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这也是一个很不错的技术文档 关于FPGA-This is a very good technical documentation on the FPGA

< AVR_U盘嵌入式FAT文件系统> 文件介绍了AVR Memory Stick嵌入式中实现类似操作系统的FAT文件管理系统，这些内容主要包括，文件系统的命名规范，文件寻址路径规范，文件系统核心数据结构的定义，文件系统读写类函数原型的定义。- document describes embedded AVR Memory Stick to achieve a similar operating system FAT file management systems, which mainly include the file system naming convention, document addressing the path specification, file system core data structure the definition of the file system functions to read and write the definition of the prototype.

基于数字电位器AD8402的程控增益系统。　比较了程控增益放大器的各种不同构成方式,介绍了一种采用多路数字电位器AD8402的偏置可调程控增益系统,同时给 出了该系统的硬件原理和软件设计,并指出AD8402使用中的几个注意事项。该设计方案硬件结构简单,性价比高,具有一定的通用性。-Digital Potentiometers AD8402 based on the programmable gain system. Programmable Gain Amplifier comparing the different poses to introduce a multi-way Digital Potentiometers AD8402 programmable gain adjustable bias system given the system

运放选型 运算放大器的结构形式主要有三种：模块、混合电路和单片集成电路。对于设计工程师来说，不仅是要知道所用产品的型号，而且还应熟悉生产这些产品的工艺，从而能够从一类放大器中选出一种放大器做特定的应用。-Selection of operational amplifier OPAMP structure There are three main types: modules, hybrid circuits and monolithic integrated circuit. Design Engineer for example, not only to know the product you are using models, but also familiar with the production process of these products in order to be able to elect one Class A amplifier amplifier make specific applications.

　介绍了一种运用DSP (数字信号处理器)控制的基于以太网传输的低成本高音质语音 监控系统,该系统主要由语音采集模块和语音传输模块组成。-Introduced the use of a DSP (digital signal processor)-controlled, low-cost Ethernet-based high-quality transmission of voice control system, the system mainly by the voice acquisition module and voice transmission module.

介绍USB分析仪器的商机，是一个非常好的项目。有兴趣可以做-USB devices on the business opportunities, is a very good project. Interested can do

提出了基于嵌入式技术CCD 采集系统的新方法,并以ARM微处理器和FPGA 芯片为核心设计了嵌入式CCD 采集系统,解决了传统采集方法中系统过于庞大和复杂的问题,具有结构简单、小型化和智能化的特点。试验结果表明,该系统实现了CCD 输出图像的高速采集和实时显示,数据采集速率达到5 MHz。-Embedded technology based on CCD acquisition system A new method, and ARM microprocessors and FPGA chip is designed as the core embedded CCD acquisition system to address the traditional acquisition methods in the system too large and complex problems, is simple in structure, small and intelligent features. Experimental results show that the system realizes high-speed CCD output image acquisition and real-time display, data acquisition rate up to 5 MHz.

移动MISC平台接口规范。包括短信和其他业务的订购关系以及其他内容。-the Standard of ChinaMobile Misc System. It include the ordering relations of sms and other product and other content.

缓存设计详解,对缓存在web应用上的设计做了比较全面的阐述.-Cache design Xiangjie, to the cache in the design of web applications have done a more comprehensive elaboration.

异步电动机控制系统（VVVF系统）频率测量三相异步电动机的基本控制方式定子截面的均方根是电动势