demod_dtmf

本程序是利用QT在linux底下的开发，通过QDBUS实现进程间通信，实现信息互通功能(This program is the use of QT in linux under development, QDBUS interprocess communication, information exchange)

ESP32最新驱动代码 TI官方支持无缝衔接(ESP32 latest driver codeTI officially supports seamless connection)

mxc_v4l2测试源码，视频采集显示功能(mxc_v4l2 test source, video capture display)

OK2440开发板上的应用程序，实现按键控制蜂鸣器响应。(OK2440 development board application, realize the button control a buzzer response. )

清华大学 魏永明 教授 MiniGUI 在嵌入式linux上的移植(Tsinghua University, Professor Wei Yongming MiniGUI in the embedded linux on transplantation)

Tinger FDTD 是一款基于 FDTD 算法的二维全矢量电磁场数值模拟软件，可应用于光电、微波、电磁等器件及一般光学器件的仿真、设计优化和教学，也可用于光子晶体和特异材料等现代光子学的研究。利用该软件的数值模拟功能，弥补了无法进行实验验证的缺陷。该软件具有广泛的平台通用性，可以在 Windows、linux、嵌入式 Linux 等平台中运行。并具有友好的图形化界面，为软件使用者提供方便。Tinger FDTD完美支持简体中文和英文，并可以动态切换语言。 (Tinger FDTD algorithm is a two-dimensional FDTD-based full vector electromagnetic field simulation software, can be applied to optical, microwave, and electromagnetic devices and general optical device simulation, design optimization and teaching can also be used for specific materials such as photonic crystal and modern Photonics Research. Numerical simulation using the software functions, make up the defects can not be verified by experiment. The software platform with a wide range of versatile, can be Windows, linux, running embedded Linux and other platforms. And has a friendly graphical interface, easy for software users. Tinger FDTD perfect support for Simplified Chinese and English, and can dynamically switch the language.)

嵌入式系统开发与应用 北航的ppt课间(embedded system development and application of the Beijing University of Aeronautics and Astronautics ppt break-time)

说明：  串口输出：LED_KEP test!； 程序运行后8LED会数字滚动，LED跑马，然后按键盘8LED会显示不同的键值； 屏幕上显示相关的文字。(Serial port output: LED_KEP test!; After the program runs, the 8LED will scroll digitally, the LED will run horse, and then the keypad 8LED will display different keys. The relevant text is displayed on the screen.)

canbus 驱动代码，采用spi总线与canbus控制器通讯(canbus driver sources)

嵌入式平台三星 s3c2440上linux-2.6.12下移植dhcp服务器过程，非常详细，本人一步一步的做的，移植成功可用。(Samsung S3C2440 embedded platform on linux-2.6.12 transplantation under the dhcp server process, very detailed, step by step I make, and transplantation can be used successfully.)