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电子书籍 The i-mode service by NTT DoCoMo is a mobile phone service in Japan that provides its customers wit
The i-mode service by NTT DoCoMo is a mobile phone service in Japan that provides its
customers with both voice and comprehensive data services. With an i-mode phone, users can
exchange i-mode e-mail and obtain information from i-mode menu sites and i-mode compatible
Internet sites.
The i-mode phone ...
加密解密 MD5的全称是Message-digest Algorithm 5（信息-摘要算法）
MD5的全称是Message-digest Algorithm 5（信息-摘要算法），用于确保信息传输完整一致。在90年代初由MIT Laboratory for Computer Science和RSA Data Security Inc,的Ronald L. Rivest开发出来，经MD2、MD3和MD4发展而来。它的作用是让大容量信息在用数字签名软件签署私人密钥前被"压缩"成一种保密的格式（就是把一个任意长 ...
书籍 Enablers for Smart Cities
The concept of smart cities emerged few years ago as a new vision for urban
development that aims to integrate multiple information and communication
technology (ICT) solutions in a secure fashion to manage a city’s assets. Modern ICT
infrastructure and e-services should fuel sustainable growth and ...
书籍 IP Multimedia Subsystem(IMS) Handbook
Fixed-mobile.convergence.and.voice-data.networks.have.merged.next-gen-
eration,.value-added.applications.and.integrated.multimedia.services,.com-
bining. Web. browsing,. instant. messaging,. presence,. voice. over. IP,. video.
conferencing,. application. sharing,. telephony,. unified. messaging,. mu ...
书籍 Propagation Handbook for Wireless Communication
Wireless means different things to different people. For this book, it refers
to the radio systems that provide point-to-point, point-to-multipoint, and
Earth-space communications over transmission links that propagate outside
buildings through the lower atmosphere. Wireless systems are being built
...
书籍 Transceiver and System Design
T
his book covers basic communications theory and practical imple-
mentation of transmitters and receivers. In so doing, I focus on dig-
ital modulation, demodulation methods, probabilities, detection of
digital signals, and spread spectrum system design and analysis. This book
was written for those ...
技术资料 SPI UART I2C CAN比较.pdf
Universival Asychronous Receiver/Transmitter（通用异步串行口），UART 是一种较为通用的数据传输的方法（即Start Bit＋Data＋Check＋StopBit），而COM 口中Rx、Tx 的数据格式即为UART。UART 和RS232是两种异步数据传输标准.计算机中的COM1和COM2都是RS232串行通信标准接口。当Uart 接口连到PC 机上时，需要接RS232电平转 ...
技术资料 界面漂亮 功能实用的串口调试助手
大家先试用一下，源码后面奉上！！！using System;using System.Collections.Generic;using System.Configuration;using System.Data;using System.Linq;using System.Threading.Tasks;using System.Windows;namespace SerialCom{&nbsp; &nbsp; /// <summary>&nbsp; &nbsp; /// App.xaml 的交互逻辑&nbsp; &nbsp; /// </sum ...