s4

说明：  四旋翼无人机MATLAB S函数仿真 程序代码(Code of MATLAB S Function Simulation Program for Four-Rotor Unmanned Aerial Vehicle)

this is fortran napl simulator example done by EPA

fontrouter code, a small hacky program to change the font in nokia symbian devices

windows驱动开发资料，深入驱动核心，剖析操作系统底层运行机制。(Windows driver development data, in-depth driving the core, analyzing the underlying operation mechanism of the operating system.)

说明：  STM32 handbook (Rus), Real HW in real life.

说明：  仿真sar成像RD算法其中包括回波生成距离压缩方位压缩距离徙动校正(RD algorithm for simulated SAR imaging includes echo generation range compression azimuth compression range migration correction)

HTML5_Canvas练手：红绿灯控制演示，用Canvas标签绘制简单的动画效果：模拟十字路口绿灯亮，车走；红灯亮，车停效果，动画效果比较粗糙，供HTML5入学者参考。HTML5程序，目前暂不支持IE9之前的浏览器。

这个程序允许一个很酷的机器人移动比比皆是寻找光的房间。像一只飞蛾。控制应用程序。它适合电子爱好者以及电子类的专业人士，在家庭自动化 — — 机器人-小型可编程控制器-教育-原型设计-火腿相关应用-电影-工业化控制-地质仪器-计算机特效

说明：  1D 2D DFT FFT matlab手写源代码，跟matlab自带函数进行比较误差小于0.0000000001(1D 2D DFT FFT matlab handwritten source code, compared with the MATLAB function, the error is less than 0.0000000001)

用DELPHI写的发送QQ消息,在D7下可用,有需要的朋友可以参考一下!(Using DELPHI to send QQ messages, available under D7, friends in need can refer to it!)