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6bitmultiplier
- Multipliers are one of the most important elements in digital filters such as Finite Impulse Response (FIR) and Infinite Impulse Response (IIR) Filters. These filters are used in a wide variety of Digital Signal Processing (DSP) applications such
AVRGCC7_SPWM_D
- AVR 单片机制作的D类功放，用AVR 自带的AD采样音频输入，产生调制的PWM波，驱动功率H桥，然后滤波成放大的具有驱动能力的音频信号，驱动喇叭播放音乐。完全用程序实现，里面存有正弦波的数据，也可以输出正弦波。-AVR microcontroller produced by the Class D amplifier, the AVR AD sampling the audio input, to generate the modulation of PWM wave-driven power
Led_1608
- 通过STC单片机对音频信号采集，并且显示在8x16的led点阵。这个是电路原理图，并且调试成功！-STC single-chip audio signal acquisition and display led dot matrix 8x16. This is a circuit schematic and debugging success!
DE2_SD_Card_Audio
- 基于altera的DE2开发板的SD卡中读取音频信号成功范例-Successful example of the audio signal based on the altera DE2 board SD card
TDSPP-I2C-DMMh
- 此源代码,是一个在TMS5509A平台上运行的工程，主要功功能是音频信号采集处理，用到了不同的DSP外设。 已通过测试。 -This source code is a TMS5509A platform engineering, the main work function is the audio signal acquisition and processing, and use different DSP peripherals. Has been tested.
voice_guidance_systems
- 声音引导系统控制小车前进到固定目标处。无限芯片905发送和接收信号。两路捕获音频信号通路产生的时间差转换成距离差-The voice guidance systems to control the car forward to fixed targets. Unlimited chip 905 to send and receive signals. Two-way capture the audio signal path time difference converted into dist
car16fx090917Uart0_CS48560
- 音效驱动代码，用于DSP音效处理芯片，型号：CS48540\CS48560。实现数字音频信号处理，输出5.1声道。-Sound driver code for DSP audio processing chip, Model: CS48540 \ CS48560. Digital audio signal processing, output 5.1.
project29
- 利用定时器T1的中断来使P1.7控制蜂鸣器发出1kHz的音频信号，系统时钟为12MHz（哈工大单片机大作业内附proteus原理图）-Timer T1 interrupt P1.7 control buzzer audio signal of 1 kHz system clock 12MHz (HIT the microcontroller large job included proteus diagram)
MusicFountain
- 这是基于STM32F103写的室内音乐喷泉的源代码（已包含发送接受程序），通过麦克风采集音频信号，STM32处理，并把控制信号通过24L01发送给另一个STM32，控制7个电机的运转-This is based the STM32F103 write the indoor musical fountain source code (included sending and receiving process), collected by the microphone audio signal,
fengmingqi
- 基于80c52，蜂鸣器的简单实验，人耳可听到的声音为音频信号-80c52, buzzer simple experiment, the human ear can hear sounds as audio signal
Audio-Analysis
- 基于DSP和FPGA的音频信号分析，是全国大学生电子大赛的一等奖作品。含有完整的分析，设计，原理图，器件选择，源代码。-Audio DSP and FPGA-based signal analysis, the first prize of the National Undergraduate Electronic contest works. Containing complete the analysis, design, schematics, device selection, and
audio
- 基于嵌入式系统，对于输入一个信号实现音频输出的实验。-Based embedded systems, experimental audio output for the input of a signal.
DTMF
- DTMF（双音多频）信号的产生和检测 1、程序分两部分，前半部分为DTMF 产生，后半部分为DTMF 检测。 2、DTMF 产生中用数组in设定键值，数组长度为16，范围0~15，可人工改写； 3、数组xr为产生的行频信号，长度为102，32位浮点型； 数组xc为产生的列频信号，长度为102，32位浮点型； 数组x为产生的双音频信号，长度102点，32位浮点型； 4、数组z为DTMF检测中能量模板 ，以完成按键的行位置及列位置检测； 6、变量outkeycol
fenpinqi
- 模拟分频器是音箱内的一种电路装置，用以将输入的模拟音频信号分离成高音、中音、低音等不同部分，然后分别送入相应的高、中、低音喇叭单元中重放。之所以这样做，是因为任何单一的喇叭都不可能完美的将声音的各个频段完整的重放出来。-The analog divider speakers within a circuit device to the input analog audio signal is separated into different parts of the treble, alto,
Audio-Frequency00
- 由DSP产生正弦扫频信号和幅频特性测量的核心算法和实现过程。按此方案设计的扫频仪，可测得被测网络在20Hz~20KHz范围内的幅频特性，并将测量结果发送给PC机显示-Sine sweep signal generated by the DSP and the core algorithm of the measurement of the amplitude-frequency characteristics and implementation process. Click Sweep pro
fft
- 由32位MCU为主控制器，通过AD转换，对音频信号进行采样，把连续信号离散化，然后通过FFT快速傅氏变换运算，在时域和频域对音频信号各个频率分量以及功率等指标进行分析和处理，然后通过高分辨率的LCD对信号的频谱进行显示。该系统能够精确测量的音频信号频率范围为20Hz-10KHz，其幅度范围为5mVpp-5Vpp，分辨力分为20Hz和100Hz两档。测量功率精确度高达1 ,并且能够准确的测量周期信号的周期，-Main controller by a 32-bit MCU, via the AD c
5.3_AudioWatermarking
- 基于SystemGenerator的音频信号处理，可以成功在FPGA上验证-Based SystemGenerator audio signal processing can be successfully tested in FPGA
28284359ypfx
- 音频信号分析仪,很值得看，与大家共享，与大家一起学习-Audio signal analyzer, is worth a look, and share.
shiyan
- 数字音频信号发生器，实现100~10K正弦信号的产生，步进调节-Digital audio signal generator, to achieve 100 ~ 10K sine signal generation, step adjustment
Christmas-lamp
- 通过8ps59芯片控制 12 路灯，模式分为两种：一种为无音频 信号时，12 路灯组合出 5 种不同规律闪烁灯光 另一种是有音 频输入时 12 路灯由音频节奏伴随闪烁，貌似单路频谱-12 lamps by 8 ps59 chip control, model is divided into two kinds: one is without audio Signal, 12 street lamp combination rule of five different flashing