字符串匹配。输入XML文件中的Key值，可以在程序读入的XML文件中找到Key值相对应的信息并输出。...

OFDM 4QAM simulation using Matlab

关于MODEM的资料 感兴趣的朋友可以- The friend is interested which about the MODEM material may have a look

支持多客户端的消息传递工具VB程序源码，推荐下载！-support multi-client messaging tools VB program source code, download!

模拟通道的通信过程，能够进行正常的输入输出操作-Analog channels of communication process, to carry out the normal operation of the input and output

通讯串口编程的一个实例，应用于变电站自动化系统的前置通讯模块-serial communications programming an example for substation automation system for the front communication module

程控滤波器论文。实现了步进为10dB的0到60dB的可调增益。滤波器部分以可编程开关电容滤波器MAX262芯片为核心，实现了截止频率1KHZ-20KHZ步进1HZ可调的程控滤波器，各项误差低于5％。-Program-controlled filter papers. To realize a step from 0 to 60dB in 10dB of adjustable gain. Filter part of programmable switched capacitor filter MAX262 chip as the core, realize the cut-off frequency 1Hz step 1KHZ-20KHZ program adjustable filter, the error of less than 5.

visual C++ net编写的-prepared by the net

说明：多线程 (Multi-Thread) RS232 串行口通讯构件 ，是 COMM32.ZIP 构件的改良版，并且增加 Data Bits、Parity、 Stop Bits 等配置，支持 Read/Write 时序控制 (Timing control)、 ReadIntervalTimeout、 WriteIntervalTimout 等 ，支持 DTR/DSR, RTS/CTS 硬件流程控置及 Xon/Xoff 软件流程控置 ( 2.5 版，附源码 ) -: multithreading (Multi-Thread) RS232 serial port communication component, the component is COMM32.ZIP modified version, and increase Data Bits, Parity, Stop Bits, such as configuration and support Read/Write timing control (Timing control), ReadIntervalTimeout, WriteIntervalTimout, support DTR/DSR, RTS/CTS hardware flow control and home Xon/software flow control setting home (version 2.5, with source)

c#控制串口， 包含了基本的串口控制的方法，