PIC单片机上的键盘扫描

设计模式可复用面向对象软件的基础 这是第二章-Design Patterns for Reusable Object-Oriented Software This is the second chapter

关于一个教师工资信息管理系统的需求规格说明书，包括详细的规格说明。可以直接用作模板。-wages to teachers on an information management system for the specification, including the detailed specifications. Templates can be used directly.

使用c++简单实现ATM自动提款机，只是简单实现没有考虑时间问题-use simple ATM automatic teller machines, but simply to achieve not considered a matter of time

Complete details of the 5 th unit

一本计算方法很有用的书，主要的运行环境为MATLAB，里面的算法比较齐全，值得下载。-a useful method book, the main operating environment for MATLAB, inside the algorithm relatively complete, it is worth the download.

You must read this. Wa, Terrific.

LabVIEW中利用LabSQL 对数据库访问技术的探讨，

关于无线协议802.11在ns2中实现的教程，非常好，老外写的，非常细致-On the 802.11 wireless protocol in ns2 to achieve the tutorial, very good, written by a foreigner, very meticulous

this file have useful information about the localization in sensor networks.

本文介绍了在PowerBuider环境下采用“自上而下地总体规划，自下而上地应用开发”的策略开发一个管理信息系统的过程。通过分析传统的人工管理图书馆的不足，创建了一套行之有效的计算机管理图书馆的方案。文章详细介绍了图书管理信息系统的系统分析部分，包括可行性分析、组织机构分析、管理职能分析、业务流程分析、数据流程分析、数据字典、处理描述等等；系统设计部分主要介绍了系统功能设计和数据库设计；系统实现部分列出了几个主要的程序框图，并附带了一些主要的窗口和程序。-This article describes the environment in the PowerBuider adoption of the "top-down master plan, application development from the bottom up" strategy to develop a management information system process. By analyzing the traditional lack of manual management of the library, creating a well-established library computer management program. Article details the systematic analysis of library management information system parts, including feasibility analysis, organizational analysis, management of functional analysis, business process analysis, data flow analysis, data dictionary, handling description, etc. system design introduces some of the major system functions design and database design system implementation section lists several key diagram, and with some o