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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