PWM

windows下编译json-c-0.12版源码，　采用vc 2012 包括两个工程，　json-c-0.12　lib test 用例 具体使用可以参看源码目录下的testsrc(Windows compiled json-c-0.12 version of the source code, using VC 2012 includes two projects, json-c-0.12 lib test case specific use can be found in the source code directory testsrc)

说明：  用MFC做的一个小的绘图软件，简单实用，适合初学者参考使用。(MFC to do with a small graphics software that is simple and practical reference for beginners.)

测量平差，对于测绘专业数据处理很有用，特别是c语言的薄弱的同学也有很好的帮助。(Surveying adjustment, for surveying and mapping professional data processing is very useful, especially the weak C language students also have a very good help.)

用c++和Direct3D写的一个3D三阶魔方(3D Rubik Cube based on C++&Direct3D)

校园导航系统 规划校园路线 算出最短距离等(Planning the campus with a campus navigation system Calculate the shortest distance, etc)

杨建国老师的通讯原理课件，第三章模拟信号的调制与解调，主要讲述信号产生与调制，射频特性，解调，MSK、GMSK、PSK、QPSK、BPSK、QAM等原理(Yang Jianguo teacher communication principles of courseware, the third chapter of the analog signal modulation and demodulation, and focuses on the signal generation and modulation, the RF characteristics, demodulation, MSK, GMSK, PSK, QPSK, as BPSK, QAM and other principles of)

windows网络编程recvfrom源码实例(windows network programming source code examples recvfrom)

用MFC向导创建对话框应用程序，实现整数运算器，在对话框中进行加减乘除运算(Use the MFC application wizard to create dialog, the realization of integer arithmetic unit, operation in the dialog for addition, subtraction, multiplication, and division)

这是一个我经过多次寻找验证,保证不丢数据的socket IOCP的程序()

读取dxf文件，提取相关图元，可用于CAD CAM 数控方面，对从事数控朋友有所帮助。