modDownload

用中点画圆法画椭圆。可以改变大小和位置。(Ellipse midpoint drawcircle.You can change the size and position.)

局域网聊天系统服务端，局域网聊天系统服务端，局域网聊天系统服务端(LAN server chat system, local area network server chat system, local area network server chat system)

C语言简单实现树型结构,C语言简单实现树(C language simple implementation of Tree structure C language simple implementation of Tree)

随软件开关服务 vmware相同目录 switch service vmware (With the software switch service vmware the same directory)

4×10的电梯群控系统的仿真平台，可以模拟群控电梯的实时运行情况，并提供了可视化的界面，可以记录乘客的进出时间，总之，在研究电梯群控算法方面，是非常有用的软件。(4 × 10 of the elevator group control system simulation platform that can simulate the elevator group control of real-time operation, and provides a visualization interface, can record the entry and exit of passengers time, short, in the study elevator group control algorithm is very useful software.)

modbus 源码 modbus master yuanma(Modbus source modbus master yuanma)

说明：  一个Excel表的QT实现源码,实现载入和保存文件，以及如何向QTableWidget中添加对电子制表软件公式的支持等功能.(the QT source of a excel sheet )

一个简单使用socket 通过smtp发邮件的例子(A simple example of using socket to send mail through SMTP.)

STM32的IAP升级程序，已经是可以用的，是用SD卡升级的程序，简单好用，有需要的朋友可以直接用(The STM32 IAP upgrade process, it is already possible to use, is to use the SD card upgrade program, easy to use, a friend in need can be directly used)

说明：  使用vc实现视频捕获功能,调用系统函数实现(Vc achieved using video capture function, call the system function to achieve)