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Password: admin888 (2016-03-11, Windows_Unix, 1942KB, 下载1次)
汽车导航 娱乐 系统 CPU ARM
Sirf A6 数据手册
Sirf A6 Datasheet (2013-03-12, Windows_Unix, 3710KB, 下载10次)
飞思卡尔i.mx28开发板cadence格式原理图 包括最小系统、网口、声卡、液晶、USB等其他外围接口电路
Freescale i.mx28 cadence format development board schematics, including minimum system, LAN, sound card, LCD, USB and other peripheral interface circuit (2012-01-27, Windows_Unix, 376KB, 下载70次)
详细说明S7-200PLC和S7-200PLC之间的以太网通信，说明需要的设备及模块，并有详细的S7-200程序。
Details S7-200PLC and S7-200PLC between the Ethernet communications, the need of equipment and modules, and a detailed S7-200 program. (2011-12-22, Windows_Unix, 1050KB, 下载11次)
understanding GNU radio and how to deal with it
understanding GNU radio and how to deal with it (2010-05-19, Windows_Unix, 9740KB, 下载65次)
比较详细的介绍了，OpenPlc 的实现方法，OpenPlc是新一代PLC的趋势，其开放行好，很好的技术文档。提前开放出来就占领先机。
OpenPlc softPLC soft logic (2010-05-16, Windows_Unix, 214KB, 下载36次)
PIC18F4550 IC Tester - Schematic and Source code
PIC18F4550 IC Tester- Schematic and Source code (2009-06-25, Windows_Unix, 378KB, 下载44次)
移动智能网的介绍，包括整个呼叫过程框架和基本呼叫状态模型
Mobile Intelligent Network, including the entire call process framework and the basic call state model (2009-03-15, Windows_Unix, 1417KB, 下载13次)
基于S3C2410的开发原理图-21IC中国电子网.RAR
S3C2410 based development of China-21IC schematic electronic network. RAR (2008-10-22, Windows_Unix, 586KB, 下载32次)
ZIGBEE无线组网架构方案说明,主从方式祥述
ZigBee wireless network structure of the program narrative, master-slave mode, Cheung Shu- (2007-07-16, Windows_Unix, 26KB, 下载67次)
本文首先介绍目前几种常见的自动抄表系统，分析它们各自的特点，然后重点介绍以太网抄表系统及其控制器的设计与实现。第一章介绍国内外自动抄表技术的发展状况 第二章分析抄表系统的结构，对其上/下层通讯方式进行了详细的描述，比较了不同通讯方式的优缺点 第兰章专门就以太网为通讯方式的抄表系统进行介绍，指出它是一种很有发展前途的抄表手段 第四章和第五章详细介
绍以太网抄表系统中控制器的设计，分为硬件和软件两方面，对来用的微处理器(ARM芯片)和嵌入式操作系统(uClinux )也都有详细的介绍。最后，第六章指出本系统设计中的技术难点以及抄表技术今后的发展趋势。
This paper introduces some common automatic meter reading system, analysis of their respective characteristics, Then highlight meter reading system and its Ethernet controller design and implementation. The first chapter is devoted to domestic and international automatic meter reading technology development in the second chapter analyzes the structure of meter reading system, its on/lower forms of communication are described in detail, Comparison of the different forms of communication-the advantages and disadvantages of the first chapter on Ethernet for communication of meter reading system will be introduced. that it is a very promising means of meter IV and V detailed Ethernet Meter System Controller design, hardware and software into two, right to the use of the microprocessor (ARM c (2007-05-29, Windows_Unix, 3727KB, 下载182次)
网友张巍提供的tcpip协议栈,是一个成功稳定的以太网接口上的TCP/IP协议程序。里面包括有说明
netizen Zhang Wei, the TCPIP protocol stack, is a successful and stable Ethernet interface on the TCP/IP protocol procedures. They include a note (2005-11-21, Windows_Unix, 1611KB, 下载194次)
以太网到电信网转换的网关（简易版）
-Conversion gateway from WAN to LAN. (2004-12-23, Windows_Unix, 5KB, 下载41次)