搜索资源列表
FFT
- 此为2007年全国大学生电子设计大赛A题音频信号分析仪的源代码,其最主要的特点是采用FFT算法在MSP430中实现音频频谱的分析
STC12C系列单片机做FFT音频显示
- 可在液晶上显示音乐实时的频谱。
fft2004
- 51单片机实现lcd2004液晶显示音频频谱程序-51 MCU lcd2004 LCD audio spectrum program
FFT_armtest
- 自己写的一个基于eMbedded Visual C++的音频采集以及频谱分析小程序。 包括录音,回放,时域波形,频谱图-Based on the eMbedded Visual C++ of the audio spectrum analysis procedures. Including recording, playback, time-domain waveform, frequency spectrum
yinpinfenxiyi
- 大学生电子竞赛论文报告-音频信号分析仪。主要利用频谱分析原理,频谱分析是把信号的能量用频率的函数显示出来-Undergraduate Electronic Thesis Competition Report- audio signal analyzer. The main principle of the use of spectrum analysis, spectrum analysis is used to signal the frequency of the energy functi
1
- 本音频信号分析仪由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,是理想的音频信号分析仪的解决方案。-Abstract: The audio
yinpinxinhaofenxiyi
- 本音频信号分析仪由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序-The audio signal analyzer is based on a 32-bit MCU controller, through the AD converter for audio signal sampling, the continuous s
audio
- 用mega8 做的音频分析,能够实时显示mic输入的音频信号波形和频谱。-Mega8 to do with audio analysis to real-time display mic input audio signal waveform and frequency spectrum.
Based_on_Single_Chip_Audio_Signal_Analyzer
- 一篇很好的论文,在这里分享了!!是关于利用单片机对音频信号进行控制,频谱分析的!-A very good paper, shared here! ! Is on the use of microcomputer control of the audio signal, spectrum analysis!
FFT-avr
- 我的毕业设计,关于AVR单片机的fft程序,确实可用,请大家享用吧。是2009年做的,在优酷网上有视频,可以搜索音频频谱音乐盒。- I graduated from the design, on the AVR single-chip FFT procedures, is available, please enjoy. On 2009, in excellent brutal net video, can search the audio spectrum music box.
FFT
- 用单片机实现音频频谱(32*64点阵) 很好玩的
matrix
- 基于STC12C5A60S2的音频频谱显示,采用32.768MHz晶振,进行128点FFT变换,用32×64点阵将频谱显示出来。-, STC12C5A60S2-based audio spectrum with 32.768MHz crystal, 128-point FFT transform, and 3264 dot matrix spectrum is displayed.
16-divided-by-FFT-
- 采用快速傅立叶变换(FFT)离散傅里叶变换的一种快速算法,来实现音频频谱变化,在32*64双色点阵上显示音频频谱 16分频-A discrete Fourier transform using a fast Fourier transform (FFT) a fast algorithm to achieve changes in the audio spectrum, the audio spectrum 16 is divided in a 32* 64-color dot matrix
qweqqwvcs
- fft音频频谱分析适用stc51 51单片机,12964显示屏显示-the the FFT audio spectrum analysis applicable stc51 51 microcontroller, 12964 display shows
C51FFCMUSIC
- 单片机FFT音频频谱显示效果源码,可以运行在低频率单片机上。-MCU FFT audio spectrum display source code, you can run in the low-frequency microcontroller.
audio-spectrum-analyzer.
- 基于msp430F5529和ili9481彩屏液晶制作的音频频谱分析仪。-Based msp430F5529 and ili9481 color LCD crafted audio spectrum analyzer.
mcu51_fft_display
- 使用了一种比较分割的办法处理音频频谱,并通过LED屏显示频谱,无需FFT知识即可看懂使用。-Used a more integral solutions for audio spectrum, spectrum, and through the LED screen display without FFT knowledge understand use.
12864
- Stc12c5a60s2用P1口AD转换模拟音频频谱,lcd12864显示-Stc12c5a60s2 with P1 port AD analog audio spectrum, lcd12864 display
VB-voice-spectrum-analysis
- 通过api函数获取声卡音频数据,并进行FFT变换,将频谱图显示出来。(Data sound card are obtained by api functions and converted with FFT to frequency graph.)
c_file
- 此代码基于pic16f877单片机,实现音频信号波形图和频谱图的显示(This code is based on PIC16F877 single chip microcomputer, and realizes the display of audio signal waveform and spectrum)