Petri

1、 利用Spartan-3 Starter Board实验板上的旋转开关，设计一个通过旋转开关的方向来控制LED灯的依次点亮顺序的实验，并且要求可以循环点亮。-1, using Spartan-3 Starter Board test panel rotary switch, to design a switch by rotating the direction to control the LED lights in turn lit the order of experiments, and asked to circle lit.

无刷直流电机反 电 势 过 零 检 测 配 置(Zero-crossing detection configuration of back EMF)

比尔盖茨的演讲，共同聆听伟人的讲话，领悟其中的-Bill Gates

jQuery房地产贷款计算器代码是一款房产网站经常用到的房产贷款计算器表单js代码特效，你可以修改当前的利率再进行计算。(JQuery Real Estate Loan Calculator Code is a real estate website often used real estate loan calculator form JS code special effects, you can modify the current interest rate and then calculate.)

一个画图的小程序，不完善，请大家给与完善后上传，-A drawing of a small program, imperfect, please give refined upload, thank you

Yet another Java implementation for the addictive Minesweeper game. This game comes with a number of options unavailable in Windows s version, such as allowing more than one mines in a square. -Yet another Java implementation for the addictive Minesweeper game. This game comes with a number of options unavailable in Windows s version, such as allowing more than one mines in a square.

说明：  轴承寿命预测，数据预处理时，需要特征提取进行时域变换，比如均方根、峭度、幅值等等。(Time domain transformation)

背单词2(two words back)

说明：  输出字段，利用C语言在dos窗口输出文本(output words,we can print words by dos window.)

说明：  滤波器的设计文档，详细说明了参数设计，以及应用(Filter design documents, detailed description of parameter design, and the application)