shumaguan-play

说明：  osg中的switch开关功能，可以显示场景中想要看到的节点。(osgswitch)

AVRstudio和winavr的联用，多个文档，对于刚刚入门的单片机爱好者们非常有用。(AVRstudio and winavr hyphenated, multiple documents, for just getting started microcontroller enthusiasts very useful.)

说明：  51单片机用1602液晶显示串口接收到的数据(51 1602 MCU with LCD serial data received)

通过51单片机串行转并行，扩展IO口，实现四个步进电动机的控制。(By 51 microcontroller serial to parallel IO expansion port, to achieve four stepper motor control.)

SIM800C升级工具,二次开发工具，省成本的特别好用用的方案(SIM800C upgrade tool)

c51单片机的sle4442卡的读写加密验证程序 已通过(c51 microcontroller sle4442 card reader encrypted authentication procedure has been adopted)

Iar环境下avr_bootloader的编写，可以参考参考。(Preparation of Iar under the environment of avr_bootloader, can refer to the reference.)

模数转换器AD0809例程，通过该例程可掌握AD0809的基本使用方法(AD0809 ADC routines, the routines can be mastered through the basics of using the AD0809)

VS2010 C++学习（6）：ListCtrl用法及ADO方式读写Access程序(VS2010 C++ learning (6): ListCtrl Usage and Access ADO literacy program)

说明：  51单片机的拼音输入法的程序，用C实现，(51 SCM Pinyin input method to the procedures used to achieve C,)