smart_directdraw_demo

motion detect on microsoft visual c++

实现DSP-STM32 上对四相双极性步进电机的调速控制，及STM32上矩阵键盘的使用(Realization of the four-phase bipolar stepper motor speed control on the DSP-STM32, STM32 and the use of the keyboard matrix)

短信接口 短信接口 短信接口 短信接口 短信接口 短信接口(SMS Interface)

说明：  一个打开并显示位图或者像素矩阵的程序 注意：本程序没有使用DOC/VIEW架构， 所以理解起来更容易，适合初学者。 本程序支持bmp、raw格式图像的读取(an open and display bitmap pixel matrix, or the procedures to : this procedure does not use DOC/VIEW structure, make it easier to understand and suitable for beginners. This program supports bmp, raw format images read)

说明：  地球物理数据处理二维版模型重磁正演程序，用vc++6.0写的(Geophysical data processing two dimensional version of the model gravity and magnetic process, using vc++6.0 to write the)

给出冒泡排序等3种排序算法，供初学者比较理解VC++编程！(It gives the other three kinds of bubble sort sort algorithm, for beginners to understand VC++ programming!)

COM口设置 串口设定 端口号 波特率 数据位 停止位 校验位 串口数据接收 串口收据发送(COM port settings Serial data receiving Serial receipt)

删除指定目录下某种类型的文件，VC++精选编程源码，很好的参考资料。(Delete the specified file is a type of directory, VC++ select programming source code, a good reference.)

这是针对华为GSM/GPRS模块的GPS接收机空时抗干扰滤波技术研究(Research jamming GPS receiver space-time filtering technology)

程序可以获取本机IP地址，需要先加载Socket库(Program can access the machine IP address, need to load the Socket Library)