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VHDL/FPGA/Verilog fir滤波器的设计
fir滤波器的设计,此滤波器 Fs为44kHz,Fc为10.4kHz。
uCOS 整理了下uCOS的相关资源
整理了下uCOS的相关资源,包括uCOS2.52/2.76/2.86,uC/FS uC/GUI uC/TCPIP shell源代码,及其在windows上的模拟例子,还包括Wsim的一个windows模拟工程等
微处理器开发 基于LPC2148的UCOSII
基于LPC2148的UCOSII,已经移植好了GUI,FS和SD卡驱动
嵌入式Linux arm linux上的常用文件系统
arm linux上的常用文件系统,可以帮助开发人员快速建立fs
嵌入式Linux ARMer9 s3c2410开发系统 mtd文件系统的源代码
ARMer9 s3c2410开发系统 mtd文件系统的源代码,对于安装mtd-fs有很好的参考价值
书籍源码 计算全息close all clc clear A=zeros(64) A(15:20,20:40)=1 A(15:50,20:25)=1 A(45:50,20:40)=1 A(30:34,
计算全息close all clc clear
A=zeros(64)
A(15:20,20:40)=1 A(15:50,20:25)=1
A(45:50,20:40)=1 A(30:34,20:35)=1
% ppp=exp(rand(64)*pi*2*i) A=A.*ppp
% Author s email: zjliu2001@163.com
figure imshow(abs(A),[])
Fa=fft2(fftshift(A)) Fs=fftshift(Fa)
Am=abs(Fs) % amplitude
Ph=angle(Fs) % phase
s=11 ...
中间件编程 ucos2 is a file system for embedded applications which can be used on any media, for which you can p
ucos2 is a file system for embedded applications which can be used on any media, for which you can provide basic hardware access functions. &micro C/FS is a high performance library that has been optimized for minimum memory consumption in RAM and ROM, high speed and versatility. It is written in AN ...
嵌入式/单片机编程 ucos2 is a file system for embedded applications which can be used on any media, for which you can p
ucos2 is a file system for embedded applications which can be used on any media, for which you can provide basic hardware access functions. &micro C/FS is a high performance library that has been optimized for minimum memory consumption in RAM and ROM, high speed and versatility. It is written in AN ...
其他 (一)基本任务:单频正弦波模拟信号的简单数字化。即对一个单频正弦波模拟信号进行抽样、均匀量化、PCM二进制自然编码。 1、主要步骤和要求: (1)单频正弦波模拟信号的抽样实现。要求输入信号的幅度A
(一)基本任务:单频正弦波模拟信号的简单数字化。即对一个单频正弦波模拟信号进行抽样、均匀量化、PCM二进制自然编码。
1、主要步骤和要求:
(1)单频正弦波模拟信号的抽样实现。要求输入信号的幅度A、频率F和相位P可变;要求仿真时间从0到2/F,抽样频率为Fs=20F;要求给出抽样信号samp的波形图。
(2)单频正弦波模拟信 ...
matlab例程 选取windows系统自带的ding.wav信号作为分析对象
选取windows系统自带的ding.wav信号作为分析对象,在Matlab软件平台下,利用函数wavread对音频信号进行采样,记住采样频率和采样点数,听一下原始声音sound(y, fs, bits)。
(2)音频信号的频谱分析,先画出音频信号的时域波形;然后对音频号进行快速傅里叶变换fft(y,N),N取32768,画出信号的频谱特性,加深对频谱特性的理 ...