quintessence

iec103 规约上位机源代码，喜欢的就下吧。(iec103 Statute of the host computer source code, like on the next bar.)

一个小例子 如何操作Excel 无条件添加数据(vb.net teach you how to add Excel)

DSP2812基于长沙创制电子的mini开发板的实验例程，教你学dsp(DSP2812 development board based Changsha create electronic mini experimental routine, taught you how dsp)

DX写的水面效果模拟，折射反射fresnel源码(Real water effect with DirectX&HLSL,reflect refract & fesnel effect.)

一个有趣的小游戏,基于GDI,CodeBlocks开发而成.(An interesting little game, based on GDI, CodeBlocks developed with.)

基于51单片机的步进电机的控制设计 一圈360度,需要20个脉 冲完成. 3,步进电机具有瞬间启动和急速停止的优越特性. 4,改变脉冲的顺序,可以方便的改变转动的方向(51 step motor control designs around 360 degrees, requires 20 pulses to complete. 3, stepper motor with instant start and stop the rapid superior characteristics based on 4, change the order of the pulse, you can easily change the direction of rotation)

基于Visual c++.net (VC.net) 编写的 BIOS信息查询 程序。代码都有注释。实现功能为：获取显卡BIOS 的版本号，更新日期，获取系统BIOS的版本号和更新日期 。(Based on Visual c . Net (VC.net) prepared by the procedure BIOS information. Code have the Notes. The realization of functions: access to graphics BIOS version number, update date, access to the system BIOS version number and update date.)

EVA下面的T1PWM、T2PWM、PWM1-6均输出频率为1KHz，占空比为40 的PWM波形。 T1PWM、T2PWM、PWM1-6输出的是不对称的PWM波形.EVB下面的T3PWM、T4PWM、 PWM7-12均输出频率为1KHz，占空比为40 的PWM波形。T3PWM、T4PWM、PWM7-12 输出的是对称的PWM波形.(EVA following T1PWM, T2PWM, PWM1-6 are output frequency is 1KHz, 40 duty cycle of the PWM waveform.* T1PWM, T2PWM, PWM1-6 of the PWM output waveform is asymmetric. EVB following T3PWM, T4PWM,* PWM7-12 are the output frequency is 1KHz, 40 duty cycle of the PWM waveform. T3PWM, T4PWM, PWM7-12* The output is symmetrical PWM waveform.)

一个用VC＋＋写的有关USB接口通信的程序，(a VC++ to write the USB communication procedures,)

说明：  Software for ITM-17 dvb-t/T2/c meashurement tuner with RS232