3G中重要的应用，分析讲解了可视电话的基本原理和信令流程，及一些背景知识...

PC机与智能仪表通过串口进行通讯的示例,供初学这使用

可以自动探测你所处的网络NAT类型-can automatically detect where you are in the type of network NAT

这是一个canopen协议的英文原版说明介绍,很详细地介绍了can总线的高级应用协议-This is a Canopen the English original agreement describes, a very detailed description of the senior bus can Application Protocol

WDM驱动程序设计　　 一．WDM简介 　　微软不断推出新的操作系统，现在Windows98和Windows2000已经成了主流，原先用来实现驱动程序的VxD技术随着Win95的淡出也慢慢地将退出历史舞台，在Windows98和Windows2000中设备驱动程序将根据Windows驱动程序模型（WDM）来设计。WDM通过提供一种灵活的方式来简化驱动程序的开发，在实现对新硬件支持的基础上减少并降低所必须开发的驱动程序的数量和复杂性。 -WDM Driver Design 1. WDM briefed constantly introduce new Microsoft operating system, now Windows 98 and Windows 2000 has become mainstream. originally used to achieve the VxD driver technology with the Windows 95 are slowly fade out to be from the historical stage, in Windows 98 and Windows Device Drivers under Windows Flooding dynamic process model (WDM) to the design. WDM by providing a flexible way to simplify driver development, the realization of new hardware support on the basis of the reduction and cut the need to develop drivers for the number and complexity.

一个简单的C语言做的通讯录管理系统，用链表实现的，可以实现简单的通讯录管理功能-a simple C language correspondence management system, with the realization Chain, can achieve a simple directory management capabilities

litwizi j2me

模拟串口程序 占用T0 或者T2 波特率9600 起始位 1位-Serial Analog T0 or T2 procedure occupation 9600 baud one start bit

通信系统中基于MATLAB的四相移相键控调制的仿真-MATLAB-based communication system of the four-phase phase shift keying modulation simulation

这个 matlab 代码用于检测给定的语音信号的音调轮廓。此代码还认定自相关函数。在此代码中使用一个窗口 30 ms (480 样品) 和跳跃 10 ms (160 样品)。

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