关于MODEM的资料 感兴趣的朋友可以

三种常用的串行通讯的编程方法，在VC++下调试通过。-three common serial communication programming, debugging through VC.

通过串行口访问Modbus现场控制网络,概述了modbus相关内容-Modbus serial port access through the on-site control network, an overview of relevant content modbus

最新delphi7数据库开发指南 最新delphi7数据库开发指南 -Delphi7DataBaseDelphi7DataBaseDelphi7DataBaseDelphi7DataBaseDelphi7DataBase

口通讯及其在VB平台下的实现-mouth communication in the VB platform to achieve

蓝牙通信系统仿真设计和代码，分为四部分： 信号传输部分，信号接收部分，谱分析显示部分，误码分析部分-Bluetooth communication system simulation design and code, divided into four parts: part of the signal transmission, signal receiving part, spectral analysis shows that part of the error analysis section

this a source code which can use for encryption of voice signal by using the kasami sequence.Kasami sequence is a pseudo random sequence. -this is a source code which can use for encryption of voice signal by using the kasami sequence.Kasami sequence is a pseudo random sequence.

通过与短信猫设备通讯，实现将数据库中的信息及号码取出，再根据号码将信息通过短信猫群发送到相应手机上，同时实现发送成功信息及失败信息的备案，以对发送失败信息的多次发送；以及实现发送时间间隔的设置。

在分析以往一些排课软件的基础上，提出一个通用的排课管理信息系统的设计方法，并对一些具体的技术问题作出相应安排-analysis of the past, some of the Course Scheduling software, based on a common course arrangement management information system design methods, as well as some specific technical problems to make the necessary arrangements

本源代码是一个邮件收发系统，可以实现了简单的文件接受、发送功能-source code is a mail system that can achieve a simple document acceptable, this function

GSM 手机开发库，可用于开发短信、电话等相关功能-GSM handset development library can be used to develop SMS, telephone and other related functions