目 录
1 绪论................................................................................0
1.1 总体设计.......................................................................................................................................0
1.2 预计步骤.......................................................................................................................................1
1.3 设计目的.......................................................................................................................................1
2 系统硬件设计...................................................................... 1
2.1 TMS320VC5402 芯片介绍.............................................................................................................1
2.2 DSP 设计软件 CODE COMPOSER STUDIO 2 ('C5000)...........................................................................2
2.3 系统简介.......................................................................................................................................3
2.3.1 语音采集与输出模块................................................................................................4
2.3.2 语音编码....................................................................................................................4
2.3.3 DPCM&ADPCM.......................................................................................................4
2.3.4 A 律压缩....................................................................................................................5
3 系统程序设计...................................................................... 8
3.1 程序流程图...................................................................................................................................8
3.2 代码编写.......................................................................................................................................9
4 调试过程.........................................................................18
5 运行结果.........................................................................19
总 结................................................................................ 23
致 谢................................................................................ 24
参考文献............................................................................ 25
1 绪论
1.1 总体设计