PID_simulink

一个很好的火焰屏保-a good flame screensaver

公司有n个员工，编号1 ~ n。员工数量众多，需要你为他们编写一个管理系统。 　　员工上班时都要登录管理系统登记一个code，离开要从管理系统上注销，员工也可以随时更新自己的code。到了下班时间，所有员工都会自动注销。公司管理人员随时都可能想要知道有多少员工上班，以及任一员工登记的code。(The company has n employees, number 1 ~ n. There are so many employees that you need to write a management system for them. When employees go to work, login to the management system to register a code, leave to log off from the management system, employees can also update their code at any time. By the end of the day, all employees will automatically log out. Company managers may at any time want to know how many employees go to work, and the number of code registered by any employee.)

I2C总线协议，对学习及如何使用I2C协议进行模拟开发有一定的帮助(I2C bus protocol on learning and how to use the I2C protocol to simulate the development of a certain degree of help)

程序实现用牛顿－拉夫逊迭代法进行潮流计算。不仅有潮流计算，还有数据处理的程序-Procedure using the Newton- Raphson iterative method for flow calculation. Not only power flow calculation, as well as data-processing procedures

51单片机基于DS18B20和1602液晶的综合应用(it is 51 microcontroler aplication)

说明：  pid在matlab编程的实际运用,利用simulink编写程序(PID in the actual application of MATLAB programming, using Simulink to write the program)

行业标准，802.16的空中接口，非常详细-industry standards, 802.16 air interface, very detailed

一款基于CSS3的响应式侧边菜单，这款菜单可以在PC浏览器网页上和移动设备的网页上有着同样不错的效果，它会根据屏幕大小自动实现菜单位置的变化，可以让用户在不同分辨率的屏幕上获得最佳的体验。(A responsive side menu based on CSS3, which works equally well on PC browser pages and mobile device pages, automatically changes the menu position according to screen size, allowing users to get the best experience on different resolution screens.)

json exampole it s example of some json fun

蜂鸣器音乐演奏，有ppt说明，及实例工程文件。(Music buzzer, a ppt notes, and examples of engineering documents.)