搜索资源列表
ADC_SAMPLE
- ADC模块实现模数转换,从采样接口输入模拟信号-ADC module analog-to-digital conversion, sampling the analog signal input interface
multiratefliter
- 设模拟带通信号频率范围1KHz—1.1KHz,设计一个采样频率8KHz数字频谱分析系统,要求频率分辨率0.1Hz。若对信号直接用FFT进行频谱分析-simulation based communications, with the frequency range 1KHz - 1.1KHz. Design of an 8 KHz sampling frequency digital spectrum analysis system requirements frequency resolutio
zy_pwm_adc
- 28035,四个按键控制PWM波输出,实现暂停或驱动PWM以及更改ADC采样周期。其中,上键使PWM波周期增加一倍,下键,使PWM波周期减少一半,左键,停止输出PWM波,右键,启动输出PWM波。驱动PWM波的产生,再通过PWM波触发ADC采样,每产生两个PWM,则触发一次ADC采样。最后,驱动ADC采样,将输入的模拟信号经过六次采样转换成数字信号。-Four buttons control the PWM wave output, PWM drive to achieve, and to sus
DSP2
- DSB-SC信号的生成与解调 1) 用离散(DSP)的方法生成DSB信号 2) 载波频率为150KHz,音频为500Hz和2000Hz的混合音。 3) 加入高斯白噪声 (4) 语音信号 的传输。 改变抽样频率和量化台阶大小,观察重建信号以及量化噪声信号的波形;对于语音信号主观评价声音质量的变化。 -DSB-SC signal generation and demodulation 1) Discrete (DSP) methods to generate
sample
- 信号处理中的抽样定理以及信号恢复,并对信号进行频谱分析-Signal processing signal sampling theorem, as well as the restoration of the signal spectrum analysis
DSPFPGA
- 针对电梯数据采集数目较多和数据处理复杂等特点,提出了基于数字信号处理器(DSP)和现场可编程门阵列(FPGA)的电梯智能数据采集系统。在介绍了系统整体结构及各组成子模块后,给出了模块与器件之间硬件接口设计思路和架构,描述了整个系统的软件框架,设计了DSP、AD采样、网络通信和抗干扰等程序。整个系统在工程应用中易于实现,具有很好的推广价值-n accordance with the characteristic of elevator for the large number of data a
DSP_Based_FDMA_Commucation_System
- 这是一个频分复用系统的数字处理方法,传送了2个wav文件,采样频率200kHz,2路载波的频率分别为44kHz,48kHz。整个代码涉及到wav文件的编码和解码,信号的数字滤波,调制解调。-This is a frequency division multiplexing system of digital processing methods, to send the two wav files, the sampling frequency of 200kHz, 2-carrier freq
FFTdemo
- 对AD采样来的数据信号进行快速傅里叶变换,并将FFT后的频谱图和波形通过液晶LCD显示出来,对信号分析处理有很大帮助!-Sampling of the AD to the data signals fast Fourier transform, and FFT frequency spectrum and waveform after the adoption of liquid crystal LCD display, the signal analysis and processing of
dsp
- 数字信号处理中对模拟信号的采样频谱分析,及时域、频域重构分析,包括信号及频谱,采样信号及其频谱,时域重构,通过低通滤波器进行频谱重构等代码-Digital signal processing of the analog signal sampling spectral analysis, time-domain, frequency-domain reconstruction analysis, including signal and spectrum, the sampling signal
DSPshiyandaima
- 实验一 一、观察采样引起的混叠。(来源:p57 习题1-3) 设模拟信号为 ,t的单位为毫秒(ms)。 1. 设采样频率为3kHz,确定与 混叠的采样重建信号 。 2. 画出 和 在 范围内的连续波形。(因数字计算机无法真正画出连续波形,可用较密的离散点的连线来近似。) 3. 分别用 和 在两信号波形上标记出3kHz采样点。 两信号波形是否相同?采样后的两序列是否相同? -11 experiments to observe the sampling due to a
SINEWAVE
- 利用定时器产生一个2kHz 的正弦信号。定时器被设置成每25uS 产生一次中断(等效于采样速率为40K)。利用该中断,在中断服务程序中用叠代算法计算出一个SIN值,并利用CCS 的图形显示功能查看波形。开发环境为ccs2.2,硬件为DES5410APP-U开发板。-Use timer to produce a 2kHz sinusoidal signal. Timer is set to generate an interrupt each 25uS (equivalent to the sam
signal_to_noise
- /* DEscr iptION */ /* Measuring the signal to noise ratio of an audio signal using the */ /* TMS320C6416 DSK. Uses a sampling rate of 48000 Hz (48 kHz). */ /* */ /* Takes an input from a microphone or from a CD player and feeds */ /* straig
assignment
- 数字信号处理Read the .wav file into Matlab by using the function "wavread".The sampling rate of the file is 44.1kHz.-Digital Signal ProcessingRead the .wav file into Matlab by using the function "wavread".The sampling rate of the file is 44.1kHz.
Dsp
- 数字信号处理DSP的基本操作,采样,滤波器的选择等。-DSP digital signal processing basic operation, sampling, selection of the filter.
matlab-Dsp
- 数字信号处理DSP的基本操作,采样,滤波器的选择等。-DSP digital signal processing basic operation, sampling, selection of the filter.
DSP
- 连续正弦信号的离散化采样 为了能用离散数字处理系统处理连续信号 离散化采样非常有用-sampling continous sine signal to create discrete form
4-20ma
- TINA下绘制的 工业4-20mA 传感器信号采集用的隔离放大器。能将4-20mA的电流信号转换为0~3V的电压信号,方便设备采样。-TINA drawn under the Industrial 4-20mA sensor signal acquisition using isolation amplifiers. Can 4-20mA current signal into a 0 ~ 3V voltage signal to facilitate the sampling equipmen
SPWM
- 本文以高性能数字信号处理芯片TMS320F2812为核心,设计生成了基于不对称规则采样算法的SPWM波形,键盘输入参数设定调制波频率。本文首先分析了不对称规则算法的原理,接着设计了基于TMS320F2812芯片的软件设计流程,最后在数字示波器上显示了实验波形,验证了设计的有效性和可行性-In this paper, high-performance TMS320F2812 digital signal processing chip as the core, designed to genera
fft
- 对采样信号进行FFT变换,并计算出频域的幅值。查看变量,生成FFT曲线图.基四频域FFT算法,CCS-FFT, the sampling signal and calculate the magnitude of the frequency domain. Viewing Variables, generate FFT graph. Base four frequency domain FFT algorithm, CCS
AD-DA
- dsp片内ad初始化,模数转换功能,包括DAC信号产生和ad采样信号程序-within dsp chip ad initialization, analog to digital conversion functions, including signal generation and ad DAC sampling signal program