（1） 熟悉连续信号经理想采样前后的频谱变化关系，加深对时域采样定理的理解． （2） 熟悉时域离散系统的时域特性 （3） 利用卷积方法观察分析系统的时域...

canvas java draws shits just look at it

TC下的万年历程序。有详细注释。-TC hefty almanac under the procedure. Detailed Notes.

函数使用，将十进制数转化成对应ASIC码，以方便在液晶上显示-function ten to asic

写了一个小程序，听往上说什么将类的申明放在namespace里面的话，该类就不能再派生了，我做的这个程序还可以派生，不知道这是怎么回事

verilog编写的RTC（实时时钟）包含APB总线接口、时钟计时部分等-verilog prepared by the RTC (real time clock) contains APB bus interface, clock time some other

his little function rounds a number (or the elements of a vector ot matrix) towards the nearest number with N significant digits. Examples: roundsd(0.012345,3) returns 0.0123 roundsd(12345,2) returns 12000 This is a useful complement to Matlab s ROUND, ROUND10 and ROUNDN (Mapping toolbox), especially when dealing with data with a large variety of order of magnitudes. I was about to upload this file when I found "sd_round.m" by Edward Zechmann (see aknowledgment), which has similar feature (and more). But, because my script is very different in coding (much much shorter), I decided to share it anyway.

可实现双通道ad转换　四位数码管动态扫描-can achieve double-channel digital ad conversion of four dynamic scan

SystemPrescription Data

一个简单的五子棋程序，通过此程序，您可以了解到一些Windows下的游戏的编程方法。-Gobang a simple procedure, through this procedure, you can understand that some of the game under Windows programming method.

增强c源代码可读性的c源程序-enhance readability of the source code c source