中断方式发送IR

四轴飞行器制作总结，包括四轴制作过程中马达、电调的选择，以及相关代码。(Four aircraft production summary, including the motor axis in the production process, the choice of power transfer, and the relevant code.)

QAM PSK 信号的调制星座图代码,实现调制信号的星座图显示和比较(the code of QAM&PSK Signal modulation constellation diagram )

KD 树代码，常见的数据搜索算法，比较实用(KD tree code, common data search algorithms, more practical)

实现自适应滤波功能 回声抵消和语音降噪功能(Adaptive filtering echo cancellation)

说明：  在做产品的实验程序，实现分别实现按键的按下和抬起两种消息响应。(In the experimental program of the product, two kinds of message response are realized, one is to press the button and the other is to lift the button.)

DIYMP3，能智能播放，很好的运用了STM32系统相关知识，花费了我将近半年的努力，基本上包含了STM32所有功能的应用。(DIYMP3, play to intelligence, very good use of the STM32 system related knowledge, it took me about half effort, basically contains all STM32 function application.)

C network reactor modal. use linux epoll. callback notify event.

用C#程序调用bartender软件打印标签，可以直接用bartender做模版不用程序写代码那么麻烦，省去很多做标签的时间，直接赋值变量到bartender中就可以打印出来

将H264视频和AAC音频封装为AVI文件的源码(The source files to package H264 video and AAC audio into AVI file)

说明：  1628显示驱动，完整的驱动代码，高质量的(The display driver 1628, all of the complete code, high-quality)