PCA9685 驱动程序

51单片机的串口通信程序，来自于开发板，VC环境下编写。(51 the Serial communication program, and from the development board, VC environment prepared.)

基于STM32直接操作寄存器版本，07年开关电源控制程序，采集反馈的电压进行PI调节，达到稳压目的。(Register version based on the STM32 direct operation, 07 switching power supply control procedures, collect feedback PI regulating voltage, voltage regulator.)

说明：  stm32f1驱动sx1280进行测距，通过oled或串口打印输出距离(Stm32f1 driver sx1280 range, through oled or serial port printing output distance)

极其适合c语言初学者参考的200个C语言程序，包括第一个c语言程序（hello world），各种排序方法，学生成绩查询，八皇后等经典例子

基于DOS下的学生信息管理系统，结合SQL2005数据库，实现学生信息的增，删，改，查询，采用MFC ADO技术实现数据库与应用程序的交互(SQL2005 database based on the student information management system for DOS, increase the student information, delete, change, query, MFC ADO technology database and application interaction)

学习编译原理第十二章(learning Compiler Principle Chapter 12)

二维图像的基本处理，包括imfilter等matlab库函数的移植(The basic two-dimensional image processing, including imfilter matlab library function such as migration)

加密算法 AES加密算法 很实用的加密算法(Encryption algorithm AES encryption algorithm is very practical encryption algorithm)

Microchip公司的一款EEPROM芯片24LC1024的源程序，包括EEPROM的读和写 (Microchip EEPROM chip 24LC1024 a company source, including EEPROM read and write)

online random forest 在线随机森林做跟踪和分类的代码(online random forest-line tracking and classification random forest to do the code)