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DSP数字音频处理器使用说明文档V1.2
时间:2022-10-20 18:36:27

DSP 数字音频处理器说明文档目录

1.技术简介(Technology Overview) ............................................................ 5

1.1 技术简介(Introduction To Technology)......................................................................................................5

1.2 音频输入部分(Audio Input Section).............................................................................................................5

1.3 音频输出部分(Audio Output Section)..........................................................................................................6

1.4 浮点 DSP(Float Point DSP).............................................................................................................................6

1.5 信号处理流程(Audio Flow)..............................................................................................................................8

1.6 典型系统应用(Typical System Application).....................................................................................................9

2 硬件(Hadrware) ......................................................................................... 10

2.1 安全说明(Safety)..............................................................................................................................................10

2.2 音频线参考(Audio Wiring Reference)........................................................................................................11

2.3 规格参数(Specifications)...............................................................................................................................13

2.4 机械参数(Mechanical Data)..........................................................................................................................14

2.5 前面板(Front Pannel)..................................................................................................................................... 14

2.6 后面板(Rear Pannel).......................................................................................................................................15

3 软件(Software) ........................................................................................... 16

3.1 软件安装(Software Installation)..................................................................................................................16

3.2 使用软件(Using the Software).....................................................................................................................17

3.3 模块参数(Audio Module Parameters).......................................................................................................18

3.3.1 输入源(Input Srouce)............................................................................................................................. 18

3.3.2 扩展器(Expander)....................................................................................................................................19

3.3.3 压缩器限制器(Compresser Limiters)...................................................................................................20

3.3.4 自动增益(Auto Gain Control)...............................................................................................................21

3.3.5 均衡器(Equalizers)...................................................................................................................................22

3.3.6 反馈抑制(FeedBack)................................................................................................................................23

3.3.7 自动混音(AutoMixer)..............................................................................................................................25

3.3.8 回声消除(Echo Caceler)......................................................................................................................... 26

3.3.9 噪声抑制(Noise Supression).................................................................................................................27

3.3.10 矩阵(Matrix)........................................................................................................................................... 28

3.3.11 高低通(HighPass&LowPass Filter)................................................................................................... 28

3.3.12 延时器(Delay).........................................................................................................................................29

3.3.13 输出(Output)..........................................................................................................................................29

3.3.14 USB 声卡(USB Soundcard)...................................................................................................................... 30

3.4 设置菜单(Setting Menu)............................................................................................................................... 31

3.4.1 文件菜单(File Menu)...............................................................................................................................31

3.4.2 设备设置(Device Setting)......................................................................................................................32

3.4.3 GPIO 设置(GPIO Setting)......................................................................................................................32

3.4.4 分组设置(Group Setting).......................................................................................................................35

3.4.5 面板设置(Pannel Setting)......................................................................................................................36

3.4.6 帮助菜单(Help Menu).............................................................................................................................38

3.5.7 用户界面(User Interface).......................................................................................................................38

3.5.8 移动设备使用(Mobile device usage)..................................................................................................... 39

4 控制(control) .............................................................................................. 41

4.1 外部控制编程(External Control Programer).............................................................................................41

4.2 控制协议(Control Protocol)........................................................................................................................ 41

4.3 串口转 UDP(RS232 To UDP)..............................................................................................................................44

5 常见问题 ...................................................................................................... 45

附录 A :模块 ID 分配 ................................................................................... 46

附录 B :模块参数类型(1) ............................................................................ 47

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