Prepared using serial communication API applet, 2 serial port connection, can se...

C51源码 4字LED点阵程序-C51 source 4 character LED dot-matrix program

一个基于递归下降的四则运算计算器-based on a recursive decline in four Operational Calculator

一篇总结了当前大多数椭圆拟合方法的文章，并进行了深度分析，提出了改进的方法，适用于初学者进阶阅读。-1 summarizes the most current methods of ellipse fitting articles and in-depth analysis, put forward an improved method, applicable to advanced beginners to read.

DM9000A的参考设计文件，有针对EMI部分的设计-DM9000A reference design documents, has against the EMI part of the design

判断一棵二叉树是否为二叉搜索树的算法-judge whether a binary tree search for the binary tree algorithm

一个很简单的游戏DEMO，演示了如何使用DDRAW。-a very simple game DEMO, demonstrated how to use DDRAW.

实现跳远运动员成绩的动态排序。每次一名运动员成绩出来，都会更新一次排名-Long jump athletes to achieve a dynamic sort. Every time an athletes out, will be updated every position

石子归并问题：在一个圆形操场的四周摆放着N堆石子(N

问题描述: 一杯沸水冷却，圆柱体模型，底面半径0.05m，高0.1m，周围温度20度，初始水温100度 方程是四维输运方程（常数a^2=k/(c*p)，k是热传导系数0.6006焦/（米*秒*度）） 初始条件：t=0时水等于100度 边界条件：1.上下壁都是自由冷却，第三类边界条件，周围温度保持在20度（H=k/h,h取1） 2.杯壁绝热，第二类边界条件 图形显示格式,取过圆柱轴的截面温度变化将其做成动画. -Problem description : a cup of boiling water cooling cylinder model, the bottom radius of 0.05m, 0.1m high. temperature around 20 degrees, initial temperature of 100 degrees equation is four-dimensional equations (a constant ^ 2 = k/(c* p), k is the thermal conductivity coefficient of 0.6006 Coke/(m** seconds degrees)) initial conditions : t = 0 to 100 degree water boundary conditions : 1. upper and lower walls are free cooling, the third boundary conditions, maintain the temperature around 20 degrees (H = k/h, h for 1) 2. Beibi insulation, The second category boundary conditions graphics format, cylindrical shaft for the cross section of its temperature changes caused animation.

“面包圈大战”程序。 编译donuts.dsw文件，在Debug目录下会生成donuts.exe文件，直接双击该文件，即可运行“面包圈大战”程序。 *************** 要正确编译该程序，需要安装DirectX 9.0及其以上版本。-"bread circle Wars" procedures. Compiler donuts.dsw documents in the Debug directory will generate donuts.exe document, double-click the file directly, and can run "bread circle Wars" procedures.******************************* To compile the correct procedures need to install DirectX version 9.0 and above.