基于QT的联通充值缴费终端

这是VC++精彩案例一书的随书光盘（三），里面包含了很多具有代表性的代码，可用于初学VC者参考的好资料(This is a wonderful case with the CD (3), which contains a lot of representative code that can be used when a person VC good reference information)

嵌入式linux平台上利用alsa API录制声音并保存成wav格式(Recording sound with alsa API on Embedded Linux platform and saving it into WAV format)

采用stm32处理器，烟雾报警器是市场上用的MQ-2，注意:需要对烟雾报警器的模拟输出进行分压，以防伤害单片机

ACE+TAO windows环境下编译ACE编译OpenDDS(ACE+ TAO windows environment compiler ACE source)

code nay dung de dem ky tu, toi moi hoc code

说明：  基于matlab简单图像处理系统中对图片的加噪功能(Based on a simple matlab image processing system for image plus noise functions)

利用tm4c1294的事件管理器方便地发出多路pwm信号(Using event manager tm4c1294 to send out multi-channel PWM signals conveniently)

一个很漂亮的C#程序，你可点击上面的.EXE来执行此程序。你将看到很没的画面。-a very nice C# program, you can click on the above. EXE to the implementation of the program. You will see the picture is not.

原装三菱PLC-FX2n内部电路设计图，看一下三菱公司是如何画电路图，对嵌入式开发 有指导作用。(Original of mitsubishi PLC FX2n - internal circuit design)

基于51单片机，12864液晶整屏滚动显示，动态显示(Based on 51 single-chip, full-screen scroll 12864 LCD display, dynamic display)