XMLSPY,xml基础教程

DTMF实时解码，采用goertzel算法，通过监测信号中的两个主要频率从而得出DTMF值-DTMF decoder in real time, using goertzel algorithm, by monitoring the signal so as to arrive at the two main frequency DTMF value

XComDrv是个通讯包，包含两个控件：TXComm，封装了一个通讯设备的若干特性；TXModem，MODEM与MODEM通讯的控件。最新的版本支持：定制流控制；任意波特率；完全的数据控制；指定事件字符；收/发数据；插件。TXModem可以用来：向MODEM设备发送AT指令；修改MODEM寄存器；拨号；连接；断开。最新版本包括XAsync v.1.2，异步（覆盖式）操作单元。功能无限制。源代码：包含，还有EXE演示。适用语言：CB4 CB5 D4 D5-XComDrv is a communications package that contains two controls: TXComm, Packaging, a number of characteristics of communications equipment TXModem, MODEM control communications with the MODEM. The latest version supports: customized flow control arbitrary baud rate incomplete data control designated events characters admission/fat data plug. TXModem can be used to: MODEM equipment to send AT commands amend MODEM register dial-up connection disconnected. The latest version include XAsync v.1.2, Asynchronous (cover type) operation unit. Features unlimited. Source code: contains, as well as EXE demo. Applicable language: CB4 CB5 D4 D5

1.了解D/A转换的基本原理。 2.了解D/A转换芯片0832的性能及编程方法。 3.了解8088/86CPU系统中扩展D/A转换的基本方法。 -1. Understand the D/A conversion of the basic principles. 2. Understand the D/A conversion chip 0832 performance and programming methods. 3. 8088/86CPU system to expand understanding of D/A conversion of the basic method.

著名的电信七号信令NO7,协议栈实现代码。包含了从最底层HDCL数据流处理到上层L4呼叫处理的流程。-The code for Ss7 protocol stacks,include from the HDCL data stream handling to the the Handle flow of L4 Call.

基于VBLAST-OFDM的MATLAB SIMULATION，图形化界面，并且给出了各仿真图-VBLAST-OFDM based on the MATLAB SIMULATION, graphical interface, and gives the simulation of Figure

支持X/YModem和cis_b+协议的串口通讯程序 -Serial communication supports X/YModem and cis_b+ protocol

这个源代码是G711解码程序。欢迎大家下载、试用。谢谢大家的支持！                                                                          

ppi协议分析，整理了ppi协议的读写格式，强制IO，一次读多条数据等内容-ppi protol

固网短信编程，固定电话发送端信息，够美的吧!-Fixed message programming, fixed-line telephone to send client information, enough to let the United States!

Nokia 6100 LCD Display Driver SPI