系统数字化的发展和嵌入式技术在声音数字处理中的运用情况,提出一种基于ARM和DSP双核控制的数字语音学生终端设计方案,对终端硬件电路和软件电路进行详细设计,并确定了终端的通信协议。测试后表明,该终端不仅实现了语音信号中变速不变调的功能,也满足新型数字语音学习系统的应用要求。With the development of the digital radio-teaching system,and the application in the digital processing of sound of embedded technology,propose a kind of student terminal design of digital speech based on ARM and DSP,go on in detail designing to terminal hardware circuit and software circuit,confirm the terminal communication agreement.The results show that the terminal have realized the function that change speed and does not modify tone in the digital radio,meet the application requirement for the digital radio-teaching system.

关 键 词：ARM DSP 数字语音 学生终端 

分 类 号：TP334.1[自动化与计算机技术—计算机系统结构]