how to design the flyback transformer

interfacing 4x4 keypad with lcd. Simple code.

教师工作量计算的源码-teacher workload calculated FOSS

h.264中熵编码中基于上下文的算术编码的实现，此文完成了结构的设计，其较新颖。-h.264 entropy coding based on the context of the realization of arithmetic coding, the article completed the structural design, its more innovative.

这个是在ＯＰＥＮＣＯＲＥ上收集的wishbone总线的开发说明和指导，随着电子设计开源ＩＰ的大量应用，wishbone总线也越来越普及。-This is collected in OPENCORE Wishbone bus and guide the development of note, with the electronic design of a large number of open source IP applications, wishbone bus is also becoming increasingly popular.

说明： 本SD卡高度集成闪存,具备串行和随机存取能力。可以通过专用优化速度的串行接口访问,数据传输可靠。接口允许几个卡垛叠,通过他们的外部连接。接口完全符合最新的消费者标准,叫做SD卡系统标准,由SD卡系统规范定义。-Description: This highly integrated flash memory SD card with serial and random access ability. Can be through a dedicated serial interface optimized speed access, reliable data transmission. Interface allows several cards stacked pile, through their external connections. Interface in full compliance with the latest consumer standard, called the SD card system standard SD card system from the definition of norms.

VB技术介绍电子文档-VB technology of electronic documents

本文从信号量、管程和消息传递三个方面讨论了进程间的同步问题，并分别给出了关于生产者/消费者问题的解决算法，最终还分析了以上三种方法的优缺点。-signal from the amount of paper tube and messaging three discussed the process of synchronization and were given on the producer/consumer problem solving algorithm, ultimately analysis of the above three methods are discussed.

C51RF-PS无线开发系统的说明书和快速开发指南（关于CC1110和CC2510）-C51RF-PS wireless development system for rapid development of guidelines and instructions (on the CC1110 and CC2510)

详细介绍了城市动态交通系统的技术路线与开放方案，是进行DTA系统开发的必备参考-Described in detail the dynamic urban transport system technology roadmap and open the program, DTA is an essential system development